diff options
Diffstat (limited to 'drivers/media/video/cx18/cx18-driver.c')
| -rw-r--r-- | drivers/media/video/cx18/cx18-driver.c | 1359 |
1 files changed, 0 insertions, 1359 deletions
diff --git a/drivers/media/video/cx18/cx18-driver.c b/drivers/media/video/cx18/cx18-driver.c deleted file mode 100644 index 75c890907920..000000000000 --- a/drivers/media/video/cx18/cx18-driver.c +++ /dev/null @@ -1,1359 +0,0 @@ -/* - * cx18 driver initialization and card probing - * - * Derived from ivtv-driver.c - * - * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> - * Copyright (C) 2008 Andy Walls <awalls@md.metrocast.net> - * - * 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., 59 Temple Place, Suite 330, Boston, MA - * 02111-1307 USA - */ - -#include "cx18-driver.h" -#include "cx18-io.h" -#include "cx18-version.h" -#include "cx18-cards.h" -#include "cx18-i2c.h" -#include "cx18-irq.h" -#include "cx18-gpio.h" -#include "cx18-firmware.h" -#include "cx18-queue.h" -#include "cx18-streams.h" -#include "cx18-av-core.h" -#include "cx18-scb.h" -#include "cx18-mailbox.h" -#include "cx18-ioctl.h" -#include "cx18-controls.h" -#include "tuner-xc2028.h" -#include <linux/dma-mapping.h> -#include <media/tveeprom.h> - -/* If you have already X v4l cards, then set this to X. This way - the device numbers stay matched. Example: you have a WinTV card - without radio and a Compro H900 with. Normally this would give a - video1 device together with a radio0 device for the Compro. By - setting this to 1 you ensure that radio0 is now also radio1. */ -int cx18_first_minor; - -/* Callback for registering extensions */ -int (*cx18_ext_init)(struct cx18 *); -EXPORT_SYMBOL(cx18_ext_init); - -/* add your revision and whatnot here */ -static struct pci_device_id cx18_pci_tbl[] __devinitdata = { - {PCI_VENDOR_ID_CX, PCI_DEVICE_ID_CX23418, - PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {0,} -}; - -MODULE_DEVICE_TABLE(pci, cx18_pci_tbl); - -static atomic_t cx18_instance = ATOMIC_INIT(0); - -/* Parameter declarations */ -static int cardtype[CX18_MAX_CARDS]; -static int tuner[CX18_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1 }; -static int radio[CX18_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1 }; -static unsigned cardtype_c = 1; -static unsigned tuner_c = 1; -static unsigned radio_c = 1; -static char pal[] = "--"; -static char secam[] = "--"; -static char ntsc[] = "-"; - -/* Buffers */ -static int enc_ts_buffers = CX18_DEFAULT_ENC_TS_BUFFERS; -static int enc_mpg_buffers = CX18_DEFAULT_ENC_MPG_BUFFERS; -static int enc_idx_buffers = CX18_DEFAULT_ENC_IDX_BUFFERS; -static int enc_yuv_buffers = CX18_DEFAULT_ENC_YUV_BUFFERS; -static int enc_vbi_buffers = CX18_DEFAULT_ENC_VBI_BUFFERS; -static int enc_pcm_buffers = CX18_DEFAULT_ENC_PCM_BUFFERS; - -static int enc_ts_bufsize = CX18_DEFAULT_ENC_TS_BUFSIZE; -static int enc_mpg_bufsize = CX18_DEFAULT_ENC_MPG_BUFSIZE; -static int enc_idx_bufsize = CX18_DEFAULT_ENC_IDX_BUFSIZE; -static int enc_yuv_bufsize = CX18_DEFAULT_ENC_YUV_BUFSIZE; -static int enc_pcm_bufsize = CX18_DEFAULT_ENC_PCM_BUFSIZE; - -static int enc_ts_bufs = -1; -static int enc_mpg_bufs = -1; -static int enc_idx_bufs = CX18_MAX_FW_MDLS_PER_STREAM; -static int enc_yuv_bufs = -1; -static int enc_vbi_bufs = -1; -static int enc_pcm_bufs = -1; - - -static int cx18_pci_latency = 1; - -static int mmio_ndelay; -static int retry_mmio = 1; - -int cx18_debug; - -module_param_array(tuner, int, &tuner_c, 0644); -module_param_array(radio, int, &radio_c, 0644); -module_param_array(cardtype, int, &cardtype_c, 0644); -module_param_string(pal, pal, sizeof(pal), 0644); -module_param_string(secam, secam, sizeof(secam), 0644); -module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); -module_param_named(debug, cx18_debug, int, 0644); -module_param(mmio_ndelay, int, 0644); -module_param(retry_mmio, int, 0644); -module_param(cx18_pci_latency, int, 0644); -module_param(cx18_first_minor, int, 0644); - -module_param(enc_ts_buffers, int, 0644); -module_param(enc_mpg_buffers, int, 0644); -module_param(enc_idx_buffers, int, 0644); -module_param(enc_yuv_buffers, int, 0644); -module_param(enc_vbi_buffers, int, 0644); -module_param(enc_pcm_buffers, int, 0644); - -module_param(enc_ts_bufsize, int, 0644); -module_param(enc_mpg_bufsize, int, 0644); -module_param(enc_idx_bufsize, int, 0644); -module_param(enc_yuv_bufsize, int, 0644); -module_param(enc_pcm_bufsize, int, 0644); - -module_param(enc_ts_bufs, int, 0644); -module_param(enc_mpg_bufs, int, 0644); -module_param(enc_idx_bufs, int, 0644); -module_param(enc_yuv_bufs, int, 0644); -module_param(enc_vbi_bufs, int, 0644); -module_param(enc_pcm_bufs, int, 0644); - -MODULE_PARM_DESC(tuner, "Tuner type selection,\n" - "\t\t\tsee tuner.h for values"); -MODULE_PARM_DESC(radio, - "Enable or disable the radio. Use only if autodetection\n" - "\t\t\tfails. 0 = disable, 1 = enable"); -MODULE_PARM_DESC(cardtype, - "Only use this option if your card is not detected properly.