[RFC PATCH 06/15] adv7604: select YPbPr if RGB_RANGE_FULL/LIMITED is set for VGA_COMP inputs

[Hans Verkuil]

From: Mats Randgaard <matra...@cisco.com>

Signed-off-by: Mats Randgaard <matra...@cisco.com>
Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
---
 drivers/media/i2c/adv7604.c | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c
index 7187378..b53373b 100644
--- a/drivers/media/i2c/adv7604.c
+++ b/drivers/media/i2c/adv7604.c
@@ -949,17 +949,26 @@ static void set_rgb_quantization_range(struct v4l2_subdev 
*sd)
                }
                break;
        case V4L2_DV_RGB_RANGE_LIMITED:
-               /* RGB limited range (16-235) */
-               io_write_and_or(sd, 0x02, 0x0f, 0x00);
+               if (state->selected_input == ADV7604_INPUT_VGA_COMP) {
+                       /* YCrCb limited range (16-235) */
+                       io_write_and_or(sd, 0x02, 0x0f, 0x20);
+               } else {
+                       /* RGB limited range (16-235) */
+                       io_write_and_or(sd, 0x02, 0x0f, 0x00);
+               }
                break;
        case V4L2_DV_RGB_RANGE_FULL:
-               /* RGB full range (0-255) */
-               io_write_and_or(sd, 0x02, 0x0f, 0x10);
+               if (state->selected_input == ADV7604_INPUT_VGA_COMP) {
+                       /* YCrCb full range (0-255) */
+                       io_write_and_or(sd, 0x02, 0x0f, 0x60);
+               } else {
+                       /* RGB full range (0-255) */
+                       io_write_and_or(sd, 0x02, 0x0f, 0x10);
+               }
                break;
        }
 }
 
-
 static int adv7604_s_ctrl(struct v4l2_ctrl *ctrl)
 {
        struct v4l2_subdev *sd = to_sd(ctrl);
-- 
1.8.4.rc3

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