[PATCH 1/8] dc: remove dc hub - this seems unused.

[Dave Airlie]

From: Dave Airlie <airlied at redhat.com>

Signed-off-by: Dave Airlie <airlied at redhat.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc.c           | 27 ----------------------
 drivers/gpu/drm/amd/display/dc/dc.h                | 17 --------------
 .../drm/amd/display/dc/dce110/dce110_mem_input.c   |  1 -
 .../gpu/drm/amd/display/dc/dce80/dce80_mem_input.c |  1 -
 drivers/gpu/drm/amd/display/dc/inc/hw/mem_input.h  |  3 ---
 5 files changed, 49 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 8e1d695..8697d7c 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1828,30 +1828,3 @@ const struct dc_stream_status *dc_stream_get_status(
 	return &stream->status;
 }
 
-bool dc_init_dchub(struct dc *dc, struct dchub_init_data *dh_data)
-{
-	int i;
-	struct core_dc *core_dc = DC_TO_CORE(dc);
-	struct mem_input *mi = NULL;
-
-	for (i = 0; i < core_dc->res_pool->pipe_count; i++) {
-		if (core_dc->res_pool->mis[i] != NULL) {
-			mi = core_dc->res_pool->mis[i];
-			break;
-		}
-	}
-	if (mi == NULL) {
-		dm_error("no mem_input!\n");
-		return false;
-	}
-
-	if (mi->funcs->mem_input_update_dchub)
-		mi->funcs->mem_input_update_dchub(mi, dh_data);
-	else
-		ASSERT(mi->funcs->mem_input_update_dchub);
-
-
-	return true;
-
-}
-
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index 5f60800..376981e 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -157,21 +157,6 @@ struct dc {
 	struct dc_debug debug;
 };
 
-enum frame_buffer_mode {
-	FRAME_BUFFER_MODE_LOCAL_ONLY = 0,
-	FRAME_BUFFER_MODE_ZFB_ONLY,
-	FRAME_BUFFER_MODE_MIXED_ZFB_AND_LOCAL,
-} ;
-
-struct dchub_init_data {
-	bool dchub_initialzied;
-	bool dchub_info_valid;
-	int64_t zfb_phys_addr_base;
-	int64_t zfb_mc_base_addr;
-	uint64_t zfb_size_in_byte;
-	enum frame_buffer_mode fb_mode;
-};
-
 struct dc_init_data {
 	struct hw_asic_id asic_id;
 	void *driver; /* ctx */
@@ -192,8 +177,6 @@ struct dc *dc_create(const struct dc_init_data *init_params);
 
 void dc_destroy(struct dc **dc);
 
-bool dc_init_dchub(struct dc *dc, struct dchub_init_data *dh_data);
-
 /*******************************************************************************
  * Surface Interfaces
  ******************************************************************************/
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_mem_input.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_mem_input.c
index af9d682..a28bb4d 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_mem_input.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_mem_input.c
@@ -396,7 +396,6 @@ static struct mem_input_funcs dce110_mem_input_funcs = {
 			dce_mem_input_program_surface_config,
 	.mem_input_is_flip_pending =
 			dce110_mem_input_is_flip_pending,
-	.mem_input_update_dchub = NULL
 };
 /*****************************************/
 /* Constructor, Destructor               */
diff --git a/drivers/gpu/drm/amd/display/dc/dce80/dce80_mem_input.c b/drivers/gpu/drm/amd/display/dc/dce80/dce80_mem_input.c
index ebb8df3..704a7ce 100644
--- a/drivers/gpu/drm/amd/display/dc/dce80/dce80_mem_input.c
+++ b/drivers/gpu/drm/amd/display/dc/dce80/dce80_mem_input.c
@@ -54,7 +54,6 @@ static struct mem_input_funcs dce80_mem_input_funcs = {
 			dce_mem_input_program_surface_config,
 	.mem_input_is_flip_pending =
 			dce110_mem_input_is_flip_pending,
-	.mem_input_update_dchub = NULL
 };
 
 /*****************************************/
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/mem_input.h b/drivers/gpu/drm/amd/display/dc/inc/hw/mem_input.h
index 80566c8..d960db6 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/mem_input.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/mem_input.h
@@ -98,9 +98,6 @@ struct mem_input_funcs {
 		bool horizontal_mirror);
 
 	bool (*mem_input_is_flip_pending)(struct mem_input *mem_input);
-
-	void (*mem_input_update_dchub)(struct mem_input *mem_input,
-			struct dchub_init_data *dh_data);
 };
 
 #endif
-- 
2.9.3