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path: root/drivers/staging/cx25821/cx25821-video.c
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Diffstat (limited to 'drivers/staging/cx25821/cx25821-video.c')
-rw-r--r--drivers/staging/cx25821/cx25821-video.c116
1 files changed, 39 insertions, 77 deletions
diff --git a/drivers/staging/cx25821/cx25821-video.c b/drivers/staging/cx25821/cx25821-video.c
index 52389308f33..0d8d7567051 100644
--- a/drivers/staging/cx25821/cx25821-video.c
+++ b/drivers/staging/cx25821/cx25821-video.c
@@ -24,7 +24,10 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include "cx25821-video.h"
+#include <linux/smp_lock.h>
MODULE_DESCRIPTION("v4l2 driver module for cx25821 based TV cards");
MODULE_AUTHOR("Hiep Huynh <hiep.huynh@conexant.com>");
@@ -104,7 +107,7 @@ struct cx25821_fmt *cx25821_format_by_fourcc(unsigned int fourcc)
if (formats[i].fourcc == fourcc)
return formats + i;
- printk(KERN_ERR "%s(0x%08x) NOT FOUND\n", __func__, fourcc);
+ pr_err("%s(0x%08x) NOT FOUND\n", __func__, fourcc);
return NULL;
}
@@ -159,15 +162,15 @@ void cx25821_video_wakeup(struct cx25821_dev *dev, struct cx25821_dmaqueue *q,
else
mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
if (bc != 1)
- printk(KERN_ERR "%s: %d buffers handled (should be 1)\n",
+ 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));
+ dprintk(1, "%s(norm = 0x%08x) name: [%s]\n",
+ __func__, (unsigned int)norm, v4l2_norm_to_name(norm));
dev->tvnorm = norm;
@@ -267,7 +270,7 @@ 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",
+ 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;
@@ -400,8 +403,8 @@ int cx25821_video_irq(struct cx25821_dev *dev, int chan_num, u32 status)
/* risc op code error */
if (status & (1 << 16)) {
- printk(KERN_WARNING "%s, %s: video risc op code error\n",
- dev->name, channel->name);
+ pr_warn("%s, %s: video risc op code error\n",
+ dev->name, channel->name);
cx_clear(channel->dma_ctl, 0x11);
cx25821_sram_channel_dump(dev, channel);
}
@@ -458,7 +461,7 @@ void cx25821_video_unregister(struct cx25821_dev *dev, int chan_num)
btcx_riscmem_free(dev->pci,
&dev->channels[chan_num].vidq.stopper);
- printk(KERN_WARNING "device %d released!\n", chan_num);
+ pr_warn("device %d released!\n", chan_num);
}
}
@@ -590,7 +593,7 @@ int cx25821_buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
init_buffer = 1;
rc = videobuf_iolock(q, &buf->vb, NULL);
if (0 != rc) {
- printk(KERN_DEBUG "videobuf_iolock failed!\n");
+ printk(KERN_DEBUG pr_fmt("videobuf_iolock failed!\n"));
goto fail;
}
}
@@ -1038,8 +1041,8 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
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);
+ 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);
@@ -1070,14 +1073,14 @@ static int vidioc_log_status(struct file *file, void *priv)
u32 tmp = 0;
snprintf(name, sizeof(name), "%s/2", dev->name);
- printk(KERN_INFO "%s/2: ============ START LOG STATUS ============\n",
- 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);
- printk(KERN_INFO "Video input 0 is %s\n",
- (tmp & 0x11) ? "streaming" : "stopped");
- printk(KERN_INFO "%s/2: ============= END LOG STATUS =============\n",
- dev->name);
+ pr_info("Video input 0 is %s\n",
+ (tmp & 0x11) ? "streaming" : "stopped");
+ pr_info("%s/2: ============= END LOG STATUS =============\n",
+ dev->name);
return 0;
}
@@ -1186,34 +1189,6 @@ int cx25821_vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
return 0;
}
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-int cx25821_vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
-{
