V4L/DVB: mx2_camera: remove emma limitation for RGB565
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>
diff --git a/drivers/media/video/mx2_camera.c b/drivers/media/video/mx2_camera.c
index 38d0947..3fba600 100644
--- a/drivers/media/video/mx2_camera.c
+++ b/drivers/media/video/mx2_camera.c
@@ -716,8 +716,11 @@
/*
* 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 @@
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 @@
/* 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)