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authorMauro Carvalho Chehab <mchehab@redhat.com>2013-04-25 10:28:18 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-04-25 10:28:18 -0300
commita5d0568e2a686684ecdd1d6cb4edc48bceace249 (patch)
tree08977650478c56476eec6f7a94affa7f5f6067fc /drivers/media/pci
parent966a1601877c3d29065ab2dde838cdae16ccc099 (diff)
parent486a7a2813c7d6e0b864c4b51027bcae3359071e (diff)
Merge branch 'topic/cx25821' into patchwork
* topic/cx25821: (31 commits) [media] cx25821: remove cx25821-audio-upstream.c from the Makefile [media] cx25821: replace custom ioctls with write() [media] cx25821: drop cx25821-video-upstream-ch2.c/h [media] cx25821: add output format ioctls [media] cx25821: prepare querycap for output support [media] cx25821: group all fmt functions together [media] cx25821: setup output nodes correctly [media] cx25821: remove references to subdevices that aren't there [media] cx25821: remove custom ioctls that duplicate v4l2 ioctls [media] cx25821: g/s/try/enum_fmt related fixes and cleanups [media] cx25821: switch to v4l2_fh, add event and prio handling [media] cx25821: replace resource management functions with fh ownership [media] cx25821: move vidq from cx25821_fh to cx25821_channel [media] cx25821: remove 'type' field from cx25821_fh [media] cx25821: use core locking [media] cx25821: remove unnecessary debug messages [media] cx25821: remove TRUE/FALSE/STATUS_(UN)SUCCESSFUL defines [media] cx25821: convert to the control framework [media] cx25821: embed video_device, clean up some kernel log spam [media] cx25821: remove bogus dependencies ...
Diffstat (limited to 'drivers/media/pci')
-rw-r--r--drivers/media/pci/cx25821/Kconfig7
-rw-r--r--drivers/media/pci/cx25821/Makefile7
-rw-r--r--drivers/media/pci/cx25821/cx25821-alsa.c81
-rw-r--r--drivers/media/pci/cx25821/cx25821-audio-upstream.c22
-rw-r--r--drivers/media/pci/cx25821/cx25821-cards.c23
-rw-r--r--drivers/media/pci/cx25821/cx25821-core.c133
-rw-r--r--drivers/media/pci/cx25821/cx25821-gpio.c1
-rw-r--r--drivers/media/pci/cx25821/cx25821-i2c.c3
-rw-r--r--drivers/media/pci/cx25821/cx25821-medusa-video.c46
-rw-r--r--drivers/media/pci/cx25821/cx25821-video-upstream-ch2.c800
-rw-r--r--drivers/media/pci/cx25821/cx25821-video-upstream-ch2.h138
-rw-r--r--drivers/media/pci/cx25821/cx25821-video-upstream.c519
-rw-r--r--drivers/media/pci/cx25821/cx25821-video.c1818
-rw-r--r--drivers/media/pci/cx25821/cx25821-video.h125
-rw-r--r--drivers/media/pci/cx25821/cx25821.h304
15 files changed, 782 insertions, 3245 deletions
diff --git a/drivers/media/pci/cx25821/Kconfig b/drivers/media/pci/cx25821/Kconfig
index 4017c942034..6439a847680 100644
--- a/drivers/media/pci/cx25821/Kconfig
+++ b/drivers/media/pci/cx25821/Kconfig
@@ -1,14 +1,9 @@
config VIDEO_CX25821
tristate "Conexant cx25821 support"
- depends on DVB_CORE && VIDEO_DEV && PCI && I2C
+ depends on VIDEO_DEV && PCI && I2C
select I2C_ALGOBIT
select VIDEO_BTCX
- select VIDEO_TVEEPROM
- depends on RC_CORE
- select VIDEOBUF_DVB
select VIDEOBUF_DMA_SG
- select VIDEO_CX25840
- select VIDEO_CX2341X
---help---
This is a video4linux driver for Conexant 25821 based
TV cards.
diff --git a/drivers/media/pci/cx25821/Makefile b/drivers/media/pci/cx25821/Makefile
index caa32b7b51f..fb76c3d3713 100644
--- a/drivers/media/pci/cx25821/Makefile
+++ b/drivers/media/pci/cx25821/Makefile
@@ -1,14 +1,9 @@
cx25821-y := cx25821-core.o cx25821-cards.o cx25821-i2c.o \
cx25821-gpio.o cx25821-medusa-video.o \
- cx25821-video.o cx25821-video-upstream.o \
- cx25821-video-upstream-ch2.o \
- cx25821-audio-upstream.o
+ cx25821-video.o cx25821-video-upstream.o
obj-$(CONFIG_VIDEO_CX25821) += cx25821.o
obj-$(CONFIG_VIDEO_CX25821_ALSA) += cx25821-alsa.o
ccflags-y += -Idrivers/media/i2c
ccflags-y += -Idrivers/media/common
-ccflags-y += -Idrivers/media/tuners
-ccflags-y += -Idrivers/media/dvb-core
-ccflags-y += -Idrivers/media/dvb-frontends
diff --git a/drivers/media/pci/cx25821/cx25821-alsa.c b/drivers/media/pci/cx25821/cx25821-alsa.c
index 1858a45dd08..81361c26c54 100644
--- a/drivers/media/pci/cx25821/cx25821-alsa.c
+++ b/drivers/media/pci/cx25821/cx25821-alsa.c
@@ -59,7 +59,6 @@ do { \
Data type declarations - Can be moded to a header file later
****************************************************************************/
-static struct snd_card *snd_cx25821_cards[SNDRV_CARDS];
static int devno;
struct cx25821_audio_buffer {
@@ -151,7 +150,7 @@ static int _cx25821_start_audio_dma(struct cx25821_audio_dev *chip)
{
struct cx25821_audio_buffer *buf = chip->buf;
struct cx25821_dev *dev = chip->dev;
- struct sram_channel *audio_ch =
+ const struct sram_channel *audio_ch =
&cx25821_sram_channels[AUDIO_SRAM_CHANNEL];
u32 tmp = 0;
@@ -627,34 +626,6 @@ static DEFINE_PCI_DEVICE_TABLE(cx25821_audio_pci_tbl) = {
MODULE_DEVICE_TABLE(pci, cx25821_audio_pci_tbl);
/*
- * Not used in the function snd_cx25821_dev_free so removing
- * from the file.
- */
-/*
-static int snd_cx25821_free(struct cx25821_audio_dev *chip)
-{
- if (chip->irq >= 0)
- free_irq(chip->irq, chip);
-
- cx25821_dev_unregister(chip->dev);
- pci_disable_device(chip->pci);
-
- return 0;
-}
-*/
-
-/*
- * Component Destructor
- */
-static void snd_cx25821_dev_free(struct snd_card *card)
-{
- struct cx25821_audio_dev *chip = card->private_data;
-
- /* snd_cx25821_free(chip); */
- snd_card_free(chip->card);
-}
-
-/*
* Alsa Constructor - Component probe
*/
static int cx25821_audio_initdev(struct cx25821_dev *dev)
@@ -685,7 +656,6 @@ static int cx25821_audio_initdev(struct cx25821_dev *dev)
strcpy(card->driver, "cx25821");
/* Card "creation" */
- card->private_free = snd_cx25821_dev_free;
chip = card->private_data;
spin_lock_init(&chip->reg_lock);
@@ -729,8 +699,7 @@ static int cx25821_audio_initdev(struct cx25821_dev *dev)
goto error;
}
- snd_cx25821_cards[devno] = card;
-
+ dev->card = card;
devno++;
return 0;
@@ -742,9 +711,31 @@ error:
/****************************************************************************
LINUX MODULE INIT
****************************************************************************/
+
+static int cx25821_alsa_exit_callback(struct device *dev, void *data)
+{
+ struct v4l2_device *v4l2_dev = dev_get_drvdata(dev);
+ struct cx25821_dev *cxdev = get_cx25821(v4l2_dev);
+
+ snd_card_free(cxdev->card);
+ return 0;
+}
+
static void cx25821_audio_fini(void)
{
- snd_card_free(snd_cx25821_cards[0]);
+ struct device_driver *drv = driver_find("cx25821", &pci_bus_type);
+ int ret;
+
+ ret = driver_for_each_device(drv, NULL, NULL, cx25821_alsa_exit_callback);
+}
+
+static int cx25821_alsa_init_callback(struct device *dev, void *data)
+{
+ struct v4l2_device *v4l2_dev = dev_get_drvdata(dev);
+ struct cx25821_dev *cxdev = get_cx25821(v4l2_dev);
+
+ cx25821_audio_initdev(cxdev);
+ return 0;
}
/*
@@ -756,29 +747,11 @@ static void cx25821_audio_fini(void)
*/
static int cx25821_alsa_init(void)
{
- struct cx25821_dev *dev = NULL;
- struct list_head *list;
+ struct device_driver *drv = driver_find("cx25821", &pci_bus_type);
- mutex_lock(&cx25821_devlist_mutex);
- list_for_each(list, &cx25821_devlist) {
- dev = list_entry(list, struct cx25821_dev, devlist);
- cx25821_audio_initdev(dev);
- }
- mutex_unlock(&cx25821_devlist_mutex);
-
- if (dev == NULL)
- pr_info("ERROR ALSA: no cx25821 cards found\n");
-
- return 0;
+ return driver_for_each_device(drv, NULL, NULL, cx25821_alsa_init_callback);
}
late_initcall(cx25821_alsa_init);
module_exit(cx25821_audio_fini);
-
-/* ----------------------------------------------------------- */
-/*
- * Local variables:
- * c-basic-offset: 8
- * End:
- */
diff --git a/drivers/media/pci/cx25821/cx25821-audio-upstream.c b/drivers/media/pci/cx25821/cx25821-audio-upstream.c
index ea973202a66..b9be535e32b 100644
--- a/drivers/media/pci/cx25821/cx25821-audio-upstream.c
+++ b/drivers/media/pci/cx25821/cx25821-audio-upstream.c
@@ -45,7 +45,7 @@ static int _intr_msk = FLD_AUD_SRC_RISCI1 | FLD_AUD_SRC_OF |
FLD_AUD_SRC_SYNC | FLD_AUD_SRC_OPC_ERR;
static int cx25821_sram_channel_setup_upstream_audio(struct cx25821_dev *dev,
- struct sram_channel *ch,
+ const struct sram_channel *ch,
unsigned int bpl, u32 risc)
{
unsigned int i, lines;
@@ -106,7 +106,7 @@ static __le32 *cx25821_risc_field_upstream_audio(struct cx25821_dev *dev,
int fifo_enable)
{
unsigned int line;
- struct sram_channel *sram_ch =
+ const struct sram_channel *sram_ch =
dev->channels[dev->_audio_upstream_channel].sram_channels;
int offset = 0;
@@ -215,7 +215,7 @@ static void cx25821_free_memory_audio(struct cx25821_dev *dev)
void cx25821_stop_upstream_audio(struct cx25821_dev *dev)
{
- struct sram_channel *sram_ch =
+ const struct sram_channel *sram_ch =
dev->channels[AUDIO_UPSTREAM_SRAM_CHANNEL_B].sram_channels;
u32 tmp = 0;
@@ -257,7 +257,7 @@ void cx25821_free_mem_upstream_audio(struct cx25821_dev *dev)
}
static int cx25821_get_audio_data(struct cx25821_dev *dev,
- struct sram_channel *sram_ch)
+ const struct sram_channel *sram_ch)
{
struct file *myfile;
int frame_index_temp = dev->_audioframe_index;
@@ -352,7 +352,7 @@ static void cx25821_audioups_handler(struct work_struct *work)
}
static int cx25821_openfile_audio(struct cx25821_dev *dev,
- struct sram_channel *sram_ch)
+ const struct sram_channel *sram_ch)
{
struct file *myfile;
int i = 0, j = 0;
@@ -433,7 +433,7 @@ static int cx25821_openfile_audio(struct cx25821_dev *dev,
}
static int cx25821_audio_upstream_buffer_prepare(struct cx25821_dev *dev,
- struct sram_channel *sram_ch,
+ const struct sram_channel *sram_ch,
int bpl)
{
int ret = 0;
@@ -495,7 +495,7 @@ static int cx25821_audio_upstream_irq(struct cx25821_dev *dev, int chan_num,
{
int i = 0;
u32 int_msk_tmp;
- struct sram_channel *channel = dev->channels[chan_num].sram_channels;
+ const struct sram_channel *channel = dev->channels[chan_num].sram_channels;
dma_addr_t risc_phys_jump_addr;
__le32 *rp;
@@ -587,7 +587,7 @@ static irqreturn_t cx25821_upstream_irq_audio(int irq, void *dev_id)
struct cx25821_dev *dev = dev_id;
u32 audio_status;
int handled = 0;
- struct sram_channel *sram_ch;
+ const struct sram_channel *sram_ch;
if (!dev)
return -1;
@@ -611,7 +611,7 @@ static irqreturn_t cx25821_upstream_irq_audio(int irq, void *dev_id)
}
static void cx25821_wait_fifo_enable(struct cx25821_dev *dev,
- struct sram_channel *sram_ch)
+ const struct sram_channel *sram_ch)
{
int count = 0;
u32 tmp;
@@ -635,7 +635,7 @@ static void cx25821_wait_fifo_enable(struct cx25821_dev *dev,
}
static int cx25821_start_audio_dma_upstream(struct cx25821_dev *dev,
- struct sram_channel *sram_ch)
+ const struct sram_channel *sram_ch)
{
u32 tmp = 0;
int err = 0;
@@ -699,7 +699,7 @@ fail_irq:
int cx25821_audio_upstream_init(struct cx25821_dev *dev, int channel_select)
{
- struct sram_channel *sram_ch;
+ const struct sram_channel *sram_ch;
int err = 0;
if (dev->_audio_is_running) {
diff --git a/drivers/media/pci/cx25821/cx25821-cards.c b/drivers/media/pci/cx25821/cx25821-cards.c
index 99988c98809..3b409feb03d 100644
--- a/drivers/media/pci/cx25821/cx25821-cards.c
+++ b/drivers/media/pci/cx25821/cx25821-cards.c
@@ -26,11 +26,8 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/pci.h>
-#include <linux/delay.h>
-#include <media/cx25840.h>
#include "cx25821.h"
-#include "tuner-xc2028.h"
/* board config info */
@@ -45,28 +42,8 @@ struct cx25821_board cx25821_boards[] = {
.name = "CX25821",
.portb = CX25821_RAW,
.portc = CX25821_264,
- .input[0].type = CX25821_VMUX_COMPOSITE,
},
};
const unsigned int cx25821_bcount = ARRAY_SIZE(cx25821_boards);
-
-struct cx25821_subid cx25821_subids[] = {
- {
- .subvendor = 0x14f1,
- .subdevice = 0x0920,
- .card = CX25821_BOARD,
- },
-};
-
-void cx25821_card_setup(struct cx25821_dev *dev)
-{
- static u8 eeprom[256];
-
- if (dev->i2c_bus[0].i2c_rc == 0) {
- dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1;
- tveeprom_read(&dev->i2c_bus[0].i2c_client, eeprom,
- sizeof(eeprom));
- }
-}
diff --git a/drivers/media/pci/cx25821/cx25821-core.c b/drivers/media/pci/cx25821/cx25821-core.c
index 1884e2cc35e..b762c5b2ca1 100644
--- a/drivers/media/pci/cx25821/cx25821-core.c
+++ b/drivers/media/pci/cx25821/cx25821-core.c
@@ -41,14 +41,7 @@ static unsigned int card[] = {[0 ... (CX25821_MAXBOARDS - 1)] = UNSET };
module_param_array(card, int, NULL, 0444);
MODULE_PARM_DESC(card, "card type");
-static unsigned int cx25821_devcount;
-
-DEFINE_MUTEX(cx25821_devlist_mutex);
-EXPORT_SYMBOL(cx25821_devlist_mutex);
-LIST_HEAD(cx25821_devlist);
-EXPORT_SYMBOL(cx25821_devlist);
-
-struct sram_channel cx25821_sram_channels[] = {
+const struct sram_channel cx25821_sram_channels[] = {
[SRAM_CH00] = {
.i = SRAM_CH00,
.name = "VID A",
@@ -317,20 +310,6 @@ struct sram_channel cx25821_sram_channels[] = {
};
EXPORT_SYMBOL(cx25821_sram_channels);
-struct sram_channel *channel0 = &cx25821_sram_channels[SRAM_CH00];
-struct sram_channel *channel1 = &cx25821_sram_channels[SRAM_CH01];
-struct sram_channel *channel2 = &cx25821_sram_channels[SRAM_CH02];
-struct sram_channel *channel3 = &cx25821_sram_channels[SRAM_CH03];
-struct sram_channel *channel4 = &cx25821_sram_channels[SRAM_CH04];
-struct sram_channel *channel5 = &cx25821_sram_channels[SRAM_CH05];
-struct sram_channel *channel6 = &cx25821_sram_channels[SRAM_CH06];
-struct sram_channel *channel7 = &cx25821_sram_channels[SRAM_CH07];
-struct sram_channel *channel9 = &cx25821_sram_channels[SRAM_CH09];
-struct sram_channel *channel10 = &cx25821_sram_channels[SRAM_CH10];
-struct sram_channel *channel11 = &cx25821_sram_channels[SRAM_CH11];
-
-struct cx25821_dmaqueue mpegq;
-
static int cx25821_risc_decode(u32 risc)
{
static const char * const instr[16] = {
@@ -457,7 +436,7 @@ static void cx25821_registers_init(struct cx25821_dev *dev)
}
int cx25821_sram_channel_setup(struct cx25821_dev *dev,
- struct sram_channel *ch,
+ const struct sram_channel *ch,
unsigned int bpl, u32 risc)
{
unsigned int i, lines;
@@ -523,10 +502,9 @@ int cx25821_sram_channel_setup(struct cx25821_dev *dev,
return 0;
}
-EXPORT_SYMBOL(cx25821_sram_channel_setup);
int cx25821_sram_channel_setup_audio(struct cx25821_dev *dev,
- struct sram_channel *ch,
+ const struct sram_channel *ch,
unsigned int bpl, u32 risc)
{
unsigned int i, lines;
@@ -592,7 +570,7 @@ int cx25821_sram_channel_setup_audio(struct cx25821_dev *dev,
}
EXPORT_SYMBOL(cx25821_sram_channel_setup_audio);
-void cx25821_sram_channel_dump(struct cx25821_dev *dev, struct sram_channel *ch)
+void cx25821_sram_channel_dump(struct cx25821_dev *dev, const struct sram_channel *ch)
{
static char *name[] = {
"init risc lo",
@@ -652,10 +630,9 @@ void cx25821_sram_channel_dump(struct cx25821_dev *dev, struct sram_channel *ch)
pr_warn(" : cnt2_reg: 0x%08x\n",
cx_read(ch->cnt2_reg));
}
-EXPORT_SYMBOL(cx25821_sram_channel_dump);
void cx25821_sram_channel_dump_audio(struct cx25821_dev *dev,
- struct sram_channel *ch)
+ const struct sram_channel *ch)
{
static const char * const name[] = {
"init risc lo",
@@ -798,12 +775,12 @@ void cx25821_set_pixel_format(struct cx25821_dev *dev, int channel_select,
if (channel_select <= 7 && channel_select >= 0) {
cx_write(dev->channels[channel_select].sram_channels->pix_frmt,
format);
- dev->channels[channel_select].pixel_formats = format;
}
+ dev->channels[channel_select].pixel_formats = format;
}
static void cx25821_set_vip_mode(struct cx25821_dev *dev,
- struct sram_channel *ch)
+ const struct sram_channel *ch)
{
cx_write(ch->pix_frmt, PIXEL_FRMT_422);
cx_write(ch->vip_ctl, PIXEL_ENGINE_VIP1);
@@ -837,12 +814,13 @@ static void cx25821_initialize(struct cx25821_dev *dev)
cx25821_sram_channel_setup(dev, dev->channels[i].sram_channels,
1440, 0);
dev->channels[i].pixel_formats = PIXEL_FRMT_422;
- dev->channels[i].use_cif_resolution = FALSE;
+ dev->channels[i].use_cif_resolution = 0;
}
/* Probably only affect Downstream */
for (i = VID_UPSTREAM_SRAM_CHANNEL_I;
i <= VID_UPSTREAM_SRAM_CHANNEL_J; i++) {
+ dev->channels[i].pixel_formats = PIXEL_FRMT_422;
cx25821_set_vip_mode(dev, dev->channels[i].sram_channels);
}
@@ -868,8 +846,7 @@ static void cx25821_dev_checkrevision(struct cx25821_dev *dev)
{
dev->hwrevision = cx_read(RDR_CFG2) & 0xff;
- pr_info("%s(): Hardware revision = 0x%02x\n",
- __func__, dev->hwrevision);
+ pr_info("Hardware revision = 0x%02x\n", dev->hwrevision);
}
static void cx25821_iounmap(struct cx25821_dev *dev)
@@ -879,7 +856,6 @@ static void cx25821_iounmap(struct cx25821_dev *dev)
/* Releasing IO memory */
if (dev->lmmio != NULL) {
- CX25821_INFO("Releasing lmmio.\n");
iounmap(dev->lmmio);
dev->lmmio = NULL;
}
@@ -887,23 +863,14 @@ static void cx25821_iounmap(struct cx25821_dev *dev)
static int cx25821_dev_setup(struct cx25821_dev *dev)
{
+ static unsigned int cx25821_devcount;
int i;
- pr_info("\n***********************************\n");
- pr_info("cx25821 set up\n");
- pr_info("***********************************\n\n");
-
mutex_init(&dev->lock);
- atomic_inc(&dev->refcount);
-
dev->nr = ++cx25821_devcount;
sprintf(dev->name, "cx25821[%d]", dev->nr);
- mutex_lock(&cx25821_devlist_mutex);
- list_add_tail(&dev->devlist, &cx25821_devlist);
- mutex_unlock(&cx25821_devlist_mutex);
-
if (dev->pci->device != 0x8210) {
pr_info("%s(): Exiting. Incorrect Hardware device = 0x%02x\n",
__func__, dev->pci->device);
@@ -914,8 +881,11 @@ static int cx25821_dev_setup(struct cx25821_dev *dev)
/* Apply a sensible clock frequency for the PCIe bridge */
dev->clk_freq = 28000000;
- for (i = 0; i < MAX_VID_CHANNEL_NUM; i++)
+ for (i = 0; i < MAX_VID_CHANNEL_NUM; i++) {
+ dev->channels[i].dev = dev;
+ dev->channels[i].id = i;
dev->channels[i].sram_channels = &cx25821_sram_channels[i];
+ }
if (dev->nr > 1)
CX25821_INFO("dev->nr > 1!");
@@ -978,63 +948,15 @@ static int cx25821_dev_setup(struct cx25821_dev *dev)
/* cx25821_i2c_register(&dev->i2c_bus[1]);
* cx25821_i2c_register(&dev->i2c_bus[2]); */
- CX25821_INFO("i2c register! bus->i2c_rc = %d\n",
- dev->i2c_bus[0].i2c_rc);
-
- cx25821_card_setup(dev);
-
if (medusa_video_init(dev) < 0)
CX25821_ERR("%s(): Failed to initialize medusa!\n", __func__);
cx25821_video_register(dev);
- /* register IOCTL device */
- dev->ioctl_dev = cx25821_vdev_init(dev, dev->pci,
- &cx25821_videoioctl_template, "video");
-
- if (video_register_device
- (dev->ioctl_dev, VFL_TYPE_GRABBER, VIDEO_IOCTL_CH) < 0) {
- cx25821_videoioctl_unregister(dev);
- pr_err("%s(): Failed to register video adapter for IOCTL, so unregistering videoioctl device\n",
- __func__);
- }
-
cx25821_dev_checkrevision(dev);
- CX25821_INFO("setup done!\n");
-
return 0;
}
-void cx25821_start_upstream_video_ch1(struct cx25821_dev *dev,
- struct upstream_user_struct *up_data)
-{
- dev->_isNTSC = !strcmp(dev->vid_stdname, "NTSC") ? 1 : 0;
-
- dev->tvnorm = !dev->_isNTSC ? V4L2_STD_PAL_BG : V4L2_STD_NTSC_M;
- medusa_set_videostandard(dev);
-
- cx25821_vidupstream_init_ch1(dev, dev->channel_select,
- dev->pixel_format);
-}
-
-void cx25821_start_upstream_video_ch2(struct cx25821_dev *dev,
- struct upstream_user_struct *up_data)
-{
- dev->_isNTSC_ch2 = !strcmp(dev->vid_stdname_ch2, "NTSC") ? 1 : 0;
-
- dev->tvnorm = !dev->_isNTSC_ch2 ? V4L2_STD_PAL_BG : V4L2_STD_NTSC_M;