- struct cx25821_fh *fh = priv;
- struct videobuf_queue *q;
- struct v4l2_requestbuffers req;
- unsigned int i;
- int err;
-
- q = get_queue(fh);
- memset(&req, 0, sizeof(req));
- req.type = q->type;
- req.count = 8;
- req.memory = V4L2_MEMORY_MMAP;
- err = videobuf_reqbufs(q, &req);
- if (err < 0)
- return err;
-
- mbuf->frames = req.count;
- mbuf->size = 0;
- for (i = 0; i < mbuf->frames; i++) {
- mbuf->offsets[i] = q->bufs[i]->boff;
- mbuf->size += q->bufs[i]->bsize;
- }
- return 0;
-}
-#endif
-
int cx25821_vidioc_reqbufs(struct file *file, void *priv, struct v4l2_requestbuffers *p)
{
struct cx25821_fh *fh = priv;
@@ -1298,8 +1273,6 @@ int cx25821_enum_input(struct cx25821_dev *dev, struct v4l2_input *i)
if (0 == INPUT(n)->type)
return -EINVAL;
- memset(i, 0, sizeof(*i));
- i->index = n;
i->type = V4L2_INPUT_TYPE_CAMERA;
strcpy(i->name, iname[INPUT(n)->type]);
@@ -1319,7 +1292,7 @@ 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);
+ dprintk(1, "%s(): returns %d\n", __func__, *i);
return 0;
}
@@ -1339,7 +1312,7 @@ int cx25821_vidioc_s_input(struct file *file, void *priv, unsigned int i)
}
if (i > 2) {
- dprintk(1, "%s() -EINVAL\n", __func__);
+ dprintk(1, "%s(): -EINVAL\n", __func__);
return -EINVAL;
}
@@ -1390,7 +1363,7 @@ int cx25821_vidioc_s_frequency(struct file *file, void *priv, struct v4l2_freque
if (0 != err)
return err;
} else {
- printk(KERN_ERR "Invalid fh pointer!\n");
+ pr_err("Invalid fh pointer!\n");
return -EINVAL;
}
@@ -1733,12 +1706,10 @@ static long video_ioctl_upstream9(struct file *file, unsigned int cmd,
data_from_user = (struct upstream_user_struct *)arg;
- if (!data_from_user) {
- printk
- ("cx25821 in %s(): Upstream data is INVALID. Returning.\n",
- __func__);
- return 0;
- }
+ if (!data_from_user) {
+ pr_err("%s(): Upstream data is INVALID. Returning\n", __func__);
+ return 0;
+ }
command = data_from_user->command;
@@ -1776,12 +1747,10 @@ static long video_ioctl_upstream10(struct file *file, unsigned int cmd,
data_from_user = (struct upstream_user_struct *)arg;
- if (!data_from_user) {
- printk
- ("cx25821 in %s(): Upstream data is INVALID. Returning.\n",
- __func__);
- return 0;
- }
+ if (!data_from_user) {
+ pr_err("%s(): Upstream data is INVALID. Returning\n", __func__);
+ return 0;
+ }
command = data_from_user->command;
@@ -1819,12 +1788,10 @@ static long video_ioctl_upstream11(struct file *file, unsigned int cmd,
data_from_user = (struct upstream_user_struct *)arg;
- if (!data_from_user) {
- printk
- ("cx25821 in %s(): Upstream data is INVALID. Returning.\n",
- __func__);
- return 0;
- }
+ if (!data_from_user) {
+ pr_err("%s(): Upstream data is INVALID. Returning\n", __func__);
+ return 0;
+ }
command = data_from_user->command;
@@ -1866,12 +1833,10 @@ static long video_ioctl_set(struct file *file, unsigned int cmd,
data_from_user = (struct downstream_user_struct *)arg;
- if (!data_from_user) {
- printk(
- "cx25821 in %s(): User data is INVALID. Returning.\n",
- __func__);
- return 0;
- }
+ if (!data_from_user) {
+ pr_err("%s(): User data is INVALID. Returning\n", __func__);
+ return 0;
+ }
command = data_from_user->command;
@@ -2022,9 +1987,6 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
.vidioc_log_status = vidioc_log_status,
.vidioc_g_priority = cx25821_vidioc_g_priority,
.vidioc_s_priority = cx25821_vidioc_s_priority,
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
- .vidiocgmbuf = cx25821_vidiocgmbuf,
-#endif
#ifdef TUNER_FLAG
.vidioc_g_tuner = cx25821_vidioc_g_tuner,
.vidioc_s_tuner = cx25821_vidioc_s_tuner,
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-28 07:00:53 +0000