From mboxrd@z Thu Jan 1 00:00:00 1970 From: Simon Horman Date: Thu, 13 Nov 2014 06:33:05 +0000 Subject: Re: [PATCH v4] media: soc_camera: rcar_vin: Add BT.709 24-bit RGB888 input support Message-Id: <20141113063303.GA30202@verge.net.au> List-Id: References: <1414767998-8508-1-git-send-email-ykaneko0929@gmail.com> In-Reply-To: <1414767998-8508-1-git-send-email-ykaneko0929@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Yoshihiro Kaneko Cc: linux-media@vger.kernel.org, Guennadi Liakhovetski , Magnus Damm , linux-sh@vger.kernel.org On Sat, Nov 01, 2014 at 12:06:38AM +0900, Yoshihiro Kaneko wrote: > From: Koji Matsuoka > > Signed-off-by: Koji Matsuoka > Signed-off-by: Simon Horman > Signed-off-by: Yoshihiro Kaneko Hi Guennadi, this patch has been through a few revisions but this one seems to make the reviewers happy. Could you take a look at it when you have a chance? > --- > > This patch is against master branch of linuxtv.org/media_tree.git. > > v4 [Yoshihiro Kaneko] > * indent with a tab, not with spaces > > 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..7becec0 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 +336,15 @@ static int rcar_vin_setup(struct rcar_vin_priv *priv) > if (output_is_yuv) > vnmc |= VNMC_BPS; > > + /* > + * 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; > > @@ -1013,6 +1027,7 @@ 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; > > -- > 1.9.1 >