- medusa_set_videostandard(dev);
-
- cx25821_vidupstream_init_ch2(dev, dev->channel_select_ch2,
- dev->pixel_format_ch2);
-}
-
-void cx25821_start_upstream_audio(struct cx25821_dev *dev,
- struct upstream_user_struct *up_data)
-{
- cx25821_audio_upstream_init(dev, AUDIO_UPSTREAM_SRAM_CHANNEL_B);
-}
-
void cx25821_dev_unregister(struct cx25821_dev *dev)
{
int i;
@@ -1042,25 +964,16 @@ void cx25821_dev_unregister(struct cx25821_dev *dev)
if (!dev->base_io_addr)
return;
- cx25821_free_mem_upstream_ch1(dev);
- cx25821_free_mem_upstream_ch2(dev);
- cx25821_free_mem_upstream_audio(dev);
-
release_mem_region(dev->base_io_addr, pci_resource_len(dev->pci, 0));
- if (!atomic_dec_and_test(&dev->refcount))
- return;
-
- for (i = 0; i < VID_CHANNEL_NUM; i++)
- cx25821_video_unregister(dev, i);
-
- for (i = VID_UPSTREAM_SRAM_CHANNEL_I;
- i <= AUDIO_UPSTREAM_SRAM_CHANNEL_B; i++) {
+ for (i = 0; i < MAX_VID_CHANNEL_NUM - 1; i++) {
+ if (i == SRAM_CH08) /* audio channel */
+ continue;
+ if (i == SRAM_CH09 || i == SRAM_CH10)
+ cx25821_free_mem_upstream(&dev->channels[i]);
cx25821_video_unregister(dev, i);
}
- cx25821_videoioctl_unregister(dev);
-
cx25821_i2c_unregister(&dev->i2c_bus[0]);
cx25821_iounmap(dev);
}
@@ -1385,8 +1298,6 @@ static int cx25821_initdev(struct pci_dev *pci_dev,
goto fail_unregister_device;
}
- pr_info("Athena pci enable !\n");
-
err = cx25821_dev_setup(dev);
if (err) {
if (err == -EBUSY)
@@ -1445,10 +1356,6 @@ static void cx25821_finidev(struct pci_dev *pci_dev)
if (pci_dev->irq)
free_irq(pci_dev->irq, dev);
- mutex_lock(&cx25821_devlist_mutex);
- list_del(&dev->devlist);
- mutex_unlock(&cx25821_devlist_mutex);
-
cx25821_dev_unregister(dev);
v4l2_device_unregister(v4l2_dev);
kfree(dev);
diff --git a/drivers/media/pci/cx25821/cx25821-gpio.c b/drivers/media/pci/cx25821/cx25821-gpio.c
index 29e43b03c85..95e8ddf6294 100644
--- a/drivers/media/pci/cx25821/cx25821-gpio.c
+++ b/drivers/media/pci/cx25821/cx25821-gpio.c
@@ -20,6 +20,7 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#include <linux/module.h>
#include "cx25821.h"
/********************* GPIO stuffs *********************/
diff --git a/drivers/media/pci/cx25821/cx25821-i2c.c b/drivers/media/pci/cx25821/cx25821-i2c.c
index a8dc945bbe1..dca37c7dba7 100644
--- a/drivers/media/pci/cx25821/cx25821-i2c.c
+++ b/drivers/media/pci/cx25821/cx25821-i2c.c
@@ -23,8 +23,9 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-#include "cx25821.h"
+#include <linux/module.h>
#include <linux/i2c.h>
+#include "cx25821.h"
static unsigned int i2c_debug;
module_param(i2c_debug, int, 0644);
diff --git a/drivers/media/pci/cx25821/cx25821-medusa-video.c b/drivers/media/pci/cx25821/cx25821-medusa-video.c
index 6a92e5c70c2..22fa04415cc 100644
--- a/drivers/media/pci/cx25821/cx25821-medusa-video.c
+++ b/drivers/media/pci/cx25821/cx25821-medusa-video.c
@@ -94,8 +94,6 @@ static int medusa_initialize_ntsc(struct cx25821_dev *dev)
u32 value = 0;
u32 tmp = 0;
- mutex_lock(&dev->lock);
-
for (i = 0; i < MAX_DECODERS; i++) {
/* set video format NTSC-M */
value = cx25821_i2c_read(&dev->i2c_bus[0],
@@ -222,8 +220,6 @@ static int medusa_initialize_ntsc(struct cx25821_dev *dev)
value |= 0x00080200;
ret_val = cx25821_i2c_write(&dev->i2c_bus[0], BYP_AB_CTRL, value);
- mutex_unlock(&dev->lock);
-
return ret_val;
}
@@ -265,8 +261,6 @@ static int medusa_initialize_pal(struct cx25821_dev *dev)
u32 value = 0;
u32 tmp = 0;
- mutex_lock(&dev->lock);
-
for (i = 0; i < MAX_DECODERS; i++) {
/* set video format PAL-BDGHI */
value = cx25821_i2c_read(&dev->i2c_bus[0],
@@ -397,14 +391,12 @@ static int medusa_initialize_pal(struct cx25821_dev *dev)
value &= 0xFFF7FDFF;
ret_val = cx25821_i2c_write(&dev->i2c_bus[0], BYP_AB_CTRL, value);
- mutex_unlock(&dev->lock);
-
return ret_val;
}
int medusa_set_videostandard(struct cx25821_dev *dev)
{
- int status = STATUS_SUCCESS;
+ int status = 0;
u32 value = 0, tmp = 0;
if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
@@ -434,8 +426,6 @@ void medusa_set_resolution(struct cx25821_dev *dev, int width,
u32 vscale = 0x0;
const int MAX_WIDTH = 720;
- mutex_lock(&dev->lock);
-
/* validate the width */
if (width > MAX_WIDTH) {
pr_info("%s(): width %d > MAX_WIDTH %d ! resetting to MAX_WIDTH\n",
@@ -485,8 +475,6 @@ void medusa_set_resolution(struct cx25821_dev *dev, int width,
cx25821_i2c_write(&dev->i2c_bus[0],
VSCALE_CTRL + (0x200 * decoder), vscale);
}
-
- mutex_unlock(&dev->lock);
}
static void medusa_set_decoderduration(struct cx25821_dev *dev, int decoder,
@@ -496,11 +484,8 @@ static void medusa_set_decoderduration(struct cx25821_dev *dev, int decoder,
u32 tmp = 0;
u32 disp_cnt_reg = DISP_AB_CNT;
- mutex_lock(&dev->lock);
-
/* no support */
if (decoder < VDEC_A || decoder > VDEC_H) {
- mutex_unlock(&dev->lock);
return;
}
@@ -535,8 +520,6 @@ static void medusa_set_decoderduration(struct cx25821_dev *dev, int decoder,
}
cx25821_i2c_write(&dev->i2c_bus[0], disp_cnt_reg, fld_cnt);
-
- mutex_unlock(&dev->lock);
}
/* Map to Medusa register setting */
@@ -587,10 +570,8 @@ int medusa_set_brightness(struct cx25821_dev *dev, int brightness, int decoder)
int value = 0;
u32 val = 0, tmp = 0;
- mutex_lock(&dev->lock);
if ((brightness > VIDEO_PROCAMP_MAX) ||
(brightness < VIDEO_PROCAMP_MIN)) {
- mutex_unlock(&dev->lock);
return -1;
}
ret_val = mapM(VIDEO_PROCAMP_MIN, VIDEO_PROCAMP_MAX, brightness,
@@ -601,7 +582,6 @@ int medusa_set_brightness(struct cx25821_dev *dev, int brightness, int decoder)
val &= 0xFFFFFF00;
ret_val |= cx25821_i2c_write(&dev->i2c_bus[0],
VDEC_A_BRITE_CTRL + (0x200 * decoder), val | value);
- mutex_unlock(&dev->lock);
return ret_val;
}
@@ -611,10 +591,7 @@ int medusa_set_contrast(struct cx25821_dev *dev, int contrast, int decoder)
int value = 0;
u32 val = 0, tmp = 0;
- mutex_lock(&dev->lock);
-
if ((contrast > VIDEO_PROCAMP_MAX) || (contrast < VIDEO_PROCAMP_MIN)) {
- mutex_unlock(&dev->lock);
return -1;
}
@@ -626,7 +603,6 @@ int medusa_set_contrast(struct cx25821_dev *dev, int contrast, int decoder)
ret_val |= cx25821_i2c_write(&dev->i2c_bus[0],
VDEC_A_CNTRST_CTRL + (0x200 * decoder), val | value);
- mutex_unlock(&dev->lock);
return ret_val;
}
@@ -636,10 +612,7 @@ int medusa_set_hue(struct cx25821_dev *dev, int hue, int decoder)
int value = 0;
u32 val = 0, tmp = 0;
- mutex_lock(&dev->lock);
-
if ((hue > VIDEO_PROCAMP_MAX) || (hue < VIDEO_PROCAMP_MIN)) {
- mutex_unlock(&dev->lock);
return -1;
}
@@ -654,7 +627,6 @@ int medusa_set_hue(struct cx25821_dev *dev, int hue, int decoder)
ret_val |= cx25821_i2c_write(&dev->i2c_bus[0],
VDEC_A_HUE_CTRL + (0x200 * decoder), val | value);
- mutex_unlock(&dev->lock);
return ret_val;
}
@@ -664,11 +636,8 @@ int medusa_set_saturation(struct cx25821_dev *dev, int saturation, int decoder)
int value = 0;
u32 val = 0, tmp = 0;
- mutex_lock(&dev->lock);
-
if ((saturation > VIDEO_PROCAMP_MAX) ||
(saturation < VIDEO_PROCAMP_MIN)) {
- mutex_unlock(&dev->lock);
return -1;
}
@@ -687,7 +656,6 @@ int medusa_set_saturation(struct cx25821_dev *dev, int saturation, int decoder)
ret_val |= cx25821_i2c_write(&dev->i2c_bus[0],
VDEC_A_VSAT_CTRL + (0x200 * decoder), val | value);
- mutex_unlock(&dev->lock);
return ret_val;
}
@@ -699,8 +667,6 @@ int medusa_video_init(struct cx25821_dev *dev)
int ret_val = 0;
int i = 0;
- mutex_lock(&dev->lock);
-
_num_decoders = dev->_max_num_decoders;
/* disable Auto source selection on all video decoders */
@@ -719,13 +685,9 @@ int medusa_video_init(struct cx25821_dev *dev)
if (ret_val < 0)
goto error;
- mutex_unlock(&dev->lock);
-
for (i = 0; i < _num_decoders; i++)
medusa_set_decoderduration(dev, i, _display_field_cnt[i]);
- mutex_lock(&dev->lock);
-
/* Select monitor as DENC A input, power up the DAC */
value = cx25821_i2c_read(&dev->i2c_bus[0], DENC_AB_CTRL, &tmp);
value &= 0xFF70FF70;
@@ -774,14 +736,8 @@ int medusa_video_init(struct cx25821_dev *dev)
if (ret_val < 0)
goto error;
-
- mutex_unlock(&dev->lock);
-
ret_val = medusa_set_videostandard(dev);
- return ret_val;
-
error:
- mutex_unlock(&dev->lock);
return ret_val;
}
diff --git a/drivers/media/pci/cx25821/cx25821-video-upstream-ch2.c b/drivers/media/pci/cx25821/cx25821-video-upstream-ch2.c
deleted file mode 100644
index cf2723c7197..00000000000
--- a/drivers/media/pci/cx25821/cx25821-video-upstream-ch2.c
+++ /dev/null
@@ -1,800 +0,0 @@
-/*
- * Driver for the Conexant CX25821 PCIe bridge
- *
- * Copyright (C) 2009 Conexant Systems Inc.
- * Authors <hiep.huynh@conexant.com>, <shu.lin@conexant.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include "cx25821-video.h"
-#include "cx25821-video-upstream-ch2.h"
-
-#include <linux/fs.h>
-#include <linux/errno.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/syscalls.h>
-#include <linux/file.h>
-#include <linux/fcntl.h>
-#include <linux/slab.h>
-#include <linux/uaccess.h>
-
-MODULE_DESCRIPTION("v4l2 driver module for cx25821 based TV cards");
-MODULE_AUTHOR("Hiep Huynh <hiep.huynh@conexant.com>");
-MODULE_LICENSE("GPL");
-
-static int _intr_msk = FLD_VID_SRC_RISC1 | FLD_VID_SRC_UF | FLD_VID_SRC_SYNC |
- FLD_VID_SRC_OPC_ERR;
-
-static __le32 *cx25821_update_riscprogram_ch2(struct cx25821_dev *dev,
- __le32 *rp, unsigned int offset,
- unsigned int bpl, u32 sync_line,
- unsigned int lines,
- int fifo_enable, int field_type)
-{
- unsigned int line, i;
- int dist_betwn_starts = bpl * 2;
-
- *(rp++) = cpu_to_le32(RISC_RESYNC | sync_line);
-
- if (USE_RISC_NOOP_VIDEO) {
- for (i = 0; i < NUM_NO_OPS; i++)
- *(rp++) = cpu_to_le32(RISC_NOOP);
- }
-
- /* scan lines */
- for (line = 0; line < lines; line++) {
- *(rp++) = cpu_to_le32(RISC_READ | RISC_SOL | RISC_EOL | bpl);
- *(rp++) = cpu_to_le32(dev->_data_buf_phys_addr_ch2 + offset);
- *(rp++) = cpu_to_le32(0); /* bits 63-32 */
-
- if ((lines <= NTSC_FIELD_HEIGHT) ||
- (line < (NTSC_FIELD_HEIGHT - 1)) || !(dev->_isNTSC_ch2)) {
- offset += dist_betwn_starts;
- }
- }
-
- return rp;
-}
-
-static __le32 *cx25821_risc_field_upstream_ch2(struct cx25821_dev *dev,
- __le32 *rp,
- dma_addr_t databuf_phys_addr,
- unsigned int offset,
- u32 sync_line, unsigned int bpl,
- unsigned int lines,
- int fifo_enable, int field_type)
-{
- unsigned int line, i;
- struct sram_channel *sram_ch =
- dev->channels[dev->_channel2_upstream_select].sram_channels;
- int dist_betwn_starts = bpl * 2;
-
- /* sync instruction */
- if (sync_line != NO_SYNC_LINE)
- *(rp++) = cpu_to_le32(RISC_RESYNC | sync_line);
-
- if (USE_RISC_NOOP_VIDEO) {
- for (i = 0; i < NUM_NO_OPS; i++)
- *(rp++) = cpu_to_le32(RISC_NOOP);
- }
-
- /* scan lines */
- for (line = 0; line < lines; line++) {
- *(rp++) = cpu_to_le32(RISC_READ | RISC_SOL | RISC_EOL | bpl);
- *(rp++) = cpu_to_le32(databuf_phys_addr + offset);
- *(rp++) = cpu_to_le32(0); /* bits 63-32 */
-
- if ((lines <= NTSC_FIELD_HEIGHT) ||
- (line < (NTSC_FIELD_HEIGHT - 1)) || !(dev->_isNTSC_ch2)) {
- offset += dist_betwn_starts;
- }
-
- /*
- check if we need to enable the FIFO after the first 4 lines
- For the upstream video channel, the risc engine will enable
- the FIFO.
- */
- if (fifo_enable && line == 3) {
- *(rp++) = RISC_WRITECR;
- *(rp++) = sram_ch->dma_ctl;
- *(rp++) = FLD_VID_FIFO_EN;
- *(rp++) = 0x00000001;
- }
- }
-
- return rp;
-}
-
-static int cx25821_risc_buffer_upstream_ch2(struct cx25821_dev *dev,
- struct pci_dev *pci,
- unsigned int top_offset,
- unsigned int bpl,
- unsigned int lines)
-{
- __le32 *rp;
- int fifo_enable = 0;
- int singlefield_lines = lines >> 1; /*get line count for single field */
- int odd_num_lines = singlefield_lines;
- int frame = 0;
- int frame_size = 0;
- int databuf_offset = 0;
- int risc_program_size = 0;
- int risc_flag = RISC_CNT_RESET;
- unsigned int bottom_offset = bpl;
- dma_addr_t risc_phys_jump_addr;
-
- if (dev->_isNTSC_ch2) {
- odd_num_lines = singlefield_lines + 1;
- risc_program_size = FRAME1_VID_PROG_SIZE;
- if (bpl == Y411_LINE_SZ)
- frame_size = FRAME_SIZE_NTSC_Y411;
- else
- frame_size = FRAME_SIZE_NTSC_Y422;
- } else {
- risc_program_size = PAL_VID_PROG_SIZE;
- if (bpl == Y411_LINE_SZ)
- frame_size = FRAME_SIZE_PAL_Y411;
- else
- frame_size = FRAME_SIZE_PAL_Y422;
- }
-
- /* Virtual address of Risc buffer program */
- rp = dev->_dma_virt_addr_ch2;
-
- for (frame = 0; frame < NUM_FRAMES; frame++) {
- databuf_offset = frame_size * frame;
-
- if (UNSET != top_offset) {
- fifo_enable = (frame == 0) ? FIFO_ENABLE : FIFO_DISABLE;
- rp = cx25821_risc_field_upstream_ch2(dev, rp,
- dev->_data_buf_phys_addr_ch2 + databuf_offset,
- top_offset, 0, bpl, odd_num_lines, fifo_enable,
- ODD_FIELD);
- }
-
- fifo_enable = FIFO_DISABLE;
-
- /* Even field */
- rp = cx25821_risc_field_upstream_ch2(dev, rp,
- dev->_data_buf_phys_addr_ch2 + databuf_offset,
- bottom_offset, 0x200, bpl, singlefield_lines,
- fifo_enable, EVEN_FIELD);
-
- if (frame == 0) {
- risc_flag = RISC_CNT_RESET;
- risc_phys_jump_addr = dev->_dma_phys_start_addr_ch2 +
- risc_program_size;
- } else {
- risc_flag = RISC_CNT_INC;
- risc_phys_jump_addr = dev->_dma_phys_start_addr_ch2;
- }
-
- /*
- * Loop to 2ndFrameRISC or to Start of
- * Risc program & generate IRQ
- */
- *(rp++) = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | risc_flag);
- *(rp++) = cpu_to_le32(risc_phys_jump_addr);
- *(rp++) = cpu_to_le32(0);
- }
-
- return 0;
-}
-
-void cx25821_stop_upstream_video_ch2(struct cx25821_dev *dev)
-{
- struct sram_channel *sram_ch =
- dev->channels[VID_UPSTREAM_SRAM_CHANNEL_J].sram_channels;
- u32 tmp = 0;
-
- if (!dev->_is_running_ch2) {
- pr_info("No video file is currently running so return!\n");
- return;
- }
- /* Disable RISC interrupts */
- tmp = cx_read(sram_ch->int_msk);
- cx_write(sram_ch->int_msk, tmp & ~_intr_msk);
-
- /* Turn OFF risc and fifo */
- tmp = cx_read(sram_ch->dma_ctl);
- cx_write(sram_ch->dma_ctl, tmp & ~(FLD_VID_FIFO_EN | FLD_VID_RISC_EN));
-
- /* Clear data buffer memory */
- if (dev->_data_buf_virt_addr_ch2)
- memset(dev->_data_buf_virt_addr_ch2, 0,
- dev->_data_buf_size_ch2);
-
- dev->_is_running_ch2 = 0;
- dev->_is_first_frame_ch2 = 0;
- dev->_frame_count_ch2 = 0;
- dev->_file_status_ch2 = END_OF_FILE;
-
- kfree(dev->_irq_queues_ch2);
- dev->_irq_queues_ch2 = NULL;
-
- kfree(dev->_filename_ch2);
-
- tmp = cx_read(VID_CH_MODE_SEL);
- cx_write(VID_CH_MODE_SEL, tmp & 0xFFFFFE00);
-}
-
-void cx25821_free_mem_upstream_ch2(struct cx25821_dev *dev)
-{
- if (dev->_is_running_ch2)
- cx25821_stop_upstream_video_ch2(dev);
-
- if (dev->_dma_virt_addr_ch2) {
- pci_free_consistent(dev->pci, dev->_risc_size_ch2,
- dev->_dma_virt_addr_ch2,
- dev->_dma_phys_addr_ch2);
- dev->_dma_virt_addr_ch2 = NULL;
- }
-
- if (dev->_data_buf_virt_addr_ch2) {
- pci_free_consistent(dev->pci, dev->_data_buf_size_ch2,
- dev->_data_buf_virt_addr_ch2,
- dev->_data_buf_phys_addr_ch2);
- dev->_data_buf_virt_addr_ch2 = NULL;
- }
-}
-
-static int cx25821_get_frame_ch2(struct cx25821_dev *dev,
- struct sram_channel *sram_ch)
-{
- struct file *myfile;
- int frame_index_temp = dev->_frame_index_ch2;
- int i = 0;
- int line_size = (dev->_pixel_format_ch2 == PIXEL_FRMT_411) ?
- Y411_LINE_SZ : Y422_LINE_SZ;
- int frame_size = 0;
- int frame_offset = 0;
- ssize_t vfs_read_retval = 0;
- char mybuf[line_size];
- loff_t file_offset;
- loff_t pos;
- mm_segment_t old_fs;
-
- if (dev->_file_status_ch2 == END_OF_FILE)
- return 0;
-
- if (dev->_isNTSC_ch2) {
- frame_size = (line_size == Y411_LINE_SZ) ?
- FRAME_SIZE_NTSC_Y411 : FRAME_SIZE_NTSC_Y422;
- } else {
- frame_size = (line_size == Y411_LINE_SZ) ?
- FRAME_SIZE_PAL_Y411 : FRAME_SIZE_PAL_Y422;
- }
-
- frame_offset = (frame_index_temp > 0) ? frame_size : 0;
- file_offset = dev->_frame_count_ch2 * frame_size;
-
- myfile = filp_open(dev->_filename_ch2, O_RDONLY | O_LARGEFILE, 0);
- if (IS_ERR(myfile)) {
- const int open_errno = -PTR_ERR(myfile);
- pr_err("%s(): ERROR opening file(%s) with errno = %d!\n",
- __func__, dev->_filename_ch2, open_errno);
- return PTR_ERR(myfile);
- } else {
- if (!(myfile->f_op)) {
- pr_err("%s(): File has no file operations registered!\n",
- __func__);
- filp_close(myfile, NULL);
- return -EIO;
- }
-
- if (!myfile->f_op->read) {
- pr_err("%s(): File has no READ operations registered!\n",
- __func__);
- filp_close(myfile, NULL);
- return -EIO;
- }
-
- pos = myfile->f_pos;
- old_fs = get_fs();
- set_fs(KERNEL_DS);
-
- for (i = 0; i < dev->_lines_count_ch2; i++) {
- pos = file_offset;
-
- vfs_read_retval = vfs_read(myfile, mybuf, line_size,
- &pos);
-
- if (vfs_read_retval > 0 && vfs_read_retval == line_size
- && dev->_data_buf_virt_addr_ch2 != NULL) {
- memcpy((void *)(dev->_data_buf_virt_addr_ch2 +
- frame_offset / 4), mybuf,
- vfs_read_retval);
- }
-
- file_offset += vfs_read_retval;
- frame_offset += vfs_read_retval;
-
- if (vfs_read_retval < line_size) {
- pr_info("Done: exit %s() since no more bytes to read from Video file\n",
- __func__);
- break;
- }
- }
-
- if (i > 0)
- dev->_frame_count_ch2++;
-
- dev->_file_status_ch2 = (vfs_read_retval == line_size) ?
- IN_PROGRESS : END_OF_FILE;
-
- set_fs(old_fs);
- filp_close(myfile, NULL);
- }
-
- return 0;
-}
-
-static void cx25821_vidups_handler_ch2(struct work_struct *work)
-{
- struct cx25821_dev *dev = container_of(work, struct cx25821_dev,
- _irq_work_entry_ch2);
-
- if (!dev) {
- pr_err("ERROR %s(): since container_of(work_struct) FAILED!\n",
- __func__);
- return;
- }
-
- cx25821_get_frame_ch2(dev, dev->channels[dev->
- _channel2_upstream_select].sram_channels);
-}
-
-static int cx25821_openfile_ch2(struct cx25821_dev *dev,
- struct sram_channel *sram_ch)
-{
- struct file *myfile;
- int i = 0, j = 0;
- int line_size = (dev->_pixel_format_ch2 == PIXEL_FRMT_411) ?
- Y411_LINE_SZ : Y422_LINE_SZ;
- ssize_t vfs_read_retval = 0;
- char mybuf[line_size];
- loff_t pos;
- loff_t offset = (unsigned long)0;
- mm_segment_t old_fs;
-
- myfile = filp_open(dev->_filename_ch2, O_RDONLY | O_LARGEFILE, 0);
-
- if (IS_ERR(myfile)) {
- const int open_errno = -PTR_ERR(myfile);
- pr_err("%s(): ERROR opening file(%s) with errno = %d!\n",
- __func__, dev->_filename_ch2, open_errno);
- return PTR_ERR(myfile);
- } else {
- if (!(myfile->f_op)) {
- pr_err("%s(): File has no file operations registered!\n",
- __func__);
- filp_close(myfile, NULL);
- return -EIO;
- }
-
- if (!myfile->f_op->read) {
- pr_err("%s(): File has no READ operations registered! Returning\n",
- __func__);
- filp_close(myfile, NULL);
- return -EIO;
- }
-
- pos = myfile->f_pos;
- old_fs = get_fs();
- set_fs(KERNEL_DS);
-
- for (j = 0; j < NUM_FRAMES; j++) {
- for (i = 0; i < dev->_lines_count_ch2; i++) {
- pos = offset;
-
- vfs_read_retval = vfs_read(myfile, mybuf,
- line_size, &pos);
-
- if (vfs_read_retval > 0 &&
- vfs_read_retval == line_size &&
- dev->_data_buf_virt_addr_ch2 != NULL) {
- memcpy((void *)(dev->
- _data_buf_virt_addr_ch2
- + offset / 4), mybuf,
- vfs_read_retval);
- }
-
- offset += vfs_read_retval;
-
- if (vfs_read_retval < line_size) {
- pr_info("Done: exit %s() since no more bytes to read from Video file\n",
- __func__);
- break;
- }
- }
-
- if (i > 0)
- dev->_frame_count_ch2++;
-
- if (vfs_read_retval < line_size)
- break;
- }
-
- dev->_file_status_ch2 = (vfs_read_retval == line_size) ?
