drm/amd/powerplay: add some display/powerplay interfaces

New interfaces needed to handle the new clock trees and
bandwidth requirements on vega10.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-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/powerplay/amd_powerplay.c

@@ -1349,6 +1349,100 @@ int amd_powerplay_get_clock_by_type(void *handle, enum amd_pp_clock_type type, s
 	return ret;
 }
 
+int amd_powerplay_get_clock_by_type_with_latency(void *handle,
+		enum amd_pp_clock_type type,
+		struct pp_clock_levels_with_latency *clocks)
+{
+	struct pp_hwmgr *hwmgr;
+	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	int ret = 0;
+
+	ret = pp_check(pp_handle);
+	if (ret != 0)
+		return ret;
+
+	if (!clocks)
+		return -EINVAL;
+
+	mutex_lock(&pp_handle->pp_lock);
+	hwmgr = ((struct pp_instance *)handle)->hwmgr;
+	ret = phm_get_clock_by_type_with_latency(hwmgr, type, clocks);
+	mutex_unlock(&pp_handle->pp_lock);
+	return ret;
+}
+
+int amd_powerplay_get_clock_by_type_with_voltage(void *handle,
+		enum amd_pp_clock_type type,
+		struct pp_clock_levels_with_voltage *clocks)
+{
+	struct pp_hwmgr *hwmgr;
+	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	int ret = 0;
+
+	ret = pp_check(pp_handle);
+	if (ret != 0)
+		return ret;
+
+	if (!clocks)
+		return -EINVAL;
+
+	hwmgr = ((struct pp_instance *)handle)->hwmgr;
+
+	mutex_lock(&pp_handle->pp_lock);
+
+	ret = phm_get_clock_by_type_with_voltage(hwmgr, type, clocks);
+
+	mutex_unlock(&pp_handle->pp_lock);
+	return ret;
+}
+
+int amd_powerplay_set_watermarks_for_clocks_ranges(void *handle,
+		struct pp_wm_sets_with_clock_ranges_soc15 *wm_with_clock_ranges)
+{
+	struct pp_hwmgr *hwmgr;
+	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	int ret = 0;
+
+	ret = pp_check(pp_handle);
+	if (ret != 0)
+		return ret;
+
+	if (!wm_with_clock_ranges)
+		return -EINVAL;
+
+	hwmgr = ((struct pp_instance *)handle)->hwmgr;
+
+	mutex_lock(&pp_handle->pp_lock);
+	ret = phm_set_watermarks_for_clocks_ranges(hwmgr,
+			wm_with_clock_ranges);
+	mutex_unlock(&pp_handle->pp_lock);
+
+	return ret;
+}
+
+int amd_powerplay_display_clock_voltage_request(void *handle,
+		struct pp_display_clock_request *clock)
+{
+	struct pp_hwmgr *hwmgr;
+	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	int ret = 0;
+
+	ret = pp_check(pp_handle);
+	if (ret != 0)
+		return ret;
+
+	if (!clock)
+		return -EINVAL;
+
+	hwmgr = ((struct pp_instance *)handle)->hwmgr;
+
+	mutex_lock(&pp_handle->pp_lock);
+	ret = phm_display_clock_voltage_request(hwmgr, clock);
+	mutex_unlock(&pp_handle->pp_lock);
+
+	return ret;
+}
+
 int amd_powerplay_get_display_mode_validation_clocks(void *handle,
 		struct amd_pp_simple_clock_info *clocks)
 {

drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c

@@ -443,6 +443,55 @@ int phm_get_clock_by_type(struct pp_hwmgr *hwmgr, enum amd_pp_clock_type type, s
 
 }
 
+int phm_get_clock_by_type_with_latency(struct pp_hwmgr *hwmgr,
+		enum amd_pp_clock_type type,
+		struct pp_clock_levels_with_latency *clocks)
+{
+	PHM_FUNC_CHECK(hwmgr);
+
+	if (hwmgr->hwmgr_func->get_clock_by_type_with_latency == NULL)
+		return -EINVAL;
+
+	return hwmgr->hwmgr_func->get_clock_by_type_with_latency(hwmgr, type, clocks);
+
+}
+
+int phm_get_clock_by_type_with_voltage(struct pp_hwmgr *hwmgr,
+		enum amd_pp_clock_type type,
+		struct pp_clock_levels_with_voltage *clocks)
+{
+	PHM_FUNC_CHECK(hwmgr);
+
+	if (hwmgr->hwmgr_func->get_clock_by_type_with_voltage == NULL)
+		return -EINVAL;
+
+	return hwmgr->hwmgr_func->get_clock_by_type_with_voltage(hwmgr, type, clocks);
+
+}
+
+int phm_set_watermarks_for_clocks_ranges(struct pp_hwmgr *hwmgr,
+		struct pp_wm_sets_with_clock_ranges_soc15 *wm_with_clock_ranges)
+{
+	PHM_FUNC_CHECK(hwmgr);
+
+	if (!hwmgr->hwmgr_func->set_watermarks_for_clocks_ranges)
+		return -EINVAL;
+
+	return hwmgr->hwmgr_func->set_watermarks_for_clocks_ranges(hwmgr,
+			wm_with_clock_ranges);
+}
+
+int phm_display_clock_voltage_request(struct pp_hwmgr *hwmgr,
+		struct pp_display_clock_request *clock)
+{
+	PHM_FUNC_CHECK(hwmgr);
+
+	if (!hwmgr->hwmgr_func->display_clock_voltage_request)
+		return -EINVAL;
+
+	return hwmgr->hwmgr_func->display_clock_voltage_request(hwmgr, clock);
+}
+
 int phm_get_max_high_clocks(struct pp_hwmgr *hwmgr, struct amd_pp_simple_clock_info *clocks)
 {
 	PHM_FUNC_CHECK(hwmgr);

drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h

@@ -28,6 +28,7 @@
 #include <linux/errno.h>
 #include "amd_shared.h"
 #include "cgs_common.h"
+#include "dm_pp_interface.h"
 
 extern const struct amd_ip_funcs pp_ip_funcs;
 extern const struct amd_powerplay_funcs pp_dpm_funcs;
@@ -226,6 +227,8 @@ struct amd_pp_display_configuration {
 	 * higher latency not allowed.
 	 */
 	uint32_t dce_tolerable_mclk_in_active_latency;
+	uint32_t min_dcef_set_clk;
+	uint32_t min_dcef_deep_sleep_set_clk;
 };
 
 struct amd_pp_simple_clock_info {
@@ -266,7 +269,11 @@ struct amd_pp_clock_info {
 enum amd_pp_clock_type {
 	amd_pp_disp_clock = 1,
 	amd_pp_sys_clock,
-	amd_pp_mem_clock
+	amd_pp_mem_clock,
+	amd_pp_dcef_clock,
+	amd_pp_soc_clock,
+	amd_pp_pixel_clock,
+	amd_pp_phy_clock
 };
 
 #define MAX_NUM_CLOCKS 16
@@ -303,6 +310,11 @@ struct pp_gpu_power {
 	uint32_t average_gpu_power;
 };
 
+struct pp_display_clock_request {
+	enum amd_pp_clock_type clock_type;
+	uint32_t clock_freq_in_khz;
+};
+
 #define PP_GROUP_MASK        0xF0000000
 #define PP_GROUP_SHIFT       28
 
@@ -405,6 +417,20 @@ int amd_powerplay_get_clock_by_type(void *handle,
 		enum amd_pp_clock_type type,
 		struct amd_pp_clocks *clocks);
 
+int amd_powerplay_get_clock_by_type_with_latency(void *handle,
+		enum amd_pp_clock_type type,
+		struct pp_clock_levels_with_latency *clocks);
+
+int amd_powerplay_get_clock_by_type_with_voltage(void *handle,
+		enum amd_pp_clock_type type,
+		struct pp_clock_levels_with_voltage *clocks);
+
+int amd_powerplay_set_watermarks_for_clocks_ranges(void *handle,
+		struct pp_wm_sets_with_clock_ranges_soc15 *wm_with_clock_ranges);
+
+int amd_powerplay_display_clock_voltage_request(void *handle,
+		struct pp_display_clock_request *clock);
+
 int amd_powerplay_get_display_mode_validation_clocks(void *handle,
 		struct amd_pp_simple_clock_info *output);
 

drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h

@@ -419,6 +419,17 @@ extern int phm_get_current_shallow_sleep_clocks(struct pp_hwmgr *hwmgr, const st
 
 extern int phm_get_clock_by_type(struct pp_hwmgr *hwmgr, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks);
 
+extern int phm_get_clock_by_type_with_latency(struct pp_hwmgr *hwmgr,
+		enum amd_pp_clock_type type,
+		struct pp_clock_levels_with_latency *clocks);
+extern int phm_get_clock_by_type_with_voltage(struct pp_hwmgr *hwmgr,
+		enum amd_pp_clock_type type,
+		struct pp_clock_levels_with_voltage *clocks);
+extern int phm_set_watermarks_for_clocks_ranges(struct pp_hwmgr *hwmgr,
+		struct pp_wm_sets_with_clock_ranges_soc15 *wm_with_clock_ranges);
+extern int phm_display_clock_voltage_request(struct pp_hwmgr *hwmgr,
+		struct pp_display_clock_request *clock);
+
 extern int phm_get_max_high_clocks(struct pp_hwmgr *hwmgr, struct amd_pp_simple_clock_info *clocks);
 
 #endif /* _HARDWARE_MANAGER_H_ */

drivers/gpu/drm/amd/powerplay/inc/hwmgr.h

@@ -347,6 +347,16 @@ struct pp_hwmgr_func {
 	int (*get_current_shallow_sleep_clocks)(struct pp_hwmgr *hwmgr,
 				const struct pp_hw_power_state *state, struct pp_clock_info *clock_info);
 	int (*get_clock_by_type)(struct pp_hwmgr *hwmgr, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks);
+	int (*get_clock_by_type_with_latency)(struct pp_hwmgr *hwmgr,
+			enum amd_pp_clock_type type,
+			struct pp_clock_levels_with_latency *clocks);
+	int (*get_clock_by_type_with_voltage)(struct pp_hwmgr *hwmgr,
+			enum amd_pp_clock_type type,
+			struct pp_clock_levels_with_voltage *clocks);
+	int (*set_watermarks_for_clocks_ranges)(struct pp_hwmgr *hwmgr,
+			struct pp_wm_sets_with_clock_ranges_soc15 *wm_with_clock_ranges);
+	int (*display_clock_voltage_request)(struct pp_hwmgr *hwmgr,
+			struct pp_display_clock_request *clock);
 	int (*get_max_high_clocks)(struct pp_hwmgr *hwmgr, struct amd_pp_simple_clock_info *clocks);
 	int (*power_off_asic)(struct pp_hwmgr *hwmgr);
 	int (*force_clock_level)(struct pp_hwmgr *hwmgr, enum pp_clock_type type, uint32_t mask);