\n" - "\t\tSpecify card type:\n" - "\t\t\t 1 = Hauppauge HVR 1600 (ESMT memory)\n" - "\t\t\t 2 = Hauppauge HVR 1600 (Samsung memory)\n" - "\t\t\t 3 = Compro VideoMate H900\n" - "\t\t\t 4 = Yuan MPC718\n" - "\t\t\t 5 = Conexant Raptor PAL/SECAM\n" - "\t\t\t 6 = Toshiba Qosmio DVB-T/Analog\n" - "\t\t\t 7 = Leadtek WinFast PVR2100\n" - "\t\t\t 8 = Leadtek WinFast DVR3100 H\n" - "\t\t\t 9 = GoTView PCI DVD3 Hybrid\n" - "\t\t\t 10 = Hauppauge HVR 1600 (S5H1411)\n" - "\t\t\t 0 = Autodetect (default)\n" - "\t\t\t-1 = Ignore this card\n\t\t"); -MODULE_PARM_DESC(pal, "Set PAL standard: B, G, H, D, K, I, M, N, Nc, 60"); -MODULE_PARM_DESC(secam, "Set SECAM standard: B, G, H, D, K, L, LC"); -MODULE_PARM_DESC(ntsc, "Set NTSC standard: M, J, K"); -MODULE_PARM_DESC(debug, - "Debug level (bitmask). Default: 0\n" - "\t\t\t 1/0x0001: warning\n" - "\t\t\t 2/0x0002: info\n" - "\t\t\t 4/0x0004: mailbox\n" - "\t\t\t 8/0x0008: dma\n" - "\t\t\t 16/0x0010: ioctl\n" - "\t\t\t 32/0x0020: file\n" - "\t\t\t 64/0x0040: i2c\n" - "\t\t\t128/0x0080: irq\n" - "\t\t\t256/0x0100: high volume\n"); -MODULE_PARM_DESC(cx18_pci_latency, - "Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n" - "\t\t\tDefault: Yes"); -MODULE_PARM_DESC(retry_mmio, - "(Deprecated) MMIO writes are now always checked and retried\n" - "\t\t\tEffectively: 1 [Yes]"); -MODULE_PARM_DESC(mmio_ndelay, - "(Deprecated) MMIO accesses are now never purposely delayed\n" - "\t\t\tEffectively: 0 ns"); -MODULE_PARM_DESC(enc_ts_buffers, - "Encoder TS buffer memory (MB). (enc_ts_bufs can override)\n" - "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_TS_BUFFERS)); -MODULE_PARM_DESC(enc_ts_bufsize, - "Size of an encoder TS buffer (kB)\n" - "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_TS_BUFSIZE)); -MODULE_PARM_DESC(enc_ts_bufs, - "Number of encoder TS buffers\n" - "\t\t\tDefault is computed from other enc_ts_* parameters"); -MODULE_PARM_DESC(enc_mpg_buffers, - "Encoder MPG buffer memory (MB). (enc_mpg_bufs can override)\n" - "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_MPG_BUFFERS)); -MODULE_PARM_DESC(enc_mpg_bufsize, - "Size of an encoder MPG buffer (kB)\n" - "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_MPG_BUFSIZE)); -MODULE_PARM_DESC(enc_mpg_bufs, - "Number of encoder MPG buffers\n" - "\t\t\tDefault is computed from other enc_mpg_* parameters"); -MODULE_PARM_DESC(enc_idx_buffers, - "(Deprecated) Encoder IDX buffer memory (MB)\n" - "\t\t\tIgnored, except 0 disables IDX buffer allocations\n" - "\t\t\tDefault: 1 [Enabled]"); -MODULE_PARM_DESC(enc_idx_bufsize, - "Size of an encoder IDX buffer (kB)\n" - "\t\t\tAllowed values are multiples of 1.5 kB rounded up\n" - "\t\t\t(multiples of size required for 64 index entries)\n" - "\t\t\tDefault: 2"); -MODULE_PARM_DESC(enc_idx_bufs, - "Number of encoder IDX buffers\n" - "\t\t\tDefault: " __stringify(CX18_MAX_FW_MDLS_PER_STREAM)); -MODULE_PARM_DESC(enc_yuv_buffers, - "Encoder YUV buffer memory (MB). (enc_yuv_bufs can override)\n" - "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_YUV_BUFFERS)); -MODULE_PARM_DESC(enc_yuv_bufsize, - "Size of an encoder YUV buffer (kB)\n" - "\t\t\tAllowed values are multiples of 33.75 kB rounded up\n" - "\t\t\t(multiples of size required for 32 screen lines)\n" - "\t\t\tDefault: 102"); -MODULE_PARM_DESC(enc_yuv_bufs, - "Number of encoder YUV buffers\n" - "\t\t\tDefault is computed from other enc_yuv_* parameters"); -MODULE_PARM_DESC(enc_vbi_buffers, - "Encoder VBI buffer memory (MB). (enc_vbi_bufs can override)\n" - "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_VBI_BUFFERS)); -MODULE_PARM_DESC(enc_vbi_bufs, - "Number of encoder VBI buffers\n" - "\t\t\tDefault is computed from enc_vbi_buffers"); -MODULE_PARM_DESC(enc_pcm_buffers, - "Encoder PCM buffer memory (MB). (enc_pcm_bufs can override)\n" - "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_PCM_BUFFERS)); -MODULE_PARM_DESC(enc_pcm_bufsize, - "Size of an encoder PCM buffer (kB)\n" - "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_PCM_BUFSIZE)); -MODULE_PARM_DESC(enc_pcm_bufs, - "Number of encoder PCM buffers\n" - "\t\t\tDefault is computed from other enc_pcm_* parameters"); - -MODULE_PARM_DESC(cx18_first_minor, - "Set device node number assigned to first card"); - -MODULE_AUTHOR("Hans Verkuil"); -MODULE_DESCRIPTION("CX23418 driver"); -MODULE_SUPPORTED_DEVICE("CX23418 MPEG2 encoder"); -MODULE_LICENSE("GPL"); - -MODULE_VERSION(CX18_VERSION); - -#if defined(CONFIG_MODULES) && defined(MODULE) -static void request_module_async(struct work_struct *work) -{ - struct cx18 *dev = container_of(work, struct cx18, request_module_wk); - - /* Make sure cx18-alsa module is loaded */ - request_module("cx18-alsa"); - - /* Initialize cx18-alsa for this instance of the cx18 device */ - if (cx18_ext_init != NULL) - cx18_ext_init(dev); -} - -static void request_modules(struct cx18 *dev) -{ - INIT_WORK(&dev->request_module_wk, request_module_async); - schedule_work(&dev->request_module_wk); -} - -static void flush_request_modules(struct cx18 *dev) -{ - flush_work(&dev->request_module_wk); -} -#else -#define