From: Steve Longerbeam Date: Wed, 12 Jun 2019 01:16:56 +0000 (-0700) Subject: gpu: ipu-v3: image-convert: Fix input bytesperline for packed formats X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=bca4d70cf1b8f6478a711c448a3a1e47b794b162;p=openwrt%2Fstaging%2Fblogic.git gpu: ipu-v3: image-convert: Fix input bytesperline for packed formats The input bytesperline calculation for packed pixel formats was incorrect. The min/max clamping values must be multiplied by the packed bits-per-pixel. This was causing corrupted converted images when the input format was RGB4 (probably also other input packed formats). Fixes: d966e23d61a2c ("gpu: ipu-v3: image-convert: fix bytesperline adjustment") Reported-by: Harsha Manjula Mallikarjun Suggested-by: Harsha Manjula Mallikarjun Signed-off-by: Steve Longerbeam Signed-off-by: Philipp Zabel --- diff --git a/drivers/gpu/ipu-v3/ipu-image-convert.c b/drivers/gpu/ipu-v3/ipu-image-convert.c index 36eb4c77ad91..4dfdbd1adf0d 100644 --- a/drivers/gpu/ipu-v3/ipu-image-convert.c +++ b/drivers/gpu/ipu-v3/ipu-image-convert.c @@ -1933,7 +1933,9 @@ void ipu_image_convert_adjust(struct ipu_image *in, struct ipu_image *out, 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_in, MAX_W, w_align_in); + ((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;