Merge tag 'amd-drm-next-5.17-2021-12-30' of ssh://gitlab.freedesktop.org/agd5f/linux into drm-next

amd-drm-next-5.17-2021-12-30:

amdgpu:
- Suspend/resume fixes
- Fence fix
- Misc code cleanups
- IP discovery fixes
- SRIOV fixes
- RAS fixes
- GMC 8 VRAM detection fix
- FRU fixes for Aldebaran
- Display fixes

amdkfd:
- SVM fixes
- IP discovery fixes

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211230141032.613596-1-alexander.deucher@amd.com

7 files changed, 47 insertions, 11 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_status.h b/drivers/gpu/drm/amd/display/dc/inc/core_status.h
index d34b0b0eea65..444182a97e6e 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/core_status.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/core_status.h
@@ -53,6 +53,8 @@ enum dc_status {
 	DC_NOT_SUPPORTED = 24,
 	DC_UNSUPPORTED_VALUE = 25,
 
+	DC_NO_LINK_ENC_RESOURCE = 26,
+
 	DC_ERROR_UNEXPECTED = -1
 };
 
diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_types.h b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
index f3c0e70073da..943240e2809e 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
@@ -334,6 +334,20 @@ struct plane_resource {
 	struct dcn_fe_bandwidth bw;
 };
 
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+#define LINK_RES_HPO_DP_REC_MAP__MASK 0xFFFF
+#define LINK_RES_HPO_DP_REC_MAP__SHIFT 0
+#endif
+
+/* all mappable hardware resources used to enable a link */
+struct link_resource {
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+	struct hpo_dp_link_encoder *hpo_dp_link_enc;
+#else
+	void *dummy;
+#endif
+};
+
 union pipe_update_flags {
 	struct {
 		uint32_t enable : 1;
@@ -361,6 +375,7 @@ struct pipe_ctx {
 
 	struct plane_resource plane_res;
 	struct stream_resource stream_res;
+	struct link_resource link_res;
 
 	struct clock_source *clock_source;
 
@@ -412,6 +427,8 @@ struct resource_context {
 	struct link_enc_cfg_context link_enc_cfg_ctx;
 #if defined(CONFIG_DRM_AMD_DC_DCN)
 	bool is_hpo_dp_stream_enc_acquired[MAX_HPO_DP2_ENCODERS];
+	unsigned int hpo_dp_link_enc_to_link_idx[MAX_HPO_DP2_LINK_ENCODERS];
+	int hpo_dp_link_enc_ref_cnts[MAX_HPO_DP2_LINK_ENCODERS];
 #endif
 #if defined(CONFIG_DRM_AMD_DC_DCN)
 	bool is_mpc_3dlut_acquired[MAX_PIPES];
diff --git a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h
index 52bdfea7897b..cd52813a8432 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h
@@ -56,16 +56,19 @@ enum {
 
 bool dp_verify_link_cap(
 	struct dc_link *link,
+	const struct link_resource *link_res,
 	struct dc_link_settings *known_limit_link_setting,
 	int *fail_count);
 
 bool dp_verify_link_cap_with_retries(
 	struct dc_link *link,
+	const struct link_resource *link_res,
 	struct dc_link_settings *known_limit_link_setting,
 	int attempts);
 
 bool dp_verify_mst_link_cap(
-	struct dc_link *link);
+	struct dc_link *link,
+	const struct link_resource *link_res);
 
 bool dp_validate_mode_timing(
 	struct dc_link *link,
@@ -168,7 +171,7 @@ uint8_t dc_dp_initialize_scrambling_data_symbols(
 	struct dc_link *link,
 	enum dc_dp_training_pattern pattern);
 
