drm/amd/display: Add APU cap in dc_caps

Some features should only be enabled on APUs or should not
be enabled on APUs.
Signed-off-by: Anthony Koo <anthony.koo@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/core/dc.c

@@ -558,6 +558,7 @@ static bool construct(struct dc *dc,
 
 	dc_version = resource_parse_asic_id(init_params->asic_id);
 	dc->ctx->dce_version = dc_version;
+
 #if defined(CONFIG_DRM_AMD_DC_FBC)
 	dc->ctx->fbc_gpu_addr = init_params->fbc_gpu_addr;
 #endif

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

@@ -60,6 +60,7 @@ struct dc_caps {
 	unsigned int max_video_width;
 	bool dcc_const_color;
 	bool dynamic_audio;
+	bool is_apu;
 };
 
 struct dc_dcc_surface_param {

drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c

@@ -1156,6 +1156,7 @@ static bool construct(
 	dc->caps.max_downscale_ratio = 150;
 	dc->caps.i2c_speed_in_khz = 100;
 	dc->caps.max_cursor_size = 128;
+	dc->caps.is_apu = true;
 
 	/*************************************************
 	 *  Create resources                             *

drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c

@@ -957,6 +957,7 @@ static bool dce81_construct(
 	dc->caps.max_downscale_ratio = 200;
 	dc->caps.i2c_speed_in_khz = 40;
 	dc->caps.max_cursor_size = 128;
+	dc->caps.is_apu = true;
 
 	/*************************************************
 	 *  Create resources                             *
@@ -1121,6 +1122,7 @@ static bool dce83_construct(
 	dc->caps.max_downscale_ratio = 200;
 	dc->caps.i2c_speed_in_khz = 40;
 	dc->caps.max_cursor_size = 128;
+	dc->caps.is_apu = true;
 
 	/*************************************************
 	 *  Create resources                             *

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c

@@ -1235,6 +1235,7 @@ static bool construct(
 	dc->caps.max_cursor_size = 256;
 
 	dc->caps.max_slave_planes = 1;
+	dc->caps.is_apu = true;
 
 	if (dc->ctx->dce_environment == DCE_ENV_PRODUCTION_DRV)
 		dc->debug = debug_defaults_drv;