request_modules(dev) -#define flush_request_modules(dev) -#endif /* CONFIG_MODULES */ - -/* Generic utility functions */ -int cx18_msleep_timeout(unsigned int msecs, int intr) -{ - long int timeout = msecs_to_jiffies(msecs); - int sig; - - do { - set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE); - timeout = schedule_timeout(timeout); - sig = intr ? signal_pending(current) : 0; - } while (!sig && timeout); - return sig; -} - -/* Release ioremapped memory */ -static void cx18_iounmap(struct cx18 *cx) -{ - if (cx == NULL) - return; - - /* Release io memory */ - if (cx->enc_mem != NULL) { - CX18_DEBUG_INFO("releasing enc_mem\n"); - iounmap(cx->enc_mem); - cx->enc_mem = NULL; - } -} - -static void cx18_eeprom_dump(struct cx18 *cx, unsigned char *eedata, int len) -{ - int i; - - CX18_INFO("eeprom dump:\n"); - for (i = 0; i < len; i++) { - if (0 == (i % 16)) - CX18_INFO("eeprom %02x:", i); - printk(KERN_CONT " %02x", eedata[i]); - if (15 == (i % 16)) - printk(KERN_CONT "\n"); - } -} - -/* Hauppauge card? get values from tveeprom */ -void cx18_read_eeprom(struct cx18 *cx, struct tveeprom *tv) -{ - struct i2c_client c; - u8 eedata[256]; - - memset(&c, 0, sizeof(c)); - strlcpy(c.name, "cx18 tveeprom tmp", sizeof(c.name)); - c.adapter = &cx->i2c_adap[0]; - c.addr = 0xA0 >> 1; - - memset(tv, 0, sizeof(*tv)); - if (tveeprom_read(&c, eedata, sizeof(eedata))) - return; - - switch (cx->card->type) { - case CX18_CARD_HVR_1600_ESMT: - case CX18_CARD_HVR_1600_SAMSUNG: - case CX18_CARD_HVR_1600_S5H1411: - tveeprom_hauppauge_analog(&c, tv, eedata); - break; - case CX18_CARD_YUAN_MPC718: - case CX18_CARD_GOTVIEW_PCI_DVD3: - tv->model = 0x718; - cx18_eeprom_dump(cx, eedata, sizeof(eedata)); - CX18_INFO("eeprom PCI ID: %02x%02x:%02x%02x\n", - eedata[2], eedata[1], eedata[4], eedata[3]); - break; - default: - tv->model = 0xffffffff; - cx18_eeprom_dump(cx, eedata, sizeof(eedata)); - break; - } -} - -static void cx18_process_eeprom(struct cx18 *cx) -{ - struct tveeprom tv; - - cx18_read_eeprom(cx, &tv); - - /* Many thanks to Steven Toth from Hauppauge for providing the - model numbers */ - /* Note: the Samsung memory models cannot be reliably determined - from the model number. Use the cardtype module option if you - have one of these preproduction models. */ - switch (tv.model) { - case 74301: /* Retail models */ - case 74321: - case 74351: /* OEM models */ - case 74361: - /* Digital side is s5h1411/tda18271 */ - cx->card = cx18_get_card(CX18_CARD_HVR_1600_S5H1411); - break; - case 74021: /* Retail models */ - case 74031: - case 74041: - case 74141: - case 74541: /* OEM models */ - case 74551: - case 74591: - case 74651: - case 74691: - case 74751: - case 74891: - /* Digital side is s5h1409/mxl5005s */ - cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); - break; - case 0x718: - return; - case 0xffffffff: - CX18_INFO("Unknown EEPROM encoding\n"); - return; - case 0: - CX18_ERR("Invalid EEPROM\n"); - return; - default: - CX18_ERR("Unknown model %d, defaulting to original HVR-1600 " - "(cardtype=1)\n", tv.model); - cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); - break; - } - - cx->v4l2_cap = cx->card->v4l2_capabilities; - cx->card_name = cx->card->name; - cx->card_i2c = cx->card->i2c; - - CX18_INFO("Autodetected %s\n", cx->card_name); - - if (tv.tuner_type == TUNER_ABSENT) - CX18_ERR("tveeprom cannot autodetect tuner!\n"); - - if (cx->options.tuner == -1) - cx->options.tuner = tv.tuner_type; - if (cx->options.radio == -1) - cx->options.radio = (tv.has_radio != 0); - - if (cx->std != 0) - /* user specified tuner standard */ - return; - - /* autodetect tuner standard */ -#define TVEEPROM_TUNER_FORMAT_ALL (V4L2_STD_B | V4L2_STD_GH | \ - V4L2_STD_MN | \ - V4L2_STD_PAL_I | \ - V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC | \ - V4L2_STD_DK) - if ((tv.tuner_formats & TVEEPROM_TUNER_FORMAT_ALL) - == TVEEPROM_TUNER_FORMAT_ALL) { - CX18_DEBUG_INFO("Worldwide tuner detected\n"); - cx->std = V4L2_STD_ALL; - } else if (tv.tuner_formats & V4L2_STD_PAL) { - CX18_DEBUG_INFO("PAL tuner detected\n"); - cx->std |= V4L2_STD_PAL_BG | V4L2_STD_PAL_H; - } else if (tv.tuner_formats & V4L2_STD_NTSC) { - CX18_DEBUG_INFO("NTSC tuner detected\n"); - cx->std |= V4L2_STD_NTSC_M; - } else if (tv.tuner_formats & V4L2_STD_SECAM) { - CX18_DEBUG_INFO("SECAM tuner detected\n"); - cx->std |= V4L2_STD_SECAM_L; - } else { - CX18_INFO("No tuner detected, default to NTSC-M\n"); - cx->std |= V4L2_STD_NTSC_M; - } -} - -static v4l2_std_id cx18_parse_std(struct cx18 *cx) -{ - switch (pal[0]) { - case '6': - return V4L2_STD_PAL_60; - case 'b': - case 'B': - case 'g': - case 'G': - return V4L2_STD_PAL_BG; - case 'h': - case 'H': - return V4L2_STD_PAL_H; - case 'n': - case 'N': - if (pal[1] == 'c' || pal[1] == 'C') - return V4L2_STD_PAL_Nc; - return V4L2_STD_PAL_N; - case 'i': - case 'I': - return V4L2_STD_PAL_I; - case 'd': - case 'D': - case 'k': - case 'K': - return V4L2_STD_PAL_DK; - case 'M': - case 'm': - return V4L2_STD_PAL_M; - case '-': - break; - default: - CX18_WARN("pal= argument