-enum dc_status dp_set_fec_ready(struct dc_link *link, bool ready);
+enum dc_status dp_set_fec_ready(struct dc_link *link, const struct link_resource *link_res, bool ready);
 void dp_set_fec_enable(struct dc_link *link, bool enable);
 struct link_encoder *dp_get_link_enc(struct dc_link *link);
 bool dp_set_dsc_enable(struct pipe_ctx *pipe_ctx, bool enable);
@@ -211,8 +214,12 @@ bool dpcd_poll_for_allocation_change_trigger(struct dc_link *link);
 struct fixed31_32 calculate_sst_avg_time_slots_per_mtp(
 		const struct dc_stream_state *stream,
 		const struct dc_link *link);
-void enable_dp_hpo_output(struct dc_link *link, const struct dc_link_settings *link_settings);
-void disable_dp_hpo_output(struct dc_link *link, enum signal_type signal);
+void enable_dp_hpo_output(struct dc_link *link,
+		const struct link_resource *link_res,
+		const struct dc_link_settings *link_settings);
+void disable_dp_hpo_output(struct dc_link *link,
+		const struct link_resource *link_res,
+		enum signal_type signal);
 void setup_dp_hpo_stream(struct pipe_ctx *pipe_ctx, bool enable);
 bool is_dp_128b_132b_signal(struct pipe_ctx *pipe_ctx);
 void reset_dp_hpo_stream_encoders_for_link(struct dc_link *link);
diff --git a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dpia.h b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dpia.h
index 974d703e3771..74dafd0f9d3d 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dpia.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dpia.h
@@ -91,8 +91,9 @@ enum dc_status dpcd_get_tunneling_device_data(struct dc_link *link);
  * DPIA equivalent of dc_link_dp_perfrorm_link_training.
  * Aborts link training upon detection of sink unplug.
  */
-enum link_training_result
-dc_link_dpia_perform_link_training(struct dc_link *link,
+enum link_training_result dc_link_dpia_perform_link_training(
+	struct dc_link *link,
+	const struct link_resource *link_res,
 	const struct dc_link_settings *link_setting,
 	bool skip_video_pattern);
 
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h b/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h
index bb0e91756ddd..2ce15cd10d80 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h
@@ -268,7 +268,8 @@ struct hpo_dp_link_encoder_funcs {
 
 	void (*enable_link_phy)(struct hpo_dp_link_encoder *enc,
 		const struct dc_link_settings *link_settings,
-		enum transmitter transmitter);
+		enum transmitter transmitter,
+		enum hpd_source_id hpd_source);
 
 	void (*disable_link_phy)(struct hpo_dp_link_encoder *link_enc,
 		enum signal_type signal);
diff --git a/drivers/gpu/drm/amd/display/dc/inc/link_hwss.h b/drivers/gpu/drm/amd/display/dc/inc/link_hwss.h
index ba664bc49595..69d63763a10e 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/link_hwss.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/link_hwss.h
@@ -32,6 +32,7 @@ struct gpio *get_hpd_gpio(struct dc_bios *dcb,
 
 void dp_enable_link_phy(
 	struct dc_link *link,
+	const struct link_resource *link_res,
 	enum signal_type signal,
 	enum clock_source_id clock_source,
 	const struct dc_link_settings *link_settings);
@@ -42,22 +43,27 @@ void edp_add_delay_for_T9(struct dc_link *link);
 bool edp_receiver_ready_T9(struct dc_link *link);
 bool edp_receiver_ready_T7(struct dc_link *link);
 
-void dp_disable_link_phy(struct dc_link *link, enum signal_type signal);
+void dp_disable_link_phy(struct dc_link *link, const struct link_resource *link_res,
+		enum signal_type signal);
 
-void dp_disable_link_phy_mst(struct dc_link *link, enum signal_type signal);
+void dp_disable_link_phy_mst(struct dc_link *link, const struct link_resource *link_res,
+		enum signal_type signal);
 
 bool dp_set_hw_training_pattern(
 	struct dc_link *link,
+	const struct link_resource *link_res,
 	enum dc_dp_training_pattern pattern,
 	uint32_t offset);
 
 void dp_set_hw_lane_settings(
 	struct dc_link *link,
+	const struct link_resource *link_res,
 	const struct link_training_settings *link_settings,
 	uint32_t offset);
 
 void dp_set_hw_test_pattern(
 	struct dc_link *link,
+	const struct link_resource *link_res,
 	enum dp_test_pattern test_pattern,
 	uint8_t *custom_pattern,
 	uint32_t custom_pattern_size);
diff --git a/drivers/gpu/drm/amd/display/dc/inc/resource.h b/drivers/gpu/drm/amd/display/dc/inc/resource.h
index c208925f8247..ee4a5df428e3 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/resource.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/resource.h
@@ -206,8 +206,10 @@ int get_num_mpc_splits(struct pipe_ctx *pipe);
 int get_num_odm_splits(struct pipe_ctx *pipe);
 
 #if defined(CONFIG_DRM_AMD_DC_DCN)
-struct hpo_dp_link_encoder *resource_get_unused_hpo_dp_link_encoder(
-		const struct resource_pool *pool);
+struct hpo_dp_link_encoder *resource_get_hpo_dp_link_enc_for_det_lt(
+		const struct resource_context *res_ctx,
+		const struct resource_pool *pool,
+		const struct dc_link *link);
 #endif
 
 void reset_syncd_pipes_from_disabled_pipes(struct dc *dc,