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V4L/DVB: mx2_camera: remove emma limitation for RGB565

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In the current source status the emma has no limitation for any PIXFMT
since the data is parsed raw and unprocessed into the memory.

Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Michael Grzeschik 2010-08-09 11:57:04 -03:00 committed by Mauro Carvalho Chehab
parent ec73365bd4
commit 7c3a2066aa
1 changed files with 5 additions and 10 deletions
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15
drivers/media/video/mx2_camera.c
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@ -716,8 +716,11 @@ static void mx27_camera_emma_buf_init(struct soc_camera_device *icd,
/*
* We only use the EMMA engine to get rid of the broken
* DMA Engine. No color space consversion at the moment.
* We adjust incoming and outgoing pixelformat to rgb16
* and adjust the bytesperline accordingly.
* We set the incomming and outgoing pixelformat to an
* 16 Bit wide format and adjust the bytesperline
* accordingly. With this configuration the inputdata
* will not be changed by the emma and could be any type
* of 16 Bit Pixelformat.
*/
writel(PRP_CNTL_CH1EN |
PRP_CNTL_CSIEN |
@ -903,10 +906,6 @@ static int mx2_camera_set_fmt(struct soc_camera_device *icd,
return -EINVAL;
}
/* eMMA can only do RGB565 */
if (mx27_camera_emma(pcdev) && pix->pixelformat != V4L2_PIX_FMT_RGB565)
return -EINVAL;
mf.width = pix->width;
mf.height = pix->height;
mf.field = pix->field;
@ -950,10 +949,6 @@ static int mx2_camera_try_fmt(struct soc_camera_device *icd,
/* FIXME: implement MX27 limits */
/* eMMA can only do RGB565 */
if (mx27_camera_emma(pcdev) && pixfmt != V4L2_PIX_FMT_RGB565)
return -EINVAL;
/* limit to MX25 hardware capabilities */
if (cpu_is_mx25()) {
if (xlate->host_fmt->bits_per_sample <= 8)