From: Dillon Varone dillon.varone@amd.com
[ Upstream commit 5f0d1ef6f16e150ee46cc00b8d233d9d271fe39e ]
[WHY&HOW] Address was not previously populated which can result in incorrect clock frequencies being read on boot.
Reviewed-by: Alvin Lee alvin.lee2@amd.com Signed-off-by: Dillon Varone dillon.varone@amd.com Signed-off-by: Wayne Lin wayne.lin@amd.com Tested-by: Daniel Wheeler daniel.wheeler@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/display/dc/clk_mgr/dcn401/dcn401_clk_mgr.c | 2 ++ drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h | 1 + 2 files changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn401/dcn401_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn401/dcn401_clk_mgr.c index 8cfc5f4359374..313e52997596a 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn401/dcn401_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn401/dcn401_clk_mgr.c @@ -24,6 +24,8 @@
#include "dml/dcn401/dcn401_fpu.h"
+#define DCN_BASE__INST0_SEG1 0x000000C0 + #define mmCLK01_CLK0_CLK_PLL_REQ 0x16E37 #define mmCLK01_CLK0_CLK0_DFS_CNTL 0x16E69 #define mmCLK01_CLK0_CLK1_DFS_CNTL 0x16E6C diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h b/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h index 7a1ca1e98059b..221645c023b50 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h @@ -221,6 +221,7 @@ enum dentist_divider_range { CLK_SF(CLK0_CLK_PLL_REQ, FbMult_frac, mask_sh)
#define CLK_REG_LIST_DCN401() \ + SR(DENTIST_DISPCLK_CNTL), \ CLK_SR_DCN401(CLK0_CLK_PLL_REQ, CLK01, 0), \ CLK_SR_DCN401(CLK0_CLK0_DFS_CNTL, CLK01, 0), \ CLK_SR_DCN401(CLK0_CLK1_DFS_CNTL, CLK01, 0), \