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authorDave Airlie <airlied@redhat.com>2019-06-21 04:44:20 +0300
committerDave Airlie <airlied@redhat.com>2019-06-21 04:44:24 +0300
commit5eab9cf87b6c261f4e2f6c7623171cc2f5ea1a9c (patch)
treef063fd5aff4672d558a01a94c4949867bb2276b6 /drivers/gpu
parent91cbf5d2365c980b0abdd0924f7fdd38bbf55c78 (diff)
parent912bbf7e9ca422099935dd69d3ff0fd62db24882 (diff)
downloadlinux-5eab9cf87b6c261f4e2f6c7623171cc2f5ea1a9c.tar.xz
Merge tag 'imx-drm-fixes-2019-06-20' of git://git.pengutronix.de/git/pza/linux into drm-fixes
drm/imx: ipu-v3 image converter fixes This series fixes input buffer alignment and downsizer configuration to adhere to IPU mem2mem CSC/scaler hardware restrictions in certain downscaling ratios. Signed-off-by: Dave Airlie <airlied@redhat.com> From: Philipp Zabel <p.zabel@pengutronix.de> Link: https://patchwork.freedesktop.org/patch/msgid/1561040798.14349.20.camel@pengutronix.de
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/ipu-v3/ipu-image-convert.c40
1 files changed, 27 insertions, 13 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-image-convert.c b/drivers/gpu/ipu-v3/ipu-image-convert.c
index 36e88434513a..e744f3527ce1 100644
--- a/drivers/gpu/ipu-v3/ipu-image-convert.c
+++ b/drivers/gpu/ipu-v3/ipu-image-convert.c
@@ -400,12 +400,14 @@ static int calc_image_resize_coefficients(struct ipu_image_convert_ctx *ctx,
if (WARN_ON(resized_width == 0 || resized_height == 0))
return -EINVAL;
- while (downsized_width >= resized_width * 2) {
+ while (downsized_width > 1024 ||
+ downsized_width >= resized_width * 2) {
downsized_width >>= 1;
downsize_coeff_h++;
}
- while (downsized_height >= resized_height * 2) {
+ while (downsized_height > 1024 ||
+ downsized_height >= resized_height * 2) {
downsized_height >>= 1;
downsize_coeff_v++;
}
@@ -1876,7 +1878,8 @@ void ipu_image_convert_adjust(struct ipu_image *in, struct ipu_image *out,
enum ipu_rotate_mode rot_mode)
{
const struct ipu_image_pixfmt *infmt, *outfmt;
- u32 w_align, h_align;
+ u32 w_align_out, h_align_out;
+ u32 w_align_in, h_align_in;
infmt = get_format(in->pix.pixelformat);
outfmt = get_format(out->pix.pixelformat);
@@ -1908,22 +1911,33 @@ void ipu_image_convert_adjust(struct ipu_image *in, struct ipu_image *out,
}
/* align input width/height */
- w_align = ilog2(tile_width_align(IMAGE_CONVERT_IN, infmt, rot_mode));
- h_align = ilog2(tile_height_align(IMAGE_CONVERT_IN, infmt, rot_mode));
- in->pix.width = clamp_align(in->pix.width, MIN_W, MAX_W, w_align);
- in->pix.height = clamp_align(in->pix.height, MIN_H, MAX_H, h_align);
+ w_align_in = ilog2(tile_width_align(IMAGE_CONVERT_IN, infmt,
+ rot_mode));
+ h_align_in = ilog2(tile_height_align(IMAGE_CONVERT_IN, infmt,
+ rot_mode));
+ in->pix.width = clamp_align(in->pix.width, MIN_W, MAX_W,
+ w_align_in);
+ in->pix.height = clamp_align(in->pix.height, MIN_H, MAX_H,
+ h_align_in);
/* align output width/height */
- w_align = ilog2(tile_width_align(IMAGE_CONVERT_OUT, outfmt, rot_mode));
- h_align = ilog2(tile_height_align(IMAGE_CONVERT_OUT, outfmt, rot_mode));
- out->pix.width = clamp_align(out->pix.width, MIN_W, MAX_W, w_align);
- out->pix.height = clamp_align(out->pix.height, MIN_H, MAX_H, h_align);
+ w_align_out = ilog2(tile_width_align(IMAGE_CONVERT_OUT, outfmt,
+ rot_mode));
+ h_align_out = ilog2(tile_height_align(IMAGE_CONVERT_OUT, outfmt,
+ rot_mode));
+ out->pix.width = clamp_align(out->pix.width, MIN_W, MAX_W,
+ w_align_out);
+ out->pix.height = clamp_align(out->pix.height, MIN_H, MAX_H,
+ h_align_out);
/* set input/output strides and image sizes */
in->pix.bytesperline = infmt->planar ?
- clamp_align(in->pix.width, 2 << w_align, MAX_W, w_align) :
+ clamp_align(in->pix.width, 2 << w_align_in, MAX_W,
+ w_align_in) :
clamp_align((in->pix.width * infmt->bpp) >> 3,
- 2 << w_align, MAX_W, w_align);
+ ((2 << w_align_in) * infmt->bpp) >> 3,
+ (MAX_W * infmt->bpp) >> 3,
+ w_align_in);
in->pix.sizeimage = infmt->planar ?
(in->pix.height * in->pix.bytesperline * infmt->bpp) >> 3 :
in->pix.height * in->pix.bytesperline;