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| author | Steve Longerbeam <slongerbeam@gmail.com> | 2018-10-07 00:45:48 +0300 |
|---|---|---|
| committer | Philipp Zabel <p.zabel@pengutronix.de> | 2018-11-05 16:40:06 +0300 |
| commit | dec408fd23ae81338a55556cd570dacd6bf41046 (patch) | |
| tree | 80202464033a7d428bc9167f3b2b9269b254e900 /drivers/gpu/ipu-v3/ipu-cpmem.c | |
| parent | 22ec08081956084687e0824ffd0ff4d768584143 (diff) | |
| download | linux-dec408fd23ae81338a55556cd570dacd6bf41046.tar.xz | |
gpu: ipu-v3: Add chroma plane offset overrides to ipu_cpmem_set_image()
Allow the caller of ipu_cpmem_set_image() to override the latters
calculation of the chroma plane offsets, by adding override U/V
plane offsets to 'struct ipu_image'.
Signed-off-by: Steve Longerbeam <slongerbeam@gmail.com>
Tested-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Diffstat (limited to 'drivers/gpu/ipu-v3/ipu-cpmem.c')
| -rw-r--r-- | drivers/gpu/ipu-v3/ipu-cpmem.c | 46 |
1 files changed, 27 insertions, 19 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c index 7e65954f13c2..163fadb8a33a 100644 --- a/drivers/gpu/ipu-v3/ipu-cpmem.c +++ b/drivers/gpu/ipu-v3/ipu-cpmem.c @@ -745,48 +745,56 @@ int ipu_cpmem_set_image(struct ipuv3_channel *ch, struct ipu_image *image) switch (pix->pixelformat) { case V4L2_PIX_FMT_YUV420: offset = Y_OFFSET(pix, image->rect.left, image->rect.top); - u_offset = U_OFFSET(pix, image->rect.left, - image->rect.top) - offset; - v_offset = V_OFFSET(pix, image->rect.left, - image->rect.top) - offset; + u_offset = image->u_offset ? + image->u_offset : U_OFFSET(pix, image->rect.left, + image->rect.top) - offset; + v_offset = image->v_offset ? + image->v_offset : V_OFFSET(pix, image->rect.left, + image->rect.top) - offset; ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline / 2, u_offset, v_offset); break; case V4L2_PIX_FMT_YVU420: offset = Y_OFFSET(pix, image->rect.left, image->rect.top); - u_offset = U_OFFSET(pix, image->rect.left, - image->rect.top) - offset; - v_offset = V_OFFSET(pix, image->rect.left, - image->rect.top) - offset; + u_offset = image->u_offset ? + image->u_offset : V_OFFSET(pix, image->rect.left, + image->rect.top) - offset; + v_offset = image->v_offset ? + image->v_offset : U_OFFSET(pix, image->rect.left, + image->rect.top) - offset; ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline / 2, - v_offset, u_offset); + u_offset, v_offset); break; case V4L2_PIX_FMT_YUV422P: offset = Y_OFFSET(pix, image->rect.left, image->rect.top); - u_offset = U2_OFFSET(pix, image->rect.left, - image->rect.top) - offset; - v_offset = V2_OFFSET(pix, image->rect.left, - image->rect.top) - offset; + u_offset = image->u_offset ? + image->u_offset : U2_OFFSET(pix, image->rect.left, + image->rect.top) - offset; + v_offset = image->v_offset ? + image->v_offset : V2_OFFSET(pix, image->rect.left, + image->rect.top) - offset; ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline / 2, u_offset, v_offset); break; case V4L2_PIX_FMT_NV12: offset = Y_OFFSET(pix, image->rect.left, image->rect.top); - u_offset = UV_OFFSET(pix, image->rect.left, - image->rect.top) - offset; - v_offset = 0; + u_offset = image->u_offset ? + image->u_offset : UV_OFFSET(pix, image->rect.left, + image->rect.top) - offset; + v_offset = image->v_offset ? image->v_offset : 0; ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline, u_offset, v_offset); break; case V4L2_PIX_FMT_NV16: offset = Y_OFFSET(pix, image->rect.left, image->rect.top); - u_offset = UV2_OFFSET(pix, image->rect.left, - image->rect.top) - offset; - v_offset = 0; + u_offset = image->u_offset ? + image->u_offset : UV2_OFFSET(pix, image->rect.left, + image->rect.top) - offset; + v_offset = image->v_offset ? image->v_offset : 0; ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline, u_offset, v_offset); |