Hi Shaik, Sungchun,

Exynos-gsc has no maintainers mentioned in the MAINTAINERS file.
I see your activity in the development of this driver. Do you have
any comments on this patch?

Best wishes,
-- 
Kamil Debski
Samsung R&D Institute Poland


> -----Original Message-----
> From: John Sheu [mailto:s...@google.com]
> Sent: Tuesday, March 11, 2014 11:52 PM
> To: linux-media@vger.kernel.org
> Cc: m.che...@samsung.com; k.deb...@samsung.com; posc...@google.com;
> aru...@samsung.com; kgene....@samsung.com; John Sheu
> Subject: [PATCH 3/4] gsc-m2m: report correct format bytesperline and
> sizeimage
> 
> Explicitly specify sampling period for subsampled chroma formats, so
> stride and image size are properly reported through VIDIOC_{S,G}_FMT.
> 
> Signed-off-by: John Sheu <s...@google.com>
> ---
>  drivers/media/platform/exynos-gsc/gsc-core.c | 154 +++++++++++++++----
> --------  drivers/media/platform/exynos-gsc/gsc-core.h |  16 +--
> drivers/media/platform/exynos-gsc/gsc-regs.c |  40 +++----
>  drivers/media/platform/exynos-gsc/gsc-regs.h |   4 +-
>  4 files changed, 116 insertions(+), 98 deletions(-)
> 
> diff --git a/drivers/media/platform/exynos-gsc/gsc-core.c
> b/drivers/media/platform/exynos-gsc/gsc-core.c
> index 9d0cc04d..c02addef 100644
> --- a/drivers/media/platform/exynos-gsc/gsc-core.c
> +++ b/drivers/media/platform/exynos-gsc/gsc-core.c
> @@ -34,167 +34,185 @@ static const struct gsc_fmt gsc_formats[] = {
>       {
>               .name           = "RGB565",
>               .pixelformat    = V4L2_PIX_FMT_RGB565X,
> -             .depth          = { 16 },
>               .color          = GSC_RGB,
>               .num_planes     = 1,
>               .num_comp       = 1,
> +             .depth          = { 16 },
> +             .sampling       = { { 1, 1 } },
>       }, {
>               .name           = "XRGB-8-8-8-8, 32 bpp",
>               .pixelformat    = V4L2_PIX_FMT_RGB32,
> -             .depth          = { 32 },
>               .color          = GSC_RGB,
>               .num_planes     = 1,
>               .num_comp       = 1,
> +             .depth          = { 32 },
> +             .sampling       = { { 1, 1 } },
>       }, {
>               .name           = "YUV 4:2:2 packed, YCbYCr",
>               .pixelformat    = V4L2_PIX_FMT_YUYV,
> -             .depth          = { 16 },
>               .color          = GSC_YUV422,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CBCR,
>               .num_planes     = 1,
>               .num_comp       = 1,
> +             .depth          = { 16 },
> +             .sampling       = { { 1, 1 } },
>               .mbus_code      = V4L2_MBUS_FMT_YUYV8_2X8,
>       }, {
>               .name           = "YUV 4:2:2 packed, CbYCrY",
>               .pixelformat    = V4L2_PIX_FMT_UYVY,
> -             .depth          = { 16 },
>               .color          = GSC_YUV422,
>               .yorder         = GSC_LSB_C,
>               .corder         = GSC_CBCR,
>               .num_planes     = 1,
>               .num_comp       = 1,
> +             .depth          = { 16 },
> +             .sampling       = { { 1, 1 } },
>               .mbus_code      = V4L2_MBUS_FMT_UYVY8_2X8,
>       }, {
>               .name           = "YUV 4:2:2 packed, CrYCbY",
>               .pixelformat    = V4L2_PIX_FMT_VYUY,
> -             .depth          = { 16 },
>               .color          = GSC_YUV422,
>               .yorder         = GSC_LSB_C,
>               .corder         = GSC_CRCB,
>               .num_planes     = 1,
>               .num_comp       = 1,
> +             .depth          = { 16 },
> +             .sampling       = { { 1, 1 } },
>               .mbus_code      = V4L2_MBUS_FMT_VYUY8_2X8,
>       }, {