- IN_PROGRESS : END_OF_FILE;
-
- set_fs(old_fs);
- myfile->f_pos = 0;
- filp_close(myfile, NULL);
- }
-
- return 0;
-}
-
-static int cx25821_upstream_buffer_prepare_ch2(struct cx25821_dev *dev,
- struct sram_channel *sram_ch,
- int bpl)
-{
- int ret = 0;
- dma_addr_t dma_addr;
- dma_addr_t data_dma_addr;
-
- if (dev->_dma_virt_addr_ch2 != NULL) {
- pci_free_consistent(dev->pci, dev->upstream_riscbuf_size_ch2,
- dev->_dma_virt_addr_ch2,
- dev->_dma_phys_addr_ch2);
- }
-
- dev->_dma_virt_addr_ch2 = pci_alloc_consistent(dev->pci,
- dev->upstream_riscbuf_size_ch2, &dma_addr);
- dev->_dma_virt_start_addr_ch2 = dev->_dma_virt_addr_ch2;
- dev->_dma_phys_start_addr_ch2 = dma_addr;
- dev->_dma_phys_addr_ch2 = dma_addr;
- dev->_risc_size_ch2 = dev->upstream_riscbuf_size_ch2;
-
- if (!dev->_dma_virt_addr_ch2) {
- pr_err("FAILED to allocate memory for Risc buffer! Returning\n");
- return -ENOMEM;
- }
-
- /* Iniitize at this address until n bytes to 0 */
- memset(dev->_dma_virt_addr_ch2, 0, dev->_risc_size_ch2);
-
- if (dev->_data_buf_virt_addr_ch2 != NULL) {
- pci_free_consistent(dev->pci, dev->upstream_databuf_size_ch2,
- dev->_data_buf_virt_addr_ch2,
- dev->_data_buf_phys_addr_ch2);
- }
- /* For Video Data buffer allocation */
- dev->_data_buf_virt_addr_ch2 = pci_alloc_consistent(dev->pci,
- dev->upstream_databuf_size_ch2, &data_dma_addr);
- dev->_data_buf_phys_addr_ch2 = data_dma_addr;
- dev->_data_buf_size_ch2 = dev->upstream_databuf_size_ch2;
-
- if (!dev->_data_buf_virt_addr_ch2) {
- pr_err("FAILED to allocate memory for data buffer! Returning\n");
- return -ENOMEM;
- }
-
- /* Initialize at this address until n bytes to 0 */
- memset(dev->_data_buf_virt_addr_ch2, 0, dev->_data_buf_size_ch2);
-
- ret = cx25821_openfile_ch2(dev, sram_ch);
- if (ret < 0)
- return ret;
-
- /* Creating RISC programs */
- ret = cx25821_risc_buffer_upstream_ch2(dev, dev->pci, 0, bpl,
- dev->_lines_count_ch2);
- if (ret < 0) {
- pr_info("Failed creating Video Upstream Risc programs!\n");
- goto error;
- }
-
- return 0;
-
-error:
- return ret;
-}
-
-static int cx25821_video_upstream_irq_ch2(struct cx25821_dev *dev,
- int chan_num,
- u32 status)
-{
- u32 int_msk_tmp;
- struct sram_channel *channel = dev->channels[chan_num].sram_channels;
- int singlefield_lines = NTSC_FIELD_HEIGHT;
- int line_size_in_bytes = Y422_LINE_SZ;
- int odd_risc_prog_size = 0;
- dma_addr_t risc_phys_jump_addr;
- __le32 *rp;
-
- if (status & FLD_VID_SRC_RISC1) {
- /* We should only process one program per call */
- u32 prog_cnt = cx_read(channel->gpcnt);
-
- /*
- * Since we've identified our IRQ, clear our bits from the
- * interrupt mask and interrupt status registers
- */
- int_msk_tmp = cx_read(channel->int_msk);
- cx_write(channel->int_msk, int_msk_tmp & ~_intr_msk);
- cx_write(channel->int_stat, _intr_msk);
-
- spin_lock(&dev->slock);
-
- dev->_frame_index_ch2 = prog_cnt;
-
- queue_work(dev->_irq_queues_ch2, &dev->_irq_work_entry_ch2);
-
- if (dev->_is_first_frame_ch2) {
- dev->_is_first_frame_ch2 = 0;
-
- if (dev->_isNTSC_ch2) {
- singlefield_lines += 1;
- odd_risc_prog_size = ODD_FLD_NTSC_PROG_SIZE;
- } else {
- singlefield_lines = PAL_FIELD_HEIGHT;
- odd_risc_prog_size = ODD_FLD_PAL_PROG_SIZE;
- }
-
- if (dev->_dma_virt_start_addr_ch2 != NULL) {
- if (dev->_pixel_format_ch2 == PIXEL_FRMT_411)
- line_size_in_bytes = Y411_LINE_SZ;
- else
- line_size_in_bytes = Y422_LINE_SZ;
- risc_phys_jump_addr =
- dev->_dma_phys_start_addr_ch2 +
- odd_risc_prog_size;
-
- rp = cx25821_update_riscprogram_ch2(dev,
- dev->_dma_virt_start_addr_ch2,
- TOP_OFFSET, line_size_in_bytes,
- 0x0, singlefield_lines,
- FIFO_DISABLE, ODD_FIELD);
-
- /* Jump to Even Risc program of 1st Frame */
- *(rp++) = cpu_to_le32(RISC_JUMP);
- *(rp++) = cpu_to_le32(risc_phys_jump_addr);
- *(rp++) = cpu_to_le32(0);
- }
- }
-
- spin_unlock(&dev->slock);
- }
-
- if (dev->_file_status_ch2 == END_OF_FILE) {
- pr_info("EOF Channel 2 Framecount = %d\n",
- dev->_frame_count_ch2);
- return -1;
- }
- /* ElSE, set the interrupt mask register, re-enable irq. */
- int_msk_tmp = cx_read(channel->int_msk);
- cx_write(channel->int_msk, int_msk_tmp |= _intr_msk);
-
- return 0;
-}
-
-static irqreturn_t cx25821_upstream_irq_ch2(int irq, void *dev_id)
-{
- struct cx25821_dev *dev = dev_id;
- u32 vid_status;
- int handled = 0;
- int channel_num = 0;
- struct sram_channel *sram_ch;
-
- if (!dev)
- return -1;
-
- channel_num = VID_UPSTREAM_SRAM_CHANNEL_J;
- sram_ch = dev->channels[channel_num].sram_channels;
-
- vid_status = cx_read(sram_ch->int_stat);
-
- /* Only deal with our interrupt */
- if (vid_status)
- handled = cx25821_video_upstream_irq_ch2(dev, channel_num,
- vid_status);
-
- if (handled < 0)
- cx25821_stop_upstream_video_ch2(dev);
- else
- handled += handled;
-
- return IRQ_RETVAL(handled);
-}
-
-static void cx25821_set_pixelengine_ch2(struct cx25821_dev *dev,
- struct sram_channel *ch, int pix_format)
-{
- int width = WIDTH_D1;
- int height = dev->_lines_count_ch2;
- int num_lines, odd_num_lines;
- u32 value;
- int vip_mode = PIXEL_ENGINE_VIP1;
-
- value = ((pix_format & 0x3) << 12) | (vip_mode & 0x7);
- value &= 0xFFFFFFEF;
- value |= dev->_isNTSC_ch2 ? 0 : 0x10;
- cx_write(ch->vid_fmt_ctl, value);
-
- /*
- * set number of active pixels in each line. Default is 720
- * pixels in both NTSC and PAL format
- */
- cx_write(ch->vid_active_ctl1, width);
-
- num_lines = (height / 2) & 0x3FF;
- odd_num_lines = num_lines;
-
- if (dev->_isNTSC_ch2)
- odd_num_lines += 1;
-
- value = (num_lines << 16) | odd_num_lines;
-
- /* set number of active lines in field 0 (top) and field 1 (bottom) */
- cx_write(ch->vid_active_ctl2, value);
-
- cx_write(ch->vid_cdt_size, VID_CDT_SIZE >> 3);
-}
-
-static int cx25821_start_video_dma_upstream_ch2(struct cx25821_dev *dev,
- struct sram_channel *sram_ch)
-{
- u32 tmp = 0;
- int err = 0;
-
- /*
- * 656/VIP SRC Upstream Channel I & J and 7 - Host Bus Interface
- * for channel A-C
- */
- tmp = cx_read(VID_CH_MODE_SEL);
- cx_write(VID_CH_MODE_SEL, tmp | 0x1B0001FF);
-
- /*
- * Set the physical start address of the RISC program in the initial
- * program counter(IPC) member of the cmds.
- */
- cx_write(sram_ch->cmds_start + 0, dev->_dma_phys_addr_ch2);
- cx_write(sram_ch->cmds_start + 4, 0); /* Risc IPC High 64 bits 63-32 */
-
- /* reset counter */
- cx_write(sram_ch->gpcnt_ctl, 3);
-
- /* Clear our bits from the interrupt status register. */
- cx_write(sram_ch->int_stat, _intr_msk);
-
- /* Set the interrupt mask register, enable irq. */
- cx_set(PCI_INT_MSK, cx_read(PCI_INT_MSK) | (1 << sram_ch->irq_bit));
- tmp = cx_read(sram_ch->int_msk);
- cx_write(sram_ch->int_msk, tmp |= _intr_msk);
-
- err = request_irq(dev->pci->irq, cx25821_upstream_irq_ch2,
- IRQF_SHARED, dev->name, dev);
- if (err < 0) {
- pr_err("%s: can't get upstream IRQ %d\n",
- dev->name, dev->pci->irq);
- goto fail_irq;
- }
- /* Start the DMA engine */
- tmp = cx_read(sram_ch->dma_ctl);
- cx_set(sram_ch->dma_ctl, tmp | FLD_VID_RISC_EN);
-
- dev->_is_running_ch2 = 1;
- dev->_is_first_frame_ch2 = 1;
-
- return 0;
-
-fail_irq:
- cx25821_dev_unregister(dev);
- return err;
-}
-
-int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev, int channel_select,
- int pixel_format)
-{
- struct sram_channel *sram_ch;
- u32 tmp;
- int err = 0;
- int data_frame_size = 0;
- int risc_buffer_size = 0;
-
- if (dev->_is_running_ch2) {
- pr_info("Video Channel is still running so return!\n");
- return 0;
- }
-
- dev->_channel2_upstream_select = channel_select;
- sram_ch = dev->channels[channel_select].sram_channels;
-
- INIT_WORK(&dev->_irq_work_entry_ch2, cx25821_vidups_handler_ch2);
- dev->_irq_queues_ch2 =
- create_singlethread_workqueue("cx25821_workqueue2");
-
- if (!dev->_irq_queues_ch2) {
- pr_err("create_singlethread_workqueue() for Video FAILED!\n");
- return -ENOMEM;
- }
- /*
- * 656/VIP SRC Upstream Channel I & J and 7 -
- * Host Bus Interface for channel A-C
- */
- tmp = cx_read(VID_CH_MODE_SEL);
- cx_write(VID_CH_MODE_SEL, tmp | 0x1B0001FF);
-
- dev->_is_running_ch2 = 0;
- dev->_frame_count_ch2 = 0;
- dev->_file_status_ch2 = RESET_STATUS;
- dev->_lines_count_ch2 = dev->_isNTSC_ch2 ? 480 : 576;
- dev->_pixel_format_ch2 = pixel_format;
- dev->_line_size_ch2 = (dev->_pixel_format_ch2 == PIXEL_FRMT_422) ?
- (WIDTH_D1 * 2) : (WIDTH_D1 * 3) / 2;
- data_frame_size = dev->_isNTSC_ch2 ? NTSC_DATA_BUF_SZ : PAL_DATA_BUF_SZ;
- risc_buffer_size = dev->_isNTSC_ch2 ?
- NTSC_RISC_BUF_SIZE : PAL_RISC_BUF_SIZE;
-
- if (dev->input_filename_ch2)
- dev->_filename_ch2 = kstrdup(dev->input_filename_ch2,
- GFP_KERNEL);
- else
- dev->_filename_ch2 = kstrdup(dev->_defaultname_ch2,
- GFP_KERNEL);
-
- if (!dev->_filename_ch2) {
- err = -ENOENT;
- goto error;
- }
-
- /* Default if filename is empty string */
- if (strcmp(dev->_filename_ch2, "") == 0) {
- if (dev->_isNTSC_ch2) {
- dev->_filename_ch2 = (dev->_pixel_format_ch2 ==
- PIXEL_FRMT_411) ? "/root/vid411.yuv" :
- "/root/vidtest.yuv";
- } else {
- dev->_filename_ch2 = (dev->_pixel_format_ch2 ==
- PIXEL_FRMT_411) ? "/root/pal411.yuv" :
- "/root/pal422.yuv";
- }
- }
-
- err = cx25821_sram_channel_setup_upstream(dev, sram_ch,
- dev->_line_size_ch2, 0);
-
- /* setup fifo + format */
- cx25821_set_pixelengine_ch2(dev, sram_ch, dev->_pixel_format_ch2);
-
- dev->upstream_riscbuf_size_ch2 = risc_buffer_size * 2;
- dev->upstream_databuf_size_ch2 = data_frame_size * 2;
-
- /* Allocating buffers and prepare RISC program */
- err = cx25821_upstream_buffer_prepare_ch2(dev, sram_ch,
- dev->_line_size_ch2);
- if (err < 0) {
- pr_err("%s: Failed to set up Video upstream buffers!\n",
- dev->name);
- goto error;
- }
-
- cx25821_start_video_dma_upstream_ch2(dev, sram_ch);
-
- return 0;
-
-error:
- cx25821_dev_unregister(dev);
-
- return err;
-}
diff --git a/drivers/media/pci/cx25821/cx25821-video-upstream-ch2.h b/drivers/media/pci/cx25821/cx25821-video-upstream-ch2.h
deleted file mode 100644
index d42dab59b66..00000000000
--- a/drivers/media/pci/cx25821/cx25821-video-upstream-ch2.h
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Driver for the Conexant CX25821 PCIe bridge
- *
- * Copyright (C) 2009 Conexant Systems Inc.
- * Authors <hiep.huynh@conexant.com>, <shu.lin@conexant.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include <linux/mutex.h>
-#include <linux/workqueue.h>
-
-#define OPEN_FILE_1 0
-#define NUM_PROGS 8
-#define NUM_FRAMES 2
-#define ODD_FIELD 0
-#define EVEN_FIELD 1
-#define TOP_OFFSET 0
-#define FIFO_DISABLE 0
-#define FIFO_ENABLE 1
-#define TEST_FRAMES 5
-#define END_OF_FILE 0
-#define IN_PROGRESS 1
-#define RESET_STATUS -1
-#define NUM_NO_OPS 5
-
-/* PAL and NTSC line sizes and number of lines. */
-#define WIDTH_D1 720
-#define NTSC_LINES_PER_FRAME 480
-#define PAL_LINES_PER_FRAME 576
-#define PAL_LINE_SZ 1440
-#define Y422_LINE_SZ 1440
-#define Y411_LINE_SZ 1080
-#define NTSC_FIELD_HEIGHT 240
-#define NTSC_ODD_FLD_LINES 241
-#define PAL_FIELD_HEIGHT 288
-
-#define FRAME_SIZE_NTSC_Y422 (NTSC_LINES_PER_FRAME * Y422_LINE_SZ)
-#define FRAME_SIZE_NTSC_Y411 (NTSC_LINES_PER_FRAME * Y411_LINE_SZ)
-#define FRAME_SIZE_PAL_Y422 (PAL_LINES_PER_FRAME * Y422_LINE_SZ)
-#define FRAME_SIZE_PAL_Y411 (PAL_LINES_PER_FRAME * Y411_LINE_SZ)
-
-#define NTSC_DATA_BUF_SZ (Y422_LINE_SZ * NTSC_LINES_PER_FRAME)
-#define PAL_DATA_BUF_SZ (Y422_LINE_SZ * PAL_LINES_PER_FRAME)
-
-#define RISC_WRITECR_INSTRUCTION_SIZE 16
-#define RISC_SYNC_INSTRUCTION_SIZE 4
-#define JUMP_INSTRUCTION_SIZE 12
-#define MAXSIZE_NO_OPS 36
-#define DWORD_SIZE 4
-
-#define USE_RISC_NOOP_VIDEO 1
-
-#ifdef USE_RISC_NOOP_VIDEO
-#define PAL_US_VID_PROG_SIZE \
- (PAL_FIELD_HEIGHT * 3 * DWORD_SIZE + \
- RISC_WRITECR_INSTRUCTION_SIZE + RISC_SYNC_INSTRUCTION_SIZE + \
- NUM_NO_OPS * DWORD_SIZE)
-
-#define PAL_RISC_BUF_SIZE (2 * PAL_US_VID_PROG_SIZE)
-
-#define PAL_VID_PROG_SIZE \
- ((PAL_FIELD_HEIGHT * 2) * 3 * DWORD_SIZE + \
- 2 * RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
- JUMP_INSTRUCTION_SIZE + 2 * NUM_NO_OPS * DWORD_SIZE)
-
-#define ODD_FLD_PAL_PROG_SIZE \
- (PAL_FIELD_HEIGHT * 3 * DWORD_SIZE + \
- RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
- NUM_NO_OPS * DWORD_SIZE)
-
-#define NTSC_US_VID_PROG_SIZE \
- ((NTSC_ODD_FLD_LINES + 1) * 3 * DWORD_SIZE + \
- RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE + \
- NUM_NO_OPS * DWORD_SIZE)
-
-#define NTSC_RISC_BUF_SIZE \
- (2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE))
-
-#define FRAME1_VID_PROG_SIZE \
- ((NTSC_ODD_FLD_LINES + NTSC_FIELD_HEIGHT) * \
- 3 * DWORD_SIZE + 2 * RISC_SYNC_INSTRUCTION_SIZE + \
- RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE + \
- 2 * NUM_NO_OPS * DWORD_SIZE)
-
-#define ODD_FLD_NTSC_PROG_SIZE \
- (NTSC_ODD_FLD_LINES * 3 * DWORD_SIZE + \
- RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
- NUM_NO_OPS * DWORD_SIZE)
-#endif
-
-#ifndef USE_RISC_NOOP_VIDEO
-#define PAL_US_VID_PROG_SIZE \
- ((PAL_FIELD_HEIGHT + 1) * 3 * DWORD_SIZE + \
- RISC_WRITECR_INSTRUCTION_SIZE)
-
-#define PAL_RISC_BUF_SIZE \
- (2 * (RISC_SYNC_INSTRUCTION_SIZE + PAL_US_VID_PROG_SIZE))
-
-#define PAL_VID_PROG_SIZE \
- ((PAL_FIELD_HEIGHT * 2) * 3 * DWORD_SIZE + \
- 2 * RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
- JUMP_INSTRUCTION_SIZE)
-
-#define ODD_FLD_PAL_PROG_SIZE \
- (PAL_FIELD_HEIGHT * 3 * DWORD_SIZE + \
- RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE)
-
-#define ODD_FLD_NTSC_PROG_SIZE \
- (NTSC_ODD_FLD_LINES * 3 * DWORD_SIZE + \
- RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE)
-
-#define NTSC_US_VID_PROG_SIZE \
- ((NTSC_ODD_FLD_LINES + 1) * 3 * DWORD_SIZE + \
- RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
-
-#define NTSC_RISC_BUF_SIZE \
- (2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE))
-
-#define FRAME1_VID_PROG_SIZE \
- ((NTSC_ODD_FLD_LINES + NTSC_FIELD_HEIGHT) * \
- 3 * DWORD_SIZE + 2 * RISC_SYNC_INSTRUCTION_SIZE + \
- RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
-
-#endif
diff --git a/drivers/media/pci/cx25821/cx25821-video-upstream.c b/drivers/media/pci/cx25821/cx25821-video-upstream.c
index 7fc97110d97..88ffef410c5 100644
--- a/drivers/media/pci/cx25821/cx25821-video-upstream.c
+++ b/drivers/media/pci/cx25821/cx25821-video-upstream.c
@@ -25,16 +25,11 @@
#include "cx25821-video.h"
#include "cx25821-video-upstream.h"
-#include <linux/fs.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
-#include <linux/syscalls.h>
-#include <linux/file.h>
-#include <linux/fcntl.h>
#include <linux/slab.h>
-#include <linux/uaccess.h>
MODULE_DESCRIPTION("v4l2 driver module for cx25821 based TV cards");
MODULE_AUTHOR("Hiep Huynh <hiep.huynh@conexant.com>");
@@ -44,7 +39,7 @@ static int _intr_msk = FLD_VID_SRC_RISC1 | FLD_VID_SRC_UF | FLD_VID_SRC_SYNC |
FLD_VID_SRC_OPC_ERR;
int cx25821_sram_channel_setup_upstream(struct cx25821_dev *dev,
- struct sram_channel *ch,
+ const struct sram_channel *ch,
unsigned int bpl, u32 risc)
{
unsigned int i, lines;
@@ -97,12 +92,13 @@ int cx25821_sram_channel_setup_upstream(struct cx25821_dev *dev,
return 0;
}
-static __le32 *cx25821_update_riscprogram(struct cx25821_dev *dev,
+static __le32 *cx25821_update_riscprogram(struct cx25821_channel *chan,
__le32 *rp, unsigned int offset,
unsigned int bpl, u32 sync_line,
unsigned int lines, int fifo_enable,
int field_type)
{
+ struct cx25821_video_out_data *out = chan->out;
unsigned int line, i;
int dist_betwn_starts = bpl * 2;
@@ -116,11 +112,11 @@ static __le32 *cx25821_update_riscprogram(struct cx25821_dev *dev,
/* scan lines */
for (line = 0; line < lines; line++) {
*(rp++) = cpu_to_le32(RISC_READ | RISC_SOL | RISC_EOL | bpl);
- *(rp++) = cpu_to_le32(dev->_data_buf_phys_addr + offset);
+ *(rp++) = cpu_to_le32(out->_data_buf_phys_addr + offset);
*(rp++) = cpu_to_le32(0); /* bits 63-32 */
if ((lines <= NTSC_FIELD_HEIGHT)
- || (line < (NTSC_FIELD_HEIGHT - 1)) || !(dev->_isNTSC)) {
+ || (line < (NTSC_FIELD_HEIGHT - 1)) || !(out->is_60hz)) {
offset += dist_betwn_starts;
}
}
@@ -128,15 +124,15 @@ static __le32 *cx25821_update_riscprogram(struct cx25821_dev *dev,
return rp;
}
-static __le32 *cx25821_risc_field_upstream(struct cx25821_dev *dev, __le32 * rp,
+static __le32 *cx25821_risc_field_upstream(struct cx25821_channel *chan, __le32 *rp,
dma_addr_t databuf_phys_addr,
unsigned int offset, u32 sync_line,
unsigned int bpl, unsigned int lines,
int fifo_enable, int field_type)
{
+ struct cx25821_video_out_data *out = chan->out;
unsigned int line, i;
- struct sram_channel *sram_ch =
- dev->channels[dev->_channel_upstream_select].sram_channels;
+ const struct sram_channel *sram_ch = chan->sram_channels;
int dist_betwn_starts = bpl * 2;
/* sync instruction */
@@ -155,7 +151,7 @@ static __le32 *cx25821_risc_field_upstream(struct cx25821_dev *dev, __le32 * rp,
*(rp++) = cpu_to_le32(0); /* bits 63-32 */
if ((lines <= NTSC_FIELD_HEIGHT)
- || (line < (NTSC_FIELD_HEIGHT - 1)) || !(dev->_isNTSC))
+ || (line < (NTSC_FIELD_HEIGHT - 1)) || !(out->is_60hz))
/* to skip the other field line */
offset += dist_betwn_starts;
@@ -173,11 +169,12 @@ static __le32 *cx25821_risc_field_upstream(struct cx25821_dev *dev, __le32 * rp,
return rp;
}
-static int cx25821_risc_buffer_upstream(struct cx25821_dev *dev,
+static int cx25821_risc_buffer_upstream(struct cx25821_channel *chan,
struct pci_dev *pci,
unsigned int top_offset,
unsigned int bpl, unsigned int lines)
{
+ struct cx25821_video_out_data *out = chan->out;
__le32 *rp;
int fifo_enable = 0;
/* get line count for single field */
@@ -191,7 +188,7 @@ static int cx25821_risc_buffer_upstream(struct cx25821_dev *dev,
unsigned int bottom_offset = bpl;
dma_addr_t risc_phys_jump_addr;
- if (dev->_isNTSC) {
+ if (out->is_60hz) {
odd_num_lines = singlefield_lines + 1;
risc_program_size = FRAME1_VID_PROG_SIZE;
frame_size = (bpl == Y411_LINE_SZ) ?
