path: root/common/recipes-kernel/linux/files/0127-amd-powerplay-Add-structures-required-to-report-conf.patch

From 3e36e312d28058cf9647d7429027da0068a24e7b Mon Sep 17 00:00:00 2001
From: Eric Yang <eric.yang2@amd.com>
Date: Tue, 1 Dec 2015 13:23:07 -0500
Subject: [PATCH 0127/1110] amd/powerplay: Add structures required to report
 configuration change

Add required structures for amd_powerplay_display_configuration_change

Signed-off-by: Eric Yang <eric.yang2@amd.com>
---
 drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c     | 76 +++++++++++++---------
 drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.h     | 11 +++-
 .../gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c  | 17 +++--
 drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h  | 73 +++++++++++++++++++++
 drivers/gpu/drm/amd/powerplay/inc/hwmgr.h          |  1 +
 5 files changed, 139 insertions(+), 39 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
index bd30b56..4641095 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
@@ -239,10 +239,10 @@ static int cz_initialize_dpm_defaults(struct pp_hwmgr *hwmgr)
 	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 					PHM_PlatformCaps_DynamicUVDState);
 
-	cz_hwmgr->display_cfg.cpu_cc6_disable = false;
-	cz_hwmgr->display_cfg.cpu_pstate_disable = false;
-	cz_hwmgr->display_cfg.nb_pstate_switch_disable = false;
-	cz_hwmgr->display_cfg.cpu_pstate_separation_time = 0;
+	cz_hwmgr->cc6_settings.cpu_cc6_disable = false;
+	cz_hwmgr->cc6_settings.cpu_pstate_disable = false;
+	cz_hwmgr->cc6_settings.nb_pstate_switch_disable = false;
+	cz_hwmgr->cc6_settings.cpu_pstate_separation_time = 0;
 
 	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 				   PHM_PlatformCaps_DisableVoltageIsland);
@@ -784,8 +784,11 @@ static int cz_tf_set_deep_sleep_sclk_threshold(struct pp_hwmgr *hwmgr,
 					void *storage, int result)
 {
 	if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
-				    PHM_PlatformCaps_SclkDeepSleep)) {
-		/* TO DO get from dal PECI_GetMinClockSettings(pHwMgr->pPECI, &clocks); */
+				PHM_PlatformCaps_SclkDeepSleep)) {
+		uint32_t clks = hwmgr->display_config.min_core_set_clock_in_sr;
+		if (clks == 0)
+			clks = CZ_MIN_DEEP_SLEEP_SCLK;
+
 		smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 					  PPSMC_MSG_SetMinDeepSleepSclk,
 						CZ_MIN_DEEP_SLEEP_SCLK);
@@ -873,8 +876,8 @@ static int cz_tf_update_low_mem_pstate(struct pp_hwmgr *hwmgr,
 	const struct cz_power_state *pnew_state = cast_const_PhwCzPowerState(states->pnew_state);
 
 	if (hw_data->sys_info.nb_dpm_enable) {
-		disable_switch = hw_data->display_cfg.nb_pstate_switch_disable ? true : false;
-		enable_low_mem_state = hw_data->display_cfg.nb_pstate_switch_disable ? false : true;
+		disable_switch = hw_data->cc6_settings.nb_pstate_switch_disable ? true : false;
+		enable_low_mem_state = hw_data->cc6_settings.nb_pstate_switch_disable ? false : true;
 
 		if (pnew_state->action == FORCE_HIGH)
 			cz_nbdpm_pstate_enable_disable(hwmgr, false, disable_switch);
@@ -1530,18 +1533,18 @@ cz_print_current_perforce_level(struct pp_hwmgr *hwmgr, struct seq_file *m)
 }
 
 static void cz_hw_print_display_cfg(
-	const struct amd_pp_display_configuration *display_cfg)
+	const struct cc6_settings *cc6_settings)
 {
 	PP_DBG_LOG("New Display Configuration:\n");
 