not recognised\n"); - return 0; - } - - switch (secam[0]) { - case 'b': - case 'B': - case 'g': - case 'G': - case 'h': - case 'H': - return V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; - case 'd': - case 'D': - case 'k': - case 'K': - return V4L2_STD_SECAM_DK; - case 'l': - case 'L': - if (secam[1] == 'C' || secam[1] == 'c') - return V4L2_STD_SECAM_LC; - return V4L2_STD_SECAM_L; - case '-': - break; - default: - CX18_WARN("secam= argument not recognised\n"); - return 0; - } - - switch (ntsc[0]) { - case 'm': - case 'M': - return V4L2_STD_NTSC_M; - case 'j': - case 'J': - return V4L2_STD_NTSC_M_JP; - case 'k': - case 'K': - return V4L2_STD_NTSC_M_KR; - case '-': - break; - default: - CX18_WARN("ntsc= argument not recognised\n"); - return 0; - } - - /* no match found */ - return 0; -} - -static void cx18_process_options(struct cx18 *cx) -{ - int i, j; - - cx->options.megabytes[CX18_ENC_STREAM_TYPE_TS] = enc_ts_buffers; - cx->options.megabytes[CX18_ENC_STREAM_TYPE_MPG] = enc_mpg_buffers; - cx->options.megabytes[CX18_ENC_STREAM_TYPE_IDX] = enc_idx_buffers; - cx->options.megabytes[CX18_ENC_STREAM_TYPE_YUV] = enc_yuv_buffers; - cx->options.megabytes[CX18_ENC_STREAM_TYPE_VBI] = enc_vbi_buffers; - cx->options.megabytes[CX18_ENC_STREAM_TYPE_PCM] = enc_pcm_buffers; - cx->options.megabytes[CX18_ENC_STREAM_TYPE_RAD] = 0; /* control only */ - - cx->stream_buffers[CX18_ENC_STREAM_TYPE_TS] = enc_ts_bufs; - cx->stream_buffers[CX18_ENC_STREAM_TYPE_MPG] = enc_mpg_bufs; - cx->stream_buffers[CX18_ENC_STREAM_TYPE_IDX] = enc_idx_bufs; - cx->stream_buffers[CX18_ENC_STREAM_TYPE_YUV] = enc_yuv_bufs; - cx->stream_buffers[CX18_ENC_STREAM_TYPE_VBI] = enc_vbi_bufs; - cx->stream_buffers[CX18_ENC_STREAM_TYPE_PCM] = enc_pcm_bufs; - cx->stream_buffers[CX18_ENC_STREAM_TYPE_RAD] = 0; /* control, no data */ - - cx->stream_buf_size[CX18_ENC_STREAM_TYPE_TS] = enc_ts_bufsize; - cx->stream_buf_size[CX18_ENC_STREAM_TYPE_MPG] = enc_mpg_bufsize; - cx->stream_buf_size[CX18_ENC_STREAM_TYPE_IDX] = enc_idx_bufsize; - cx->stream_buf_size[CX18_ENC_STREAM_TYPE_YUV] = enc_yuv_bufsize; - cx->stream_buf_size[CX18_ENC_STREAM_TYPE_VBI] = vbi_active_samples * 36; - cx->stream_buf_size[CX18_ENC_STREAM_TYPE_PCM] = enc_pcm_bufsize; - cx->stream_buf_size[CX18_ENC_STREAM_TYPE_RAD] = 0; /* control no data */ - - /* Ensure stream_buffers & stream_buf_size are valid */ - for (i = 0; i < CX18_MAX_STREAMS; i++) { - if (cx->stream_buffers[i] == 0 || /* User said 0 buffers */ - cx->options.megabytes[i] <= 0 || /* User said 0 MB total */ - cx->stream_buf_size[i] <= 0) { /* User said buf size 0 */ - cx->options.megabytes[i] = 0; - cx->stream_buffers[i] = 0; - cx->stream_buf_size[i] = 0; - continue; - } - /* - * YUV is a special case where the stream_buf_size needs to be - * an integral multiple of 33.75 kB (storage for 32 screens - * lines to maintain alignment in case of lost buffers). - * - * IDX is a special case where the stream_buf_size should be - * an integral multiple of 1.5 kB (storage for 64 index entries - * to maintain alignment in case of lost buffers). - * - */ - if (i == CX18_ENC_STREAM_TYPE_YUV) { - cx->stream_buf_size[i] *= 1024; - cx->stream_buf_size[i] -= - (cx->stream_buf_size[i] % CX18_UNIT_ENC_YUV_BUFSIZE); - - if (cx->stream_buf_size[i] < CX18_UNIT_ENC_YUV_BUFSIZE) - cx->stream_buf_size[i] = - CX18_UNIT_ENC_YUV_BUFSIZE; - } else if (i == CX18_ENC_STREAM_TYPE_IDX) { - cx->stream_buf_size[i] *= 1024; - cx->stream_buf_size[i] -= - (cx->stream_buf_size[i] % CX18_UNIT_ENC_IDX_BUFSIZE); - - if (cx->stream_buf_size[i] < CX18_UNIT_ENC_IDX_BUFSIZE) - cx->stream_buf_size[i] = - CX18_UNIT_ENC_IDX_BUFSIZE; - } - /* - * YUV and IDX are special cases where the stream_buf_size is - * now in bytes. - * VBI is a special case where the stream_buf_size is fixed - * and already in bytes - */ - if (i == CX18_ENC_STREAM_TYPE_VBI || - i == CX18_ENC_STREAM_TYPE_YUV || - i == CX18_ENC_STREAM_TYPE_IDX) { - if (cx->stream_buffers[i] < 0) { - cx->stream_buffers[i] = - cx->options.megabytes[i] * 1024 * 1024 - / cx->stream_buf_size[i]; - } else { - /* N.B. This might round down to 0 */ - cx->options.megabytes[i] = - cx->stream_buffers[i] - * cx->stream_buf_size[i]/(1024 * 1024); - } - } else { - /* All other streams have stream_buf_size in kB here */ - if (cx->stream_buffers[i] < 0) { - cx->stream_buffers[i] = - cx->options.megabytes[i] * 1024 - / cx->stream_buf_size[i]; - } else { - /* N.B. This might round down to 0 */ - cx->options.megabytes[i] = - cx->stream_buffers[i] - * cx->stream_buf_size[i] / 1024; - } - /* convert from kB to bytes */ - cx->stream_buf_size[i] *= 1024; - } - CX18_DEBUG_INFO("Stream type %d options: %d MB, %d buffers, " - "%d bytes\n", i, cx->options.megabytes[i], - cx->stream_buffers[i], cx->stream_buf_size[i]); - } - - cx->options.cardtype = cardtype[cx->instance]; - cx->options.tuner = tuner[cx->instance]; - cx->options.radio = radio[cx->instance]; - - cx->std = cx18_parse_std(cx); - if (cx->options.cardtype == -1) { - CX18_INFO("Ignore card\n"); - return; - } - cx->card = cx18_get_card(cx->options.cardtype - 1); - if (cx->card) - CX18_INFO("User specified %s card\n", cx->card->name); - else if (cx->options.cardtype != 0) - CX18_ERR("Unknown user specified type, trying to autodetect card\n"); - if (cx->card == NULL) { - if (cx->pci_dev->subsystem_vendor == CX18_PCI_ID_HAUPPAUGE) { - cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); - CX18_INFO("Autodetected Hauppauge card\n"); - } - } - if (cx->card == NULL) { - for (i = 0; (cx->card = cx18_get_card(i)); i++) { - if (cx->card->pci_list == NULL) - continue; - for (j = 0; cx->card->pci_list[j].device; j++) { - if (cx->pci_dev->device != - cx->card->pci_list[j].device) - continue; - if (cx->pci_dev->subsystem_vendor != - cx->card->pci_list[j].subsystem_vendor) - continue; - if (cx->pci_dev->subsystem_device != - cx->card->pci_list[j].subsystem_device) - continue; - CX18_INFO("Autodetected %s card\n", cx->card->name); - goto done; - } - } - } -done: - - if (cx->card == NULL) { - cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); - CX18_ERR("Unknown card: vendor/device: [%04x:%04x]\n", - cx->pci_dev->vendor, cx->pci_dev->device); - CX18_ERR(" subsystem vendor/device: [%04x:%04x]\n", - cx->pci_dev->subsystem_vendor, - cx->pci_dev->subsystem_device); - CX18_ERR("Defaulting to %s card\n", cx->card->name); - CX18_ERR("Please mail the vendor/device and subsystem vendor/device IDs and what kind of\n"); - CX18_ERR("card you have to the ivtv-devel mailinglist (www.ivtvdriver.org)\n"); - CX18_ERR("Prefix your subject line with [UNKNOWN CX18 CARD].\n"); - } - cx->v4l2_cap = cx->card->v4l2_capabilities; - cx->card_name = cx->card->name; - cx->card_i2c = cx->card->i2c; -} - -static int __devinit cx18_create_in_workq(struct cx18 *cx) -{ - snprintf(cx->in_workq_name, sizeof(cx->in_workq_name), "%s-in", - cx->v4l2_dev.name); - cx->in_work_queue = alloc_ordered_workqueue(cx->in_workq_name, 0); - if (cx->in_work_queue == NULL) { - CX18_ERR("Unable to create incoming mailbox handler thread\n"); - return -ENOMEM; - } - return 0; -} - -static void __devinit cx18_init_in_work_orders(struct cx18 *cx) -{ - int i; - for (i = 0; i < CX18_MAX_IN_WORK_ORDERS; i++) { - cx->in_work_order[i].cx = cx; - cx->in_work_order[i].str = cx->epu_debug_str; - INIT_WORK(&cx->in_work_order[i].work, cx18_in_work_handler); - } -} - -/* Precondition: the cx18 structure has been memset to 0. Only - the dev and instance fields have been filled in. - No assumptions on the card type may be made here (see cx18_init_struct2 - for that). - */ -static int __devinit cx18_init_struct1(struct cx18 *cx) -{ - int ret; - - cx->base_addr = pci_resource_start(cx->pci_dev, 0); - - mutex_init(&cx->serialize_lock); - mutex_init(&cx->gpio_lock); - mutex_init(&cx->epu2apu_mb_lock); - mutex_init(&cx->epu2cpu_mb_lock); - - ret = cx18_create_in_workq(cx); - if (ret) - return ret; - - cx18_init_in_work_orders(cx); - - /* start counting open_id at 1 */ - cx->open_id = 1; - - /* Initial settings */ - cx->cxhdl.port = CX2341X_PORT_MEMORY; - cx->cxhdl.capabilities = CX2341X_CAP_HAS_TS | CX2341X_CAP_HAS_SLICED_VBI; - cx->cxhdl.ops = &cx18_cxhdl_ops; - cx->cxhdl.func = cx18_api_func; - cx->cxhdl.priv = &cx->streams[CX18_ENC_STREAM_TYPE_MPG]; - ret = cx2341x_handler_init(&cx->cxhdl, 50); - if (ret) - return ret; - cx->v4l2_dev.ctrl_handler = &cx->cxhdl.hdl; - - cx->temporal_strength = cx->cxhdl.video_temporal_filter->cur.val; - cx->spatial_strength = cx->cxhdl.video_spatial_filter->cur.val; - cx->filter_mode = cx->cxhdl.video_spatial_filter_mode->cur.val | - (cx->cxhdl.video_temporal_filter_mode->cur.val << 1) | - (cx->cxhdl.video_median_filter_type->cur.val << 2); - - init_waitqueue_head(&cx->cap_w); - init_waitqueue_head(&cx->mb_apu_waitq); - init_waitqueue_head(&cx->mb_cpu_waitq); - init_waitqueue_head(&cx->dma_waitq); - - /* VBI */ - cx->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE; - cx->vbi.sliced_in = &cx->vbi.in.fmt.sliced; - - /* IVTV style VBI insertion into MPEG streams */ - INIT_LIST_HEAD(&cx->vbi.sliced_mpeg_buf.list); - INIT_LIST_HEAD(&cx->vbi.sliced_mpeg_mdl.list); - INIT_LIST_HEAD(&cx->vbi.sliced_mpeg_mdl.buf_list); - list_add(&cx->vbi.sliced_mpeg_buf.list, - &cx->vbi.sliced_mpeg_mdl.buf_list); - return 0; -} - -/* Second initialization part. Here the card type has been - autodetected. */ -static void __devinit cx18_init_struct2(struct cx18 *cx) -{ - int i; - - for (i = 0; i < CX18_CARD_MAX_VIDEO_INPUTS; i++) - if (cx->card->video_inputs[i].video_type == 0) - break; - cx->nof_inputs = i; - for (i = 0; i < CX18_CARD_MAX_AUDIO_INPUTS; i++) - if (cx->card->audio_inputs[i].audio_type == 0) - break; - cx->nof_audio_inputs = i; - - /* Find tuner input */ - for (i = 0; i < cx->nof_inputs; i++) { - if (cx->card->video_inputs[i].video_type == - CX18_CARD_INPUT_VID_TUNER) - break; - } - if (i == cx->nof_inputs) - i = 0; - cx->active_input = i; - cx->audio_input = cx->card->video_inputs[i].audio_index; -} - -static int cx18_setup_pci(struct cx18 *cx, struct pci_dev *pci_dev, - const struct pci_device_id *pci_id) -{ - u16 cmd; - unsigned char pci_latency; - - CX18_DEBUG_INFO("Enabling pci device\n"); - - if (pci_enable_device(pci_dev)) { - CX18_ERR("Can't enable device %d!