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Wed, 4 Sep 2024 11:07:46 -0400 (EDT) From: =?utf-8?q?Niklas_S=C3=B6derlund?= To: Hans Verkuil , Mauro Carvalho Chehab , Laurent Pinchart , linux-media@vger.kernel.org Cc: linux-renesas-soc@vger.kernel.org, =?utf-8?q?Niklas_S=C3=B6derlund?= Subject: [PATCH v2] media: rcar-vin: Add support for RAW10 Date: Wed, 4 Sep 2024 17:06:56 +0200 Message-ID: <20240904150656.1495705-1-niklas.soderlund+renesas@ragnatech.se> X-Mailer: git-send-email 2.46.0 Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-LSpam-Score: -8.6 (--------) X-LSpam-Report: No, score=-8.6 required=5.0 tests=ARC_SIGNED=0.001,ARC_VALID=-0.1,BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,DMARC_PASS=-0.001,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,RCVD_IN_DNSWL_MED=-2.3,RCVD_IN_VALIDITY_CERTIFIED=-3,RCVD_IN_VALIDITY_RPBL=1.31,RCVD_IN_VALIDITY_SAFE=-2,SPF_HELO_NONE=0.001,SPF_PASS=-0.001 autolearn=ham autolearn_force=no Some R-Car SoCs are capable of capturing RAW10. Extend the format enumeration, validation and setup to expose and configure for this format if the particular device supports it. The VIN is usually capable of converting from most media bus formats to a range of different pixel formats. However if the input media bus format is a RAW10 format this is not possible so the corresponding pixel output format is forced. Signed-off-by: Niklas Söderlund --- * Changes since v1 - Update rvin_enum_fmt_vid_cap(). - Switch to use the correct bayer media and media bus formats. * Changes since RFC - Fix spelling in rcar-vin.h --- .../platform/renesas/rcar-vin/rcar-core.c | 1 + .../platform/renesas/rcar-vin/rcar-dma.c | 30 +++++++++++++ .../platform/renesas/rcar-vin/rcar-v4l2.c | 43 +++++++++++++++++++ .../platform/renesas/rcar-vin/rcar-vin.h | 4 +- 4 files changed, 77 insertions(+), 1 deletion(-) diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-core.c b/drivers/media/platform/renesas/rcar-vin/rcar-core.c index 809c3a38cc4a..e9675cb8faa2 100644 --- a/drivers/media/platform/renesas/rcar-vin/rcar-core.c +++ b/drivers/media/platform/renesas/rcar-vin/rcar-core.c @@ -1279,6 +1279,7 @@ static const struct rvin_info rcar_info_r8a779a0 = { .use_mc = true, .use_isp = true, .nv12 = true, + .raw10 = true, .max_width = 4096, .max_height = 4096, }; diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-dma.c b/drivers/media/platform/renesas/rcar-vin/rcar-dma.c index 21d5b2815e86..a6e79d47408d 100644 --- a/drivers/media/platform/renesas/rcar-vin/rcar-dma.c +++ b/drivers/media/platform/renesas/rcar-vin/rcar-dma.c @@ -123,7 +123,9 @@ /* Video n Data Mode Register bits */ #define VNDMR_A8BIT(n) (((n) & 0xff) << 24) #define VNDMR_A8BIT_MASK (0xff << 24) +#define VNDMR_RMODE_RAW10 (2 << 19) #define VNDMR_YMODE_Y8 (1 << 12) +#define VNDMR_YC_THR (1 << 11) #define VNDMR_EXRGB (1 << 8) #define VNDMR_BPSM (1 << 4) #define VNDMR_ABIT (1 << 2) @@ -790,6 +792,12 @@ static int rvin_setup(struct rvin_dev *vin) case MEDIA_BUS_FMT_Y8_1X8: vnmc |= VNMC_INF_RAW8; break; + case MEDIA_BUS_FMT_SBGGR10_1X10: + case MEDIA_BUS_FMT_SGBRG10_1X10: + case MEDIA_BUS_FMT_SGRBG10_1X10: + case MEDIA_BUS_FMT_SRGGB10_1X10: + vnmc |= VNMC_INF_RGB666; + break; default: break; } @@ -898,6 +906,12 @@ static int rvin_setup(struct rvin_dev *vin) dmr = 0; } break; + case V4L2_PIX_FMT_SBGGR10: + case V4L2_PIX_FMT_SGBRG10: + case V4L2_PIX_FMT_SGRBG10: + case V4L2_PIX_FMT_SRGGB10: + dmr = VNDMR_RMODE_RAW10 | VNDMR_YC_THR; + break; default: vin_err(vin, "Invalid pixelformat (0x%x)\n", vin->format.pixelformat); @@ -1280,6 +1294,22 @@ static int rvin_mc_validate_format(struct rvin_dev *vin, struct v4l2_subdev *sd, if (vin->format.pixelformat != V4L2_PIX_FMT_GREY) return -EPIPE; break; + case MEDIA_BUS_FMT_SBGGR10_1X10: + if (vin->format.pixelformat != V4L2_PIX_FMT_SBGGR10) + return -EPIPE; + break; + case MEDIA_BUS_FMT_SGBRG10_1X10: + if (vin->format.pixelformat != V4L2_PIX_FMT_SGBRG10) + return -EPIPE; + break; + case MEDIA_BUS_FMT_SGRBG10_1X10: + if (vin->format.pixelformat != V4L2_PIX_FMT_SGRBG10) + return -EPIPE; + break; + case MEDIA_BUS_FMT_SRGGB10_1X10: + if (vin->format.pixelformat != V4L2_PIX_FMT_SRGGB10) + return -EPIPE; + break; default: return -EPIPE; } diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-v4l2.c b/drivers/media/platform/renesas/rcar-vin/rcar-v4l2.c index bb4b07bed28d..756fdfdbce61 100644 --- a/drivers/media/platform/renesas/rcar-vin/rcar-v4l2.c +++ b/drivers/media/platform/renesas/rcar-vin/rcar-v4l2.c @@ -86,6 +86,22 @@ static const struct rvin_video_format rvin_formats[] = { .fourcc = V4L2_PIX_FMT_GREY, .bpp = 1, }, + { + .fourcc = V4L2_PIX_FMT_SBGGR10, + .bpp = 4, + }, + { + .fourcc = V4L2_PIX_FMT_SGBRG10, + .bpp = 4, + }, + { + .fourcc = V4L2_PIX_FMT_SGRBG10, + .bpp = 4, + }, + { + .fourcc = V4L2_PIX_FMT_SRGGB10, + .bpp = 4, + }, }; const struct rvin_video_format *rvin_format_from_pixel(struct rvin_dev *vin, @@ -106,6 +122,13 @@ const struct rvin_video_format *rvin_format_from_pixel(struct rvin_dev *vin, if (!vin->info->nv12 || !(BIT(vin->id) & 0x3333)) return NULL; break; + case V4L2_PIX_FMT_SBGGR10: + case V4L2_PIX_FMT_SGBRG10: + case V4L2_PIX_FMT_SGRBG10: + case V4L2_PIX_FMT_SRGGB10: + if (!vin->info->raw10) + return NULL; + break; default: break; } @@ -407,6 +430,26 @@ static int rvin_enum_fmt_vid_cap(struct file *file, void *priv, return -EINVAL; f->pixelformat = V4L2_PIX_FMT_SRGGB8; return 0; + case MEDIA_BUS_FMT_SBGGR10_1X10: + if (f->index) + return -EINVAL; + f->pixelformat = V4L2_PIX_FMT_SBGGR10; + return 0; + case MEDIA_BUS_FMT_SGBRG10_1X10: + if (f->index) + return -EINVAL; + f->pixelformat = V4L2_PIX_FMT_SGBRG10; + return 0; + case MEDIA_BUS_FMT_SGRBG10_1X10: + if (f->index) + return -EINVAL; + f->pixelformat = V4L2_PIX_FMT_SGRBG10; + return 0; + case MEDIA_BUS_FMT_SRGGB10_1X10: + if (f->index) + return -EINVAL; + f->pixelformat = V4L2_PIX_FMT_SRGGB10; + return 0; default: return -EINVAL; } diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-vin.h b/drivers/media/platform/renesas/rcar-vin/rcar-vin.h index 997a66318a29..f87d4bc9e53e 100644 --- a/drivers/media/platform/renesas/rcar-vin/rcar-vin.h +++ b/drivers/media/platform/renesas/rcar-vin/rcar-vin.h @@ -151,7 +151,8 @@ struct rvin_group_route { * @model: VIN model * @use_mc: use media controller instead of controlling subdevice * @use_isp: the VIN is connected to the ISP and not to the CSI-2 - * @nv12: support outputing NV12 pixel format + * @nv12: support outputting NV12 pixel format + * @raw10: support outputting RAW10 pixel format * @max_width: max input width the VIN supports * @max_height: max input height the VIN supports * @routes: list of possible routes from the CSI-2 recivers to @@ -163,6 +164,7 @@ struct rvin_info { bool use_mc; bool use_isp; bool nv12; + bool raw10; unsigned int max_width; unsigned int max_height;