>               .name           = "YUV 4:2:2 packed, YCrYCb",
>               .pixelformat    = V4L2_PIX_FMT_YVYU,
> -             .depth          = { 16 },
>               .color          = GSC_YUV422,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CRCB,
>               .num_planes     = 1,
>               .num_comp       = 1,
> +             .depth          = { 16 },
> +             .sampling       = { { 1, 1 } },
>               .mbus_code      = V4L2_MBUS_FMT_YVYU8_2X8,
>       }, {
>               .name           = "YUV 4:4:4 planar, YCbYCr",
>               .pixelformat    = V4L2_PIX_FMT_YUV32,
> -             .depth          = { 32 },
>               .color          = GSC_YUV444,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CBCR,
>               .num_planes     = 1,
>               .num_comp       = 1,
> +             .depth          = { 32 },
> +             .sampling       = { { 1, 1 } },
>       }, {
>               .name           = "YUV 4:2:2 planar, Y/Cb/Cr",
>               .pixelformat    = V4L2_PIX_FMT_YUV422P,
> -             .depth          = { 16 },
>               .color          = GSC_YUV422,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CBCR,
>               .num_planes     = 1,
>               .num_comp       = 3,
> +             .depth          = { 8, 8, 8 },
> +             .sampling       = { { 1, 1 }, { 2, 1 }, { 2, 1 } },
>       }, {
>               .name           = "YUV 4:2:2 planar, Y/CbCr",
>               .pixelformat    = V4L2_PIX_FMT_NV16,
> -             .depth          = { 16 },
>               .color          = GSC_YUV422,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CBCR,
>               .num_planes     = 1,
>               .num_comp       = 2,
> +             .depth          = { 8, 16 },
> +             .sampling       = { { 1, 1 }, { 2, 1 } },
>       }, {
>               .name           = "YUV 4:2:2 planar, Y/CrCb",
>               .pixelformat    = V4L2_PIX_FMT_NV61,
> -             .depth          = { 16 },
>               .color          = GSC_YUV422,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CRCB,
>               .num_planes     = 1,
>               .num_comp       = 2,
> +             .depth          = { 8, 16 },
> +             .sampling       = { { 1, 1 }, { 2, 1 } },
>       }, {
>               .name           = "YUV 4:2:0 planar, YCbCr",
>               .pixelformat    = V4L2_PIX_FMT_YUV420,
> -             .depth          = { 12 },
>               .color          = GSC_YUV420,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CBCR,
>               .num_planes     = 1,
>               .num_comp       = 3,
> +             .depth          = { 8, 8, 8 },
> +             .sampling       = { { 1, 1 }, { 2, 2 }, { 2, 2 } },
>       }, {
>               .name           = "YUV 4:2:0 planar, YCrCb",
>               .pixelformat    = V4L2_PIX_FMT_YVU420,
> -             .depth          = { 12 },
>               .color          = GSC_YUV420,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CRCB,
>               .num_planes     = 1,
>               .num_comp       = 3,
> -
> +             .depth          = { 8, 8, 8 },
> +             .sampling       = { { 1, 1 }, { 2, 2 }, { 2, 2 } },
>       }, {
>               .name           = "YUV 4:2:0 planar, Y/CbCr",
>               .pixelformat    = V4L2_PIX_FMT_NV12,
> -             .depth          = { 12 },
>               .color          = GSC_YUV420,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CBCR,
>               .num_planes     = 1,
>               .num_comp       = 2,
> +             .depth          = { 8, 16 },
> +             .sampling       = { { 1, 1 }, { 2, 2 } },
>       }, {
>               .name           = "YUV 4:2:0 planar, Y/CrCb",