\n", cx->instance); - return -EIO; - } - if (pci_set_dma_mask(pci_dev, DMA_BIT_MASK(32))) { - CX18_ERR("No suitable DMA available, card %d\n", cx->instance); - return -EIO; - } - if (!request_mem_region(cx->base_addr, CX18_MEM_SIZE, "cx18 encoder")) { - CX18_ERR("Cannot request encoder memory region, card %d\n", - cx->instance); - return -EIO; - } - - /* Enable bus mastering and memory mapped IO for the CX23418 */ - pci_read_config_word(pci_dev, PCI_COMMAND, &cmd); - cmd |= PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER; - pci_write_config_word(pci_dev, PCI_COMMAND, cmd); - - cx->card_rev = pci_dev->revision; - pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &pci_latency); - - if (pci_latency < 64 && cx18_pci_latency) { - CX18_INFO("Unreasonably low latency timer, " - "setting to 64 (was %d)\n", pci_latency); - pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, 64); - pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &pci_latency); - } - - CX18_DEBUG_INFO("cx%d (rev %d) at %02x:%02x.%x, " - "irq: %d, latency: %d, memory: 0x%llx\n", - cx->pci_dev->device, cx->card_rev, pci_dev->bus->number, - PCI_SLOT(pci_dev->devfn), PCI_FUNC(pci_dev->devfn), - cx->pci_dev->irq, pci_latency, (u64)cx->base_addr); - - return 0; -} - -static void cx18_init_subdevs(struct cx18 *cx) -{ - u32 hw = cx->card->hw_all; - u32 device; - int i; - - for (i = 0, device = 1; i < 32; i++, device <<= 1) { - - if (!(device & hw)) - continue; - - switch (device) { - case CX18_HW_DVB: - case CX18_HW_TVEEPROM: - /* These subordinate devices do not use probing */ - cx->hw_flags |= device; - break; - case CX18_HW_418_AV: - /* The A/V decoder gets probed earlier to set PLLs */ - /* Just note that the card uses it (i.e. has analog) */ - cx->hw_flags |= device; - break; - case CX18_HW_GPIO_RESET_CTRL: - /* - * The Reset Controller gets probed and added to - * hw_flags earlier for i2c adapter/bus initialization - */ - break; - case CX18_HW_GPIO_MUX: - if (cx18_gpio_register(cx, device) == 0) - cx->hw_flags |= device; - break; - default: - if (cx18_i2c_register(cx, i) == 0) - cx->hw_flags |= device; - break; - } - } - - if (cx->hw_flags & CX18_HW_418_AV) - cx->sd_av = cx18_find_hw(cx, CX18_HW_418_AV); - - if (cx->card->hw_muxer != 0) - cx->sd_extmux = cx18_find_hw(cx, cx->card->hw_muxer); -} - -static int __devinit cx18_probe(struct pci_dev *pci_dev, - const struct pci_device_id *pci_id) -{ - int retval = 0; - int i; - u32 devtype; - struct cx18 *cx; - - /* FIXME - module parameter arrays constrain max instances */ - i = atomic_inc_return(&cx18_instance) - 1; - if (i >= CX18_MAX_CARDS) { - printk(KERN_ERR "cx18: cannot manage card %d, driver has a " - "limit of 0 - %d\n", i, CX18_MAX_CARDS - 1); - return -ENOMEM; - } - - cx = kzalloc(sizeof(struct cx18), GFP_ATOMIC); - if (cx == NULL) { - printk(KERN_ERR "cx18: cannot manage card %d, out of memory\n", - i); - return -ENOMEM; - } - cx->pci_dev = pci_dev; - cx->instance = i; - - retval = v4l2_device_register(&pci_dev->dev, &cx->v4l2_dev); - if (retval) { - printk(KERN_ERR "cx18: v4l2_device_register of card %d failed" - "\n", cx->instance); - kfree(cx); - return retval; - } - snprintf(cx->v4l2_dev.name, sizeof(cx->v4l2_dev.name), "cx18-%d", - cx->instance); - CX18_INFO("Initializing card %d\n", cx->instance); - - cx18_process_options(cx); - if (cx->options.cardtype == -1) { - retval = -ENODEV; - goto err; - } - - retval = cx18_init_struct1(cx); - if (retval) - goto err; - - CX18_DEBUG_INFO("base addr: 0x%llx\n", (u64)cx->base_addr); - - /* PCI Device Setup */ - retval = cx18_setup_pci(cx, pci_dev, pci_id); - if (retval != 0) - goto free_workqueues; - - /* map io memory */ - CX18_DEBUG_INFO("attempting ioremap at 0x%llx len 0x%08x\n", - (u64)cx->base_addr + CX18_MEM_OFFSET, CX18_MEM_SIZE); - cx->enc_mem = ioremap_nocache(cx->base_addr + CX18_MEM_OFFSET, - CX18_MEM_SIZE); - if (!cx->enc_mem) { - CX18_ERR("ioremap failed. Can't get a window into CX23418 " - "memory and register space\n"); - CX18_ERR("Each capture card with a CX23418 needs 64 MB of " - "vmalloc address space for the window\n"); - CX18_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n"); - CX18_ERR("Use the vmalloc= kernel command line option to set " - "VmallocTotal to a larger value\n"); - retval = -ENOMEM; - goto free_mem; - } - cx->reg_mem = cx->enc_mem + CX18_REG_OFFSET; - devtype = cx18_read_reg(cx, 0xC72028); - switch (devtype & 0xff000000) { - case 0xff000000: - CX18_INFO("cx23418 revision %08x (A)\n", devtype); - break; - case 0x01000000: - CX18_INFO("cx23418 revision %08x (B)\n", devtype); - break; - default: - CX18_INFO("cx23418 revision %08x (Unknown)\n", devtype); - break; - } - - cx18_init_power(cx, 1); - cx18_init_memory(cx); - - cx->scb = (struct cx18_scb __iomem *)(cx->enc_mem + SCB_OFFSET); - cx18_init_scb(cx); - - cx18_gpio_init(cx); - - /* Initialize integrated A/V decoder early to set PLLs, just in case */ - retval = cx18_av_probe(cx); - if (retval) { - CX18_ERR("Could not register A/V decoder subdevice\n"); - goto free_map; - } - - /* Initialize GPIO Reset Controller to do chip resets during i2c init */ - if (cx->card->hw_all & CX18_HW_GPIO_RESET_CTRL) { - if (cx18_gpio_register(cx, CX18_HW_GPIO_RESET_CTRL) != 0) - CX18_WARN("Could not register GPIO reset controller" - "subdevice; proceeding anyway.