diff options
| author | Charlene Liu <Charlene.Liu@amd.com> | 2022-03-10 17:20:43 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-03-15 14:42:01 -0400 |
| commit | a91b402d50072e4801b231925f33574f90e562ce (patch) | |
| tree | 23eea18c08f2a4248db72e2440b4b8642fd2c7f9 /drivers/gpu/drm/amd/display/dc/dcn31 | |
| parent | dd15640bcee5a5fa74fc52557dd6220f48b01116 (diff) | |
| download | linux-a91b402d50072e4801b231925f33574f90e562ce.tar.gz | |
drm/amd/display: Add save/restore PANEL_PWRSEQ_REF_DIV2
[why]
DCN31 has this in zstate save/restore sequence.
need for non_zstate supported ASIC
[how]
add this PANEL_PWRSEQ_REF_DIV2 to existing panel_cntl_hw_init structure.
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn31')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c index 83ece02380a8..11ea9d13e312 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c @@ -83,7 +83,8 @@ static uint32_t dcn31_panel_cntl_hw_init(struct panel_cntl *panel_cntl) cmd.panel_cntl.data.bl_pwm_period_cntl = panel_cntl->stored_backlight_registers.BL_PWM_PERIOD_CNTL; cmd.panel_cntl.data.bl_pwm_ref_div1 = panel_cntl->stored_backlight_registers.LVTMA_PWRSEQ_REF_DIV_BL_PWM_REF_DIV; - + cmd.panel_cntl.data.bl_pwm_ref_div2 = + panel_cntl->stored_backlight_registers.PANEL_PWRSEQ_REF_DIV2; if (!dc_dmub_srv_cmd_with_reply_data(dc_dmub_srv, &cmd)) return 0; @@ -92,6 +93,8 @@ static uint32_t dcn31_panel_cntl_hw_init(struct panel_cntl *panel_cntl) panel_cntl->stored_backlight_registers.BL_PWM_PERIOD_CNTL = cmd.panel_cntl.data.bl_pwm_period_cntl; panel_cntl->stored_backlight_registers.LVTMA_PWRSEQ_REF_DIV_BL_PWM_REF_DIV = cmd.panel_cntl.data.bl_pwm_ref_div1; + panel_cntl->stored_backlight_registers.PANEL_PWRSEQ_REF_DIV2 = + cmd.panel_cntl.data.bl_pwm_ref_div2; return cmd.panel_cntl.data.current_backlight; } |