>               .pixelformat    = V4L2_PIX_FMT_NV21,
> -             .depth          = { 12 },
>               .color          = GSC_YUV420,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CRCB,
>               .num_planes     = 1,
>               .num_comp       = 2,
> +             .depth          = { 8, 16 },
> +             .sampling       = { { 1, 1 }, { 2, 2 } },
>       }, {
> -             .name           = "YUV 4:2:0 non-contig. 2p, Y/CbCr",
> +             .name           = "YUV 4:2:0 non-contiguous 2-planar,
Y/CbCr",
>               .pixelformat    = V4L2_PIX_FMT_NV12M,
> -             .depth          = { 8, 4 },
>               .color          = GSC_YUV420,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CBCR,
>               .num_planes     = 2,
>               .num_comp       = 2,
> +             .depth          = { 8, 16 },
> +             .sampling       = { { 1, 1 }, { 2, 2 } },
>       }, {
> -             .name           = "YUV 4:2:0 non-contig. 3p, Y/Cb/Cr",
> +             .name           = "YUV 4:2:0 non-contiguous 3-planar,
Y/Cb/Cr",
>               .pixelformat    = V4L2_PIX_FMT_YUV420M,
> -             .depth          = { 8, 2, 2 },
>               .color          = GSC_YUV420,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CBCR,
>               .num_planes     = 3,
>               .num_comp       = 3,
> +             .depth          = { 8, 8, 8 },
> +             .sampling       = { { 1, 1 }, { 2, 2 }, { 2, 2 } },
>       }, {
> -             .name           = "YUV 4:2:0 non-contig. 3p, Y/Cr/Cb",
> +             .name           = "YUV 4:2:0 non-contiguous 3-planar,
Y/Cr/Cb",
>               .pixelformat    = V4L2_PIX_FMT_YVU420M,
> -             .depth          = { 8, 2, 2 },
>               .color          = GSC_YUV420,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CRCB,
>               .num_planes     = 3,
>               .num_comp       = 3,
> +             .depth          = { 8, 8, 8 },
> +             .sampling       = { { 1, 1 }, { 2, 2 }, { 2, 2 } },
>       }, {
> -             .name           = "YUV 4:2:0 n.c. 2p, Y/CbCr tiled",
> +             .name           =
> +                     "YUV 4:2:0 non-contiguous 2-planar, Y/CbCr, tiled",
>               .pixelformat    = V4L2_PIX_FMT_NV12MT_16X16,
> -             .depth          = { 8, 4 },
>               .color          = GSC_YUV420,
>               .yorder         = GSC_LSB_Y,
>               .corder         = GSC_CBCR,
>               .num_planes     = 2,
>               .num_comp       = 2,
> -     }
> +             .depth          = { 8, 16 },
> +             .sampling       = { { 1, 1 }, { 2, 2 } },
> +     },
>  };
> 
>  const struct gsc_fmt *get_format(int index) @@ -384,6 +402,14 @@ void
> gsc_set_prefbuf(struct gsc_dev *gsc, struct gsc_frame *frm)
>                       f_chk_addr, f_chk_len, s_chk_addr, s_chk_len);  }
> 
> +static void get_format_size(__u32 width, __u32 height,
> +                         const struct gsc_fmt *fmt, int plane,
> +                         __u16 *bytesperline, __u32 *sizeimage) {
> +     __u16 bpl = ((width * fmt->depth[plane]) / fmt-
> >sampling[plane][0]) / 8;
> +     *bytesperline = bpl;
> +     *sizeimage = (height * bpl) / fmt->sampling[plane][0]; }
> +
>  int gsc_try_fmt_mplane(struct gsc_ctx *ctx, struct v4l2_format *f)  {
>       struct gsc_dev *gsc = ctx->gsc_dev;
> @@ -448,14 +474,16 @@ int gsc_try_fmt_mplane(struct gsc_ctx *ctx,
> struct v4l2_format *f)
>       else /* SD */
>               pix_mp->colorspace = V4L2_COLORSPACE_SMPTE170M;
> 
> -
> +     /* V4L2 specifies for contiguous planar formats that bytesperline
> and
> +        sizeimage are set to values appropriate for the first plane.
> */
>       for (i = 0; i < pix_mp->num_planes; ++i) {
> -             int bpl = (pix_mp->width * fmt->depth[i]) >> 3;
> -             pix_mp->plane_fmt[i].bytesperline = bpl;
> -             pix_mp->plane_fmt[i].sizeimage = bpl * pix_mp->height;
> +             get_format_size(pix_mp->width, pix_mp->height, fmt, i,
> +                             &pix_mp->plane_fmt[i].bytesperline,
> +                             &pix_mp->plane_fmt[i].sizeimage);
> 
>               pr_debug("[%d]: bpl: %d, sizeimage: %d",
> -                             i, bpl, pix_mp->plane_fmt[i].sizeimage);
> +                             i, pix_mp->plane_fmt[i].bytesperline,
> +                             pix_mp->plane_fmt[i].sizeimage);
>       }
> 
>       return 0;
> @@ -465,26 +493,27 @@ int gsc_g_fmt_mplane(struct gsc_ctx *ctx, struct
> v4l2_format *f)  {
>       struct gsc_frame *frame;
>       struct v4l2_pix_format_mplane *pix_mp;
> +     const struct gsc_fmt *fmt;
>       int i;
> 
>       frame = ctx_get_frame(ctx, f->type);
>       if (IS_ERR(frame))
>               return PTR_ERR(frame);
> +     fmt = frame->fmt;
> 
>       pix_mp = &f->fmt.pix_mp;
> 
>       pix_mp->width           = frame->f_width;
>       pix_mp->height          = frame->f_height;
>       pix_mp->field           = V4L2_FIELD_NONE;
> -     pix_mp->pixelformat     = frame->fmt->pixelformat;
> +     pix_mp->pixelformat     = fmt->pixelformat;
>       pix_mp->colorspace      = V4L2_COLORSPACE_REC709;
> -     pix_mp->num_planes      = frame->fmt->num_planes;
> +     pix_mp->num_planes      = fmt->num_planes;
> 
>       for (i = 0; i < pix_mp->num_planes; ++i) {
> -             pix_mp->plane_fmt[i].bytesperline = (frame->f_width *
> -                     frame->fmt->depth[i]) / 8;
> -             pix_mp->plane_fmt[i].sizeimage =
> -                      pix_mp->plane_fmt[i].bytesperline * frame-
>f_height;
> +             get_format_size(pix_mp->width, pix_mp->height, fmt, i,
> +                             &pix_mp->plane_fmt[i].bytesperline,
> +                             &pix_mp->plane_fmt[i].sizeimage);
>       }
> 
>       return 0;
> @@ -794,11 +823,12 @@ void gsc_ctrls_delete(struct gsc_ctx *ctx)
>       }
>  }
> 
> -/* The color format (num_comp, num_planes) must be already configured.
> */
> +/* The color format (num_planes, num_comp) must be already configured.
> +*/
>  int gsc_prepare_addr(struct gsc_ctx *ctx, struct vb2_buffer *vb,
>                       struct gsc_frame *frame, struct gsc_addr *addr)  {
>       int ret = 0;
> +     const struct gsc_fmt *fmt = frame->fmt;
>       u32 pix_size;
> 
>       if ((vb == NULL) || (frame == NULL))
> @@ -810,46 +840,30 @@ int gsc_prepare_addr(struct gsc_ctx *ctx, struct
> vb2_buffer *vb,
>               frame->fmt->num_planes, frame->fmt->num_comp, pix_size);
> 
>       addr->y = vb2_dma_contig_plane_dma_addr(vb, 0);
> -
> -     if (frame->fmt->num_planes == 1) {
> -             switch (frame->fmt->num_comp) {
> -             case 1:
> -                     addr->cb = 0;
> -                     addr->cr = 0;
> -                     break;
> -             case 2:
> -                     /* decompose Y into Y/Cb */
> -                     addr->cb = (dma_addr_t)(addr->y + pix_size);
> -                     addr->cr = 0;
> -                     break;
