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yaml
---
r: 286396
b: refs/heads/master
c: d167a85
h: refs/heads/master
v: v3
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Hans de Goede authored and Mauro Carvalho Chehab committed Jan 16, 2012
1 parent 5e3d553 commit c353ab9
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Showing 6 changed files with 29 additions and 33 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 56ae24aad8f9e25dfef995c3e898e5f394cf0beb
refs/heads/master: d167a85c5fb45b1ecdacdb9b7733833a9af78da8
39 changes: 20 additions & 19 deletions trunk/drivers/media/video/pwc/pwc-ctrl.c
Original file line number Diff line number Diff line change
Expand Up @@ -168,8 +168,8 @@ int send_control_msg(struct pwc_device *pdev,
request, value, pdev->vcinterface, buf, buflen);
}

static int set_video_mode_Nala(struct pwc_device *pdev, int size, int frames,
int *compression)
static int set_video_mode_Nala(struct pwc_device *pdev, int size, int pixfmt,
int frames, int *compression)
{
unsigned char buf[3];
int ret, fps;
Expand Down Expand Up @@ -212,14 +212,14 @@ static int set_video_mode_Nala(struct pwc_device *pdev, int size, int frames,
PWC_DEBUG_MODULE("Failed to send video command... %d\n", ret);
return ret;
}
if (pEntry->compressed && pdev->pixfmt == V4L2_PIX_FMT_YUV420) {
if (pEntry->compressed && pixfmt == V4L2_PIX_FMT_YUV420)
pwc_dec1_init(pdev, buf);
}

pdev->cmd_len = 3;
memcpy(pdev->cmd_buf, buf, 3);

/* Set various parameters */
pdev->pixfmt = pixfmt;
pdev->vframes = frames;
pdev->valternate = pEntry->alternate;
pdev->width = pwc_image_sizes[size][0];
Expand All @@ -245,8 +245,8 @@ static int set_video_mode_Nala(struct pwc_device *pdev, int size, int frames,
}


static int set_video_mode_Timon(struct pwc_device *pdev, int size, int frames,
int *compression)
static int set_video_mode_Timon(struct pwc_device *pdev, int size, int pixfmt,
int frames, int *compression)
{
unsigned char buf[13];
const struct Timon_table_entry *pChoose;
Expand Down Expand Up @@ -278,14 +278,14 @@ static int set_video_mode_Timon(struct pwc_device *pdev, int size, int frames,
if (ret < 0)
return ret;

if (pChoose->bandlength > 0 && pdev->pixfmt == V4L2_PIX_FMT_YUV420) {
if (pChoose->bandlength > 0 && pixfmt == V4L2_PIX_FMT_YUV420)
pwc_dec23_init(pdev, buf);
}

pdev->cmd_len = 13;
memcpy(pdev->cmd_buf, buf, 13);

/* Set various parameters */
pdev->pixfmt = pixfmt;
pdev->vframes = (fps + 1) * 5;
pdev->valternate = pChoose->alternate;
pdev->width = pwc_image_sizes[size][0];
Expand All @@ -299,8 +299,8 @@ static int set_video_mode_Timon(struct pwc_device *pdev, int size, int frames,
}


static int set_video_mode_Kiara(struct pwc_device *pdev, int size, int frames,
int *compression)
static int set_video_mode_Kiara(struct pwc_device *pdev, int size, int pixfmt,
int frames, int *compression)
{
const struct Kiara_table_entry *pChoose = NULL;
int fps, ret;
Expand Down Expand Up @@ -336,13 +336,13 @@ static int set_video_mode_Kiara(struct pwc_device *pdev, int size, int frames,
if (ret < 0)
return ret;

if (pChoose->bandlength > 0 && pdev->pixfmt == V4L2_PIX_FMT_YUV420) {
if (pChoose->bandlength > 0 && pixfmt == V4L2_PIX_FMT_YUV420)
pwc_dec23_init(pdev, buf);
}

pdev->cmd_len = 12;
memcpy(pdev->cmd_buf, buf, 12);
/* All set and go */
pdev->pixfmt = pixfmt;
pdev->vframes = (fps + 1) * 5;
pdev->valternate = pChoose->alternate;
pdev->width = pwc_image_sizes[size][0];
Expand All @@ -358,23 +358,24 @@ static int set_video_mode_Kiara(struct pwc_device *pdev, int size, int frames,
}

int pwc_set_video_mode(struct pwc_device *pdev, int width, int height,
int frames, int *compression)
int pixfmt, int frames, int *compression)
{
int ret, size;