@@ -203,15 +200,15 @@ static int cx25821_risc_buffer_upstream(struct cx25821_dev *dev,
}
/* Virtual address of Risc buffer program */
- rp = dev->_dma_virt_addr;
+ rp = out->_dma_virt_addr;
for (frame = 0; frame < NUM_FRAMES; frame++) {
databuf_offset = frame_size * frame;
if (UNSET != top_offset) {
fifo_enable = (frame == 0) ? FIFO_ENABLE : FIFO_DISABLE;
- rp = cx25821_risc_field_upstream(dev, rp,
- dev->_data_buf_phys_addr +
+ rp = cx25821_risc_field_upstream(chan, rp,
+ out->_data_buf_phys_addr +
databuf_offset, top_offset, 0, bpl,
odd_num_lines, fifo_enable, ODD_FIELD);
}
@@ -219,18 +216,18 @@ static int cx25821_risc_buffer_upstream(struct cx25821_dev *dev,
fifo_enable = FIFO_DISABLE;
/* Even Field */
- rp = cx25821_risc_field_upstream(dev, rp,
- dev->_data_buf_phys_addr +
+ rp = cx25821_risc_field_upstream(chan, rp,
+ out->_data_buf_phys_addr +
databuf_offset, bottom_offset,
0x200, bpl, singlefield_lines,
fifo_enable, EVEN_FIELD);
if (frame == 0) {
risc_flag = RISC_CNT_RESET;
- risc_phys_jump_addr = dev->_dma_phys_start_addr +
+ risc_phys_jump_addr = out->_dma_phys_start_addr +
risc_program_size;
} else {
- risc_phys_jump_addr = dev->_dma_phys_start_addr;
+ risc_phys_jump_addr = out->_dma_phys_start_addr;
risc_flag = RISC_CNT_INC;
}
@@ -245,16 +242,21 @@ static int cx25821_risc_buffer_upstream(struct cx25821_dev *dev,
return 0;
}
-void cx25821_stop_upstream_video_ch1(struct cx25821_dev *dev)
+void cx25821_stop_upstream_video(struct cx25821_channel *chan)
{
- struct sram_channel *sram_ch =
- dev->channels[VID_UPSTREAM_SRAM_CHANNEL_I].sram_channels;
+ struct cx25821_video_out_data *out = chan->out;
+ struct cx25821_dev *dev = chan->dev;
+ const struct sram_channel *sram_ch = chan->sram_channels;
u32 tmp = 0;
- if (!dev->_is_running) {
+ if (!out->_is_running) {
pr_info("No video file is currently running so return!\n");
return;
}
+
+ /* Set the interrupt mask register, disable irq. */
+ cx_set(PCI_INT_MSK, cx_read(PCI_INT_MSK) & ~(1 << sram_ch->irq_bit));
+
/* Disable RISC interrupts */
tmp = cx_read(sram_ch->int_msk);
cx_write(sram_ch->int_msk, tmp & ~_intr_msk);
@@ -263,283 +265,133 @@ void cx25821_stop_upstream_video_ch1(struct cx25821_dev *dev)
tmp = cx_read(sram_ch->dma_ctl);
cx_write(sram_ch->dma_ctl, tmp & ~(FLD_VID_FIFO_EN | FLD_VID_RISC_EN));
- /* Clear data buffer memory */
- if (dev->_data_buf_virt_addr)
- memset(dev->_data_buf_virt_addr, 0, dev->_data_buf_size);
+ free_irq(dev->pci->irq, chan);
- dev->_is_running = 0;
- dev->_is_first_frame = 0;
- dev->_frame_count = 0;
- dev->_file_status = END_OF_FILE;
-
- kfree(dev->_irq_queues);
- dev->_irq_queues = NULL;
+ /* Clear data buffer memory */
+ if (out->_data_buf_virt_addr)
+ memset(out->_data_buf_virt_addr, 0, out->_data_buf_size);
- kfree(dev->_filename);
+ out->_is_running = 0;
+ out->_is_first_frame = 0;
+ out->_frame_count = 0;
+ out->_file_status = END_OF_FILE;
tmp = cx_read(VID_CH_MODE_SEL);
cx_write(VID_CH_MODE_SEL, tmp & 0xFFFFFE00);
}
-void cx25821_free_mem_upstream_ch1(struct cx25821_dev *dev)
+void cx25821_free_mem_upstream(struct cx25821_channel *chan)
{
- if (dev->_is_running)
- cx25821_stop_upstream_video_ch1(dev);
+ struct cx25821_video_out_data *out = chan->out;
+ struct cx25821_dev *dev = chan->dev;
- if (dev->_dma_virt_addr) {
- pci_free_consistent(dev->pci, dev->_risc_size,
- dev->_dma_virt_addr, dev->_dma_phys_addr);
- dev->_dma_virt_addr = NULL;
+ if (out->_is_running)
+ cx25821_stop_upstream_video(chan);
+
+ if (out->_dma_virt_addr) {
+ pci_free_consistent(dev->pci, out->_risc_size,
+ out->_dma_virt_addr, out->_dma_phys_addr);
+ out->_dma_virt_addr = NULL;
}
- if (dev->_data_buf_virt_addr) {
- pci_free_consistent(dev->pci, dev->_data_buf_size,
- dev->_data_buf_virt_addr,
- dev->_data_buf_phys_addr);
- dev->_data_buf_virt_addr = NULL;
+ if (out->_data_buf_virt_addr) {
+ pci_free_consistent(dev->pci, out->_data_buf_size,
+ out->_data_buf_virt_addr,
+ out->_data_buf_phys_addr);
+ out->_data_buf_virt_addr = NULL;
}
}
-static int cx25821_get_frame(struct cx25821_dev *dev,
- struct sram_channel *sram_ch)
+int cx25821_write_frame(struct cx25821_channel *chan,
+ const char __user *data, size_t count)
{
- struct file *myfile;
- int frame_index_temp = dev->_frame_index;
- int i = 0;
- int line_size = (dev->_pixel_format == PIXEL_FRMT_411) ?
+ struct cx25821_video_out_data *out = chan->out;
+ int line_size = (out->_pixel_format == PIXEL_FRMT_411) ?
Y411_LINE_SZ : Y422_LINE_SZ;
int frame_size = 0;
int frame_offset = 0;
- ssize_t vfs_read_retval = 0;
- char mybuf[line_size];
- loff_t file_offset;
- loff_t pos;
- mm_segment_t old_fs;
-
- if (dev->_file_status == END_OF_FILE)
- return 0;
+ int curpos = out->curpos;
- if (dev->_isNTSC)
+ if (out->is_60hz)
frame_size = (line_size == Y411_LINE_SZ) ?
FRAME_SIZE_NTSC_Y411 : FRAME_SIZE_NTSC_Y422;
else
frame_size = (line_size == Y411_LINE_SZ) ?
FRAME_SIZE_PAL_Y411 : FRAME_SIZE_PAL_Y422;
- frame_offset = (frame_index_temp > 0) ? frame_size : 0;
- file_offset = dev->_frame_count * frame_size;
-
- myfile = filp_open(dev->_filename, O_RDONLY | O_LARGEFILE, 0);
-
- if (IS_ERR(myfile)) {
- const int open_errno = -PTR_ERR(myfile);
- pr_err("%s(): ERROR opening file(%s) with errno = %d!\n",
- __func__, dev->_filename, open_errno);
- return PTR_ERR(myfile);
- } else {
- if (!(myfile->f_op)) {
- pr_err("%s(): File has no file operations registered!\n",
- __func__);
- filp_close(myfile, NULL);
- return -EIO;
- }
-
- if (!myfile->f_op->read) {
- pr_err("%s(): File has no READ operations registered!\n",
- __func__);
- filp_close(myfile, NULL);
- return -EIO;
- }
-
- pos = myfile->f_pos;
- old_fs = get_fs();
- set_fs(KERNEL_DS);
-
- for (i = 0; i < dev->_lines_count; i++) {
- pos = file_offset;
-
- vfs_read_retval = vfs_read(myfile, mybuf, line_size,
- &pos);
-
- if (vfs_read_retval > 0 && vfs_read_retval == line_size
- && dev->_data_buf_virt_addr != NULL) {
- memcpy((void *)(dev->_data_buf_virt_addr +
- frame_offset / 4), mybuf,
- vfs_read_retval);
- }
-
- file_offset += vfs_read_retval;
- frame_offset += vfs_read_retval;
-
- if (vfs_read_retval < line_size) {
- pr_info("Done: exit %s() since no more bytes to read from Video file\n",
- __func__);
- break;
- }
- }
-
- if (i > 0)
- dev->_frame_count++;
-
- dev->_file_status = (vfs_read_retval == line_size) ?
- IN_PROGRESS : END_OF_FILE;
-
- set_fs(old_fs);
- filp_close(myfile, NULL);
- }
-
- return 0;
-}
-
-static void cx25821_vidups_handler(struct work_struct *work)
-{
- struct cx25821_dev *dev = container_of(work, struct cx25821_dev,
- _irq_work_entry);
-
- if (!dev) {
- pr_err("ERROR %s(): since container_of(work_struct) FAILED!\n",
- __func__);
- return;
+ if (curpos == 0) {
+ out->cur_frame_index = out->_frame_index;
+ if (wait_event_interruptible(out->waitq, out->cur_frame_index != out->_frame_index))
+ return -EINTR;
+ out->cur_frame_index = out->_frame_index;
}
- cx25821_get_frame(dev, dev->channels[dev->_channel_upstream_select].
- sram_channels);
-}
-
-static int cx25821_openfile(struct cx25821_dev *dev,
- struct sram_channel *sram_ch)
-{
- struct file *myfile;
- int i = 0, j = 0;
- int line_size = (dev->_pixel_format == PIXEL_FRMT_411) ?
- Y411_LINE_SZ : Y422_LINE_SZ;
- ssize_t vfs_read_retval = 0;
- char mybuf[line_size];
- loff_t pos;
- loff_t offset = (unsigned long)0;
- mm_segment_t old_fs;
-
- myfile = filp_open(dev->_filename, O_RDONLY | O_LARGEFILE, 0);
-
- if (IS_ERR(myfile)) {
- const int open_errno = -PTR_ERR(myfile);
- pr_err("%s(): ERROR opening file(%s) with errno = %d!\n",
- __func__, dev->_filename, open_errno);
- return PTR_ERR(myfile);
- } else {
- if (!(myfile->f_op)) {
- pr_err("%s(): File has no file operations registered!\n",
- __func__);
- filp_close(myfile, NULL);
- return -EIO;
- }
-
- if (!myfile->f_op->read) {
- pr_err("%s(): File has no READ operations registered! Returning\n",
- __func__);
- filp_close(myfile, NULL);
- return -EIO;
- }
-
- pos = myfile->f_pos;
- old_fs = get_fs();
- set_fs(KERNEL_DS);
-
- for (j = 0; j < NUM_FRAMES; j++) {
- for (i = 0; i < dev->_lines_count; i++) {
- pos = offset;
-
- vfs_read_retval = vfs_read(myfile, mybuf,
- line_size, &pos);
-
- if (vfs_read_retval > 0
- && vfs_read_retval == line_size
- && dev->_data_buf_virt_addr != NULL) {
- memcpy((void *)(dev->
- _data_buf_virt_addr +
- offset / 4), mybuf,
- vfs_read_retval);
- }
-
- offset += vfs_read_retval;
-
- if (vfs_read_retval < line_size) {
- pr_info("Done: exit %s() since no more bytes to read from Video file\n",
- __func__);
- break;
- }
- }
+ frame_offset = out->cur_frame_index ? frame_size : 0;
- if (i > 0)
- dev->_frame_count++;
-
- if (vfs_read_retval < line_size)
- break;
- }
-
- dev->_file_status = (vfs_read_retval == line_size) ?
- IN_PROGRESS : END_OF_FILE;
-
- set_fs(old_fs);
- myfile->f_pos = 0;
- filp_close(myfile, NULL);
+ if (frame_size - curpos < count)
+ count = frame_size - curpos;
+ memcpy((char *)out->_data_buf_virt_addr + frame_offset + curpos,
+ data, count);
+ curpos += count;
+ if (curpos == frame_size) {
+ out->_frame_count++;
+ curpos = 0;
}
+ out->curpos = curpos;
- return 0;
+ return count;
}
-static int cx25821_upstream_buffer_prepare(struct cx25821_dev *dev,
- struct sram_channel *sram_ch,
+static int cx25821_upstream_buffer_prepare(struct cx25821_channel *chan,
+ const struct sram_channel *sram_ch,
int bpl)
{
+ struct cx25821_video_out_data *out = chan->out;
+ struct cx25821_dev *dev = chan->dev;
int ret = 0;
dma_addr_t dma_addr;
dma_addr_t data_dma_addr;
- if (dev->_dma_virt_addr != NULL)
- pci_free_consistent(dev->pci, dev->upstream_riscbuf_size,
- dev->_dma_virt_addr, dev->_dma_phys_addr);
+ if (out->_dma_virt_addr != NULL)
+ pci_free_consistent(dev->pci, out->upstream_riscbuf_size,
+ out->_dma_virt_addr, out->_dma_phys_addr);
- dev->_dma_virt_addr = pci_alloc_consistent(dev->pci,
- dev->upstream_riscbuf_size, &dma_addr);
- dev->_dma_virt_start_addr = dev->_dma_virt_addr;
- dev->_dma_phys_start_addr = dma_addr;
- dev->_dma_phys_addr = dma_addr;
- dev->_risc_size = dev->upstream_riscbuf_size;
+ out->_dma_virt_addr = pci_alloc_consistent(dev->pci,
+ out->upstream_riscbuf_size, &dma_addr);
+ out->_dma_virt_start_addr = out->_dma_virt_addr;
+ out->_dma_phys_start_addr = dma_addr;
+ out->_dma_phys_addr = dma_addr;
+ out->_risc_size = out->upstream_riscbuf_size;
- if (!dev->_dma_virt_addr) {
+ if (!out->_dma_virt_addr) {
pr_err("FAILED to allocate memory for Risc buffer! Returning\n");
return -ENOMEM;
}
/* Clear memory at address */
- memset(dev->_dma_virt_addr, 0, dev->_risc_size);
+ memset(out->_dma_virt_addr, 0, out->_risc_size);
- if (dev->_data_buf_virt_addr != NULL)
- pci_free_consistent(dev->pci, dev->upstream_databuf_size,
- dev->_data_buf_virt_addr,
- dev->_data_buf_phys_addr);
+ if (out->_data_buf_virt_addr != NULL)
+ pci_free_consistent(dev->pci, out->upstream_databuf_size,
+ out->_data_buf_virt_addr,
+ out->_data_buf_phys_addr);
/* For Video Data buffer allocation */
- dev->_data_buf_virt_addr = pci_alloc_consistent(dev->pci,
- dev->upstream_databuf_size, &data_dma_addr);
- dev->_data_buf_phys_addr = data_dma_addr;
- dev->_data_buf_size = dev->upstream_databuf_size;
+ out->_data_buf_virt_addr = pci_alloc_consistent(dev->pci,
+ out->upstream_databuf_size, &data_dma_addr);
+ out->_data_buf_phys_addr = data_dma_addr;
+ out->_data_buf_size = out->upstream_databuf_size;
- if (!dev->_data_buf_virt_addr) {
+ if (!out->_data_buf_virt_addr) {
pr_err("FAILED to allocate memory for data buffer! Returning\n");
return -ENOMEM;
}
/* Clear memory at address */
- memset(dev->_data_buf_virt_addr, 0, dev->_data_buf_size);
-
- ret = cx25821_openfile(dev, sram_ch);
- if (ret < 0)
- return ret;
+ memset(out->_data_buf_virt_addr, 0, out->_data_buf_size);
/* Create RISC programs */
- ret = cx25821_risc_buffer_upstream(dev, dev->pci, 0, bpl,
- dev->_lines_count);
+ ret = cx25821_risc_buffer_upstream(chan, dev->pci, 0, bpl,
+ out->_lines_count);
if (ret < 0) {
pr_info("Failed creating Video Upstream Risc programs!\n");
goto error;
@@ -551,11 +403,12 @@ error:
return ret;
}
-static int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num,
- u32 status)
+static int cx25821_video_upstream_irq(struct cx25821_channel *chan, u32 status)
{
+ struct cx25821_video_out_data *out = chan->out;
+ struct cx25821_dev *dev = chan->dev;
u32 int_msk_tmp;
- struct sram_channel *channel = dev->channels[chan_num].sram_channels;
+ const struct sram_channel *channel = chan->sram_channels;
int singlefield_lines = NTSC_FIELD_HEIGHT;
int line_size_in_bytes = Y422_LINE_SZ;
int odd_risc_prog_size = 0;
@@ -572,16 +425,16 @@ static int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num,
cx_write(channel->int_msk, int_msk_tmp & ~_intr_msk);
cx_write(channel->int_stat, _intr_msk);
- spin_lock(&dev->slock);
+ wake_up(&out->waitq);
- dev->_frame_index = prog_cnt;
+ spin_lock(&dev->slock);
- queue_work(dev->_irq_queues, &dev->_irq_work_entry);
+ out->_frame_index = prog_cnt;
- if (dev->_is_first_frame) {
- dev->_is_first_frame = 0;
+ if (out->_is_first_frame) {
+ out->_is_first_frame = 0;
- if (dev->_isNTSC) {
+ if (out->is_60hz) {
singlefield_lines += 1;
odd_risc_prog_size = ODD_FLD_NTSC_PROG_SIZE;
} else {
@@ -589,17 +442,17 @@ static int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num,
odd_risc_prog_size = ODD_FLD_PAL_PROG_SIZE;
}
- if (dev->_dma_virt_start_addr != NULL) {
+ if (out->_dma_virt_start_addr != NULL) {
line_size_in_bytes =
- (dev->_pixel_format ==
+ (out->_pixel_format ==
PIXEL_FRMT_411) ? Y411_LINE_SZ :
Y422_LINE_SZ;
risc_phys_jump_addr =
- dev->_dma_phys_start_addr +
+ out->_dma_phys_start_addr +
odd_risc_prog_size;
- rp = cx25821_update_riscprogram(dev,
- dev->_dma_virt_start_addr, TOP_OFFSET,
+ rp = cx25821_update_riscprogram(chan,
+ out->_dma_virt_start_addr, TOP_OFFSET,
line_size_in_bytes, 0x0,
singlefield_lines, FIFO_DISABLE,
ODD_FIELD);
@@ -626,8 +479,8 @@ static int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num,
__func__);
}
- if (dev->_file_status == END_OF_FILE) {
- pr_err("EOF Channel 1 Framecount = %d\n", dev->_frame_count);
+ if (out->_file_status == END_OF_FILE) {
+ pr_err("EOF Channel 1 Framecount = %d\n", out->_frame_count);
return -1;
}
/* ElSE, set the interrupt mask register, re-enable irq. */
@@ -639,47 +492,41 @@ static int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num,
static irqreturn_t cx25821_upstream_irq(int irq, void *dev_id)
{
- struct cx25821_dev *dev = dev_id;
+ struct cx25821_channel *chan = dev_id;
+ struct cx25821_dev *dev = chan->dev;
u32 vid_status;
int handled = 0;
- int channel_num = 0;
- struct sram_channel *sram_ch;
+ const struct sram_channel *sram_ch;
if (!dev)
return -1;
- channel_num = VID_UPSTREAM_SRAM_CHANNEL_I;
-
- sram_ch = dev->channels[channel_num].sram_channels;
+ sram_ch = chan->sram_channels;
vid_status = cx_read(sram_ch->int_stat);
/* Only deal with our interrupt */
if (vid_status)
- handled = cx25821_video_upstream_irq(dev, channel_num,
- vid_status);
-
- if (handled < 0)
- cx25821_stop_upstream_video_ch1(dev);
- else
- handled += handled;
+ handled = cx25821_video_upstream_irq(chan, vid_status);
return IRQ_RETVAL(handled);
}
-static void cx25821_set_pixelengine(struct cx25821_dev *dev,
- struct sram_channel *ch,
+static void cx25821_set_pixelengine(struct cx25821_channel *chan,
+ const struct sram_channel *ch,
int pix_format)
{
+ struct cx25821_video_out_data *out = chan->out;
+ struct cx25821_dev *dev = chan->dev;
int width = WIDTH_D1;
- int height = dev->_lines_count;
+ int height = out->_lines_count;
int num_lines, odd_num_lines;
u32 value;
int vip_mode = OUTPUT_FRMT_656;
value = ((pix_format & 0x3) << 12) | (vip_mode & 0x7);
value &= 0xFFFFFFEF;
- value |= dev->_isNTSC ? 0 : 0x10;
+ value |= out->is_60hz ? 0 : 0x10;
cx_write(ch->vid_fmt_ctl, value);
/* set number of active pixels in each line.
@@ -689,7 +536,7 @@ static void cx25821_set_pixelengine(struct cx25821_dev *dev,
num_lines = (height / 2) & 0x3FF;
odd_num_lines = num_lines;
- if (dev->_isNTSC)
+ if (out->is_60hz)
odd_num_lines += 1;
value = (num_lines << 16) | odd_num_lines;
@@ -700,9 +547,11 @@ static void cx25821_set_pixelengine(struct cx25821_dev *dev,
cx_write(ch->vid_cdt_size, VID_CDT_SIZE >> 3);
}
-static int cx25821_start_video_dma_upstream(struct cx25821_dev *dev,
- struct sram_channel *sram_ch)
+static int cx25821_start_video_dma_upstream(struct cx25821_channel *chan,
+ const struct sram_channel *sram_ch)
{
+ struct cx25821_video_out_data *out = chan->out;
+ struct cx25821_dev *dev = chan->dev;
u32 tmp = 0;
int err = 0;
@@ -715,7 +564,7 @@ static int cx25821_start_video_dma_upstream(struct cx25821_dev *dev,
/* Set the physical start address of the RISC program in the initial
* program counter(IPC) member of the cmds.
*/
- cx_write(sram_ch->cmds_start + 0, dev->_dma_phys_addr);
+ cx_write(sram_ch->cmds_start + 0, out->_dma_phys_addr);
/* Risc IPC High 64 bits 63-32 */
cx_write(sram_ch->cmds_start + 4, 0);
@@ -731,7 +580,7 @@ static int cx25821_start_video_dma_upstream(struct cx25821_dev *dev,
cx_write(sram_ch->int_msk, tmp |= _intr_msk);
err = request_irq(dev->pci->irq, cx25821_upstream_irq,
- IRQF_SHARED, dev->name, dev);
+ IRQF_SHARED, dev->name, chan);
if (err < 0) {
pr_err("%s: can't get upstream IRQ %d\n",
dev->name, dev->pci->irq);
@@ -742,8 +591,8 @@ static int cx25821_start_video_dma_upstream(struct cx25821_dev *dev,
tmp = cx_read(sram_ch->dma_ctl);
cx_set(sram_ch->dma_ctl, tmp | FLD_VID_RISC_EN);
- dev->_is_running = 1;
- dev->_is_first_frame = 1;
+ out->_is_running = 1;
+ out->_is_first_frame = 1;
return 0;
@@ -752,107 +601,71 @@ fail_irq:
return err;
}
-int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev, int channel_select,
+int cx25821_vidupstream_init(struct cx25821_channel *chan,
int pixel_format)
{
- struct sram_channel *sram_ch;
+ struct cx25821_video_out_data *out = chan->out;
+ struct cx25821_dev *dev = chan->dev;
+ const struct sram_channel *sram_ch;
u32 tmp;
int err = 0;
int data_frame_size = 0;
int risc_buffer_size = 0;
- int str_length = 0;
- if (dev->_is_running) {
+ if (out->_is_running) {
pr_info("Video Channel is still running so return!\n");
return 0;
}
- dev->_channel_upstream_select = channel_select;
- sram_ch = dev->channels[channel_select].sram_channels;
+ sram_ch = chan->sram_channels;
- INIT_WORK(&dev->_irq_work_entry, cx25821_vidups_handler);
- dev->_irq_queues = create_singlethread_workqueue("cx25821_workqueue");
+ out->is_60hz = dev->tvnorm & V4L2_STD_525_60;
- if (!dev->_irq_queues) {
- pr_err("create_singlethread_workqueue() for Video FAILED!\n");
- return -ENOMEM;
- }
/* 656/VIP SRC Upstream Channel I & J and 7 - Host Bus Interface for
* channel A-C
*/
tmp = cx_read(VID_CH_MODE_SEL);
cx_write(VID_CH_MODE_SEL, tmp | 0x1B0001FF);
- dev->_is_running = 0;
- dev->_frame_count = 0;
- dev->_file_status = RESET_STATUS;
- dev->_lines_count = dev->_isNTSC ? 480 : 576;
- dev->_pixel_format = pixel_format;
- dev->_line_size = (dev->_pixel_format == PIXEL_FRMT_422) ?
+ out->_is_running = 0;
+ out->_frame_count = 0;
+ out->_file_status = RESET_STATUS;
+ out->_lines_count = out->is_60hz ? 480 : 576;
+ out->_pixel_format = pixel_format;
+ out->_line_size = (out->_pixel_format == PIXEL_FRMT_422) ?
(WIDTH_D1 * 2) : (WIDTH_D1 * 3) / 2;
- data_frame_size = dev->_isNTSC ? NTSC_DATA_BUF_SZ : PAL_DATA_BUF_SZ;
- risc_buffer_size = dev->_isNTSC ?
+ data_frame_size = out->is_60hz ? NTSC_DATA_BUF_SZ : PAL_DATA_BUF_SZ;
+ risc_buffer_size = out->is_60hz ?
NTSC_RISC_BUF_SIZE : PAL_RISC_BUF_SIZE;
- if (dev->input_filename) {
- str_length = strlen(dev->input_filename);
- dev->_filename = kmemdup(dev->input_filename, str_length + 1,
- GFP_KERNEL);
-
- if (!dev->_filename) {
- err = -ENOENT;
- goto error;
- }
- } else {
- str_length = strlen(dev->_defaultname);
- dev->_filename = kmemdup(dev->_defaultname, str_length + 1,
- GFP_KERNEL);
-
- if (!dev->_filename) {
- err = -ENOENT;
- goto error;
- }
- }
-
- /* Default if filename is empty string */
- if (strcmp(dev->_filename, "") == 0) {
- if (dev->_isNTSC) {
- dev->_filename =
- (dev->_pixel_format == PIXEL_FRMT_411) ?