\n"); - else - cx->hw_flags |= CX18_HW_GPIO_RESET_CTRL; - } - - /* active i2c */ - CX18_DEBUG_INFO("activating i2c...\n"); - retval = init_cx18_i2c(cx); - if (retval) { - CX18_ERR("Could not initialize i2c\n"); - goto free_map; - } - - if (cx->card->hw_all & CX18_HW_TVEEPROM) { - /* Based on the model number the cardtype may be changed. - The PCI IDs are not always reliable. */ - const struct cx18_card *orig_card = cx->card; - cx18_process_eeprom(cx); - - if (cx->card != orig_card) { - /* Changed the cardtype; re-reset the I2C chips */ - cx18_gpio_init(cx); - cx18_call_hw(cx, CX18_HW_GPIO_RESET_CTRL, - core, reset, (u32) CX18_GPIO_RESET_I2C); - } - } - if (cx->card->comment) - CX18_INFO("%s", cx->card->comment); - if (cx->card->v4l2_capabilities == 0) { - retval = -ENODEV; - goto free_i2c; - } - cx18_init_memory(cx); - cx18_init_scb(cx); - - /* Register IRQ */ - retval = request_irq(cx->pci_dev->irq, cx18_irq_handler, - IRQF_SHARED | IRQF_DISABLED, - cx->v4l2_dev.name, (void *)cx); - if (retval) { - CX18_ERR("Failed to register irq %d\n", retval); - goto free_i2c; - } - - if (cx->std == 0) - cx->std = V4L2_STD_NTSC_M; - - if (cx->options.tuner == -1) { - for (i = 0; i < CX18_CARD_MAX_TUNERS; i++) { - if ((cx->std & cx->card->tuners[i].std) == 0) - continue; - cx->options.tuner = cx->card->tuners[i].tuner; - break; - } - } - /* if no tuner was found, then pick the first tuner in the card list */ - if (cx->options.tuner == -1 && cx->card->tuners[0].std) { - cx->std = cx->card->tuners[0].std; - if (cx->std & V4L2_STD_PAL) - cx->std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H; - else if (cx->std & V4L2_STD_NTSC) - cx->std = V4L2_STD_NTSC_M; - else if (cx->std & V4L2_STD_SECAM) - cx->std = V4L2_STD_SECAM_L; - cx->options.tuner = cx->card->tuners[0].tuner; - } - if (cx->options.radio == -1) - cx->options.radio = (cx->card->radio_input.audio_type != 0); - - /* The card is now fully identified, continue with card-specific - initialization. */ - cx18_init_struct2(cx); - - cx18_init_subdevs(cx); - - if (cx->std & V4L2_STD_525_60) - cx->is_60hz = 1; - else - cx->is_50hz = 1; - - cx2341x_handler_set_50hz(&cx->cxhdl, !cx->is_60hz); - - if (cx->options.radio > 0) - cx->v4l2_cap |= V4L2_CAP_RADIO; - - if (cx->options.tuner > -1) { - struct tuner_setup setup; - - setup.addr = ADDR_UNSET; - setup.type = cx->options.tuner; - setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */ - if (cx->options.radio > 0) - setup.mode_mask |= T_RADIO; - setup.tuner_callback = (setup.type == TUNER_XC2028) ? - cx18_reset_tuner_gpio : NULL; - cx18_call_all(cx, tuner, s_type_addr, &setup); - if (setup.type == TUNER_XC2028) { - static struct xc2028_ctrl ctrl = { - .fname = XC2028_DEFAULT_FIRMWARE, - .max_len = 64, - }; - struct v4l2_priv_tun_config cfg = { - .tuner = cx->options.tuner, - .priv = &ctrl, - }; - cx18_call_all(cx, tuner, s_config, &cfg); - } - } - - /* The tuner is fixed to the standard. The other inputs (e.g. S-Video) - are not. */ - cx->tuner_std = cx->std; - if (cx->std == V4L2_STD_ALL) - cx->std = V4L2_STD_NTSC_M; - - retval = cx18_streams_setup(cx); - if (retval) { - CX18_ERR("Error %d setting up streams\n", retval); - goto free_irq; - } - retval = cx18_streams_register(cx); - if (retval) { - CX18_ERR("Error %d registering devices\n", retval); - goto free_streams; - } - - CX18_INFO("Initialized card: %s\n", cx->card_name); - - /* Load cx18 submodules (cx18-alsa) */ - request_modules(cx); - return 0; - -free_streams: - cx18_streams_cleanup(cx, 1); -free_irq: - free_irq(cx->pci_dev->irq, (void *)cx); -free_i2c: - exit_cx18_i2c(cx); -free_map: - cx18_iounmap(cx); -free_mem: - release_mem_region(cx->base_addr, CX18_MEM_SIZE); -free_workqueues: - destroy_workqueue(cx->in_work_queue); -err: - if (retval == 0) - retval = -ENODEV; - CX18_ERR("Error %d on initialization\n", retval); - - v4l2_device_unregister(&cx->v4l2_dev); - kfree(cx); - return retval; -} - -int cx18_init_on_first_open(struct cx18 *cx) -{ - int video_input; - int fw_retry_count = 3; - struct v4l2_frequency vf; - struct cx18_open_id fh; - v4l2_std_id std; - - fh.cx = cx; - - if (test_bit(CX18_F_I_FAILED, &cx->i_flags)) - return -ENXIO; - - if (test_and_set_bit(CX18_F_I_INITED, &cx->i_flags)) - return 0; - - while (--fw_retry_count > 0) { - /* load firmware */ - if (cx18_firmware_init(cx) == 0) - break; - if (fw_retry_count > 1) - CX18_WARN("Retry loading firmware\n"); - } - - if (fw_retry_count == 0) { - set_bit(CX18_F_I_FAILED, &cx->i_flags); - return -ENXIO; - } - set_bit(CX18_F_I_LOADED_FW, &cx->i_flags); - - /* - * Init the firmware twice to work around a