[PATCH 363/459] drm/amd/display: fixed DCC corruption
Alex Deucher
alexdeucher at gmail.com
Mon Jun 17 19:45:04 UTC 2019
From: Bob Yang <Bob.Yang at amd.com>
[Description]
swath_bytes_horz_wc should be 256/64/64 for 2160p 32bpp surface
Signed-off-by: Bob Yang <Bob.Yang at amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu at amd.com>
Acked-by: Leo Li <sunpeng.li at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c
index 09e8d10a7a01..b3a99b10cfbd 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c
@@ -194,8 +194,8 @@ static void hubbub2_det_request_size(
hubbub2_get_blk256_size(&blk256_width, &blk256_height, bpe);
- swath_bytes_horz_wc = height * blk256_height * bpe;
- swath_bytes_vert_wc = width * blk256_width * bpe;
+ swath_bytes_horz_wc = width * blk256_height * bpe;
+ swath_bytes_vert_wc = height * blk256_width * bpe;
*req128_horz_wc = (2 * swath_bytes_horz_wc <= detile_buf_size) ?
false : /* full 256B request */
--
2.20.1
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