 	PP_DBG_LOG("   cpu_cc6_disable: %d\n",
-			display_cfg->cpu_cc6_disable);
+			cc6_settings->cpu_cc6_disable);
 	PP_DBG_LOG("   cpu_pstate_disable: %d\n",
-			display_cfg->cpu_pstate_disable);
+			cc6_settings->cpu_pstate_disable);
 	PP_DBG_LOG("   nb_pstate_switch_disable: %d\n",
-			display_cfg->nb_pstate_switch_disable);
+			cc6_settings->nb_pstate_switch_disable);
 	PP_DBG_LOG("   cpu_pstate_separation_time: %d\n\n",
-			display_cfg->cpu_pstate_separation_time);
+			cc6_settings->cpu_pstate_separation_time);
 }
 
  static int cz_set_cpu_power_state(struct pp_hwmgr *hwmgr)
@@ -1549,18 +1552,20 @@ static void cz_hw_print_display_cfg(
 	struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);
 	uint32_t data = 0;
 
-	if (hw_data->cc6_setting_changed == true) {
+	if (hw_data->cc6_settings.cc6_setting_changed == true) {
+
+		hw_data->cc6_settings.cc6_setting_changed = false;
 
-		cz_hw_print_display_cfg(&hw_data->display_cfg);
+		cz_hw_print_display_cfg(&hw_data->cc6_settings);
 
-		data |= (hw_data->display_cfg.cpu_pstate_separation_time
+		data |= (hw_data->cc6_settings.cpu_pstate_separation_time
 			& PWRMGT_SEPARATION_TIME_MASK)
 			<< PWRMGT_SEPARATION_TIME_SHIFT;
 
-		data|= (hw_data->display_cfg.cpu_cc6_disable ? 0x1 : 0x0)
+		data|= (hw_data->cc6_settings.cpu_cc6_disable ? 0x1 : 0x0)
 			<< PWRMGT_DISABLE_CPU_CSTATES_SHIFT;
 
-		data|= (hw_data->display_cfg.cpu_pstate_disable ? 0x1 : 0x0)
+		data|= (hw_data->cc6_settings.cpu_pstate_disable ? 0x1 : 0x0)
 			<< PWRMGT_DISABLE_CPU_PSTATES_SHIFT;
 
 		PP_DBG_LOG("SetDisplaySizePowerParams data: 0x%X\n",
@@ -1569,30 +1574,39 @@ static void cz_hw_print_display_cfg(
 		smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 						PPSMC_MSG_SetDisplaySizePowerParams,
 						data);
-
-		hw_data->cc6_setting_changed = false;
 	}
 
 	return 0;
 }
 
+
  static int cz_store_cc6_data(struct pp_hwmgr *hwmgr, uint32_t separation_time,
 			bool cc6_disable, bool pstate_disable, bool pstate_switch_disable)
-{
+ {
 	struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);
 
-	if (separation_time != hw_data->display_cfg.cpu_pstate_separation_time
-	|| cc6_disable != hw_data->display_cfg.cpu_cc6_disable
-	|| pstate_disable != hw_data->display_cfg.cpu_pstate_disable
-	|| pstate_switch_disable != hw_data->display_cfg.nb_pstate_switch_disable) {
-
-		hw_data->display_cfg.cpu_pstate_separation_time = separation_time;
-		hw_data->display_cfg.cpu_cc6_disable = cc6_disable;
-		hw_data->display_cfg.cpu_pstate_disable = pstate_disable;
-		hw_data->display_cfg.nb_pstate_switch_disable = pstate_switch_disable;
-		hw_data->cc6_setting_changed = true;
+	if (separation_time !=
+		hw_data->cc6_settings.cpu_pstate_separation_time
+		|| cc6_disable !=
+		hw_data->cc6_settings.cpu_cc6_disable
+		|| pstate_disable !=
+		hw_data->cc6_settings.cpu_pstate_disable
+		|| pstate_switch_disable !=
+		hw_data->cc6_settings.nb_pstate_switch_disable) {
+
+		hw_data->cc6_settings.cc6_setting_changed = true;
+
+		hw_data->cc6_settings.cpu_pstate_separation_time =
+			separation_time;
+		hw_data->cc6_settings.cpu_cc6_disable =
+			cc6_disable;
+		hw_data->cc6_settings.cpu_pstate_disable =
+			pstate_disable;
+		hw_data->cc6_settings.nb_pstate_switch_disable =
+			pstate_switch_disable;
 