> -             case 3:
> -                     /* decompose Y into Y/Cb/Cr */
> -                     addr->cb = (dma_addr_t)(addr->y + pix_size);
> -                     if (GSC_YUV420 == frame->fmt->color)
> -                             addr->cr = (dma_addr_t)(addr->cb
> -                                             + (pix_size >> 2));
> -                     else /* 422 */
> -                             addr->cr = (dma_addr_t)(addr->cb
> -                                             + (pix_size >> 1));
> -                     break;
> -             default:
> -                     pr_err("Invalid the number of color planes");
> -                     return -EINVAL;
> +     addr->cb = 0;
> +     addr->cr = 0;
> +
> +     if (fmt->num_planes == 1) {
> +             if (fmt->num_comp >= 2) {
> +                     addr->cb = (dma_addr_t)(addr->y +
> +                             ((pix_size * fmt->depth[0]) /
> +                             (fmt->sampling[0][0] *
> +                              fmt->sampling[0][1]) / 8));
> +             }
> +             if (fmt->num_comp >= 3) {
> +                     addr->cr = (dma_addr_t)(addr->cb +
> +                             ((pix_size * fmt->depth[1]) /
> +                             (fmt->sampling[1][0] *
> +                              fmt->sampling[1][1]) / 8));
>               }
>       } else {
> -             if (frame->fmt->num_planes >= 2)
> +             if (fmt->num_comp >= 2)
>                       addr->cb = vb2_dma_contig_plane_dma_addr(vb, 1);
> -
> -             if (frame->fmt->num_planes == 3)
> +             if (fmt->num_comp == 3)
>                       addr->cr = vb2_dma_contig_plane_dma_addr(vb, 2);
>       }
> 
> -     if ((frame->fmt->pixelformat == V4L2_PIX_FMT_VYUY) ||
> -             (frame->fmt->pixelformat == V4L2_PIX_FMT_YVYU) ||
> -             (frame->fmt->pixelformat == V4L2_PIX_FMT_NV61) ||
> -             (frame->fmt->pixelformat == V4L2_PIX_FMT_YVU420) ||
> -             (frame->fmt->pixelformat == V4L2_PIX_FMT_NV21) ||
> -             (frame->fmt->pixelformat == V4L2_PIX_FMT_YVU420M))
> +     if (fmt->corder == GSC_CRCB)
>               swap(addr->cb, addr->cr);
> 
>       pr_debug("ADDR: y= 0x%X  cb= 0x%X cr= 0x%X ret= %d", diff --git
> a/drivers/media/platform/exynos-gsc/gsc-core.h
> b/drivers/media/platform/exynos-gsc/gsc-core.h
> index ef0a6564..8fb07e0d 100644
> --- a/drivers/media/platform/exynos-gsc/gsc-core.h
> +++ b/drivers/media/platform/exynos-gsc/gsc-core.h
> @@ -106,27 +106,27 @@ enum gsc_yuv_fmt {
>       container_of((__ctrl)->handler, struct gsc_ctx, ctrl_handler)
>  /**
>   * struct gsc_fmt - the driver's internal color format data
> - * @mbus_code: Media Bus pixel code, -1 if not applicable
>   * @name: format description
>   * @pixelformat: the fourcc code for this format, 0 if not applicable
>   * @yorder: Y/C order
>   * @corder: Chrominance order control
>   * @num_planes: number of physically non-contiguous data planes
> - * @nr_comp: number of physically contiguous data planes
> - * @depth: per plane driver's private 'number of bits per pixel'
> - * @flags: flags indicating which operation mode format applies to
> + * @num_comp: number of physically contiguous data planes
> + * @depth: bit depth of each component