- "/root/vid411.yuv" : "/root/vidtest.yuv";
- } else {
- dev->_filename =
- (dev->_pixel_format == PIXEL_FRMT_411) ?
- "/root/pal411.yuv" : "/root/pal422.yuv";
- }
- }
-
- dev->_is_running = 0;
- dev->_frame_count = 0;
- dev->_file_status = RESET_STATUS;
- dev->_lines_count = dev->_isNTSC ? 480 : 576;
- dev->_pixel_format = pixel_format;
- dev->_line_size = (dev->_pixel_format == PIXEL_FRMT_422) ?
+ out->_is_running = 0;
+ out->_frame_count = 0;
+ out->_file_status = RESET_STATUS;
+ out->_lines_count = out->is_60hz ? 480 : 576;
+ out->_pixel_format = pixel_format;
+ out->_line_size = (out->_pixel_format == PIXEL_FRMT_422) ?
(WIDTH_D1 * 2) : (WIDTH_D1 * 3) / 2;
+ out->curpos = 0;
+ init_waitqueue_head(&out->waitq);
err = cx25821_sram_channel_setup_upstream(dev, sram_ch,
- dev->_line_size, 0);
+ out->_line_size, 0);
/* setup fifo + format */
- cx25821_set_pixelengine(dev, sram_ch, dev->_pixel_format);
+ cx25821_set_pixelengine(chan, sram_ch, out->_pixel_format);
- dev->upstream_riscbuf_size = risc_buffer_size * 2;
- dev->upstream_databuf_size = data_frame_size * 2;
+ out->upstream_riscbuf_size = risc_buffer_size * 2;
+ out->upstream_databuf_size = data_frame_size * 2;
/* Allocating buffers and prepare RISC program */
- err = cx25821_upstream_buffer_prepare(dev, sram_ch, dev->_line_size);
+ err = cx25821_upstream_buffer_prepare(chan, sram_ch, out->_line_size);
if (err < 0) {
pr_err("%s: Failed to set up Video upstream buffers!\n",
dev->name);
goto error;
}
- cx25821_start_video_dma_upstream(dev, sram_ch);
+ cx25821_start_video_dma_upstream(chan, sram_ch);
return 0;
diff --git a/drivers/media/pci/cx25821/cx25821-video.c b/drivers/media/pci/cx25821/cx25821-video.c
index 1465591d000..b194138961d 100644
--- a/drivers/media/pci/cx25821/cx25821-video.c
+++ b/drivers/media/pci/cx25821/cx25821-video.c
@@ -33,13 +33,10 @@ MODULE_AUTHOR("Hiep Huynh <hiep.huynh@conexant.com>");
MODULE_LICENSE("GPL");
static unsigned int video_nr[] = {[0 ... (CX25821_MAXBOARDS - 1)] = UNSET };
-static unsigned int radio_nr[] = {[0 ... (CX25821_MAXBOARDS - 1)] = UNSET };
module_param_array(video_nr, int, NULL, 0444);
-module_param_array(radio_nr, int, NULL, 0444);
MODULE_PARM_DESC(video_nr, "video device numbers");
-MODULE_PARM_DESC(radio_nr, "radio device numbers");
static unsigned int video_debug = VIDEO_DEBUG;
module_param(video_debug, int, 0644);
@@ -49,24 +46,14 @@ static unsigned int irq_debug;
module_param(irq_debug, int, 0644);
MODULE_PARM_DESC(irq_debug, "enable debug messages [IRQ handler]");
-unsigned int vid_limit = 16;
+static unsigned int vid_limit = 16;
module_param(vid_limit, int, 0644);
MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes");
-static void cx25821_init_controls(struct cx25821_dev *dev, int chan_num);
-
-static const struct v4l2_file_operations video_fops;
-static const struct v4l2_ioctl_ops video_ioctl_ops;
-
#define FORMAT_FLAGS_PACKED 0x01
-struct cx25821_fmt formats[] = {
+static const struct cx25821_fmt formats[] = {
{
- .name = "8 bpp, gray",
- .fourcc = V4L2_PIX_FMT_GREY,
- .depth = 8,
- .flags = FORMAT_FLAGS_PACKED,
- }, {
.name = "4:1:1, packed, Y41P",
.fourcc = V4L2_PIX_FMT_Y41P,
.depth = 12,
@@ -76,36 +63,16 @@ struct cx25821_fmt formats[] = {
.fourcc = V4L2_PIX_FMT_YUYV,
.depth = 16,
.flags = FORMAT_FLAGS_PACKED,
- }, {
- .name = "4:2:2, packed, UYVY",
- .fourcc = V4L2_PIX_FMT_UYVY,
- .depth = 16,
- .flags = FORMAT_FLAGS_PACKED,
- }, {
- .name = "4:2:0, YUV",
- .fourcc = V4L2_PIX_FMT_YUV420,
- .depth = 12,
- .flags = FORMAT_FLAGS_PACKED,
},
};
-int cx25821_get_format_size(void)
-{
- return ARRAY_SIZE(formats);
-}
-
-struct cx25821_fmt *cx25821_format_by_fourcc(unsigned int fourcc)
+static const struct cx25821_fmt *cx25821_format_by_fourcc(unsigned int fourcc)
{
unsigned int i;
- if (fourcc == V4L2_PIX_FMT_Y41P || fourcc == V4L2_PIX_FMT_YUV411P)
- return formats + 1;
-
for (i = 0; i < ARRAY_SIZE(formats); i++)
if (formats[i].fourcc == fourcc)
return formats + i;
-
- pr_err("%s(0x%08x) NOT FOUND\n", __func__, fourcc);
return NULL;
}
@@ -144,129 +111,10 @@ void cx25821_video_wakeup(struct cx25821_dev *dev, struct cx25821_dmaqueue *q,
pr_err("%s: %d buffers handled (should be 1)\n", __func__, bc);
}
-#ifdef TUNER_FLAG
-int cx25821_set_tvnorm(struct cx25821_dev *dev, v4l2_std_id norm)
-{
- dprintk(1, "%s(norm = 0x%08x) name: [%s]\n",
- __func__, (unsigned int)norm, v4l2_norm_to_name(norm));
-
- dev->tvnorm = norm;
-
- /* Tell the internal A/V decoder */
- cx25821_call_all(dev, core, s_std, norm);
-
- return 0;
-}
-#endif
-
-struct video_device *cx25821_vdev_init(struct cx25821_dev *dev,
- struct pci_dev *pci,
- struct video_device *template,
- char *type)
-{
- struct video_device *vfd;
- dprintk(1, "%s()\n", __func__);
-
- vfd = video_device_alloc();
- if (NULL == vfd)
- return NULL;
- *vfd = *template;
- vfd->v4l2_dev = &dev->v4l2_dev;
- vfd->release = video_device_release;
- snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", dev->name, type,
- cx25821_boards[dev->board].name);
- video_set_drvdata(vfd, dev);
- return vfd;
-}
-
-/*
-static int cx25821_ctrl_query(struct v4l2_queryctrl *qctrl)
-{
- int i;
-
- if (qctrl->id < V4L2_CID_BASE || qctrl->id >= V4L2_CID_LASTP1)
- return -EINVAL;
- for (i = 0; i < CX25821_CTLS; i++)
- if (cx25821_ctls[i].v.id == qctrl->id)
- break;
- if (i == CX25821_CTLS) {
- *qctrl = no_ctl;
- return 0;
- }
- *qctrl = cx25821_ctls[i].v;
- return 0;
-}
-*/
-
-/* resource management */
-int cx25821_res_get(struct cx25821_dev *dev, struct cx25821_fh *fh,
- unsigned int bit)
-{
- dprintk(1, "%s()\n", __func__);
- if (fh->resources & bit)
- /* have it already allocated */
- return 1;
-
- /* is it free? */
- mutex_lock(&dev->lock);
- if (dev->channels[fh->channel_id].resources & bit) {
- /* no, someone else uses it */
- mutex_unlock(&dev->lock);
- return 0;
- }
- /* it's free, grab it */
- fh->resources |= bit;
- dev->channels[fh->channel_id].resources |= bit;
- dprintk(1, "res: get %d\n", bit);
- mutex_unlock(&dev->lock);
- return 1;
-}
-
-int cx25821_res_check(struct cx25821_fh *fh, unsigned int bit)
-{
- return fh->resources & bit;
-}
-
-int cx25821_res_locked(struct cx25821_fh *fh, unsigned int bit)
-{
- return fh->dev->channels[fh->channel_id].resources & bit;
-}
-
-void cx25821_res_free(struct cx25821_dev *dev, struct cx25821_fh *fh,
- unsigned int bits)
-{
- BUG_ON((fh->resources & bits) != bits);
- dprintk(1, "%s()\n", __func__);
-
- mutex_lock(&dev->lock);
- fh->resources &= ~bits;
- dev->channels[fh->channel_id].resources &= ~bits;
- dprintk(1, "res: put %d\n", bits);
- mutex_unlock(&dev->lock);
-}
-
-int cx25821_video_mux(struct cx25821_dev *dev, unsigned int input)
-{
- struct v4l2_routing route;
- memset(&route, 0, sizeof(route));
-
- dprintk(1, "%s(): video_mux: %d [vmux=%d, gpio=0x%x,0x%x,0x%x,0x%x]\n",
- __func__, input, INPUT(input)->vmux, INPUT(input)->gpio0,
- INPUT(input)->gpio1, INPUT(input)->gpio2, INPUT(input)->gpio3);
- dev->input = input;
-
- route.input = INPUT(input)->vmux;
-
- /* Tell the internal A/V decoder */
- cx25821_call_all(dev, video, s_routing, INPUT(input)->vmux, 0, 0);
-
- return 0;
-}
-
int cx25821_start_video_dma(struct cx25821_dev *dev,
struct cx25821_dmaqueue *q,
struct cx25821_buffer *buf,
- struct sram_channel *channel)
+ const struct sram_channel *channel)
{
int tmp = 0;
@@ -293,7 +141,7 @@ int cx25821_start_video_dma(struct cx25821_dev *dev,
static int cx25821_restart_video_queue(struct cx25821_dev *dev,
struct cx25821_dmaqueue *q,
- struct sram_channel *channel)
+ const struct sram_channel *channel)
{
struct cx25821_buffer *buf, *prev;
struct list_head *item;
@@ -346,8 +194,8 @@ static void cx25821_vid_timeout(unsigned long data)
{
struct cx25821_data *timeout_data = (struct cx25821_data *)data;
struct cx25821_dev *dev = timeout_data->dev;
- struct sram_channel *channel = timeout_data->channel;
- struct cx25821_dmaqueue *q = &dev->channels[channel->i].vidq;
+ const struct sram_channel *channel = timeout_data->channel;
+ struct cx25821_dmaqueue *q = &dev->channels[channel->i].dma_vidq;
struct cx25821_buffer *buf;
unsigned long flags;
@@ -373,7 +221,7 @@ int cx25821_video_irq(struct cx25821_dev *dev, int chan_num, u32 status)
u32 count = 0;
int handled = 0;
u32 mask;
- struct sram_channel *channel = dev->channels[chan_num].sram_channels;
+ const struct sram_channel *channel = dev->channels[chan_num].sram_channels;
mask = cx_read(channel->int_msk);
if (0 == (status & mask))
@@ -393,7 +241,7 @@ int cx25821_video_irq(struct cx25821_dev *dev, int chan_num, u32 status)
if (status & FLD_VID_DST_RISC1) {
spin_lock(&dev->slock);
count = cx_read(channel->gpcnt);
- cx25821_video_wakeup(dev, &dev->channels[channel->i].vidq,
+ cx25821_video_wakeup(dev, &dev->channels[channel->i].dma_vidq,
count);
spin_unlock(&dev->slock);
handled++;
@@ -404,122 +252,19 @@ int cx25821_video_irq(struct cx25821_dev *dev, int chan_num, u32 status)
dprintk(2, "stopper video\n");
spin_lock(&dev->slock);
cx25821_restart_video_queue(dev,
- &dev->channels[channel->i].vidq, channel);
+ &dev->channels[channel->i].dma_vidq, channel);
spin_unlock(&dev->slock);
handled++;
}
return handled;
}
-void cx25821_videoioctl_unregister(struct cx25821_dev *dev)
-{
- if (dev->ioctl_dev) {
- if (video_is_registered(dev->ioctl_dev))
- video_unregister_device(dev->ioctl_dev);
- else
- video_device_release(dev->ioctl_dev);
-
- dev->ioctl_dev = NULL;
- }
-}
-
-void cx25821_video_unregister(struct cx25821_dev *dev, int chan_num)
-{
- cx_clear(PCI_INT_MSK, 1);
-
- if (dev->channels[chan_num].video_dev) {
- if (video_is_registered(dev->channels[chan_num].video_dev))
- video_unregister_device(
- dev->channels[chan_num].video_dev);
- else
- video_device_release(
- dev->channels[chan_num].video_dev);
-
- dev->channels[chan_num].video_dev = NULL;
-
- btcx_riscmem_free(dev->pci,
- &dev->channels[chan_num].vidq.stopper);
-
- pr_warn("device %d released!\n", chan_num);
- }
-
-}
-
-int cx25821_video_register(struct cx25821_dev *dev)
-{
- int err;
- int i;
-
- struct video_device cx25821_video_device = {
- .name = "cx25821-video",
- .fops = &video_fops,
- .minor = -1,
- .ioctl_ops = &video_ioctl_ops,
- .tvnorms = CX25821_NORMS,
- .current_norm = V4L2_STD_NTSC_M,
- };
-
- spin_lock_init(&dev->slock);
-
- for (i = 0; i < MAX_VID_CHANNEL_NUM - 1; ++i) {
- cx25821_init_controls(dev, i);
-
- cx25821_risc_stopper(dev->pci, &dev->channels[i].vidq.stopper,
- dev->channels[i].sram_channels->dma_ctl, 0x11, 0);
-
- dev->channels[i].sram_channels = &cx25821_sram_channels[i];
- dev->channels[i].video_dev = NULL;
- dev->channels[i].resources = 0;
-
- cx_write(dev->channels[i].sram_channels->int_stat, 0xffffffff);
-
- INIT_LIST_HEAD(&dev->channels[i].vidq.active);
- INIT_LIST_HEAD(&dev->channels[i].vidq.queued);
-
- dev->channels[i].timeout_data.dev = dev;
- dev->channels[i].timeout_data.channel =
- &cx25821_sram_channels[i];
- dev->channels[i].vidq.timeout.function = cx25821_vid_timeout;
- dev->channels[i].vidq.timeout.data =
- (unsigned long)&dev->channels[i].timeout_data;
- init_timer(&dev->channels[i].vidq.timeout);
-
- /* register v4l devices */
- dev->channels[i].video_dev = cx25821_vdev_init(dev, dev->pci,
- &cx25821_video_device, "video");
-
- err = video_register_device(dev->channels[i].video_dev,
- VFL_TYPE_GRABBER, video_nr[dev->nr]);
-
- if (err < 0)
- goto fail_unreg;
-
- }
-
- /* set PCI interrupt */
- cx_set(PCI_INT_MSK, 0xff);
-
- /* initial device configuration */
- mutex_lock(&dev->lock);
-#ifdef TUNER_FLAG
- dev->tvnorm = cx25821_video_device.current_norm;
- cx25821_set_tvnorm(dev, dev->tvnorm);
-#endif
- mutex_unlock(&dev->lock);
-
- return 0;
-
-fail_unreg:
- cx25821_video_unregister(dev, i);
- return err;
-}
-
-int cx25821_buffer_setup(struct videobuf_queue *q, unsigned int *count,
+static int cx25821_buffer_setup(struct videobuf_queue *q, unsigned int *count,
unsigned int *size)
{
- struct cx25821_fh *fh = q->priv_data;
+ struct cx25821_channel *chan = q->priv_data;
- *size = fh->fmt->depth * fh->width * fh->height >> 3;
+ *size = chan->fmt->depth * chan->width * chan->height >> 3;
if (0 == *count)
*count = 32;
@@ -530,35 +275,34 @@ int cx25821_buffer_setup(struct videobuf_queue *q, unsigned int *count,
return 0;
}
-int cx25821_buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
+static int cx25821_buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
enum v4l2_field field)
{
- struct cx25821_fh *fh = q->priv_data;
- struct cx25821_dev *dev = fh->dev;
+ struct cx25821_channel *chan = q->priv_data;
+ struct cx25821_dev *dev = chan->dev;
struct cx25821_buffer *buf =
container_of(vb, struct cx25821_buffer, vb);
int rc, init_buffer = 0;
u32 line0_offset;
struct videobuf_dmabuf *dma = videobuf_to_dma(&buf->vb);
int bpl_local = LINE_SIZE_D1;
- int channel_opened = fh->channel_id;
- BUG_ON(NULL == fh->fmt);
- if (fh->width < 48 || fh->width > 720 ||
- fh->height < 32 || fh->height > 576)
+ BUG_ON(NULL == chan->fmt);
+ if (chan->width < 48 || chan->width > 720 ||
+ chan->height < 32 || chan->height > 576)
return -EINVAL;
- buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3;
+ buf->vb.size = (chan->width * chan->height * chan->fmt->depth) >> 3;
if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
return -EINVAL;
- if (buf->fmt != fh->fmt ||
- buf->vb.width != fh->width ||
- buf->vb.height != fh->height || buf->vb.field != field) {
- buf->fmt = fh->fmt;
- buf->vb.width = fh->width;
- buf->vb.height = fh->height;
+ if (buf->fmt != chan->fmt ||
+ buf->vb.width != chan->width ||
+ buf->vb.height != chan->height || buf->vb.field != field) {
+ buf->fmt = chan->fmt;
+ buf->vb.width = chan->width;
+ buf->vb.height = chan->height;
buf->vb.field = field;
init_buffer = 1;
}
@@ -575,34 +319,21 @@ int cx25821_buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
dprintk(1, "init_buffer=%d\n", init_buffer);
if (init_buffer) {
-
- channel_opened = dev->channel_opened;
- if (channel_opened < 0 || channel_opened > 7)
- channel_opened = 7;
-
- if (dev->channels[channel_opened].pixel_formats ==
- PIXEL_FRMT_411)
+ if (chan->pixel_formats == PIXEL_FRMT_411)
buf->bpl = (buf->fmt->depth * buf->vb.width) >> 3;
else
buf->bpl = (buf->fmt->depth >> 3) * (buf->vb.width);
- if (dev->channels[channel_opened].pixel_formats ==
- PIXEL_FRMT_411) {
+ if (chan->pixel_formats == PIXEL_FRMT_411) {
bpl_local = buf->bpl;
} else {
bpl_local = buf->bpl; /* Default */
- if (channel_opened >= 0 && channel_opened <= 7) {
- if (dev->channels[channel_opened]
- .use_cif_resolution) {
- if (dev->tvnorm & V4L2_STD_PAL_BG ||
- dev->tvnorm & V4L2_STD_PAL_DK)
- bpl_local = 352 << 1;
- else
- bpl_local = dev->channels[
- channel_opened].
- cif_width << 1;
- }
+ if (chan->use_cif_resolution) {
+ if (dev->tvnorm & V4L2_STD_625_50)
+ bpl_local = 352 << 1;
+ else
+ bpl_local = chan->cif_width << 1;
}
}
@@ -645,8 +376,8 @@ int cx25821_buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
}
dprintk(2, "[%p/%d] buffer_prep - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
- buf, buf->vb.i, fh->width, fh->height, fh->fmt->depth,
- fh->fmt->name, (unsigned long)buf->risc.dma);
+ buf, buf->vb.i, chan->width, chan->height, chan->fmt->depth,
+ chan->fmt->name, (unsigned long)buf->risc.dma);
buf->vb.state = VIDEOBUF_PREPARED;
@@ -657,7 +388,7 @@ fail:
return rc;
}
-void cx25821_buffer_release(struct videobuf_queue *q,
+static void cx25821_buffer_release(struct videobuf_queue *q,
struct videobuf_buffer *vb)
{
struct cx25821_buffer *buf =
@@ -666,33 +397,11 @@ void cx25821_buffer_release(struct videobuf_queue *q,
cx25821_free_buffer(q, buf);
}
-struct videobuf_queue *get_queue(struct cx25821_fh *fh)
-{
- switch (fh->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- return &fh->vidq;
- default:
- BUG();
- return NULL;
- }
-}
-
-int cx25821_get_resource(struct cx25821_fh *fh, int resource)
-{
- switch (fh->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- return resource;
- default:
- BUG();
- return 0;
- }
-}
-
-int cx25821_video_mmap(struct file *file, struct vm_area_struct *vma)
+static int cx25821_video_mmap(struct file *file, struct vm_area_struct *vma)
{
- struct cx25821_fh *fh = file->private_data;
+ struct cx25821_channel *chan = video_drvdata(file);
- return videobuf_mmap_mapper(get_queue(fh), vma);
+ return videobuf_mmap_mapper(&chan->vidq, vma);
}
@@ -701,9 +410,9 @@ static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
struct cx25821_buffer *buf =
container_of(vb, struct cx25821_buffer, vb);
struct cx25821_buffer *prev;
- struct cx25821_fh *fh = vq->priv_data;
- struct cx25821_dev *dev = fh->dev;
- struct cx25821_dmaqueue *q = &dev->channels[fh->channel_id].vidq;
+ struct cx25821_channel *chan = vq->priv_data;
+ struct cx25821_dev *dev = chan->dev;
+ struct cx25821_dmaqueue *q = &dev->channels[chan->id].dma_vidq;
/* add jump to stopper */
buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
@@ -720,8 +429,7 @@ static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
} else if (list_empty(&q->active)) {
list_add_tail(&buf->vb.queue, &q->active);
- cx25821_start_video_dma(dev, q, buf,
- dev->channels[fh->channel_id].sram_channels);
+ cx25821_start_video_dma(dev, q, buf, chan->sram_channels);
buf->vb.state = VIDEOBUF_ACTIVE;
buf->count = q->count++;
mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
@@ -762,1183 +470,487 @@ static struct videobuf_queue_ops cx25821_video_qops = {
.buf_release = cx25821_buffer_release,
};
-static int video_open(struct file *file)
-{
- struct video_device *vdev = video_devdata(file);
- struct cx25821_dev *h, *dev = video_drvdata(file);
- struct cx25821_fh *fh;
- struct list_head *list;
- int minor = video_devdata(file)->minor;
- enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- u32 pix_format;
- int ch_id = 0;
- int i;
-
- dprintk(1, "open dev=%s type=%s\n", video_device_node_name(vdev),
- v4l2_type_names[type]);
-
- /* allocate + initialize per filehandle data */
- fh = kzalloc(sizeof(*fh), GFP_KERNEL);
- if (NULL == fh)
- return -ENOMEM;
-
- mutex_lock(&cx25821_devlist_mutex);
-
- list_for_each(list, &cx25821_devlist)
- {
- h = list_entry(list, struct cx25821_dev, devlist);
-
- for (i = 0; i < MAX_VID_CHANNEL_NUM; i++) {
- if (h->channels[i].video_dev &&
- h->channels[i].video_dev->minor == minor) {
- dev = h;
- ch_id = i;
- type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- }
- }
- }
-
- if (NULL == dev) {
- mutex_unlock(&cx25821_devlist_mutex);
- kfree(fh);
- return -ENODEV;
- }
-
- file->private_data = fh;
- fh->dev = dev;
- fh->type = type;
- fh->width = 720;
- fh->channel_id = ch_id;
-
- if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
- fh->height = 576;
- else
- fh->height = 480;
-
- dev->channel_opened = fh->channel_id;
- if (dev->channels[ch_id].pixel_formats == PIXEL_FRMT_411)
- pix_format = V4L2_PIX_FMT_Y41P;
- else
- pix_format = V4L2_PIX_FMT_YUYV;
- fh->fmt = cx25821_format_by_fourcc(pix_format);
-
- v4l2_prio_open(&dev->channels[ch_id].prio, &fh->prio);
-
- videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops, &dev->pci->dev,
- &dev->slock, V4L2_BUF_TYPE_VIDEO_CAPTURE,
- V4L2_FIELD_INTERLACED, sizeof(struct cx25821_buffer),
- fh, NULL);
-
- dprintk(1, "post videobuf_queue_init()\n");
- mutex_unlock(&cx25821_devlist_mutex);
-
- return 0;
-}
-
static ssize_t video_read(struct file *file, char __user * data, size_t count,
loff_t *ppos)
{
- struct cx25821_fh *fh = file->private_data;
-
- switch (fh->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- if (cx25821_res_locked(fh, RESOURCE_VIDEO0))
- return -EBUSY;
+ struct v4l2_fh *fh = file->private_data;
+ struct cx25821_channel *chan = video_drvdata(file);
+ struct cx25821_dev *dev = chan->dev;
+ int err = 0;
- return videobuf_read_one(&fh->vidq, data, count, ppos,
- file->f_flags & O_NONBLOCK);
-
- default:
- BUG();
- return 0;
+ if (mutex_lock_interruptible(&dev->lock))
+ return -ERESTARTSYS;
+ if (chan->streaming_fh && chan->streaming_fh != fh) {
+ err = -EBUSY;
+ goto unlock;
}
+ chan->streaming_fh = fh;
+
+ err = videobuf_read_one(&chan->vidq, data, count, ppos,
+ file->f_flags & O_NONBLOCK);
+unlock:
+ mutex_unlock(&dev->lock);
+ return err;
}
static unsigned int video_poll(struct file *file,
struct poll_table_struct *wait)
{
- struct cx25821_fh *fh = file->private_data;
- struct cx25821_buffer *buf;
-
- if (cx25821_res_check(fh, RESOURCE_VIDEO0)) {
- /* streaming capture */
- if (list_empty(&fh->vidq.stream))
- return POLLERR;
- buf = list_entry(fh->vidq.stream.next,
- struct cx25821_buffer, vb.stream);
- } else {
- /* read() capture */
- buf = (struct cx25821_buffer *)fh->vidq.read_buf;
- if (NULL == buf)
- return POLLERR;
- }
-
- poll_wait(file, &buf->vb.done, wait);
- if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR) {
- if (buf->vb.state == VIDEOBUF_DONE) {
- struct cx25821_dev *dev = fh->dev;
-
- if (dev && dev->channels[fh->channel_id]
- .use_cif_resolution) {
- u8 cam_id = *((char *)buf->vb.baddr + 3);
- memcpy((char *)buf->vb.baddr,
- (char *)buf->vb.baddr + (fh->width * 2),
- (fh->width * 2));
- *((char *)buf->vb.baddr + 3) = cam_id;
- }
+ struct cx25821_channel *chan = video_drvdata(file);
+ unsigned long req_events = poll_requested_events(wait);
+ unsigned int res = v4l2_ctrl_poll(file, wait);
+
+ if (req_events & (POLLIN | POLLRDNORM))
+ res |= videobuf_poll_stream(file, &chan->vidq, wait);
+ return res;
+
+ /* This doesn't belong in poll(). This can be done
+ * much better with vb2. We keep this code here as a
+ * reminder.
