1 files changed, 200 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2458-amdgpu-dc-kill-a-bunch-of-dead-code.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2458-amdgpu-dc-kill-a-bunch-of-dead-code.patch
new file mode 100644
index 00000000..209cb786
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2458-amdgpu-dc-kill-a-bunch-of-dead-code.patch
@@ -0,0 +1,200 @@
+From ac7b286da39cac7a286e3c8ef5f4eedf856f4ccc Mon Sep 17 00:00:00 2001
+From: Dave Airlie <airlied@redhat.com>
+Date: Tue, 3 Oct 2017 15:11:02 +1000
+Subject: [PATCH 2458/4131] amdgpu/dc: kill a bunch of dead code.
+
+None of this code is used currently.
+
+Signed-off-by: Dave Airlie <airlied@redhat.com>
+---
+ drivers/gpu/drm/amd/display/dc/core/dc.c      | 101 --------------------------
+ drivers/gpu/drm/amd/display/dc/core/dc_link.c |  15 ----
+ drivers/gpu/drm/amd/display/dc/core/dc_sink.c |  34 ---------
+ 3 files changed, 150 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
+index f92b43d..6223358 100644
+--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
++++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
+@@ -1584,107 +1584,6 @@ void dc_resume(struct dc *dc)
+ 		core_link_resume(dc->links[i]);
+ }
+ 
+-bool dc_read_aux_dpcd(
+-		struct dc *dc,
+-		uint32_t link_index,
+-		uint32_t address,
+-		uint8_t *data,
+-		uint32_t size)
+-{
+-
+-	struct dc_link *link = dc->links[link_index];
+-	enum ddc_result r = dal_ddc_service_read_dpcd_data(
+-			link->ddc,
+-			false,
+-			I2C_MOT_UNDEF,
+-			address,
+-			data,
+-			size);
+-	return r == DDC_RESULT_SUCESSFULL;
+-}
+-
+-bool dc_write_aux_dpcd(
+-		struct dc *dc,
+-		uint32_t link_index,
+-		uint32_t address,
+-		const uint8_t *data,
+-		uint32_t size)
+-{
+-	struct dc_link *link = dc->links[link_index];
+-
+-	enum ddc_result r = dal_ddc_service_write_dpcd_data(
+-			link->ddc,
+-			false,
+-			I2C_MOT_UNDEF,
+-			address,
+-			data,
+-			size);
+-	return r == DDC_RESULT_SUCESSFULL;
+-}
+-
+-bool dc_read_aux_i2c(
+-		struct dc *dc,
+-		uint32_t link_index,
+-		enum i2c_mot_mode mot,
+-		uint32_t address,
+-		uint8_t *data,
+-		uint32_t size)
+-{
+-
+-		struct dc_link *link = dc->links[link_index];
+-		enum ddc_result r = dal_ddc_service_read_dpcd_data(
+-			link->ddc,
+-			true,
+-			mot,
+-			address,
+-			data,
+-			size);
+-		return r == DDC_RESULT_SUCESSFULL;
+-}
+-
+-bool dc_write_aux_i2c(
+-		struct dc *dc,
+-		uint32_t link_index,
+-		enum i2c_mot_mode mot,
+-		uint32_t address,
+-		const uint8_t *data,
+-		uint32_t size)
+-{
+-	struct dc_link *link = dc->links[link_index];
+-
+-	enum ddc_result r = dal_ddc_service_write_dpcd_data(
+-			link->ddc,
+-			true,
+-			mot,
+-			address,
+-			data,
+-			size);
+-	return r == DDC_RESULT_SUCESSFULL;
+-}
+-
+-bool dc_query_ddc_data(
+-		struct dc *dc,
+-		uint32_t link_index,
+-		uint32_t address,
+-		uint8_t *write_buf,
+-		uint32_t write_size,
+-		uint8_t *read_buf,
+-		uint32_t read_size) {
+-
+-
+-	struct dc_link *link = dc->links[link_index];
+-
+-	bool result = dal_ddc_service_query_ddc_data(
+-			link->ddc,
+-			address,
+-			write_buf,
+-			write_size,
+-			read_buf,
+-			read_size);
+-
+-	return result;
+-}
+-
+ bool dc_submit_i2c(
+ 		struct dc *dc,
+ 		uint32_t link_index,
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+index 9508072..ee23b60 100644
+--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
++++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+@@ -1877,21 +1877,6 @@ bool dc_link_set_backlight_level(const struct dc_link *link, uint32_t level,
+ 	return true;
+ }
+ 
+-
+-bool dc_link_set_abm_disable(const struct dc_link *link)
+-{
+-	struct dc  *core_dc = link->ctx->dc;
+-	struct abm *abm = core_dc->res_pool->abm;
+-
+-	if ((abm == NULL) || (abm->funcs->set_backlight_level == NULL))
+-		return false;
+-
+-	abm->funcs->set_abm_immediate_disable(abm);
+-
+-	return true;
+-}
+-
+-
+ bool dc_link_set_psr_enable(const struct dc_link *link, bool enable, bool wait)
+ {
+ 	struct dc  *core_dc = link->ctx->dc;
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_sink.c b/drivers/gpu/drm/amd/display/dc/core/dc_sink.c
+index b3bbafc..3d620d3 100644
+--- a/drivers/gpu/drm/amd/display/dc/core/dc_sink.c
++++ b/drivers/gpu/drm/amd/display/dc/core/dc_sink.c
+@@ -99,40 +99,6 @@ struct dc_sink *dc_sink_create(const struct dc_sink_init_data *init_params)
+ 	return NULL;
+ }
+ 
+-bool dc_sink_get_container_id(struct dc_sink *dc_sink, struct dc_container_id *container_id)
+-{
+-	if (dc_sink && container_id && dc_sink->dc_container_id) {
+-		memmove(&container_id->guid, &dc_sink->dc_container_id->guid,
+-			sizeof(container_id->guid));
+-		memmove(&container_id->portId, &dc_sink->dc_container_id->portId,
+-			sizeof(container_id->portId));
+-		container_id->manufacturerName = dc_sink->dc_container_id->manufacturerName;
+-		container_id->productCode = dc_sink->dc_container_id->productCode;
+-		return true;
+-	}
+-	return false;
+-}
+-
+-bool dc_sink_set_container_id(struct dc_sink *dc_sink, const struct dc_container_id *container_id)
+-{
+-	if (dc_sink && container_id) {
+-		if (!dc_sink->dc_container_id)
+-			dc_sink->dc_container_id = kzalloc(sizeof(*dc_sink->dc_container_id),
+-							   GFP_KERNEL);
+-
+-		if (dc_sink->dc_container_id) {
+-			memmove(&dc_sink->dc_container_id->guid, &container_id->guid,
+-				sizeof(container_id->guid));
+-			memmove(&dc_sink->dc_container_id->portId, &container_id->portId,
+-				sizeof(container_id->portId));
+-			dc_sink->dc_container_id->manufacturerName = container_id->manufacturerName;
+-			dc_sink->dc_container_id->productCode = container_id->productCode;
+-			return true;
+-		}
+-	}
+-	return false;
+-}
+-
+ /*******************************************************************************
+  * Protected functions - visible only inside of DC (not visible in DM)
+  ******************************************************************************/
+-- 
+2.7.4
+