> + * @sampling: sampling frequency of each components, X and Y
> + * @mbus_code: Media Bus pixel code, -1 if not applicable
>   */
>  struct gsc_fmt {
> -     enum v4l2_mbus_pixelcode mbus_code;
>       char    *name;
>       u32     pixelformat;
>       u32     color;
>       u32     yorder;
>       u32     corder;
> -     u16     num_planes;
> -     u16     num_comp;
> +     u8      num_planes;
> +     u8      num_comp;
>       u8      depth[VIDEO_MAX_PLANES];
> -     u32     flags;
> +     u8      sampling[VIDEO_MAX_PLANES][2];
> +     enum v4l2_mbus_pixelcode mbus_code;
>  };
> 
>  /**
> diff --git a/drivers/media/platform/exynos-gsc/gsc-regs.c
> b/drivers/media/platform/exynos-gsc/gsc-regs.c
> index e22d147a..a8d6c90b 100644
> --- a/drivers/media/platform/exynos-gsc/gsc-regs.c
> +++ b/drivers/media/platform/exynos-gsc/gsc-regs.c
> @@ -167,6 +167,7 @@ void gsc_hw_set_in_image_format(struct gsc_ctx
> *ctx)  {
>       struct gsc_dev *dev = ctx->gsc_dev;
>       struct gsc_frame *frame = &ctx->s_frame;
> +     const struct gsc_fmt *fmt = frame->fmt;
>       u32 i, depth = 0;
>       u32 cfg;
> 
> @@ -176,21 +177,22 @@ void gsc_hw_set_in_image_format(struct gsc_ctx
> *ctx)
>                GSC_IN_TILE_TYPE_MASK | GSC_IN_TILE_MODE);
>       writel(cfg, dev->regs + GSC_IN_CON);
> 
> -     if (is_rgb(frame->fmt->color)) {
> +     if (is_rgb(fmt->color)) {
>               gsc_hw_set_in_image_rgb(ctx);
>               return;
>       }
> -     for (i = 0; i < frame->fmt->num_planes; i++)
> -             depth += frame->fmt->depth[i];
> +     for (i = 0; i < fmt->num_comp; i++)
> +             depth += fmt->depth[i] /
> +                     (fmt->sampling[i][0] * fmt->sampling[i][1]);
> 
> -     switch (frame->fmt->num_comp) {
> +     switch (fmt->num_comp) {
>       case 1:
>               cfg |= GSC_IN_YUV422_1P;
> -             if (frame->fmt->yorder == GSC_LSB_Y)
> +             if (fmt->yorder == GSC_LSB_Y)
>                       cfg |= GSC_IN_YUV422_1P_ORDER_LSB_Y;
>               else
> -                     cfg |= GSC_IN_YUV422_1P_OEDER_LSB_C;
> -             if (frame->fmt->corder == GSC_CBCR)
> +                     cfg |= GSC_IN_YUV422_1P_ORDER_LSB_C;
> +             if (fmt->corder == GSC_CBCR)
>                       cfg |= GSC_IN_CHROMA_ORDER_CBCR;
>               else
>                       cfg |= GSC_IN_CHROMA_ORDER_CRCB;
> @@ -200,7 +202,7 @@ void gsc_hw_set_in_image_format(struct gsc_ctx
> *ctx)
>                       cfg |= GSC_IN_YUV420_2P;
>               else
>                       cfg |= GSC_IN_YUV422_2P;
> -             if (frame->fmt->corder == GSC_CBCR)
> +             if (fmt->corder == GSC_CBCR)
>                       cfg |= GSC_IN_CHROMA_ORDER_CBCR;
>               else
>                       cfg |= GSC_IN_CHROMA_ORDER_CRCB;
> @@ -213,7 +215,7 @@ void gsc_hw_set_in_image_format(struct gsc_ctx
> *ctx)
>               break;
>       }
> 
> -     if (is_tiled(frame->fmt))
> +     if (is_tiled(fmt))
>               cfg |= GSC_IN_TILE_C_16x8 | GSC_IN_TILE_MODE;
> 
>       writel(cfg, dev->regs + GSC_IN_CON);
> @@ -287,6 +289,7 @@ void gsc_hw_set_out_image_format(struct gsc_ctx
> *ctx)  {
>       struct gsc_dev *dev = ctx->gsc_dev;
>       struct gsc_frame *frame = &ctx->d_frame;
> +     const struct gsc_fmt *fmt = frame->fmt;
>       u32 i, depth = 0;
