[PATCH 1/4] drm/amd/display: Update number of DCN3 clock states

Aurabindo Pillai aurabindo.pillai at amd.com
Thu Aug 26 01:09:59 UTC 2021


[Why & How]
The DCN3 SoC parameter num_states was calculated but not saved into the
object.

Signed-off-by: Aurabindo Pillai <aurabindo.pillai at amd.com>
Cc: stable at vger.kernel.org
---
 drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c
index 1333f0541f1b..43ac6f42dd80 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c
@@ -2467,6 +2467,7 @@ void dcn30_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_params
 			dram_speed_mts[num_states++] = bw_params->clk_table.entries[j++].memclk_mhz * 16;
 		}
 
+		dcn3_0_soc.num_states = num_states;
 		for (i = 0; i < dcn3_0_soc.num_states; i++) {
 			dcn3_0_soc.clock_limits[i].state = i;
 			dcn3_0_soc.clock_limits[i].dcfclk_mhz = dcfclk_mhz[i];
-- 
2.30.2



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