+ if ((res & POLLIN) && buf->vb.state == VIDEOBUF_DONE) {
+ struct cx25821_dev *dev = chan->dev;
+
+ if (dev && chan->use_cif_resolution) {
+ u8 cam_id = *((char *)buf->vb.baddr + 3);
+ memcpy((char *)buf->vb.baddr,
+ (char *)buf->vb.baddr + (chan->width * 2),
+ (chan->width * 2));
+ *((char *)buf->vb.baddr + 3) = cam_id;
}
-
- return POLLIN | POLLRDNORM;
}
-
- return 0;
+ */
}
static int video_release(struct file *file)
{
- struct cx25821_fh *fh = file->private_data;
- struct cx25821_dev *dev = fh->dev;
+ struct cx25821_channel *chan = video_drvdata(file);
+ struct v4l2_fh *fh = file->private_data;
+ struct cx25821_dev *dev = chan->dev;
+ const struct sram_channel *sram_ch =
+ dev->channels[0].sram_channels;
+ mutex_lock(&dev->lock);
/* stop the risc engine and fifo */
- cx_write(channel0->dma_ctl, 0); /* FIFO and RISC disable */
+ cx_write(sram_ch->dma_ctl, 0); /* FIFO and RISC disable */
/* stop video capture */
- if (cx25821_res_check(fh, RESOURCE_VIDEO0)) {
- videobuf_queue_cancel(&fh->vidq);
- cx25821_res_free(dev, fh, RESOURCE_VIDEO0);
+ if (chan->streaming_fh == fh) {
+ videobuf_queue_cancel(&chan->vidq);
+ chan->streaming_fh = NULL;
}
- if (fh->vidq.read_buf) {
- cx25821_buffer_release(&fh->vidq, fh->vidq.read_buf);
- kfree(fh->vidq.read_buf);
+ if (chan->vidq.read_buf) {
+ cx25821_buffer_release(&chan->vidq, chan->vidq.read_buf);
+ kfree(chan->vidq.read_buf);
}
- videobuf_mmap_free(&fh->vidq);
-
- v4l2_prio_close(&dev->channels[fh->channel_id].prio, fh->prio);
- file->private_data = NULL;
- kfree(fh);
+ videobuf_mmap_free(&chan->vidq);
+ mutex_unlock(&dev->lock);
- return 0;
+ return v4l2_fh_release(file);
}
-static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
-{
- struct cx25821_fh *fh = priv;
- struct cx25821_dev *dev = fh->dev;
+/* VIDEO IOCTLS */
- if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE))
+static int cx25821_vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_fmtdesc *f)
+{
+ if (unlikely(f->index >= ARRAY_SIZE(formats)))
return -EINVAL;
- if (unlikely(i != fh->type))
- return -EINVAL;
+ strlcpy(f->description, formats[f->index].name, sizeof(f->description));
+ f->pixelformat = formats[f->index].fourcc;
- if (unlikely(!cx25821_res_get(dev, fh, cx25821_get_resource(fh,
- RESOURCE_VIDEO0))))
- return -EBUSY;
+ return 0;
+}
+
+static int cx25821_vidioc_g_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct cx25821_channel *chan = video_drvdata(file);
+
+ f->fmt.pix.width = chan->width;
+ f->fmt.pix.height = chan->height;
+ f->fmt.pix.field = chan->vidq.field;
+ f->fmt.pix.pixelformat = chan->fmt->fourcc;
+ f->fmt.pix.bytesperline = (chan->width * chan->fmt->depth) >> 3;
+ f->fmt.pix.sizeimage = chan->height * f->fmt.pix.bytesperline;
+ f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+ f->fmt.pix.priv = 0;
- return videobuf_streamon(get_queue(fh));
+ return 0;
}
-static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+static int cx25821_vidioc_try_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
{
- struct cx25821_fh *fh = priv;
- struct cx25821_dev *dev = fh->dev;
- int err, res;
+ struct cx25821_channel *chan = video_drvdata(file);
+ struct cx25821_dev *dev = chan->dev;
+ const struct cx25821_fmt *fmt;
+ enum v4l2_field field = f->fmt.pix.field;
+ unsigned int maxw, maxh;
+ unsigned w;
- if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- if (i != fh->type)
+ fmt = cx25821_format_by_fourcc(f->fmt.pix.pixelformat);
+ if (NULL == fmt)
return -EINVAL;
+ maxw = 720;
+ maxh = (dev->tvnorm & V4L2_STD_625_50) ? 576 : 480;
+
+ w = f->fmt.pix.width;
+ if (field != V4L2_FIELD_BOTTOM)
+ field = V4L2_FIELD_TOP;
+ if (w < 352) {
+ w = 176;
+ f->fmt.pix.height = maxh / 4;
+ } else if (w < 720) {
+ w = 352;
+ f->fmt.pix.height = maxh / 2;
+ } else {
+ w = 720;
+ f->fmt.pix.height = maxh;
+ field = V4L2_FIELD_INTERLACED;
+ }
+ f->fmt.pix.field = field;
+ f->fmt.pix.width = w;
+ f->fmt.pix.bytesperline = (f->fmt.pix.width * fmt->depth) >> 3;
+ f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline;
+ f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+ f->fmt.pix.priv = 0;
- res = cx25821_get_resource(fh, RESOURCE_VIDEO0);
- err = videobuf_streamoff(get_queue(fh));
- if (err < 0)
- return err;
- cx25821_res_free(dev, fh, res);
return 0;
}
static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct cx25821_fh *fh = priv;
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
- struct v4l2_mbus_framefmt mbus_fmt;
- int err;
+ struct cx25821_channel *chan = video_drvdata(file);
+ struct cx25821_dev *dev = chan->dev;
int pix_format = PIXEL_FRMT_422;
+ int err;
- if (fh) {
- err = v4l2_prio_check(&dev->channels[fh->channel_id].prio,
- fh->prio);
- if (0 != err)
- return err;
- }
-
- dprintk(2, "%s()\n", __func__);
err = cx25821_vidioc_try_fmt_vid_cap(file, priv, f);
if (0 != err)
return err;
- fh->fmt = cx25821_format_by_fourcc(f->fmt.pix.pixelformat);
- fh->vidq.field = f->fmt.pix.field;
-
- /* check if width and height is valid based on set standard */
- if (cx25821_is_valid_width(f->fmt.pix.width, dev->tvnorm))
- fh->width = f->fmt.pix.width;
-
- if (cx25821_is_valid_height(f->fmt.pix.height, dev->tvnorm))
- fh->height = f->fmt.pix.height;
+ chan->fmt = cx25821_format_by_fourcc(f->fmt.pix.pixelformat);
+ chan->vidq.field = f->fmt.pix.field;
+ chan->width = f->fmt.pix.width;
+ chan->height = f->fmt.pix.height;
if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_Y41P)
pix_format = PIXEL_FRMT_411;
- else if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_YUYV)
- pix_format = PIXEL_FRMT_422;
else
- return -EINVAL;
+ pix_format = PIXEL_FRMT_422;
cx25821_set_pixel_format(dev, SRAM_CH00, pix_format);
/* check if cif resolution */
- if (fh->width == 320 || fh->width == 352)
- dev->channels[fh->channel_id].use_cif_resolution = 1;
+ if (chan->width == 320 || chan->width == 352)
+ chan->use_cif_resolution = 1;
else
- dev->channels[fh->channel_id].use_cif_resolution = 0;
-
- dev->channels[fh->channel_id].cif_width = fh->width;
- medusa_set_resolution(dev, fh->width, SRAM_CH00);
-
- dprintk(2, "%s(): width=%d height=%d field=%d\n", __func__, fh->width,
- fh->height, fh->vidq.field);
- v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, V4L2_MBUS_FMT_FIXED);
- cx25821_call_all(dev, video, s_mbus_fmt, &mbus_fmt);
+ chan->use_cif_resolution = 0;
+ chan->cif_width = chan->width;
+ medusa_set_resolution(dev, chan->width, SRAM_CH00);
return 0;
}
-static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
{
- int ret_val = 0;
- struct cx25821_fh *fh = priv;
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+ struct cx25821_channel *chan = video_drvdata(file);
- ret_val = videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK);
+ if (i != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
- p->sequence = dev->channels[fh->channel_id].vidq.count;
+ if (chan->streaming_fh && chan->streaming_fh != priv)
+ return -EBUSY;
+ chan->streaming_fh = priv;
- return ret_val;
+ return videobuf_streamon(&chan->vidq);
}
-static int vidioc_log_status(struct file *file, void *priv)
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
{
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
- struct cx25821_fh *fh = priv;
- char name[32 + 2];
+ struct cx25821_channel *chan = video_drvdata(file);
- struct sram_channel *sram_ch = dev->channels[fh->channel_id]
- .sram_channels;
- u32 tmp = 0;
-
- snprintf(name, sizeof(name), "%s/2", dev->name);
- pr_info("%s/2: ============ START LOG STATUS ============\n",
- dev->name);
- cx25821_call_all(dev, core, log_status);
- tmp = cx_read(sram_ch->dma_ctl);
- pr_info("Video input 0 is %s\n",
- (tmp & 0x11) ? "streaming" : "stopped");
- pr_info("%s/2: ============= END LOG STATUS =============\n",
- dev->name);
- return 0;
-}
-
-static int vidioc_s_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctl)
-{
- struct cx25821_fh *fh = priv;
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
- int err;
+ if (i != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
- if (fh) {
- err = v4l2_prio_check(&dev->channels[fh->channel_id].prio,
- fh->prio);
- if (0 != err)
- return err;
- }
+ if (chan->streaming_fh && chan->streaming_fh != priv)
+ return -EBUSY;
+ if (chan->streaming_fh == NULL)
+ return 0;
- return cx25821_set_control(dev, ctl, fh->channel_id);
+ chan->streaming_fh = NULL;
+ return videobuf_streamoff(&chan->vidq);
}
-/* VIDEO IOCTLS */
-int cx25821_vidioc_g_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
{
- struct cx25821_fh *fh = priv;
+ int ret_val = 0;
+ struct cx25821_channel *chan = video_drvdata(file);
- f->fmt.pix.width = fh->width;
- f->fmt.pix.height = fh->height;
- f->fmt.pix.field = fh->vidq.field;
- f->fmt.pix.pixelformat = fh->fmt->fourcc;
- f->fmt.pix.bytesperline = (f->fmt.pix.width * fh->fmt->depth) >> 3;
- f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline;
+ ret_val = videobuf_dqbuf(&chan->vidq, p, file->f_flags & O_NONBLOCK);
+ p->sequence = chan->dma_vidq.count;
- return 0;
+ return ret_val;
}
-int cx25821_vidioc_try_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
+static int vidioc_log_status(struct file *file, void *priv)
{
- struct cx25821_fmt *fmt;
- enum v4l2_field field;
- unsigned int maxw, maxh;
-
- fmt = cx25821_format_by_fourcc(f->fmt.pix.pixelformat);
- if (NULL == fmt)
- return -EINVAL;
-
- field = f->fmt.pix.field;
- maxw = 720;
- maxh = 576;
-
- if (V4L2_FIELD_ANY == field) {
- if (f->fmt.pix.height > maxh / 2)
- field = V4L2_FIELD_INTERLACED;
- else
- field = V4L2_FIELD_TOP;
- }
-
- switch (field) {
- case V4L2_FIELD_TOP:
- case V4L2_FIELD_BOTTOM:
- maxh = maxh / 2;
- break;
- case V4L2_FIELD_INTERLACED:
- break;
- default:
- return -EINVAL;
- }
-
- f->fmt.pix.field = field;
- if (f->fmt.pix.height < 32)
- f->fmt.pix.height = 32;
- if (f->fmt.pix.height > maxh)
- f->fmt.pix.height = maxh;
- if (f->fmt.pix.width < 48)
- f->fmt.pix.width = 48;
- if (f->fmt.pix.width > maxw)
- f->fmt.pix.width = maxw;
- f->fmt.pix.width &= ~0x03;
- f->fmt.pix.bytesperline = (f->fmt.pix.width * fmt->depth) >> 3;
- f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline;
+ struct cx25821_channel *chan = video_drvdata(file);
+ struct cx25821_dev *dev = chan->dev;
+ const struct sram_channel *sram_ch = chan->sram_channels;
+ u32 tmp = 0;
+ tmp = cx_read(sram_ch->dma_ctl);
+ pr_info("Video input 0 is %s\n",
+ (tmp & 0x11) ? "streaming" : "stopped");
return 0;
}
-int cx25821_vidioc_querycap(struct file *file, void *priv,
+
+static int cx25821_vidioc_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+ struct cx25821_channel *chan = video_drvdata(file);
+ struct cx25821_dev *dev = chan->dev;
+ const u32 cap_input = V4L2_CAP_VIDEO_CAPTURE |
+ V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
+ const u32 cap_output = V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_READWRITE;
strcpy(cap->driver, "cx25821");
strlcpy(cap->card, cx25821_boards[dev->board].name, sizeof(cap->card));
sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci));
- cap->version = CX25821_VERSION_CODE;
- cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE |
- V4L2_CAP_STREAMING;
- if (UNSET != dev->tuner_type)
- cap->capabilities |= V4L2_CAP_TUNER;
- return 0;
-}
-
-int cx25821_vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_fmtdesc *f)
-{
- if (unlikely(f->index >= ARRAY_SIZE(formats)))
- return -EINVAL;
-
- strlcpy(f->description, formats[f->index].name, sizeof(f->description));
- f->pixelformat = formats[f->index].fourcc;
-
+ if (chan->id >= VID_CHANNEL_NUM)
+ cap->device_caps = cap_output;
+ else
+ cap->device_caps = cap_input;
+ cap->capabilities = cap_input | cap_output | V4L2_CAP_DEVICE_CAPS;
return 0;
}
-int cx25821_vidioc_reqbufs(struct file *file, void *priv,
+static int cx25821_vidioc_reqbufs(struct file *file, void *priv,
struct v4l2_requestbuffers *p)
{
- struct cx25821_fh *fh = priv;
- return videobuf_reqbufs(get_queue(fh), p);
+ struct cx25821_channel *chan = video_drvdata(file);
+
+ return videobuf_reqbufs(&chan->vidq, p);
}
-int cx25821_vidioc_querybuf(struct file *file, void *priv,
+static int cx25821_vidioc_querybuf(struct file *file, void *priv,
struct v4l2_buffer *p)
{
- struct cx25821_fh *fh = priv;
- return videobuf_querybuf(get_queue(fh), p);
-}
+ struct cx25821_channel *chan = video_drvdata(file);
-int cx25821_vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *p)
-{
- struct cx25821_fh *fh = priv;
- return videobuf_qbuf(get_queue(fh), p);
+ return videobuf_querybuf(&chan->vidq, p);
}
-int cx25821_vidioc_g_priority(struct file *file, void *f, enum v4l2_priority *p)
+static int cx25821_vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *p)
{
- struct cx25821_dev *dev = ((struct cx25821_fh *)f)->dev;
- struct cx25821_fh *fh = f;
-
- *p = v4l2_prio_max(&dev->channels[fh->channel_id].prio);
+ struct cx25821_channel *chan = video_drvdata(file);
- return 0;
+ return videobuf_qbuf(&chan->vidq, p);
}
-int cx25821_vidioc_s_priority(struct file *file, void *f,
- enum v4l2_priority prio)
+static int cx25821_vidioc_g_std(struct file *file, void *priv, v4l2_std_id *tvnorms)
{
- struct cx25821_fh *fh = f;
- struct cx25821_dev *dev = ((struct cx25821_fh *)f)->dev;
+ struct cx25821_channel *chan = video_drvdata(file);
- return v4l2_prio_change(&dev->channels[fh->channel_id].prio, &fh->prio,
- prio);
+ *tvnorms = chan->dev->tvnorm;
+ return 0;
}
-#ifdef TUNER_FLAG
int cx25821_vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms)
{
- struct cx25821_fh *fh = priv;
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
- int err;
-
- dprintk(1, "%s()\n", __func__);
-
- if (fh) {
- err = v4l2_prio_check(&dev->channels[fh->channel_id].prio,
- fh->prio);
- if (0 != err)
- return err;
- }
+ struct cx25821_channel *chan = video_drvdata(file);
+ struct cx25821_dev *dev = chan->dev;
if (dev->tvnorm == tvnorms)
return 0;
- mutex_lock(&dev->lock);
- cx25821_set_tvnorm(dev, tvnorms);
- mutex_unlock(&dev->lock);
+ dev->tvnorm = tvnorms;
+ chan->width = 720;
+ chan->height = (dev->tvnorm & V4L2_STD_625_50) ? 576 : 480;
medusa_set_videostandard(dev);
return 0;
}
-#endif
-int cx25821_enum_input(struct cx25821_dev *dev, struct v4l2_input *i)
+static int cx25821_vidioc_enum_input(struct file *file, void *priv,
+ struct v4l2_input *i)
{
- static const char * const iname[] = {
- [CX25821_VMUX_COMPOSITE] = "Composite",
- [CX25821_VMUX_SVIDEO] = "S-Video",
- [CX25821_VMUX_DEBUG] = "for debug only",
- };
- unsigned int n;
- dprintk(1, "%s()\n", __func__);
-
- n = i->index;
- if (n >= 2)
- return -EINVAL;
-
- if (0 == INPUT(n)->type)
+ if (i->index)
return -EINVAL;
i->type = V4L2_INPUT_TYPE_CAMERA;
- strcpy(i->name, iname[INPUT(n)->type]);
-
i->std = CX25821_NORMS;
+ strcpy(i->name, "Composite");
return 0;
}
-int cx25821_vidioc_enum_input(struct file *file, void *priv,
- struct v4l2_input *i)
-{
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
- dprintk(1, "%s()\n", __func__);
- return cx25821_enum_input(dev, i);
-}
-
-int cx25821_vidioc_g_input(struct file *file, void *priv, unsigned int *i)
-{
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
-
- *i = dev->input;
- dprintk(1, "%s(): returns %d\n", __func__, *i);
- return 0;
-}
-
-int cx25821_vidioc_s_input(struct file *file, void *priv, unsigned int i)
-{
- struct cx25821_fh *fh = priv;
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
- int err;
-
- dprintk(1, "%s(%d)\n", __func__, i);
-
- if (fh) {
- err = v4l2_prio_check(&dev->channels[fh->channel_id].prio,
- fh->prio);
- if (0 != err)
- return err;
- }
-
- if (i >= CX25821_NR_INPUT) {
- dprintk(1, "%s(): -EINVAL\n", __func__);
- return -EINVAL;
- }
-
- mutex_lock(&dev->lock);
- cx25821_video_mux(dev, i);
- mutex_unlock(&dev->lock);
- return 0;
-}
-
-#ifdef TUNER_FLAG
-int cx25821_vidioc_g_frequency(struct file *file, void *priv,
- struct v4l2_frequency *f)
-{
- struct cx25821_fh *fh = priv;
- struct cx25821_dev *dev = fh->dev;
-
- f->frequency = dev->freq;
-
- cx25821_call_all(dev, tuner, g_frequency, f);
-
- return 0;
-}
-
-int cx25821_set_freq(struct cx25821_dev *dev, const struct v4l2_frequency *f)
-{
- mutex_lock(&dev->lock);
- dev->freq = f->frequency;
-
- cx25821_call_all(dev, tuner, s_frequency, f);
-
- /* When changing channels it is required to reset TVAUDIO */
- msleep(10);
-
- mutex_unlock(&dev->lock);
-
- return 0;
-}
-
-int cx25821_vidioc_s_frequency(struct file *file, void *priv,
- const struct v4l2_frequency *f)
-{
- struct cx25821_fh *fh = priv;
- struct cx25821_dev *dev;
- int err;
-
- if (fh) {
- dev = fh->dev;
- err = v4l2_prio_check(&dev->channels[fh->channel_id].prio,
- fh->prio);
- if (0 != err)
- return err;
- } else {
- pr_err("Invalid fh pointer!\n");
- return -EINVAL;
- }
-
- return cx25821_set_freq(dev, f);
-}
-#endif
-
-#ifdef CONFIG_VIDEO_ADV_DEBUG
-int cx25821_vidioc_g_register(struct file *file, void *fh,
- struct v4l2_dbg_register *reg)
-{
- struct cx25821_dev *dev = ((struct cx25821_fh *)fh)->dev;
-
- if (!v4l2_chip_match_host(&reg->match))
- return -EINVAL;
-
- cx25821_call_all(dev, core, g_register, reg);
-
- return 0;
-}
-
-int cx25821_vidioc_s_register(struct file *file, void *fh,
- const struct v4l2_dbg_register *reg)
-{
- struct cx25821_dev *dev = ((struct cx25821_fh *)fh)->dev;
-
- if (!v4l2_chip_match_host(&reg->match))
- return -EINVAL;
-
- cx25821_call_all(dev, core, s_register, reg);
-
- return 0;
-}
-
-#endif
-
-#ifdef TUNER_FLAG
-int cx25821_vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
-{
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
-
- if (unlikely(UNSET == dev->tuner_type))
- return -EINVAL;
- if (0 != t->index)
- return -EINVAL;
-
- strcpy(t->name, "Television");
- t->type = V4L2_TUNER_ANALOG_TV;
- t->capability = V4L2_TUNER_CAP_NORM;
- t->rangehigh = 0xffffffffUL;
-
- t->signal = 0xffff; /* LOCKED */
- return 0;
-}
-
-int cx25821_vidioc_s_tuner(struct file *file, void *priv, const struct v4l2_tuner *t)
-{
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
- struct cx25821_fh *fh = priv;
- int err;
-
- if (fh) {
- err = v4l2_prio_check(&dev->channels[fh->channel_id].prio,
- fh->prio);
- if (0 != err)
- return err;
- }
-
- dprintk(1, "%s()\n", __func__);
- if (UNSET == dev->tuner_type)
- return -EINVAL;
- if (0 != t->index)
- return -EINVAL;
-
- return 0;
-}
-
-#endif
-/*****************************************************************************/
-static const struct v4l2_queryctrl no_ctl = {
- .name = "42",
- .flags = V4L2_CTRL_FLAG_DISABLED,
-};
-
-static struct v4l2_queryctrl cx25821_ctls[] = {
- /* --- video --- */
- {
- .id = V4L2_CID_BRIGHTNESS,
- .name = "Brightness",
- .minimum = 0,
- .maximum = 10000,
- .step = 1,
- .default_value = 6200,
- .type = V4L2_CTRL_TYPE_INTEGER,
- }, {
- .id = V4L2_CID_CONTRAST,
- .name = "Contrast",
- .minimum = 0,
- .maximum = 10000,
- .step = 1,
- .default_value = 5000,
- .type = V4L2_CTRL_TYPE_INTEGER,
- }, {
- .id = V4L2_CID_SATURATION,
- .name = "Saturation",
- .minimum = 0,
- .maximum = 10000,
- .step = 1,
- .default_value = 5000,
- .type = V4L2_CTRL_TYPE_INTEGER,
- }, {
- .id = V4L2_CID_HUE,
- .name = "Hue",
- .minimum = 0,
- .maximum = 10000,
- .step = 1,
- .default_value = 5000,
- .type = V4L2_CTRL_TYPE_INTEGER,
- }
-};
-static const int CX25821_CTLS = ARRAY_SIZE(cx25821_ctls);
-
-static int cx25821_ctrl_query(struct v4l2_queryctrl *qctrl)
+static int cx25821_vidioc_g_input(struct file *file, void *priv, unsigned int *i)
{
- int i;
-
- if (qctrl->id < V4L2_CID_BASE || qctrl->id >= V4L2_CID_LASTP1)
- return -EINVAL;
- for (i = 0; i < CX25821_CTLS; i++)
- if (cx25821_ctls[i].id == qctrl->id)
- break;
- if (i == CX25821_CTLS) {
- *qctrl = no_ctl;
- return 0;
- }
- *qctrl = cx25821_ctls[i];
+ *i = 0;
return 0;
}
-int cx25821_vidioc_queryctrl(struct file *file, void *priv,
- struct v4l2_queryctrl *qctrl)
-{
- return cx25821_ctrl_query(qctrl);
-}
-
-/* ------------------------------------------------------------------ */
