diff mbox

[v2] media: soc_camera: rcar_vin: Add BT.709 24-bit RGB888 input support

Message ID 1413868129-22121-1-git-send-email-ykaneko0929@gmail.com (mailing list archive)
State Superseded
Headers show

Commit Message

Yoshihiro Kaneko Oct. 21, 2014, 5:08 a.m. UTC
From: Koji Matsuoka <koji.matsuoka.xm@renesas.com>

Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@renesas.com>
Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com>
---

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

v2 [Yoshihiro Kaneko]
* remove unused/useless definition as suggested by Sergei Shtylyov

 drivers/media/platform/soc_camera/rcar_vin.c | 9 +++++++++
 1 file changed, 9 insertions(+)

Comments

Sergei Shtylyov Oct. 21, 2014, 10:22 a.m. UTC | #1
Hello.

On 10/21/2014 9:08 AM, Yoshihiro Kaneko wrote:

> From: Koji Matsuoka <koji.matsuoka.xm@renesas.com>

> Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@renesas.com>
> Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com>
> ---

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

> v2 [Yoshihiro Kaneko]
> * remove unused/useless definition as suggested by Sergei Shtylyov

    I didn't say it's useless, I just suspected that you missed the necessary 
test somewhere...

>   drivers/media/platform/soc_camera/rcar_vin.c | 9 +++++++++
>   1 file changed, 9 insertions(+)

> diff --git a/drivers/media/platform/soc_camera/rcar_vin.c b/drivers/media/platform/soc_camera/rcar_vin.c
> index 20defcb..cb5e682 100644
> --- a/drivers/media/platform/soc_camera/rcar_vin.c
> +++ b/drivers/media/platform/soc_camera/rcar_vin.c
> @@ -74,6 +74,7 @@
>   #define VNMC_INF_YUV10_BT656	(2 << 16)
>   #define VNMC_INF_YUV10_BT601	(3 << 16)
>   #define VNMC_INF_YUV16		(5 << 16)
> +#define VNMC_INF_RGB888		(6 << 16)
>   #define VNMC_VUP		(1 << 10)
>   #define VNMC_IM_ODD		(0 << 3)
>   #define VNMC_IM_ODD_EVEN	(1 << 3)
[...]
> @@ -331,6 +336,9 @@ static int rcar_vin_setup(struct rcar_vin_priv *priv)
>   	if (output_is_yuv)
>   		vnmc |= VNMC_BPS;
>
> +	if (vnmc & VNMC_INF_RGB888)
> +		vnmc ^= VNMC_BPS;
> +

    Hm, this also changes the behavior for VNMC_INF_YUV16 and 
VNMC_INF_YUV10_BT{601|656}. Is this actually intended?

[...]

WBR, Sergei

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Yoshihiro Kaneko Oct. 21, 2014, 11:33 a.m. UTC | #2
Hello Sergei,

2014-10-21 19:22 GMT+09:00 Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>:
> Hello.
>
> On 10/21/2014 9:08 AM, Yoshihiro Kaneko wrote:
>
>> From: Koji Matsuoka <koji.matsuoka.xm@renesas.com>
>
>
>> Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@renesas.com>
>> Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com>
>> ---
>
>
>> This patch is against master branch of linuxtv.org/media_tree.git.
>
>
>> v2 [Yoshihiro Kaneko]
>> * remove unused/useless definition as suggested by Sergei Shtylyov
>
>
>    I didn't say it's useless, I just suspected that you missed the necessary
> test somewhere...

Sorry for my inaccurate description.

>
>>   drivers/media/platform/soc_camera/rcar_vin.c | 9 +++++++++
>>   1 file changed, 9 insertions(+)
>
>
>> diff --git a/drivers/media/platform/soc_camera/rcar_vin.c
>> b/drivers/media/platform/soc_camera/rcar_vin.c
>> index 20defcb..cb5e682 100644
>> --- a/drivers/media/platform/soc_camera/rcar_vin.c
>> +++ b/drivers/media/platform/soc_camera/rcar_vin.c
>> @@ -74,6 +74,7 @@
>>   #define VNMC_INF_YUV10_BT656  (2 << 16)
>>   #define VNMC_INF_YUV10_BT601  (3 << 16)
>>   #define VNMC_INF_YUV16                (5 << 16)
>> +#define VNMC_INF_RGB888                (6 << 16)
>>   #define VNMC_VUP              (1 << 10)
>>   #define VNMC_IM_ODD           (0 << 3)
>>   #define VNMC_IM_ODD_EVEN      (1 << 3)
>
> [...]
>>
>> @@ -331,6 +336,9 @@ static int rcar_vin_setup(struct rcar_vin_priv *priv)
>>         if (output_is_yuv)
>>                 vnmc |= VNMC_BPS;
>>
>> +       if (vnmc & VNMC_INF_RGB888)
>> +               vnmc ^= VNMC_BPS;
>> +
>
>
>    Hm, this also changes the behavior for VNMC_INF_YUV16 and
> VNMC_INF_YUV10_BT{601|656}. Is this actually intended?

Probably this code is incorrect.
Thank you for your review.

Thanks,
Kaneko

>
> [...]
>
> WBR, Sergei
>
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diff mbox

Patch

diff --git a/drivers/media/platform/soc_camera/rcar_vin.c b/drivers/media/platform/soc_camera/rcar_vin.c
index 20defcb..cb5e682 100644
--- a/drivers/media/platform/soc_camera/rcar_vin.c
+++ b/drivers/media/platform/soc_camera/rcar_vin.c
@@ -74,6 +74,7 @@ 
 #define VNMC_INF_YUV10_BT656	(2 << 16)
 #define VNMC_INF_YUV10_BT601	(3 << 16)
 #define VNMC_INF_YUV16		(5 << 16)
+#define VNMC_INF_RGB888		(6 << 16)
 #define VNMC_VUP		(1 << 10)
 #define VNMC_IM_ODD		(0 << 3)
 #define VNMC_IM_ODD_EVEN	(1 << 3)
@@ -272,6 +273,10 @@  static int rcar_vin_setup(struct rcar_vin_priv *priv)
 
 	/* input interface */
 	switch (icd->current_fmt->code) {
+	case V4L2_MBUS_FMT_RGB888_1X24:
+		/* BT.601/BT.709 24-bit RGB-888 */
+		vnmc |= VNMC_INF_RGB888;
+		break;
 	case V4L2_MBUS_FMT_YUYV8_1X16:
 		/* BT.601/BT.1358 16bit YCbCr422 */
 		vnmc |= VNMC_INF_YUV16;
@@ -331,6 +336,9 @@  static int rcar_vin_setup(struct rcar_vin_priv *priv)
 	if (output_is_yuv)
 		vnmc |= VNMC_BPS;
 
+	if (vnmc & VNMC_INF_RGB888)
+		vnmc ^= VNMC_BPS;
+
 	/* progressive or interlaced mode */
 	interrupts = progressive ? VNIE_FIE | VNIE_EFE : VNIE_EFE;
 
@@ -1013,6 +1021,7 @@  static int rcar_vin_get_formats(struct soc_camera_device *icd, unsigned int idx,
 	case V4L2_MBUS_FMT_YUYV8_1X16:
 	case V4L2_MBUS_FMT_YUYV8_2X8:
 	case V4L2_MBUS_FMT_YUYV10_2X10:
+	case V4L2_MBUS_FMT_RGB888_1X24:
 		if (cam->extra_fmt)
 			break;