Add a dcfeaturemask flag for mclk switching. Disable by default;
enable once the feature has seen more testing.
Set amdgpu.dcfeaturemask=2 on the kernel command line in grub
to enable this.
Acked-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
if (amdgpu_dc_feature_mask & DC_FBC_MASK)
init_data.flags.fbc_support = true;
+ if (amdgpu_dc_feature_mask & DC_MULTI_MON_PP_MCLK_SWITCH_MASK)
+ init_data.flags.multi_mon_pp_mclk_switch = true;
+
init_data.flags.power_down_display_on_boot = true;
#ifdef CONFIG_DRM_AMD_DC_DCN2_0
populate_initial_data(pipe, pipe_count, data);
- calcs_output->all_displays_in_sync = all_displays_in_sync(pipe, pipe_count);
+ if (ctx->dc->config.multi_mon_pp_mclk_switch)
+ calcs_output->all_displays_in_sync = all_displays_in_sync(pipe, pipe_count);
+ else
+ calcs_output->all_displays_in_sync = false;
if (data->number_of_displays != 0) {
uint8_t yclk_lvl, sclk_lvl;
bool power_down_display_on_boot;
bool edp_not_connected;
bool forced_clocks;
-
+ bool multi_mon_pp_mclk_switch;
};
enum visual_confirm {
enum DC_FEATURE_MASK {
DC_FBC_MASK = 0x1,
+ DC_MULTI_MON_PP_MCLK_SWITCH_MASK = 0x2,
};
enum amd_dpm_forced_level;