Re: [PATCH] media: soc_camera: rcar_vin: Add BT.709 24-bit RGB888 input support

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Hello.

On 10/31/2014 12:08 PM, Yoshihiro Kaneko wrote:

From: Koji Matsuoka <koji.matsuoka.xm@xxxxxxxxxxx>

Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@xxxxxxxxxxx>
Signed-off-by: Simon Horman <horms+renesas@xxxxxxxxxxxx>
Signed-off-by: Yoshihiro Kaneko <ykaneko0929@xxxxxxxxx>
---

This patch is against master branch of linuxtv.org/media_tree.git.

v3 [Yoshihiro Kaneko]
* fixes the detection of RGB input

v2 [Yoshihiro Kaneko]
* remove unused definition as suggested by Sergei Shtylyov
* use VNMC_INF_RGB888 directly instead of VNMC_INF_RGB_MASK as a bit-field
   mask

  drivers/media/platform/soc_camera/rcar_vin.c | 15 +++++++++++++++
  1 file changed, 15 insertions(+)

diff --git a/drivers/media/platform/soc_camera/rcar_vin.c b/drivers/media/platform/soc_camera/rcar_vin.c
index 20defcb..18ce4bd 100644
--- a/drivers/media/platform/soc_camera/rcar_vin.c
+++ b/drivers/media/platform/soc_camera/rcar_vin.c
[...]
@@ -331,6 +336,15 @@ static int rcar_vin_setup(struct rcar_vin_priv *priv)
  	if (output_is_yuv)
  		vnmc |= VNMC_BPS;

+        /*

   Please indent with a tab, not spaces.

+	 * The above assumes YUV input, toggle BPS for RGB input.
+	 * RGB inputs can be detected by checking that the most-significant
+	 * two bits of INF are set. This corresponds to the bits
+	 * set in VNMC_INF_RGB888.
+	 */
+	if ((vnmc & VNMC_INF_RGB888)) == VNMC_INF_RGB888)
+		vnmc ^= VNMC_BPS;
+
  	/* progressive or interlaced mode */
  	interrupts = progressive ? VNIE_FIE | VNIE_EFE : VNIE_EFE;


WBR, Sergei

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