>       u32 cfg;
> 
> @@ -296,7 +299,7 @@ void gsc_hw_set_out_image_format(struct gsc_ctx
> *ctx)
>                GSC_OUT_TILE_TYPE_MASK | GSC_OUT_TILE_MODE);
>       writel(cfg, dev->regs + GSC_OUT_CON);
> 
> -     if (is_rgb(frame->fmt->color)) {
> +     if (is_rgb(fmt->color)) {
>               gsc_hw_set_out_image_rgb(ctx);
>               return;
>       }
> @@ -306,17 +309,18 @@ void gsc_hw_set_out_image_format(struct gsc_ctx
> *ctx)
>               goto end_set;
>       }
> 
> -     for (i = 0; i < frame->fmt->num_planes; i++)
> -             depth += frame->fmt->depth[i];
> +     for (i = 0; i < fmt->num_comp; i++)
> +             depth += fmt->depth[i] /
> +                     (fmt->sampling[i][0] * fmt->sampling[i][1]);
> 
> -     switch (frame->fmt->num_comp) {
> +     switch (fmt->num_comp) {
>       case 1:
>               cfg |= GSC_OUT_YUV422_1P;
> -             if (frame->fmt->yorder == GSC_LSB_Y)
> +             if (fmt->yorder == GSC_LSB_Y)
>                       cfg |= GSC_OUT_YUV422_1P_ORDER_LSB_Y;
>               else
> -                     cfg |= GSC_OUT_YUV422_1P_OEDER_LSB_C;
> -             if (frame->fmt->corder == GSC_CBCR)
> +                     cfg |= GSC_OUT_YUV422_1P_ORDER_LSB_C;
> +             if (fmt->corder == GSC_CBCR)
>                       cfg |= GSC_OUT_CHROMA_ORDER_CBCR;
>               else
>                       cfg |= GSC_OUT_CHROMA_ORDER_CRCB;
> @@ -326,7 +330,7 @@ void gsc_hw_set_out_image_format(struct gsc_ctx
> *ctx)
>                       cfg |= GSC_OUT_YUV420_2P;
>               else
>                       cfg |= GSC_OUT_YUV422_2P;
> -             if (frame->fmt->corder == GSC_CBCR)
> +             if (fmt->corder == GSC_CBCR)
>                       cfg |= GSC_OUT_CHROMA_ORDER_CBCR;
>               else
>                       cfg |= GSC_OUT_CHROMA_ORDER_CRCB;
> @@ -336,7 +340,7 @@ void gsc_hw_set_out_image_format(struct gsc_ctx
> *ctx)
>               break;
>       }
> 
> -     if (is_tiled(frame->fmt))
> +     if (is_tiled(fmt))
>               cfg |= GSC_OUT_TILE_C_16x8 | GSC_OUT_TILE_MODE;
> 
>  end_set:
> diff --git a/drivers/media/platform/exynos-gsc/gsc-regs.h
> b/drivers/media/platform/exynos-gsc/gsc-regs.h
> index 4678f9a6..b03401dc 100644
> --- a/drivers/media/platform/exynos-gsc/gsc-regs.h
> +++ b/drivers/media/platform/exynos-gsc/gsc-regs.h
> @@ -46,7 +46,7 @@
>  #define GSC_IN_RGB_SD_WIDE           (0 << 14)
>  #define GSC_IN_YUV422_1P_ORDER_MASK  (1 << 13)
>  #define GSC_IN_YUV422_1P_ORDER_LSB_Y (0 << 13)
> -#define GSC_IN_YUV422_1P_OEDER_LSB_C (1 << 13)
> +#define GSC_IN_YUV422_1P_ORDER_LSB_C (1 << 13)
>  #define GSC_IN_CHROMA_ORDER_MASK     (1 << 12)
>  #define GSC_IN_CHROMA_ORDER_CBCR     (0 << 12)
>  #define GSC_IN_CHROMA_ORDER_CRCB     (1 << 12)
> @@ -91,7 +91,7 @@
>  #define GSC_OUT_RGB_SD_NARROW                (0 << 10)
>  #define GSC_OUT_YUV422_1P_ORDER_MASK (1 << 9)
>  #define GSC_OUT_YUV422_1P_ORDER_LSB_Y        (0 << 9)
> -#define GSC_OUT_YUV422_1P_OEDER_LSB_C        (1 << 9)
> +#define GSC_OUT_YUV422_1P_ORDER_LSB_C        (1 << 9)
>  #define GSC_OUT_CHROMA_ORDER_MASK    (1 << 8)
>  #define GSC_OUT_CHROMA_ORDER_CBCR    (0 << 8)
>  #define GSC_OUT_CHROMA_ORDER_CRCB    (1 << 8)
> --
> 1.9.0.279.gdc9e3eb

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