From e7414a1a185ead49e8b7e0fa6952e74cfe4a76f4 Mon Sep 17 00:00:00 2001 From: Jake Wang Date: Wed, 22 Sep 2021 23:37:52 -0400 Subject: [PATCH] drm/amd/display: Disable hdmistream and hdmichar clocks [Why & How] Disable hdmistream and hdmichar root clocks when not being used. Reviewed-by: Aric Cyr Acked-by: Agustin Gutierrez Sanchez Signed-off-by: Jake Wang Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dccg.h | 9 +++++++-- drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.h | 9 +++++---- drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_1_2_offset.h | 2 ++ drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_1_2_sh_mask.h | 8 ++++++++ 4 files changed, 22 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dccg.h b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dccg.h index 4098669..f98aba3 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dccg.h +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dccg.h @@ -186,8 +186,11 @@ type SYMCLK32_ROOT_LE0_GATE_DISABLE;\ type SYMCLK32_ROOT_LE1_GATE_DISABLE;\ type DPSTREAMCLK_ROOT_GATE_DISABLE;\ - type DPSTREAMCLK_GATE_DISABLE; - + type DPSTREAMCLK_GATE_DISABLE;\ + type HDMISTREAMCLK0_DTO_PHASE;\ + type HDMISTREAMCLK0_DTO_MODULO;\ + type HDMICHARCLK0_GATE_DISABLE;\ + type HDMICHARCLK0_ROOT_GATE_DISABLE; struct dccg_shift { @@ -231,6 +234,8 @@ struct dccg_registers { uint32_t DPSTREAMCLK_ROOT_GATE_DISABLE; uint32_t DPSTREAMCLK_GATE_DISABLE; uint32_t DCCG_GATE_DISABLE_CNTL3; + uint32_t HDMISTREAMCLK0_DTO_PARAM; + uint32_t DCCG_GATE_DISABLE_CNTL4; }; diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.h b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.h index 602bf46..a013a32 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.h +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.h @@ -66,7 +66,8 @@ SR(DSCCLK1_DTO_PARAM),\ SR(DSCCLK2_DTO_PARAM),\ SR(DSCCLK_DTO_CTRL),\ - SR(DCCG_GATE_DISABLE_CNTL3) + SR(DCCG_GATE_DISABLE_CNTL3),\ + SR(HDMISTREAMCLK0_DTO_PARAM) #define DCCG_MASK_SH_LIST_DCN31(mask_sh) \ @@ -141,9 +142,9 @@ DCCG_SF(DCCG_GATE_DISABLE_CNTL3, SYMCLK32_ROOT_SE2_GATE_DISABLE, mask_sh),\ DCCG_SF(DCCG_GATE_DISABLE_CNTL3, SYMCLK32_ROOT_SE3_GATE_DISABLE, mask_sh),\ DCCG_SF(DCCG_GATE_DISABLE_CNTL3, SYMCLK32_ROOT_LE0_GATE_DISABLE, mask_sh),\ - DCCG_SF(DCCG_GATE_DISABLE_CNTL3, SYMCLK32_ROOT_LE1_GATE_DISABLE, mask_sh) - - + DCCG_SF(DCCG_GATE_DISABLE_CNTL3, SYMCLK32_ROOT_LE1_GATE_DISABLE, mask_sh),\ + DCCG_SF(HDMISTREAMCLK0_DTO_PARAM, HDMISTREAMCLK0_DTO_PHASE, mask_sh),\ + DCCG_SF(HDMISTREAMCLK0_DTO_PARAM, HDMISTREAMCLK0_DTO_MODULO, mask_sh) struct dccg *dccg31_create( diff --git a/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_1_2_offset.h b/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_1_2_offset.h index 312c50e..f268d33 100644 --- a/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_1_2_offset.h +++ b/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_1_2_offset.h @@ -436,6 +436,8 @@ #define regPHYESYMCLK_CLOCK_CNTL_BASE_IDX 2 #define regDCCG_GATE_DISABLE_CNTL3 0x005a #define regDCCG_GATE_DISABLE_CNTL3_BASE_IDX 2 +#define regHDMISTREAMCLK0_DTO_PARAM 0x005b +#define regHDMISTREAMCLK0_DTO_PARAM_BASE_IDX 2 #define regDCCG_AUDIO_DTBCLK_DTO_PHASE 0x0061 #define regDCCG_AUDIO_DTBCLK_DTO_PHASE_BASE_IDX 2 #define regDCCG_AUDIO_DTBCLK_DTO_MODULO 0x0062 diff --git a/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_1_2_sh_mask.h b/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_1_2_sh_mask.h index a9d553e..1f21f31 100644 --- a/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_1_2_sh_mask.h +++ b/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_1_2_sh_mask.h @@ -1438,6 +1438,14 @@ #define DCCG_GATE_DISABLE_CNTL3__SYMCLK32_LE0_GATE_DISABLE_MASK 0x00200000L #define DCCG_GATE_DISABLE_CNTL3__SYMCLK32_ROOT_LE1_GATE_DISABLE_MASK 0x00400000L #define DCCG_GATE_DISABLE_CNTL3__SYMCLK32_LE1_GATE_DISABLE_MASK 0x00800000L +//HDMISTREAMCLK0_DTO_PARAM +#define HDMISTREAMCLK0_DTO_PARAM__HDMISTREAMCLK0_DTO_PHASE__SHIFT 0x0 +#define HDMISTREAMCLK0_DTO_PARAM__HDMISTREAMCLK0_DTO_MODULO__SHIFT 0x8 +#define HDMISTREAMCLK0_DTO_PARAM__HDMISTREAMCLK0_DTO_EN__SHIFT 0x10 +#define HDMISTREAMCLK0_DTO_PARAM__HDMISTREAMCLK0_DTO_PHASE_MASK 0x000000FFL +#define HDMISTREAMCLK0_DTO_PARAM__HDMISTREAMCLK0_DTO_MODULO_MASK 0x0000FF00L +#define HDMISTREAMCLK0_DTO_PARAM__HDMISTREAMCLK0_DTO_EN_MASK 0x00010000L + //DCCG_AUDIO_DTBCLK_DTO_PHASE #define DCCG_AUDIO_DTBCLK_DTO_PHASE__DCCG_AUDIO_DTBCLK_DTO_PHASE__SHIFT 0x0 #define DCCG_AUDIO_DTBCLK_DTO_PHASE__DCCG_AUDIO_DTBCLK_DTO_PHASE_MASK 0xFFFFFFFFL -- 2.7.4