drm/amd/display: Add per surface validation hook.

For now just validate pixel format in the hook.
Signed-off-by: Andrey Grodzovsky <Andrey.Grodzovsky@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_resource.c

@@ -2535,3 +2535,14 @@ bool dc_validate_stream(const struct dc *dc, struct dc_stream *stream)
 
 	return res == DC_OK;
 }
+
+bool dc_validate_surface(const struct dc *dc, const struct dc_surface *surface)
+{
+	struct core_dc *core_dc = DC_TO_CORE(dc);
+
+	/* TODO For now validates pixel format only */
+	if (core_dc->res_pool->funcs->validate_surface)
+		return core_dc->res_pool->funcs->validate_surface(surface) == DC_OK;
+
+	return true;
+}

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

@@ -589,6 +589,7 @@ struct dc_validation_set {
 
 bool dc_validate_stream(const struct dc *dc, struct dc_stream *stream);
 
+bool dc_validate_surface(const struct dc *dc, const struct dc_surface *surface);
 /*
  * This function takes a set of resources and checks that they are cofunctional.
  *

drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c

@@ -804,12 +804,22 @@ static void dce100_destroy_resource_pool(struct resource_pool **pool)
 	*pool = NULL;
 }
 
+enum dc_status dce100_validate_surface(const struct dc_surface *surface)
+{
+
+	if (surface->format < SURFACE_PIXEL_FORMAT_VIDEO_BEGIN)
+		return DC_OK;
+
+	return DC_FAIL_SURFACE_VALIDATE;
+}
+
 static const struct resource_funcs dce100_res_pool_funcs = {
 	.destroy = dce100_destroy_resource_pool,
 	.link_enc_create = dce100_link_encoder_create,
 	.validate_with_context = dce100_validate_with_context,
 	.validate_guaranteed = dce100_validate_guaranteed,
-	.validate_bandwidth = dce100_validate_bandwidth
+	.validate_bandwidth = dce100_validate_bandwidth,
+	.validate_surface = dce100_validate_surface,
 };
 
 static bool construct(

drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.h

@@ -16,4 +16,6 @@ struct resource_pool *dce100_create_resource_pool(
 	uint8_t num_virtual_links,
 	struct core_dc *dc);
 
+enum dc_status dce100_validate_surface(const struct dc_surface *surface);
+
 #endif /* DCE100_RESOURCE_H_ */

drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c

@@ -55,6 +55,8 @@
 #include "dce/dce_11_2_d.h"
 #include "dce/dce_11_2_sh_mask.h"
 
+#include "dce100/dce100_resource.h"
+
 #ifndef mmDP_DPHY_INTERNAL_CTRL
 	#define mmDP_DPHY_INTERNAL_CTRL 0x4aa7
 	#define mmDP0_DP_DPHY_INTERNAL_CTRL 0x4aa7
@@ -992,6 +994,7 @@ static const struct resource_funcs dce112_res_pool_funcs = {
 	.validate_with_context = dce112_validate_with_context,
 	.validate_guaranteed = dce112_validate_guaranteed,
 	.validate_bandwidth = dce112_validate_bandwidth,
+	.validate_surface = dce100_validate_surface
 };
 
 static void bw_calcs_data_update_from_pplib(struct core_dc *dc)

drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c

@@ -60,6 +60,8 @@
 #include "vega10/NBIO/nbio_6_1_offset.h"
 #include "reg_helper.h"
 
+#include "dce100/dce100_resource.h"
+
 #ifndef mmDP0_DP_DPHY_INTERNAL_CTRL
 	#define mmDP0_DP_DPHY_INTERNAL_CTRL		0x210f
 	#define mmDP0_DP_DPHY_INTERNAL_CTRL_BASE_IDX	2
@@ -698,7 +700,8 @@ static const struct resource_funcs dce120_res_pool_funcs = {
 	.link_enc_create = dce120_link_encoder_create,
 	.validate_with_context = dce112_validate_with_context,
 	.validate_guaranteed = dce112_validate_guaranteed,
-	.validate_bandwidth = dce112_validate_bandwidth
+	.validate_bandwidth = dce112_validate_bandwidth,
+	.validate_surface = dce100_validate_surface
 };
 
 static void bw_calcs_data_update_from_pplib(struct core_dc *dc)

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

@@ -49,6 +49,7 @@
 #include "dce/dce_audio.h"
 #include "dce/dce_hwseq.h"
 #include "dce80/dce80_hw_sequencer.h"
+#include "dce100/dce100_resource.h"
 
 #include "reg_helper.h"
 
@@ -823,7 +824,8 @@ static const struct resource_funcs dce80_res_pool_funcs = {
 	.link_enc_create = dce80_link_encoder_create,
 	.validate_with_context = dce80_validate_with_context,
 	.validate_guaranteed = dce80_validate_guaranteed,
-	.validate_bandwidth = dce80_validate_bandwidth
+	.validate_bandwidth = dce80_validate_bandwidth,
+	.validate_surface = dce100_validate_surface
 };
 
 static bool construct(

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

@@ -105,6 +105,8 @@ struct resource_funcs {
 			struct validate_context *context,
 			const struct resource_pool *pool,
 			struct dc_stream *stream);
+
+	enum dc_status (*validate_surface)(const struct dc_surface *surface);
 };
 
 struct audio_support{