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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-10-16 00:16:07 +0200
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-10-16 00:16:07 +0200
commit2502991560dc8244dbe10e48473d85722c1e2ec1 (patch)
tree63b1f3be2ed56ff06f1e8db709e4ce85d69c3add /drivers/media/video/cx18/cx18-ioctl.c
parentMerge branch 's3c-move' into devel (diff)
parent[ARM] 5308/1: Fix Viper ISA IRQ handling (diff)
downloadlinux-2502991560dc8244dbe10e48473d85722c1e2ec1.tar.xz
linux-2502991560dc8244dbe10e48473d85722c1e2ec1.zip
Merge branch 'fixes' into for-linus
Conflicts: arch/arm/mach-versatile/core.c
Diffstat (limited to 'drivers/media/video/cx18/cx18-ioctl.c')
-rw-r--r--drivers/media/video/cx18/cx18-ioctl.c34
1 files changed, 25 insertions, 9 deletions
diff --git a/drivers/media/video/cx18/cx18-ioctl.c b/drivers/media/video/cx18/cx18-ioctl.c
index a7f839631d6a..f0ca50f5fdde 100644
--- a/drivers/media/video/cx18/cx18-ioctl.c
+++ b/drivers/media/video/cx18/cx18-ioctl.c
@@ -22,6 +22,7 @@
*/
#include "cx18-driver.h"
+#include "cx18-io.h"
#include "cx18-version.h"
#include "cx18-mailbox.h"
#include "cx18-i2c.h"
@@ -170,7 +171,6 @@ static int cx18_try_fmt_vid_cap(struct file *file, void *fh,
{
struct cx18_open_id *id = fh;
struct cx18 *cx = id->cx;
-
int w = fmt->fmt.pix.width;
int h = fmt->fmt.pix.height;
@@ -202,8 +202,7 @@ static int cx18_s_fmt_vid_cap(struct file *file, void *fh,
struct cx18_open_id *id = fh;
struct cx18 *cx = id->cx;
int ret;
- int w = fmt->fmt.pix.width;
- int h = fmt->fmt.pix.height;
+ int w, h;
ret = v4l2_prio_check(&cx->prio, &id->prio);
if (ret)
@@ -212,6 +211,8 @@ static int cx18_s_fmt_vid_cap(struct file *file, void *fh,
ret = cx18_try_fmt_vid_cap(file, fh, fmt);
if (ret)
return ret;
+ w = fmt->fmt.pix.width;
+ h = fmt->fmt.pix.height;
if (cx->params.width == w && cx->params.height == h)
return 0;
@@ -286,9 +287,9 @@ static int cx18_cxc(struct cx18 *cx, unsigned int cmd, void *arg)
spin_lock_irqsave(&cx18_cards_lock, flags);
if (cmd == VIDIOC_DBG_G_REGISTER)
- regs->val = read_enc(regs->reg);
+ regs->val = cx18_read_enc(cx, regs->reg);
else
- write_enc(regs->val, regs->reg);
+ cx18_write_enc(cx, regs->val, regs->reg);
spin_unlock_irqrestore(&cx18_cards_lock, flags);
return 0;
}
@@ -345,7 +346,7 @@ static int cx18_querycap(struct file *file, void *fh,
strlcpy(vcap->driver, CX18_DRIVER_NAME, sizeof(vcap->driver));
strlcpy(vcap->card, cx->card_name, sizeof(vcap->card));
- strlcpy(vcap->bus_info, pci_name(cx->dev), sizeof(vcap->bus_info));
+ snprintf(vcap->bus_info, sizeof(vcap->bus_info), "PCI:%s", pci_name(cx->dev));
vcap->version = CX18_DRIVER_VERSION; /* version */
vcap->capabilities = cx->v4l2_cap; /* capabilities */
return 0;
@@ -622,6 +623,7 @@ static int cx18_encoder_cmd(struct file *file, void *fh,
{
struct cx18_open_id *id = fh;
struct cx18 *cx = id->cx;
+ u32 h;
switch (enc->cmd) {
case V4L2_ENC_CMD_START:
@@ -643,8 +645,14 @@ static int cx18_encoder_cmd(struct file *file, void *fh,
return -EPERM;
if (test_and_set_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags))
return 0;
+ h = cx18_find_handle(cx);
+ if (h == CX18_INVALID_TASK_HANDLE) {
+ CX18_ERR("Can't find valid task handle for "
+ "V4L2_ENC_CMD_PAUSE\n");
+ return -EBADFD;
+ }
cx18_mute(cx);
- cx18_vapi(cx, CX18_CPU_CAPTURE_PAUSE, 1, cx18_find_handle(cx));
+ cx18_vapi(cx, CX18_CPU_CAPTURE_PAUSE, 1, h);
break;
case V4L2_ENC_CMD_RESUME:
@@ -654,7 +662,13 @@ static int cx18_encoder_cmd(struct file *file, void *fh,
return -EPERM;
if (!test_and_clear_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags))
return 0;
- cx18_vapi(cx, CX18_CPU_CAPTURE_RESUME, 1, cx18_find_handle(cx));
+ h = cx18_find_handle(cx);
+ if (h == CX18_INVALID_TASK_HANDLE) {
+ CX18_ERR("Can't find valid task handle for "
+ "V4L2_ENC_CMD_RESUME\n");
+ return -EBADFD;
+ }
+ cx18_vapi(cx, CX18_CPU_CAPTURE_RESUME, 1, h);
cx18_unmute(cx);
break;
@@ -731,12 +745,14 @@ static int cx18_log_status(struct file *file, void *fh)
continue;
CX18_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n",
s->name, s->s_flags,
- (s->buffers - s->q_free.buffers) * 100 / s->buffers,
+ (s->buffers - atomic_read(&s->q_free.buffers))
+ * 100 / s->buffers,
(s->buffers * s->buf_size) / 1024, s->buffers);
}
CX18_INFO("Read MPEG/VBI: %lld/%lld bytes\n",
(long long)cx->mpg_data_received,
(long long)cx->vbi_data_inserted);
+ cx18_log_statistics(cx);
CX18_INFO("================== END STATUS CARD #%d ==================\n", cx->num);
return 0;
}