-/* VIDEO CTRL IOCTLS */
-
-static const struct v4l2_queryctrl *ctrl_by_id(unsigned int id)
+static int cx25821_vidioc_s_input(struct file *file, void *priv, unsigned int i)
{
- unsigned int i;
-
- for (i = 0; i < CX25821_CTLS; i++)
- if (cx25821_ctls[i].id == id)
- return cx25821_ctls + i;
- return NULL;
+ return i ? -EINVAL : 0;
}
-int cx25821_vidioc_g_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctl)
+static int cx25821_s_ctrl(struct v4l2_ctrl *ctrl)
{
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
- struct cx25821_fh *fh = priv;
+ struct cx25821_channel *chan =
+ container_of(ctrl->handler, struct cx25821_channel, hdl);
+ struct cx25821_dev *dev = chan->dev;
- const struct v4l2_queryctrl *ctrl;
-
- ctrl = ctrl_by_id(ctl->id);
-
- if (NULL == ctrl)
- return -EINVAL;
- switch (ctl->id) {
+ switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
- ctl->value = dev->channels[fh->channel_id].ctl_bright;
+ medusa_set_brightness(dev, ctrl->val, chan->id);
break;
case V4L2_CID_HUE:
- ctl->value = dev->channels[fh->channel_id].ctl_hue;
+ medusa_set_hue(dev, ctrl->val, chan->id);
break;
case V4L2_CID_CONTRAST:
- ctl->value = dev->channels[fh->channel_id].ctl_contrast;
+ medusa_set_contrast(dev, ctrl->val, chan->id);
break;
case V4L2_CID_SATURATION:
- ctl->value = dev->channels[fh->channel_id].ctl_saturation;
- break;
- }
- return 0;
-}
-
-int cx25821_set_control(struct cx25821_dev *dev,
- struct v4l2_control *ctl, int chan_num)
-{
- int err;
- const struct v4l2_queryctrl *ctrl;
-
- err = -EINVAL;
-
- ctrl = ctrl_by_id(ctl->id);
-
- if (NULL == ctrl)
- return err;
-
- switch (ctrl->type) {
- case V4L2_CTRL_TYPE_BOOLEAN:
- case V4L2_CTRL_TYPE_MENU:
- case V4L2_CTRL_TYPE_INTEGER:
- if (ctl->value < ctrl->minimum)
- ctl->value = ctrl->minimum;
- if (ctl->value > ctrl->maximum)
- ctl->value = ctrl->maximum;
+ medusa_set_saturation(dev, ctrl->val, chan->id);
break;
default:
- /* nothing */ ;
- }
-
- switch (ctl->id) {
- case V4L2_CID_BRIGHTNESS:
- dev->channels[chan_num].ctl_bright = ctl->value;
- medusa_set_brightness(dev, ctl->value, chan_num);
- break;
- case V4L2_CID_HUE:
- dev->channels[chan_num].ctl_hue = ctl->value;
- medusa_set_hue(dev, ctl->value, chan_num);
- break;
- case V4L2_CID_CONTRAST:
- dev->channels[chan_num].ctl_contrast = ctl->value;
- medusa_set_contrast(dev, ctl->value, chan_num);
- break;
- case V4L2_CID_SATURATION:
- dev->channels[chan_num].ctl_saturation = ctl->value;
- medusa_set_saturation(dev, ctl->value, chan_num);
- break;
- }
-
- err = 0;
-
- return err;
-}
-
-static void cx25821_init_controls(struct cx25821_dev *dev, int chan_num)
-{
- struct v4l2_control ctrl;
- int i;
- for (i = 0; i < CX25821_CTLS; i++) {
- ctrl.id = cx25821_ctls[i].id;
- ctrl.value = cx25821_ctls[i].default_value;
-
- cx25821_set_control(dev, &ctrl, chan_num);
- }
-}
-
-int cx25821_vidioc_cropcap(struct file *file, void *priv,
- struct v4l2_cropcap *cropcap)
-{
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
-
- if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
return -EINVAL;
- cropcap->bounds.top = 0;
- cropcap->bounds.left = 0;
- cropcap->bounds.width = 720;
- cropcap->bounds.height = dev->tvnorm == V4L2_STD_PAL_BG ? 576 : 480;
- cropcap->pixelaspect.numerator =
- dev->tvnorm == V4L2_STD_PAL_BG ? 59 : 10;
- cropcap->pixelaspect.denominator =
- dev->tvnorm == V4L2_STD_PAL_BG ? 54 : 11;
- cropcap->defrect = cropcap->bounds;
- return 0;
-}
-
-int cx25821_vidioc_s_crop(struct file *file, void *priv, const struct v4l2_crop *crop)
-{
- struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
- struct cx25821_fh *fh = priv;
- int err;
-
- if (fh) {
- err = v4l2_prio_check(&dev->channels[fh->channel_id].prio,
- fh->prio);
- if (0 != err)
- return err;
}
- /* cx25821_vidioc_s_crop not supported */
- return -EINVAL;
-}
-
-int cx25821_vidioc_g_crop(struct file *file, void *priv, struct v4l2_crop *crop)
-{
- /* cx25821_vidioc_g_crop not supported */
- return -EINVAL;
+ return 0;
}
-int cx25821_vidioc_querystd(struct file *file, void *priv, v4l2_std_id * norm)
+static int cx25821_vidioc_enum_output(struct file *file, void *priv,
+ struct v4l2_output *o)
{
- /* medusa does not support video standard sensing of current input */
- *norm = CX25821_NORMS;
+ if (o->index)
+ return -EINVAL;
+ o->type = V4L2_INPUT_TYPE_CAMERA;
+ o->std = CX25821_NORMS;
+ strcpy(o->name, "Composite");
return 0;
}
-int cx25821_is_valid_width(u32 width, v4l2_std_id tvnorm)
+static int cx25821_vidioc_g_output(struct file *file, void *priv, unsigned int *o)
{
- if (tvnorm == V4L2_STD_PAL_BG) {
- if (width == 352 || width == 720)
- return 1;
- else
- return 0;
- }
-
- if (tvnorm == V4L2_STD_NTSC_M) {
- if (width == 320 || width == 352 || width == 720)
- return 1;
- else
- return 0;
- }
+ *o = 0;
return 0;
}
-int cx25821_is_valid_height(u32 height, v4l2_std_id tvnorm)
+static int cx25821_vidioc_s_output(struct file *file, void *priv, unsigned int o)
{
- if (tvnorm == V4L2_STD_PAL_BG) {
- if (height == 576 || height == 288)
- return 1;
- else
- return 0;
- }
-
- if (tvnorm == V4L2_STD_NTSC_M) {
- if (height == 480 || height == 240)
- return 1;
- else
- return 0;
- }
-
- return 0;
+ return o ? -EINVAL : 0;
}
-static long video_ioctl_upstream9(struct file *file, unsigned int cmd,
- unsigned long arg)
+static int cx25821_vidioc_try_fmt_vid_out(struct file *file, void *priv,
+ struct v4l2_format *f)
{
- struct cx25821_fh *fh = file->private_data;
- struct cx25821_dev *dev = fh->dev;
- int command = 0;
- struct upstream_user_struct *data_from_user;
-
- data_from_user = (struct upstream_user_struct *)arg;
-
- if (!data_from_user) {
- pr_err("%s(): Upstream data is INVALID. Returning\n", __func__);
- return 0;
- }
-
- command = data_from_user->command;
-
- if (command != UPSTREAM_START_VIDEO && command != UPSTREAM_STOP_VIDEO)
- return 0;
-
- dev->input_filename = data_from_user->input_filename;
- dev->input_audiofilename = data_from_user->input_filename;
- dev->vid_stdname = data_from_user->vid_stdname;
- dev->pixel_format = data_from_user->pixel_format;
- dev->channel_select = data_from_user->channel_select;
- dev->command = data_from_user->command;
-
- switch (command) {
- case UPSTREAM_START_VIDEO:
- cx25821_start_upstream_video_ch1(dev, data_from_user);
- break;
-
- case UPSTREAM_STOP_VIDEO:
- cx25821_stop_upstream_video_ch1(dev);
- break;
- }
+ struct cx25821_channel *chan = video_drvdata(file);
+ struct cx25821_dev *dev = chan->dev;
+ const struct cx25821_fmt *fmt;
+ fmt = cx25821_format_by_fourcc(f->fmt.pix.pixelformat);
+ if (NULL == fmt)
+ return -EINVAL;
+ f->fmt.pix.width = 720;
+ f->fmt.pix.height = (dev->tvnorm & V4L2_STD_625_50) ? 576 : 480;
+ f->fmt.pix.field = V4L2_FIELD_INTERLACED;
+ f->fmt.pix.bytesperline = (f->fmt.pix.width * fmt->depth) >> 3;
+ f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline;
+ f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+ f->fmt.pix.priv = 0;
return 0;
}
-static long video_ioctl_upstream10(struct file *file, unsigned int cmd,
- unsigned long arg)
+static int vidioc_s_fmt_vid_out(struct file *file, void *priv,
+ struct v4l2_format *f)
{
- struct cx25821_fh *fh = file->private_data;
- struct cx25821_dev *dev = fh->dev;
- int command = 0;
- struct upstream_user_struct *data_from_user;
-
- data_from_user = (struct upstream_user_struct *)arg;
-
- if (!data_from_user) {
- pr_err("%s(): Upstream data is INVALID. Returning\n", __func__);
- return 0;
- }
-
- command = data_from_user->command;
-
- if (command != UPSTREAM_START_VIDEO && command != UPSTREAM_STOP_VIDEO)
- return 0;
-
- dev->input_filename_ch2 = data_from_user->input_filename;
- dev->input_audiofilename = data_from_user->input_filename;
- dev->vid_stdname_ch2 = data_from_user->vid_stdname;
- dev->pixel_format_ch2 = data_from_user->pixel_format;
- dev->channel_select_ch2 = data_from_user->channel_select;
- dev->command_ch2 = data_from_user->command;
+ struct cx25821_channel *chan = video_drvdata(file);
+ int err;
- switch (command) {
- case UPSTREAM_START_VIDEO:
- cx25821_start_upstream_video_ch2(dev, data_from_user);
- break;
+ err = cx25821_vidioc_try_fmt_vid_out(file, priv, f);
- case UPSTREAM_STOP_VIDEO:
- cx25821_stop_upstream_video_ch2(dev);
- break;
- }
+ if (0 != err)
+ return err;
+ chan->fmt = cx25821_format_by_fourcc(f->fmt.pix.pixelformat);
+ chan->vidq.field = f->fmt.pix.field;
+ chan->width = f->fmt.pix.width;
+ chan->height = f->fmt.pix.height;
+ if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_Y41P)
+ chan->pixel_formats = PIXEL_FRMT_411;
+ else
+ chan->pixel_formats = PIXEL_FRMT_422;
return 0;
}
-static long video_ioctl_upstream11(struct file *file, unsigned int cmd,
- unsigned long arg)
+static ssize_t video_write(struct file *file, const char __user *data, size_t count,
+ loff_t *ppos)
{
- struct cx25821_fh *fh = file->private_data;
- struct cx25821_dev *dev = fh->dev;
- int command = 0;
- struct upstream_user_struct *data_from_user;
-
- data_from_user = (struct upstream_user_struct *)arg;
+ struct cx25821_channel *chan = video_drvdata(file);
+ struct cx25821_dev *dev = chan->dev;
+ struct v4l2_fh *fh = file->private_data;
+ int err = 0;
- if (!data_from_user) {
- pr_err("%s(): Upstream data is INVALID. Returning\n", __func__);
- return 0;
+ if (mutex_lock_interruptible(&dev->lock))
+ return -ERESTARTSYS;
+ if (chan->streaming_fh && chan->streaming_fh != fh) {
+ err = -EBUSY;
+ goto unlock;
}
-
- command = data_from_user->command;
-
- if (command != UPSTREAM_START_AUDIO && command != UPSTREAM_STOP_AUDIO)
- return 0;
-
- dev->input_filename = data_from_user->input_filename;
- dev->input_audiofilename = data_from_user->input_filename;
- dev->vid_stdname = data_from_user->vid_stdname;
- dev->pixel_format = data_from_user->pixel_format;
- dev->channel_select = data_from_user->channel_select;
- dev->command = data_from_user->command;
-
- switch (command) {
- case UPSTREAM_START_AUDIO:
- cx25821_start_upstream_audio(dev, data_from_user);
- break;
-
- case UPSTREAM_STOP_AUDIO:
- cx25821_stop_upstream_audio(dev);
- break;
+ if (!chan->streaming_fh) {
+ err = cx25821_vidupstream_init(chan, chan->pixel_formats);
+ if (err)
+ goto unlock;
+ chan->streaming_fh = fh;
}
- return 0;
+ err = cx25821_write_frame(chan, data, count);
+ count -= err;
+ *ppos += err;
+
+unlock:
+ mutex_unlock(&dev->lock);
+ return err;
}
-static long video_ioctl_set(struct file *file, unsigned int cmd,
- unsigned long arg)
+static int video_out_release(struct file *file)
{
- struct cx25821_fh *fh = file->private_data;
- struct cx25821_dev *dev = fh->dev;
- struct downstream_user_struct *data_from_user;
- int command;
- int width = 720;
- int selected_channel = 0;
- int pix_format = 0;
- int i = 0;
- int cif_enable = 0;
- int cif_width = 0;
-
- data_from_user = (struct downstream_user_struct *)arg;
-
- if (!data_from_user) {
- pr_err("%s(): User data is INVALID. Returning\n", __func__);
- return 0;
- }
-
- command = data_from_user->command;
-
- if (command != SET_VIDEO_STD && command != SET_PIXEL_FORMAT
- && command != ENABLE_CIF_RESOLUTION && command != REG_READ
- && command != REG_WRITE && command != MEDUSA_READ
- && command != MEDUSA_WRITE) {
- return 0;
- }
-
- switch (command) {
- case SET_VIDEO_STD:
- if (!strcmp(data_from_user->vid_stdname, "PAL"))
- dev->tvnorm = V4L2_STD_PAL_BG;
- else
- dev->tvnorm = V4L2_STD_NTSC_M;
- medusa_set_videostandard(dev);
- break;
-
- case SET_PIXEL_FORMAT:
- selected_channel = data_from_user->decoder_select;
- pix_format = data_from_user->pixel_format;
-
- if (!(selected_channel <= 7 && selected_channel >= 0)) {
- selected_channel -= 4;
- selected_channel = selected_channel % 8;
- }
-
- if (selected_channel >= 0)
- cx25821_set_pixel_format(dev, selected_channel,
- pix_format);
-
- break;
-
- case ENABLE_CIF_RESOLUTION:
- selected_channel = data_from_user->decoder_select;
- cif_enable = data_from_user->cif_resolution_enable;
- cif_width = data_from_user->cif_width;
-
- if (cif_enable) {
- if (dev->tvnorm & V4L2_STD_PAL_BG
- || dev->tvnorm & V4L2_STD_PAL_DK) {
- width = 352;
- } else {
- width = cif_width;
- if (cif_width != 320 && cif_width != 352)
- width = 320;
- }
- }
-
- if (!(selected_channel <= 7 && selected_channel >= 0)) {
- selected_channel -= 4;
- selected_channel = selected_channel % 8;
- }
-
- if (selected_channel <= 7 && selected_channel >= 0) {
- dev->channels[selected_channel].use_cif_resolution =
- cif_enable;
- dev->channels[selected_channel].cif_width = width;
- } else {
- for (i = 0; i < VID_CHANNEL_NUM; i++) {
- dev->channels[i].use_cif_resolution =
- cif_enable;
- dev->channels[i].cif_width = width;
- }
- }
+ struct cx25821_channel *chan = video_drvdata(file);
+ struct cx25821_dev *dev = chan->dev;
+ struct v4l2_fh *fh = file->private_data;
- medusa_set_resolution(dev, width, selected_channel);
- break;
- case REG_READ:
- data_from_user->reg_data = cx_read(data_from_user->reg_address);
- break;
- case REG_WRITE:
- cx_write(data_from_user->reg_address, data_from_user->reg_data);
- break;
- case MEDUSA_READ:
- cx25821_i2c_read(&dev->i2c_bus[0],
- (u16) data_from_user->reg_address,
- &data_from_user->reg_data);
- break;
- case MEDUSA_WRITE:
- cx25821_i2c_write(&dev->i2c_bus[0],
- (u16) data_from_user->reg_address,
- data_from_user->reg_data);
- break;
+ mutex_lock(&dev->lock);
+ if (chan->streaming_fh == fh) {
+ cx25821_stop_upstream_video(chan);
+ chan->streaming_fh = NULL;
}
+ mutex_unlock(&dev->lock);
- return 0;
+ return v4l2_fh_release(file);
}
-static long cx25821_video_ioctl(struct file *file,
- unsigned int cmd, unsigned long arg)
-{
- int ret = 0;
-
- struct cx25821_fh *fh = file->private_data;
-
- /* check to see if it's the video upstream */
- if (fh->channel_id == SRAM_CH09) {
- ret = video_ioctl_upstream9(file, cmd, arg);
- return ret;
- } else if (fh->channel_id == SRAM_CH10) {
- ret = video_ioctl_upstream10(file, cmd, arg);
- return ret;
- } else if (fh->channel_id == SRAM_CH11) {
- ret = video_ioctl_upstream11(file, cmd, arg);
- ret = video_ioctl_set(file, cmd, arg);
- return ret;
- }
-
- return video_ioctl2(file, cmd, arg);
-}
+static const struct v4l2_ctrl_ops cx25821_ctrl_ops = {
+ .s_ctrl = cx25821_s_ctrl,
+};
-/* exported stuff */
static const struct v4l2_file_operations video_fops = {
.owner = THIS_MODULE,
- .open = video_open,
+ .open = v4l2_fh_open,
.release = video_release,
.read = video_read,
.poll = video_poll,
.mmap = cx25821_video_mmap,
- .ioctl = cx25821_video_ioctl,
+ .unlocked_ioctl = video_ioctl2,
};
static const struct v4l2_ioctl_ops video_ioctl_ops = {
@@ -1951,40 +963,170 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
.vidioc_querybuf = cx25821_vidioc_querybuf,
.vidioc_qbuf = cx25821_vidioc_qbuf,
.vidioc_dqbuf = vidioc_dqbuf,
-#ifdef TUNER_FLAG
+ .vidioc_g_std = cx25821_vidioc_g_std,
.vidioc_s_std = cx25821_vidioc_s_std,
- .vidioc_querystd = cx25821_vidioc_querystd,
-#endif
- .vidioc_cropcap = cx25821_vidioc_cropcap,
- .vidioc_s_crop = cx25821_vidioc_s_crop,
- .vidioc_g_crop = cx25821_vidioc_g_crop,
.vidioc_enum_input = cx25821_vidioc_enum_input,
.vidioc_g_input = cx25821_vidioc_g_input,
.vidioc_s_input = cx25821_vidioc_s_input,
- .vidioc_g_ctrl = cx25821_vidioc_g_ctrl,
- .vidioc_s_ctrl = vidioc_s_ctrl,
- .vidioc_queryctrl = cx25821_vidioc_queryctrl,
.vidioc_streamon = vidioc_streamon,
.vidioc_streamoff = vidioc_streamoff,
.vidioc_log_status = vidioc_log_status,
- .vidioc_g_priority = cx25821_vidioc_g_priority,
- .vidioc_s_priority = cx25821_vidioc_s_priority,
-#ifdef TUNER_FLAG
- .vidioc_g_tuner = cx25821_vidioc_g_tuner,
- .vidioc_s_tuner = cx25821_vidioc_s_tuner,
- .vidioc_g_frequency = cx25821_vidioc_g_frequency,
- .vidioc_s_frequency = cx25821_vidioc_s_frequency,
-#endif
-#ifdef CONFIG_VIDEO_ADV_DEBUG
- .vidioc_g_register = cx25821_vidioc_g_register,
- .vidioc_s_register = cx25821_vidioc_s_register,
-#endif
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
-struct video_device cx25821_videoioctl_template = {
- .name = "cx25821-videoioctl",
+static const struct video_device cx25821_video_device = {
+ .name = "cx25821-video",
.fops = &video_fops,
+ .release = video_device_release_empty,
+ .minor = -1,
.ioctl_ops = &video_ioctl_ops,
.tvnorms = CX25821_NORMS,
- .current_norm = V4L2_STD_NTSC_M,
};
+
+static const struct v4l2_file_operations video_out_fops = {
+ .owner = THIS_MODULE,
+ .open = v4l2_fh_open,
+ .write = video_write,
+ .release = video_out_release,
+ .unlocked_ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops video_out_ioctl_ops = {
+ .vidioc_querycap = cx25821_vidioc_querycap,
+ .vidioc_enum_fmt_vid_out = cx25821_vidioc_enum_fmt_vid_cap,
+ .vidioc_g_fmt_vid_out = cx25821_vidioc_g_fmt_vid_cap,
+ .vidioc_try_fmt_vid_out = cx25821_vidioc_try_fmt_vid_out,
+ .vidioc_s_fmt_vid_out = vidioc_s_fmt_vid_out,
+ .vidioc_g_std = cx25821_vidioc_g_std,
+ .vidioc_s_std = cx25821_vidioc_s_std,
+ .vidioc_enum_output = cx25821_vidioc_enum_output,
+ .vidioc_g_output = cx25821_vidioc_g_output,
+ .vidioc_s_output = cx25821_vidioc_s_output,
+ .vidioc_log_status = vidioc_log_status,
+};
+
+static const struct video_device cx25821_video_out_device = {
+ .name = "cx25821-video",
+ .fops = &video_out_fops,
+ .release = video_device_release_empty,
+ .minor = -1,
+ .ioctl_ops = &video_out_ioctl_ops,
+ .tvnorms = CX25821_NORMS,
+};
+
+void cx25821_video_unregister(struct cx25821_dev *dev, int chan_num)
+{
+ cx_clear(PCI_INT_MSK, 1);
+
+ if (video_is_registered(&dev->channels[chan_num].vdev)) {
+ video_unregister_device(&dev->channels[chan_num].vdev);
+ v4l2_ctrl_handler_free(&dev->channels[chan_num].hdl);
+
+ btcx_riscmem_free(dev->pci,
+ &dev->channels[chan_num].dma_vidq.stopper);
+ }
+}
+
+int cx25821_video_register(struct cx25821_dev *dev)
+{
+ int err;
+ int i;
+
+ /* initial device configuration */
+ dev->tvnorm = V4L2_STD_NTSC_M;
+
+ spin_lock_init(&dev->slock);
+
+ for (i = 0; i < MAX_VID_CHANNEL_NUM - 1; ++i) {
+ struct cx25821_channel *chan = &dev->channels[i];
+ struct video_device *vdev = &chan->vdev;
+ struct v4l2_ctrl_handler *hdl = &chan->hdl;
+ bool is_output = i > SRAM_CH08;
+
+ if (i == SRAM_CH08) /* audio channel */
+ continue;
+
+ if (!is_output) {
+ v4l2_ctrl_handler_init(hdl, 4);
+ v4l2_ctrl_new_std(hdl, &cx25821_ctrl_ops,
+ V4L2_CID_BRIGHTNESS, 0, 10000, 1, 6200);
+ v4l2_ctrl_new_std(hdl, &cx25821_ctrl_ops,
+ V4L2_CID_CONTRAST, 0, 10000, 1, 5000);
+ v4l2_ctrl_new_std(hdl, &cx25821_ctrl_ops,
+ V4L2_CID_SATURATION, 0, 10000, 1, 5000);
+ v4l2_ctrl_new_std(hdl, &cx25821_ctrl_ops,
+ V4L2_CID_HUE, 0, 10000, 1, 5000);
+ if (hdl->error) {
+ err = hdl->error;
+ goto fail_unreg;
+ }
+ err = v4l2_ctrl_handler_setup(hdl);
+ if (err)
+ goto fail_unreg;
+ } else {
+ chan->out = &dev->vid_out_data[i - SRAM_CH09];
+ chan->out->chan = chan;
+ }
+
+ cx25821_risc_stopper(dev->pci, &chan->dma_vidq.stopper,
+ chan->sram_channels->dma_ctl, 0x11, 0);
+
+ chan->sram_channels = &cx25821_sram_channels[i];
+ chan->width = 720;
+ if (dev->tvnorm & V4L2_STD_625_50)
+ chan->height = 576;
+ else
+ chan->height = 480;
+
+ if (chan->pixel_formats == PIXEL_FRMT_411)
+ chan->fmt = cx25821_format_by_fourcc(V4L2_PIX_FMT_Y41P);
+ else
+ chan->fmt = cx25821_format_by_fourcc(V4L2_PIX_FMT_YUYV);
+
+ cx_write(chan->sram_channels->int_stat, 0xffffffff);
+
+ INIT_LIST_HEAD(&chan->dma_vidq.active);
+ INIT_LIST_HEAD(&chan->dma_vidq.queued);
+
+ chan->timeout_data.dev = dev;
+ chan->timeout_data.channel = &cx25821_sram_channels[i];
+ chan->dma_vidq.timeout.function = cx25821_vid_timeout;
+ chan->dma_vidq.timeout.data = (unsigned long)&chan->timeout_data;
+ init_timer(&chan->dma_vidq.timeout);
+
+ if (!is_output)
+ videobuf_queue_sg_init(&chan->vidq, &cx25821_video_qops, &dev->pci->dev,
+ &dev->slock, V4L2_BUF_TYPE_VIDEO_CAPTURE,
+ V4L2_FIELD_INTERLACED, sizeof(struct cx25821_buffer),
+ chan, &dev->lock);
+
+ /* register v4l devices */