silicon bug - * with the digital TS. - * - * The second firmware load requires us to normalize the APU state, - * or the audio for the first analog capture will be badly incorrect. - * - * I can't seem to call APU_RESETAI and have it succeed without the - * APU capturing audio, so we start and stop it here to do the reset - */ - - /* MPEG Encoding, 224 kbps, MPEG Layer II, 48 ksps */ - cx18_vapi(cx, CX18_APU_START, 2, CX18_APU_ENCODING_METHOD_MPEG|0xb9, 0); - cx18_vapi(cx, CX18_APU_RESETAI, 0); - cx18_vapi(cx, CX18_APU_STOP, 1, CX18_APU_ENCODING_METHOD_MPEG); - - fw_retry_count = 3; - while (--fw_retry_count > 0) { - /* load firmware */ - if (cx18_firmware_init(cx) == 0) - break; - if (fw_retry_count > 1) - CX18_WARN("Retry loading firmware\n"); - } - - if (fw_retry_count == 0) { - set_bit(CX18_F_I_FAILED, &cx->i_flags); - return -ENXIO; - } - - /* - * The second firmware load requires us to normalize the APU state, - * or the audio for the first analog capture will be badly incorrect. - * - * I can't seem to call APU_RESETAI and have it succeed without the - * APU capturing audio, so we start and stop it here to do the reset - */ - - /* MPEG Encoding, 224 kbps, MPEG Layer II, 48 ksps */ - cx18_vapi(cx, CX18_APU_START, 2, CX18_APU_ENCODING_METHOD_MPEG|0xb9, 0); - cx18_vapi(cx, CX18_APU_RESETAI, 0); - cx18_vapi(cx, CX18_APU_STOP, 1, CX18_APU_ENCODING_METHOD_MPEG); - - /* Init the A/V decoder, if it hasn't been already */ - v4l2_subdev_call(cx->sd_av, core, load_fw); - - vf.tuner = 0; - vf.type = V4L2_TUNER_ANALOG_TV; - vf.frequency = 6400; /* the tuner 'baseline' frequency */ - - /* Set initial frequency. For PAL/SECAM broadcasts no - 'default' channel exists AFAIK. */ - if (cx->std == V4L2_STD_NTSC_M_JP) - vf.frequency = 1460; /* ch. 1 91250*16/1000 */ - else if (cx->std & V4L2_STD_NTSC_M) - vf.frequency = 1076; /* ch. 4 67250*16/1000 */ - - video_input = cx->active_input; - cx->active_input++; /* Force update of input */ - cx18_s_input(NULL, &fh, video_input); - - /* Let the VIDIOC_S_STD ioctl do all the work, keeps the code - in one place. */ - cx->std++; /* Force full standard initialization */ - std = (cx->tuner_std == V4L2_STD_ALL) ? V4L2_STD_NTSC_M : cx->tuner_std; - cx18_s_std(NULL, &fh, &std); - cx18_s_frequency(NULL, &fh, &vf); - return 0; -} - -static void cx18_cancel_in_work_orders(struct cx18 *cx) -{ - int i; - for (i = 0; i < CX18_MAX_IN_WORK_ORDERS; i++) - cancel_work_sync(&cx->in_work_order[i].work); -} - -static void cx18_cancel_out_work_orders(struct cx18 *cx) -{ - int i; - for (i = 0; i < CX18_MAX_STREAMS; i++) - if (&cx->streams[i].video_dev != NULL) - cancel_work_sync(&cx->streams[i].out_work_order); -} - -static void cx18_remove(struct pci_dev *pci_dev) -{ - struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); - struct cx18 *cx = to_cx18(v4l2_dev); - int i; - - CX18_DEBUG_INFO("Removing Card\n"); - - flush_request_modules(cx); - - /* Stop all captures */ - CX18_DEBUG_INFO("Stopping all streams\n"); - if (atomic_read(&cx->tot_capturing) > 0) - cx18_stop_all_captures(cx); - - /* Stop interrupts that cause incoming work to be queued */ - cx18_sw1_irq_disable(cx, IRQ_CPU_TO_EPU | IRQ_APU_TO_EPU); - - /* Incoming work can cause outgoing work, so clean up incoming first */ - cx18_cancel_in_work_orders(cx); - cx18_cancel_out_work_orders(cx); - - /* Stop ack interrupts that may have been needed for work to finish */ - cx18_sw2_irq_disable(cx, IRQ_CPU_TO_EPU_ACK | IRQ_APU_TO_EPU_ACK); - - cx18_halt_firmware(cx); - - destroy_workqueue(cx->in_work_queue); - - cx18_streams_cleanup(cx, 1); - - exit_cx18_i2c(cx); - - free_irq(cx->pci_dev->irq, (void *)cx); - - cx18_iounmap(cx); - - release_mem_region(cx->base_addr, CX18_MEM_SIZE); - - pci_disable_device(cx->pci_dev); - - if (cx->vbi.sliced_mpeg_data[0] != NULL) - for (i = 0; i < CX18_VBI_FRAMES; i++) - kfree(cx->vbi.sliced_mpeg_data[i]); - - v4l2_ctrl_handler_free(&cx->av_state.hdl); - - CX18_INFO("Removed %s\n", cx->card_name); - - v4l2_device_unregister(v4l2_dev); - kfree(cx); -} - - -/* define a pci_driver for card detection */ -static struct pci_driver cx18_pci_driver = { - .name = "cx18", - .id_table = cx18_pci_tbl, - .probe = cx18_probe, - .remove = cx18_remove, -}; - -static int __init module_start(void) -{ - printk(KERN_INFO "cx18: Start initialization, version %s\n", - CX18_VERSION); - - /* Validate parameters */ - if (cx18_first_minor < 0 || cx18_first_minor >= CX18_MAX_CARDS) { - printk(KERN_ERR "cx18: Exiting, cx18_first_minor must be between 0 and %d\n", - CX18_MAX_CARDS - 1); - return -1; - } - - if (cx18_debug < 0 || cx18_debug > 511) { - cx18_debug = 0; - printk(KERN_INFO "cx18: Debug value must be >= 0 and <= 511!\n"); - } - - if (pci_register_driver(&cx18_pci_driver)) { - printk(KERN_ERR "cx18: Error detecting PCI card\n"); - return -ENODEV; - } - printk(KERN_INFO "cx18: End initialization\n"); - return 0; -} - -static void __exit module_cleanup(void) -{ - pci_unregister_driver(&cx18_pci_driver); -} - -module_init(module_start); -module_exit(module_cleanup); |