[PATCH] drm/amd/display: Add number of slices per line to DSC parameter validation

From: Harry Wentland
Date: Tue Aug 06 2019 - 13:45:59 EST


From: Nikola Cornij <nikola.cornij@xxxxxxx>

[why]
Number of slices per line was mistakenly left out

Cc: Hariprasad Kelam <hariprasad.kelam@xxxxxxxxx>
Signed-off-by: Nikola Cornij <nikola.cornij@xxxxxxx>
Signed-off-by: Harry Wentland <harry.wentland@xxxxxxx>
Reviewed-by: Harry Wentland <harry.wentland@xxxxxxx>
---

Thanks, Hariprasad, for your patch. The second condition should actually check
for num_slices_h.

Harry

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c
index e870caa8d4fa..adb69c038efb 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c
@@ -302,7 +302,7 @@ static bool dsc_prepare_config(struct display_stream_compressor *dsc, const stru
dsc_cfg->dc_dsc_cfg.linebuf_depth == 0)));
ASSERT(96 <= dsc_cfg->dc_dsc_cfg.bits_per_pixel && dsc_cfg->dc_dsc_cfg.bits_per_pixel <= 0x3ff); // 6.0 <= bits_per_pixel <= 63.9375

- if (!dsc_cfg->dc_dsc_cfg.num_slices_v || !dsc_cfg->dc_dsc_cfg.num_slices_v ||
+ if (!dsc_cfg->dc_dsc_cfg.num_slices_v || !dsc_cfg->dc_dsc_cfg.num_slices_h ||
!(dsc_cfg->dc_dsc_cfg.version_minor == 1 || dsc_cfg->dc_dsc_cfg.version_minor == 2) ||
!dsc_cfg->pic_width || !dsc_cfg->pic_height ||
!((dsc_cfg->dc_dsc_cfg.version_minor == 1 && // v1.1 line buffer depth range:
--
2.22.0