Commit a9ec3fe4 authored by Camille Cho's avatar Camille Cho Committed by Alex Deucher
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drm/amd/display: Add definition for number of backlight data points 



[Why]
A hardcoded number is used today

[How]
Add definition for number of BL data points

Signed-off-by: default avatarCamille Cho <Camille.Cho@amd.com>
Reviewed-by: default avatarAnthony Koo <Anthony.Koo@amd.com>
Acked-by: default avatarRodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 6026be69

drivers/gpu/drm/amd/display/dc/dm_services_types.h

+2 −1
Original line number Diff line number Diff line
@@ -220,6 +220,7 @@ struct dm_bl_data_point { 
};



/* Total size of the structure should not exceed 256 bytes */

#define BL_DATA_POINTS 99

struct dm_acpi_atif_backlight_caps {

	uint16_t size; /* Bytes 0-1 (2 bytes) */

	uint16_t flags; /* Byted 2-3 (2 bytes) */
@@ -229,7 +230,7 @@ struct dm_acpi_atif_backlight_caps { 
	uint8_t  min_input_signal; /* Byte 7 */

	uint8_t  max_input_signal; /* Byte 8 */

	uint8_t  num_data_points; /* Byte 9 */

	struct dm_bl_data_point data_points[99]; /* Bytes 10-207 (198 bytes)*/

	struct dm_bl_data_point data_points[BL_DATA_POINTS]; /* Bytes 10-207 (198 bytes)*/

};



enum dm_acpi_display_type {