PWC_DEBUG_FLOW("set_video_mode(%dx%d @ %d, pixfmt %08x).\n",
width, height, frames, pdev->pixfmt);
width, height, frames, pixfmt);
size = pwc_get_size(pdev, width, height);
PWC_TRACE("decode_size = %d.\n", size);

if (DEVICE_USE_CODEC1(pdev->type)) {
ret = set_video_mode_Nala(pdev, size, frames, compression);

ret = set_video_mode_Nala(pdev, size, pixfmt, frames,
compression);
} else if (DEVICE_USE_CODEC3(pdev->type)) {
ret = set_video_mode_Kiara(pdev, size, frames, compression);

ret = set_video_mode_Kiara(pdev, size, pixfmt, frames,
compression);
} else {
ret = set_video_mode_Timon(pdev, size, frames, compression);
ret = set_video_mode_Timon(pdev, size, pixfmt, frames,
compression);
}
if (ret < 0) {
PWC_ERROR("Failed to set video mode %s@%d fps; return code = %d\n", size2name[size], frames, ret);
Expand Down
5 changes: 3 additions & 2 deletions trunk/drivers/media/video/pwc/pwc-if.c
Original file line number Diff line number Diff line change
Expand Up @@ -386,7 +386,7 @@ static int pwc_isoc_init(struct pwc_device *pdev)
/* We first try with low compression and then retry with a higher
compression setting if there is not enough bandwidth. */
ret = pwc_set_video_mode(pdev, pdev->width, pdev->height,
pdev->vframes, &compression);
pdev->pixfmt, pdev->vframes, &compression);

/* Get the current alternate interface, adjust packet size */
intf = usb_ifnum_to_if(udev, 0);
Expand Down Expand Up @@ -1128,7 +1128,8 @@ static int usb_pwc_probe(struct usb_interface *intf, const struct usb_device_id
pwc_set_leds(pdev, 0, 0);

/* Setup intial videomode */
rc = pwc_set_video_mode(pdev, MAX_WIDTH, MAX_HEIGHT, 30, &compression);
rc = pwc_set_video_mode(pdev, MAX_WIDTH, MAX_HEIGHT,
V4L2_PIX_FMT_YUV420, 30, &compression);
if (rc)
goto err_free_mem;

Expand Down
1 change: 0 additions & 1 deletion trunk/drivers/media/video/pwc/pwc-misc.c
Original file line number Diff line number Diff line change
Expand Up @@ -90,5 +90,4 @@ void pwc_construct(struct pwc_device *pdev)
pdev->frame_header_size = 0;
pdev->frame_trailer_size = 0;
}
pdev->pixfmt = V4L2_PIX_FMT_YUV420; /* default */
}
13 changes: 4 additions & 9 deletions trunk/drivers/media/video/pwc/pwc-v4l.c
Original file line number Diff line number Diff line change
Expand Up @@ -493,16 +493,11 @@ static int pwc_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *f)
(pixelformat>>24)&255);

ret = pwc_set_video_mode(pdev, f->fmt.pix.width, f->fmt.pix.height,
30, &compression);
pixelformat, 30, &compression);

PWC_DEBUG_IOCTL("pwc_set_video_mode(), return=%d\n", ret);

if (ret == 0) {
pdev->pixfmt = pixelformat;
pwc_vidioc_fill_fmt(f, pdev->width, pdev->height,
pdev->pixfmt);
}

pwc_vidioc_fill_fmt(f, pdev->width, pdev->height, pdev->pixfmt);
leave:
mutex_unlock(&pdev->udevlock);
return ret;
Expand Down Expand Up @@ -1141,8 +1136,8 @@ static int pwc_s_parm(struct file *file, void *fh,
goto leave;
}

ret = pwc_set_video_mode(pdev, pdev->width, pdev->height, fps,
&compression);
ret = pwc_set_video_mode(pdev, pdev->width, pdev->height, pdev->pixfmt,
fps, &compression);

pwc_g_parm(file, fh, parm);

Expand Down
2 changes: 1 addition & 1 deletion trunk/drivers/media/video/pwc/pwc.h
Original file line number Diff line number Diff line change
Expand Up @@ -369,7 +369,7 @@ void pwc_construct(struct pwc_device *pdev);
/** Functions in pwc-ctrl.c */
/* Request a certain video mode. Returns < 0 if not possible */
extern int pwc_set_video_mode(struct pwc_device *pdev, int width, int height,
int frames, int *compression);
int pixfmt, int frames, int *compression);
extern unsigned int pwc_get_fps(struct pwc_device *pdev, unsigned int index, unsigned int size);
extern int pwc_set_leds(struct pwc_device *pdev, int on_value, int off_value);
extern int pwc_get_cmos_sensor(struct pwc_device *pdev, int *sensor);
Expand Down

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