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authorDavid S. Miller <davem@davemloft.net>2016-04-09 23:41:41 +0200
committerDavid S. Miller <davem@davemloft.net>2016-04-09 23:41:41 +0200
commitae95d7126104591348d37aaf78c8325967e02386 (patch)
tree3270712f030549d77d4c55246d056e02b9def29d /drivers/gpu/ipu-v3/ipu-cpmem.c
parentipv6: fix inet6_lookup_listener() (diff)
parentMerge tag 'tty-4.6-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/greg... (diff)
downloadlinux-ae95d7126104591348d37aaf78c8325967e02386.tar.xz
linux-ae95d7126104591348d37aaf78c8325967e02386.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/gpu/ipu-v3/ipu-cpmem.c')
-rw-r--r--drivers/gpu/ipu-v3/ipu-cpmem.c79
1 files changed, 36 insertions, 43 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c
index 883a314cd83a..6494a4d28171 100644
--- a/drivers/gpu/ipu-v3/ipu-cpmem.c
+++ b/drivers/gpu/ipu-v3/ipu-cpmem.c
@@ -395,60 +395,48 @@ void ipu_cpmem_set_yuv_interleaved(struct ipuv3_channel *ch, u32 pixel_format)
EXPORT_SYMBOL_GPL(ipu_cpmem_set_yuv_interleaved);
void ipu_cpmem_set_yuv_planar_full(struct ipuv3_channel *ch,
- u32 pixel_format, int stride,
- int u_offset, int v_offset)
+ unsigned int uv_stride,
+ unsigned int u_offset, unsigned int v_offset)
{
- switch (pixel_format) {
- case V4L2_PIX_FMT_YUV420:
- case V4L2_PIX_FMT_YUV422P:
- ipu_ch_param_write_field(ch, IPU_FIELD_SLUV, (stride / 2) - 1);
- ipu_ch_param_write_field(ch, IPU_FIELD_UBO, u_offset / 8);
- ipu_ch_param_write_field(ch, IPU_FIELD_VBO, v_offset / 8);
- break;
- case V4L2_PIX_FMT_YVU420:
- ipu_ch_param_write_field(ch, IPU_FIELD_SLUV, (stride / 2) - 1);
- ipu_ch_param_write_field(ch, IPU_FIELD_UBO, v_offset / 8);
- ipu_ch_param_write_field(ch, IPU_FIELD_VBO, u_offset / 8);
- break;
- case V4L2_PIX_FMT_NV12:
- case V4L2_PIX_FMT_NV16:
- ipu_ch_param_write_field(ch, IPU_FIELD_SLUV, stride - 1);
- ipu_ch_param_write_field(ch, IPU_FIELD_UBO, u_offset / 8);
- ipu_ch_param_write_field(ch, IPU_FIELD_VBO, u_offset / 8);
- break;
- }
+ ipu_ch_param_write_field(ch, IPU_FIELD_SLUV, uv_stride - 1);
+ ipu_ch_param_write_field(ch, IPU_FIELD_UBO, u_offset / 8);
+ ipu_ch_param_write_field(ch, IPU_FIELD_VBO, v_offset / 8);
}
EXPORT_SYMBOL_GPL(ipu_cpmem_set_yuv_planar_full);
void ipu_cpmem_set_yuv_planar(struct ipuv3_channel *ch,
u32 pixel_format, int stride, int height)
{
- int u_offset, v_offset;
+ int fourcc, u_offset, v_offset;
int uv_stride = 0;
- switch (pixel_format) {
- case V4L2_PIX_FMT_YUV420:
- case V4L2_PIX_FMT_YVU420:
+ fourcc = v4l2_pix_fmt_to_drm_fourcc(pixel_format);
+ switch (fourcc) {
+ case DRM_FORMAT_YUV420:
uv_stride = stride / 2;
u_offset = stride * height;
v_offset = u_offset + (uv_stride * height / 2);
- ipu_cpmem_set_yuv_planar_full(ch, pixel_format, stride,
- u_offset, v_offset);
break;
- case V4L2_PIX_FMT_YUV422P:
+ case DRM_FORMAT_YVU420:
+ uv_stride = stride / 2;
+ v_offset = stride * height;
+ u_offset = v_offset + (uv_stride * height / 2);
+ break;
+ case DRM_FORMAT_YUV422:
uv_stride = stride / 2;
u_offset = stride * height;
v_offset = u_offset + (uv_stride * height);
- ipu_cpmem_set_yuv_planar_full(ch, pixel_format, stride,
- u_offset, v_offset);
break;
- case V4L2_PIX_FMT_NV12:
- case V4L2_PIX_FMT_NV16:
+ case DRM_FORMAT_NV12:
+ case DRM_FORMAT_NV16:
+ uv_stride = stride;
u_offset = stride * height;
- ipu_cpmem_set_yuv_planar_full(ch, pixel_format, stride,
- u_offset, 0);
+ v_offset = 0;
break;
+ default:
+ return;
}
+ ipu_cpmem_set_yuv_planar_full(ch, uv_stride, u_offset, v_offset);
}
EXPORT_SYMBOL_GPL(ipu_cpmem_set_yuv_planar);
@@ -684,17 +672,25 @@ int ipu_cpmem_set_image(struct ipuv3_channel *ch, struct ipu_image *image)
switch (pix->pixelformat) {
case V4L2_PIX_FMT_YUV420:
- 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;
- ipu_cpmem_set_yuv_planar_full(ch, pix->pixelformat,
- pix->bytesperline,
+ 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;
+
+ ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline / 2,
+ v_offset, u_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,
@@ -702,8 +698,7 @@ int ipu_cpmem_set_image(struct ipuv3_channel *ch, struct ipu_image *image)
v_offset = V2_OFFSET(pix, image->rect.left,
image->rect.top) - offset;
- ipu_cpmem_set_yuv_planar_full(ch, pix->pixelformat,
- pix->bytesperline,
+ ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline / 2,
u_offset, v_offset);
break;
case V4L2_PIX_FMT_NV12:
@@ -712,8 +707,7 @@ int ipu_cpmem_set_image(struct ipuv3_channel *ch, struct ipu_image *image)
image->rect.top) - offset;
v_offset = 0;
- ipu_cpmem_set_yuv_planar_full(ch, pix->pixelformat,
- pix->bytesperline,
+ ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline,
u_offset, v_offset);
break;
case V4L2_PIX_FMT_NV16:
@@ -722,8 +716,7 @@ int ipu_cpmem_set_image(struct ipuv3_channel *ch, struct ipu_image *image)
image->rect.top) - offset;
v_offset = 0;
- ipu_cpmem_set_yuv_planar_full(ch, pix->pixelformat,
- pix->bytesperline,
+ ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline,
u_offset, v_offset);
break;
case V4L2_PIX_FMT_UYVY: