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drm/amd/display: fixed DCC corruption 

[Description]
swath_bytes_horz_wc should be 256/64/64 for 2160p 32bpp surface

Signed-off-by: Bob Yang <Bob.Yang@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Bob Yang 2019-03-18 11:44:52 +08:00 committed by Alex Deucher
parent 4e0cbbbfbc
commit 0cd3262566
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c
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@ -194,8 +194,8 @@ static void hubbub2_det_request_size(
hubbub2_get_blk256_size(&blk256_width, &blk256_height, bpe); hubbub2_get_blk256_size(&blk256_width, &blk256_height, bpe);
swath_bytes_horz_wc = height * blk256_height * bpe; swath_bytes_horz_wc = width * blk256_height * bpe;
swath_bytes_vert_wc = width * blk256_width * bpe; swath_bytes_vert_wc = height * blk256_width * bpe;
*req128_horz_wc = (2 * swath_bytes_horz_wc <= detile_buf_size) ? *req128_horz_wc = (2 * swath_bytes_horz_wc <= detile_buf_size) ?
false : /* full 256B request */ false : /* full 256B request */