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drm/amd/display: Added support for multiple eDP BL control
[WHY & HOW] Driver currently assumes only 1 eDP is connected. Added support for multiple eDP BL control. Signed-off-by: Jake Wang <haonan.wang2@amd.com> Acked-by: Bindu Ramamurthy <bindur12@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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2 changed files with 29 additions and 0 deletions
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@ -218,6 +218,8 @@ bool dcn21_set_backlight_level(struct pipe_ctx *pipe_ctx,
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cmd.abm_set_backlight.header.sub_type = DMUB_CMD__ABM_SET_BACKLIGHT;
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cmd.abm_set_backlight.header.sub_type = DMUB_CMD__ABM_SET_BACKLIGHT;
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cmd.abm_set_backlight.abm_set_backlight_data.frame_ramp = frame_ramp;
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cmd.abm_set_backlight.abm_set_backlight_data.frame_ramp = frame_ramp;
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cmd.abm_set_backlight.abm_set_backlight_data.backlight_user_level = backlight_pwm_u16_16;
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cmd.abm_set_backlight.abm_set_backlight_data.backlight_user_level = backlight_pwm_u16_16;
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cmd.abm_set_backlight.abm_set_backlight_data.version = DMUB_CMD_ABM_SET_BACKLIGHT_VERSION_1;
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cmd.abm_set_backlight.abm_set_backlight_data.panel_mask = (0x01 << panel_cntl->inst);
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cmd.abm_set_backlight.header.payload_bytes = sizeof(struct dmub_cmd_abm_set_backlight_data);
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cmd.abm_set_backlight.header.payload_bytes = sizeof(struct dmub_cmd_abm_set_backlight_data);
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dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd);
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dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd);
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@ -120,6 +120,16 @@
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/* Trace buffer offset for entry */
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/* Trace buffer offset for entry */
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#define TRACE_BUFFER_ENTRY_OFFSET 16
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#define TRACE_BUFFER_ENTRY_OFFSET 16
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/**
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* ABM backlight control version legacy
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*/
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#define DMUB_CMD_ABM_SET_BACKLIGHT_VERSION_UNKNOWN 0x0
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/**
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* ABM backlight control version with multi edp support
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*/
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#define DMUB_CMD_ABM_SET_BACKLIGHT_VERSION_1 0x1
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/**
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/**
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* Physical framebuffer address location, 64-bit.
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* Physical framebuffer address location, 64-bit.
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*/
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*/
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@ -1625,6 +1635,23 @@ struct dmub_cmd_abm_set_backlight_data {
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* Requested backlight level from user.
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* Requested backlight level from user.
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*/
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*/
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uint32_t backlight_user_level;
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uint32_t backlight_user_level;
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/**
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* Backlight data version.
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*/
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uint8_t version;
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/**
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* Panel Control HW instance mask.
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* Bit 0 is Panel Control HW instance 0.
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* Bit 1 is Panel Control HW instance 1.
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*/
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uint8_t panel_mask;
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/**
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* Explicit padding to 4 byte boundary.
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*/
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uint8_t pad[2];
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};
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};
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/**
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/**
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