+ *vdev = is_output ? cx25821_video_out_device : cx25821_video_device;
+ vdev->v4l2_dev = &dev->v4l2_dev;
+ if (!is_output)
+ vdev->ctrl_handler = hdl;
+ else
+ vdev->vfl_dir = VFL_DIR_TX;
+ vdev->lock = &dev->lock;
+ set_bit(V4L2_FL_USE_FH_PRIO, &vdev->flags);
+ snprintf(vdev->name, sizeof(vdev->name), "%s #%d", dev->name, i);
+ video_set_drvdata(vdev, chan);
+
+ err = video_register_device(vdev, VFL_TYPE_GRABBER,
+ video_nr[dev->nr]);
+
+ if (err < 0)
+ goto fail_unreg;
+ }
+
+ /* set PCI interrupt */
+ cx_set(PCI_INT_MSK, 0xff);
+
+ return 0;
+
+fail_unreg:
+ while (i >= 0)
+ cx25821_video_unregister(dev, i--);
+ return err;
+}
diff --git a/drivers/media/pci/cx25821/cx25821-video.h b/drivers/media/pci/cx25821/cx25821-video.h
index 11ba5eb9367..ab63b3858ac 100644
--- a/drivers/media/pci/cx25821/cx25821-video.h
+++ b/drivers/media/pci/cx25821/cx25821-video.h
@@ -39,8 +39,7 @@
#include "cx25821.h"
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
-
-#define TUNER_FLAG
+#include <media/v4l2-event.h>
#define VIDEO_DEBUG 0
@@ -50,137 +49,17 @@ do { \
printk(KERN_DEBUG "%s/0: " fmt, dev->name, ##arg); \
} while (0)
-/* For IOCTL to identify running upstream */
-#define UPSTREAM_START_VIDEO 700
-#define UPSTREAM_STOP_VIDEO 701
-#define UPSTREAM_START_AUDIO 702
-#define UPSTREAM_STOP_AUDIO 703
-#define UPSTREAM_DUMP_REGISTERS 702
-#define SET_VIDEO_STD 800
-#define SET_PIXEL_FORMAT 1000
-#define ENABLE_CIF_RESOLUTION 1001
-
-#define REG_READ 900
-#define REG_WRITE 901
-#define MEDUSA_READ 910
-#define MEDUSA_WRITE 911
-
-extern struct sram_channel *channel0;
-extern struct sram_channel *channel1;
-extern struct sram_channel *channel2;
-extern struct sram_channel *channel3;
-extern struct sram_channel *channel4;
-extern struct sram_channel *channel5;
-extern struct sram_channel *channel6;
-extern struct sram_channel *channel7;
-extern struct sram_channel *channel9;
-extern struct sram_channel *channel10;
-extern struct sram_channel *channel11;
-extern struct video_device cx25821_videoioctl_template;
-/* extern const u32 *ctrl_classes[]; */
-
-extern unsigned int vid_limit;
-
#define FORMAT_FLAGS_PACKED 0x01
-extern struct cx25821_fmt formats[];
-extern struct cx25821_fmt *cx25821_format_by_fourcc(unsigned int fourcc);
-extern struct cx25821_data timeout_data[MAX_VID_CHANNEL_NUM];
-
extern void cx25821_video_wakeup(struct cx25821_dev *dev,
struct cx25821_dmaqueue *q, u32 count);
-#ifdef TUNER_FLAG
-extern int cx25821_set_tvnorm(struct cx25821_dev *dev, v4l2_std_id norm);
-#endif
-
-extern int cx25821_res_get(struct cx25821_dev *dev, struct cx25821_fh *fh,
- unsigned int bit);
-extern int cx25821_res_check(struct cx25821_fh *fh, unsigned int bit);
-extern int cx25821_res_locked(struct cx25821_fh *fh, unsigned int bit);
-extern void cx25821_res_free(struct cx25821_dev *dev, struct cx25821_fh *fh,
- unsigned int bits);
-extern int cx25821_video_mux(struct cx25821_dev *dev, unsigned int input);
extern int cx25821_start_video_dma(struct cx25821_dev *dev,
struct cx25821_dmaqueue *q,
struct cx25821_buffer *buf,
- struct sram_channel *channel);
+ const struct sram_channel *channel);
-extern int cx25821_set_scale(struct cx25821_dev *dev, unsigned int width,
- unsigned int height, enum v4l2_field field);
extern int cx25821_video_irq(struct cx25821_dev *dev, int chan_num, u32 status);
extern void cx25821_video_unregister(struct cx25821_dev *dev, int chan_num);
extern int cx25821_video_register(struct cx25821_dev *dev);
-extern int cx25821_get_format_size(void);
-
-extern int cx25821_buffer_setup(struct videobuf_queue *q, unsigned int *count,
- unsigned int *size);
-extern int cx25821_buffer_prepare(struct videobuf_queue *q,
- struct videobuf_buffer *vb,
- enum v4l2_field field);
-extern void cx25821_buffer_release(struct videobuf_queue *q,
- struct videobuf_buffer *vb);
-extern struct videobuf_queue *get_queue(struct cx25821_fh *fh);
-extern int cx25821_get_resource(struct cx25821_fh *fh, int resource);
-extern int cx25821_video_mmap(struct file *file, struct vm_area_struct *vma);
-extern int cx25821_vidioc_try_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f);
-extern int cx25821_vidioc_querycap(struct file *file, void *priv,
- struct v4l2_capability *cap);
-extern int cx25821_vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_fmtdesc *f);
-extern int cx25821_vidioc_reqbufs(struct file *file, void *priv,
- struct v4l2_requestbuffers *p);
-extern int cx25821_vidioc_querybuf(struct file *file, void *priv,
- struct v4l2_buffer *p);
-extern int cx25821_vidioc_qbuf(struct file *file, void *priv,
- struct v4l2_buffer *p);
-extern int cx25821_vidioc_s_std(struct file *file, void *priv,
- v4l2_std_id tvnorms);
-extern int cx25821_enum_input(struct cx25821_dev *dev, struct v4l2_input *i);
-extern int cx25821_vidioc_enum_input(struct file *file, void *priv,
- struct v4l2_input *i);
-extern int cx25821_vidioc_g_input(struct file *file, void *priv,
- unsigned int *i);
-extern int cx25821_vidioc_s_input(struct file *file, void *priv,
- unsigned int i);
-extern int cx25821_vidioc_g_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctl);
-extern int cx25821_vidioc_g_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f);
-extern int cx25821_vidioc_g_frequency(struct file *file, void *priv,
- struct v4l2_frequency *f);
-extern int cx25821_set_freq(struct cx25821_dev *dev, const struct v4l2_frequency *f);
-extern int cx25821_vidioc_s_frequency(struct file *file, void *priv,
- const struct v4l2_frequency *f);
-extern int cx25821_vidioc_g_register(struct file *file, void *fh,
- struct v4l2_dbg_register *reg);
-extern int cx25821_vidioc_s_register(struct file *file, void *fh,
- const struct v4l2_dbg_register *reg);
-extern int cx25821_vidioc_g_tuner(struct file *file, void *priv,
- struct v4l2_tuner *t);
-extern int cx25821_vidioc_s_tuner(struct file *file, void *priv,
- const struct v4l2_tuner *t);
-
-extern int cx25821_is_valid_width(u32 width, v4l2_std_id tvnorm);
-extern int cx25821_is_valid_height(u32 height, v4l2_std_id tvnorm);
-
-extern int cx25821_vidioc_g_priority(struct file *file, void *f,
- enum v4l2_priority *p);
-extern int cx25821_vidioc_s_priority(struct file *file, void *f,
- enum v4l2_priority prio);
-
-extern int cx25821_vidioc_queryctrl(struct file *file, void *priv,
- struct v4l2_queryctrl *qctrl);
-extern int cx25821_set_control(struct cx25821_dev *dev,
- struct v4l2_control *ctrl, int chan_num);
-
-extern int cx25821_vidioc_cropcap(struct file *file, void *fh,
- struct v4l2_cropcap *cropcap);
-extern int cx25821_vidioc_s_crop(struct file *file, void *priv,
- const struct v4l2_crop *crop);
-extern int cx25821_vidioc_g_crop(struct file *file, void *priv,
- struct v4l2_crop *crop);
-extern int cx25821_vidioc_querystd(struct file *file, void *priv,
- v4l2_std_id *norm);
#endif
diff --git a/drivers/media/pci/cx25821/cx25821.h b/drivers/media/pci/cx25821/cx25821.h
index 8a9c0c86941..90bdc196929 100644
--- a/drivers/media/pci/cx25821/cx25821.h
+++ b/drivers/media/pci/cx25821/cx25821.h
@@ -33,17 +33,14 @@
#include <media/v4l2-common.h>
#include <media/v4l2-device.h>
-#include <media/tuner.h>
-#include <media/tveeprom.h>
+#include <media/v4l2-ctrls.h>
#include <media/videobuf-dma-sg.h>
-#include <media/videobuf-dvb.h>
#include "btcx-risc.h"
#include "cx25821-reg.h"
#include "cx25821-medusa-reg.h"
#include "cx25821-sram.h"
#include "cx25821-audio.h"
-#include "media/cx2341x.h"
#include <linux/version.h>
#include <linux/mutex.h>
@@ -55,8 +52,6 @@
#define CX25821_MAXBOARDS 2
-#define TRUE 1
-#define FALSE 0
#define LINE_SIZE_D1 1440
/* Number of decoders and encoders */
@@ -67,7 +62,6 @@
/* Max number of inputs by card */
#define MAX_CX25821_INPUT 8
-#define INPUT(nr) (&cx25821_boards[dev->board].input[nr])
#define RESOURCE_VIDEO0 1
#define RESOURCE_VIDEO1 2
#define RESOURCE_VIDEO2 4
@@ -80,7 +74,6 @@
#define RESOURCE_VIDEO9 512
#define RESOURCE_VIDEO10 1024
#define RESOURCE_VIDEO11 2048
-#define RESOURCE_VIDEO_IOCTL 4096
#define BUFFER_TIMEOUT (HZ) /* 0.5 seconds */
@@ -97,7 +90,6 @@
#define CX25821_BOARD_CONEXANT_ATHENA10 1
#define MAX_VID_CHANNEL_NUM 12
#define VID_CHANNEL_NUM 8
-#define CX25821_NR_INPUT 2
struct cx25821_fmt {
char *name;
@@ -107,14 +99,6 @@ struct cx25821_fmt {
u32 cxformat;
};
-struct cx25821_ctrl {
- struct v4l2_queryctrl v;
- u32 off;
- u32 reg;
- u32 mask;
- u32 shift;
-};
-
struct cx25821_tvnorm {
char *name;
v4l2_std_id id;
@@ -122,40 +106,6 @@ struct cx25821_tvnorm {
u32 cxoformat;
};
-struct cx25821_fh {
- struct cx25821_dev *dev;
- enum v4l2_buf_type type;
- int radio;
- u32 resources;
-
- enum v4l2_priority prio;
-
- /* video overlay */
- struct v4l2_window win;
- struct v4l2_clip *clips;
- unsigned int nclips;
-
- /* video capture */
- struct cx25821_fmt *fmt;
- unsigned int width, height;
- int channel_id;
-
- /* vbi capture */
- struct videobuf_queue vidq;
- struct videobuf_queue vbiq;
-
- /* H264 Encoder specifics ONLY */
- struct videobuf_queue mpegq;
- atomic_t v4l_reading;
-};
-
-enum cx25821_itype {
- CX25821_VMUX_COMPOSITE = 1,
- CX25821_VMUX_SVIDEO,
- CX25821_VMUX_DEBUG,
- CX25821_RADIO,
-};
-
enum cx25821_src_sel_type {
CX25821_SRC_SEL_EXT_656_VIDEO = 0,
CX25821_SRC_SEL_PARALLEL_MPEG_VIDEO
@@ -169,16 +119,10 @@ struct cx25821_buffer {
/* cx25821 specific */
unsigned int bpl;
struct btcx_riscmem risc;
- struct cx25821_fmt *fmt;
+ const struct cx25821_fmt *fmt;
u32 count;
};
-struct cx25821_input {
- enum cx25821_itype type;
- unsigned int vmux;
- u32 gpio0, gpio1, gpio2, gpio3;
-};
-
enum port {
CX25821_UNDEFINED = 0,
CX25821_RAW,
@@ -190,19 +134,8 @@ struct cx25821_board {
enum port porta;
enum port portb;
enum port portc;
- unsigned int tuner_type;
- unsigned int radio_type;
- unsigned char tuner_addr;
- unsigned char radio_addr;
u32 clk_freq;
- struct cx25821_input input[CX25821_NR_INPUT];
-};
-
-struct cx25821_subid {
- u16 subvendor;
- u16 subdevice;
- u32 card;
};
struct cx25821_i2c {
@@ -234,34 +167,70 @@ struct cx25821_dmaqueue {
struct cx25821_data {
struct cx25821_dev *dev;
- struct sram_channel *channel;
+ const struct sram_channel *channel;
+};
+
+struct cx25821_dev;
+
+struct cx25821_channel;
+
+struct cx25821_video_out_data {
+ struct cx25821_channel *chan;
+ int _line_size;
+ int _prog_cnt;
+ int _pixel_format;
+ int _is_first_frame;
+ int _is_running;
+ int _file_status;
+ int _lines_count;
+ int _frame_count;
+ unsigned int _risc_size;
+
+ __le32 *_dma_virt_start_addr;
+ __le32 *_dma_virt_addr;
+ dma_addr_t _dma_phys_addr;
+ dma_addr_t _dma_phys_start_addr;
+
+ unsigned int _data_buf_size;
+ __le32 *_data_buf_virt_addr;
+ dma_addr_t _data_buf_phys_addr;
+
+ u32 upstream_riscbuf_size;
+ u32 upstream_databuf_size;
+ int is_60hz;
+ int _frame_index;
+ int cur_frame_index;
+ int curpos;
+ wait_queue_head_t waitq;
};
struct cx25821_channel {
- struct v4l2_prio_state prio;
+ unsigned id;
+ struct cx25821_dev *dev;
+ struct v4l2_fh *streaming_fh;
- int ctl_bright;
- int ctl_contrast;
- int ctl_hue;
- int ctl_saturation;
+ struct v4l2_ctrl_handler hdl;
struct cx25821_data timeout_data;
- struct video_device *video_dev;
- struct cx25821_dmaqueue vidq;
-
- struct sram_channel *sram_channels;
+ struct video_device vdev;
+ struct cx25821_dmaqueue dma_vidq;
+ struct videobuf_queue vidq;
- struct mutex lock;
- int resources;
+ const struct sram_channel *sram_channels;
+ const struct cx25821_fmt *fmt;
+ unsigned int width, height;
int pixel_formats;
int use_cif_resolution;
int cif_width;
+
+ /* video output data for the video output channel */
+ struct cx25821_video_out_data *out;
};
+struct snd_card;
+
struct cx25821_dev {
- struct list_head devlist;
- atomic_t refcount;
struct v4l2_device v4l2_dev;
/* pci stuff */
@@ -273,6 +242,8 @@ struct cx25821_dev {
u8 __iomem *bmmio;
int pci_irqmask;
int hwrevision;
+ /* used by cx25821-alsa */
+ struct snd_card *card;
u32 clk_freq;
@@ -289,17 +260,8 @@ struct cx25821_dev {
char name[32];
/* Analog video */
- u32 resources;
unsigned int input;
- u32 tvaudio;
v4l2_std_id tvnorm;
- unsigned int tuner_type;
- unsigned char tuner_addr;
- unsigned int radio_type;
- unsigned char radio_addr;
- unsigned int has_radio;
- unsigned int videc_type;
- unsigned char videc_addr;
unsigned short _max_num_decoders;
/* Analog Audio Upstream */
@@ -323,132 +285,26 @@ struct cx25821_dev {
__le32 *_audiodata_buf_virt_addr;
dma_addr_t _audiodata_buf_phys_addr;
char *_audiofilename;
-
- /* V4l */
- u32 freq;
- struct video_device *vbi_dev;
- struct video_device *radio_dev;
- struct video_device *ioctl_dev;
-
- spinlock_t slock;
-
- /* Video Upstream */
- int _line_size;
- int _prog_cnt;
- int _pixel_format;
- int _is_first_frame;
- int _is_running;
- int _file_status;
- int _lines_count;
- int _frame_count;
- int _channel_upstream_select;
- unsigned int _risc_size;
-
- __le32 *_dma_virt_start_addr;
- __le32 *_dma_virt_addr;
- dma_addr_t _dma_phys_addr;
- dma_addr_t _dma_phys_start_addr;
-
- unsigned int _data_buf_size;
- __le32 *_data_buf_virt_addr;
- dma_addr_t _data_buf_phys_addr;
- char *_filename;
- char *_defaultname;
-
- int _line_size_ch2;
- int _prog_cnt_ch2;
- int _pixel_format_ch2;
- int _is_first_frame_ch2;
- int _is_running_ch2;
- int _file_status_ch2;
- int _lines_count_ch2;
- int _frame_count_ch2;
- int _channel2_upstream_select;
- unsigned int _risc_size_ch2;
-
- __le32 *_dma_virt_start_addr_ch2;
- __le32 *_dma_virt_addr_ch2;
- dma_addr_t _dma_phys_addr_ch2;
- dma_addr_t _dma_phys_start_addr_ch2;
-
- unsigned int _data_buf_size_ch2;
- __le32 *_data_buf_virt_addr_ch2;
- dma_addr_t _data_buf_phys_addr_ch2;
- char *_filename_ch2;
- char *_defaultname_ch2;
-
- /* MPEG Encoder ONLY settings */
- u32 cx23417_mailbox;
- struct cx2341x_mpeg_params mpeg_params;
- struct video_device *v4l_device;
- atomic_t v4l_reader_count;
- struct cx25821_tvnorm encodernorm;
-
- u32 upstream_riscbuf_size;
- u32 upstream_databuf_size;
- u32 upstream_riscbuf_size_ch2;
- u32 upstream_databuf_size_ch2;
u32 audio_upstream_riscbuf_size;
u32 audio_upstream_databuf_size;
- int _isNTSC;
- int _frame_index;
int _audioframe_index;
- struct workqueue_struct *_irq_queues;
- struct work_struct _irq_work_entry;
- struct workqueue_struct *_irq_queues_ch2;
- struct work_struct _irq_work_entry_ch2;
struct workqueue_struct *_irq_audio_queues;
struct work_struct _audio_work_entry;
- char *input_filename;
- char *input_filename_ch2;
- int _frame_index_ch2;
- int _isNTSC_ch2;
- char *vid_stdname_ch2;
- int pixel_format_ch2;
- int channel_select_ch2;
- int command_ch2;
char *input_audiofilename;
- char *vid_stdname;
- int pixel_format;
- int channel_select;
- int command;
- int channel_opened;
-};
-struct upstream_user_struct {
- char *input_filename;
- char *vid_stdname;
- int pixel_format;
- int channel_select;
- int command;
-};
+ /* V4l */
+ spinlock_t slock;
-struct downstream_user_struct {
- char *vid_stdname;
- int pixel_format;
- int cif_resolution_enable;
- int cif_width;
- int decoder_select;
- int command;
- int reg_address;
- int reg_data;
+ /* Video Upstream */
+ struct cx25821_video_out_data vid_out_data[2];
};
-extern struct upstream_user_struct *up_data;
-
static inline struct cx25821_dev *get_cx25821(struct v4l2_device *v4l2_dev)
{
return container_of(v4l2_dev, struct cx25821_dev, v4l2_dev);
}
-#define cx25821_call_all(dev, o, f, args...) \
- v4l2_device_call_all(&dev->v4l2_dev, 0, o, f, ##args)
-
-extern struct list_head cx25821_devlist;
-extern struct mutex cx25821_devlist_mutex;
-
extern struct cx25821_board cx25821_boards[];
-extern struct cx25821_subid cx25821_subids[];
#define SRAM_CH00 0 /* Video A */
#define SRAM_CH01 1 /* Video B */
@@ -467,7 +323,6 @@ extern struct cx25821_subid cx25821_subids[];
#define VID_UPSTREAM_SRAM_CHANNEL_I SRAM_CH09
#define VID_UPSTREAM_SRAM_CHANNEL_J SRAM_CH10
#define AUDIO_UPSTREAM_SRAM_CHANNEL_B SRAM_CH11
-#define VIDEO_IOCTL_CH 11
struct sram_channel {
char *name;
@@ -503,10 +358,8 @@ struct sram_channel {
u32 jumponly;
u32 irq_bit;
};
-extern struct sram_channel cx25821_sram_channels[];
-#define STATUS_SUCCESS 0
-#define STATUS_UNSUCCESSFUL -1
+extern const struct sram_channel cx25821_sram_channels[];
#define cx_read(reg) readl(dev->lmmio + ((reg)>>2))
#define cx_write(reg, value) writel((value), dev->lmmio + ((reg)>>2))
@@ -529,8 +382,6 @@ extern struct sram_channel cx25821_sram_channels[];
pr_info("(%d): " fmt, dev->board, ##args)
extern int cx25821_i2c_register(struct cx25821_i2c *bus);
-extern void cx25821_card_setup(struct cx25821_dev *dev);
-extern int cx25821_ir_init(struct cx25821_dev *dev);
extern int cx25821_i2c_read(struct cx25821_i2c *bus, u16 reg_addr, int *value);
extern int cx25821_i2c_write(struct cx25821_i2c *bus, u16 reg_addr, int value);
extern int cx25821_i2c_unregister(struct cx25821_i2c *bus);
@@ -551,7 +402,7 @@ extern int medusa_set_saturation(struct cx25821_dev *dev, int saturation,
int decoder);
extern int cx25821_sram_channel_setup(struct cx25821_dev *dev,
- struct sram_channel *ch, unsigned int bpl,
+ const struct sram_channel *ch, unsigned int bpl,
u32 risc);
extern int cx25821_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
@@ -570,46 +421,31 @@ extern void cx25821_free_buffer(struct videobuf_queue *q,
extern int cx25821_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
u32 reg, u32 mask, u32 value);
extern void cx25821_sram_channel_dump(struct cx25821_dev *dev,
- struct sram_channel *ch);
+ const struct sram_channel *ch);
extern void cx25821_sram_channel_dump_audio(struct cx25821_dev *dev,
- struct sram_channel *ch);
+ const struct sram_channel *ch);
extern struct cx25821_dev *cx25821_dev_get(struct pci_dev *pci);
extern void cx25821_print_irqbits(char *name, char *tag, char **strings,
int len, u32 bits, u32 mask);
extern void cx25821_dev_unregister(struct cx25821_dev *dev);
extern int cx25821_sram_channel_setup_audio(struct cx25821_dev *dev,
- struct sram_channel *ch,
+ const struct sram_channel *ch,
unsigned int bpl, u32 risc);
-extern int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev,
- int channel_select, int pixel_format);
-extern int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev,
- int channel_select, int pixel_format);
+extern int cx25821_vidupstream_init(struct cx25821_channel *chan, int pixel_format);
extern int cx25821_audio_upstream_init(struct cx25821_dev *dev,
int channel_select);
-extern void cx25821_free_mem_upstream_ch1(struct cx25821_dev *dev);
-extern void cx25821_free_mem_upstream_ch2(struct cx25821_dev *dev);
+extern int cx25821_write_frame(struct cx25821_channel *chan,
+ const char __user *data, size_t count);
+extern void cx25821_free_mem_upstream(struct cx25821_channel *chan);
extern void cx25821_free_mem_upstream_audio(struct cx25821_dev *dev);
-extern void cx25821_start_upstream_video_ch1(struct cx25821_dev *dev,
- struct upstream_user_struct
- *up_data);
-extern void cx25821_start_upstream_video_ch2(struct cx25821_dev *dev,
- struct upstream_user_struct
- *up_data);
-extern void cx25821_start_upstream_audio(struct cx25821_dev *dev,
- struct upstream_user_struct *up_data);
-extern void cx25821_stop_upstream_video_ch1(struct cx25821_dev *dev);
-extern void cx25821_stop_upstream_video_ch2(struct cx25821_dev *dev);
+extern void cx25821_stop_upstream_video(struct cx25821_channel *chan);
extern void cx25821_stop_upstream_audio(struct cx25821_dev *dev);
extern int cx25821_sram_channel_setup_upstream(struct cx25821_dev *dev,
- struct sram_channel *ch,
+ const struct sram_channel *ch,
unsigned int bpl, u32 risc);
extern void cx25821_set_pixel_format(struct cx25821_dev *dev, int channel,
u32 format);
-extern void cx25821_videoioctl_unregister(struct cx25821_dev *dev);
-extern struct video_device *cx25821_vdev_init(struct cx25821_dev *dev,
- struct pci_dev *pci,
- struct video_device *template,
- char *type);
+
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 15:33:59 +0000