 	}
+
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.h
index 54a6c34..c477f1c 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.h
@@ -176,6 +176,14 @@ struct cz_power_state {
 #define SMU_EnabledFeatureScoreboard_UvdDpmOn   0x00800000 /* bit 23 */
 #define SMU_EnabledFeatureScoreboard_VceDpmOn   0x01000000 /* bit 24 */
 
+struct cc6_settings {
+	bool cc6_setting_changed;
+	bool nb_pstate_switch_disable;/* controls NB PState switch */
+	bool cpu_cc6_disable; /* controls CPU CState switch ( on or off) */
+	bool cpu_pstate_disable;
+	uint32_t cpu_pstate_separation_time;
+};
+
 struct cz_hwmgr {
 	uint32_t activity_target[CZ_MAX_HARDWARE_POWERLEVELS];
 	uint32_t dpm_interval;
@@ -238,7 +246,7 @@ struct cz_hwmgr {
 	uint32_t highest_valid;
 	uint32_t high_voltage_threshold;
 	uint32_t is_nb_dpm_enabled;
-	struct amd_pp_display_configuration display_cfg; /* set by DAL */
+	struct cc6_settings cc6_settings;
 	uint32_t is_voltage_island_enabled;
 
 	bool pgacpinit;
@@ -304,7 +312,6 @@ struct cz_hwmgr {
 
 	uint32_t max_sclk_level;
 	uint32_t num_of_clk_entries;
-	bool cc6_setting_changed;
 };
 
 struct pp_hwmgr;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
index 881feb8..df8937b 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
@@ -249,16 +249,21 @@ int phm_check_states_equal(struct pp_hwmgr *hwmgr,
 int phm_store_dal_configuration_data(struct pp_hwmgr *hwmgr,
 		    const struct amd_pp_display_configuration *display_config)
 {
-	if (hwmgr == NULL || hwmgr->hwmgr_func->store_cc6_data == NULL)
+
+	if (hwmgr == NULL)
 		return -EINVAL;
 
+	hwmgr->display_config = *display_config;
 	/* to do pass other display configuration in furture */
-	return hwmgr->hwmgr_func->store_cc6_data(hwmgr,
-					display_config->cpu_pstate_separation_time,
-					display_config->cpu_cc6_disable,
-					display_config->cpu_pstate_disable,
-					display_config->nb_pstate_switch_disable);
 
+	if (hwmgr->hwmgr_func->store_cc6_data)
+		hwmgr->hwmgr_func->store_cc6_data(hwmgr,
+				display_config->cpu_pstate_separation_time,
+				display_config->cpu_cc6_disable,
+				display_config->cpu_pstate_disable,
+				display_config->nb_pstate_switch_disable);
+
+	return 0;
 }
 
 int phm_get_dal_power_level(struct pp_hwmgr *hwmgr,
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
index 3d0058c..d9b8d3f 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
@@ -130,12 +130,85 @@ struct amd_pp_init {
 	uint32_t chip_id;
 	uint32_t rev_id;
 };
+enum amd_pp_display_config_type{
+	AMD_PP_DisplayConfigType_None = 0,
+	AMD_PP_DisplayConfigType_DP54 ,
+	AMD_PP_DisplayConfigType_DP432 ,
+	AMD_PP_DisplayConfigType_DP324 ,
+	AMD_PP_DisplayConfigType_DP27,
+	AMD_PP_DisplayConfigType_DP243,
+	AMD_PP_DisplayConfigType_DP216,
+	AMD_PP_DisplayConfigType_DP162,
+	AMD_PP_DisplayConfigType_HDMI6G ,
+	AMD_PP_DisplayConfigType_HDMI297 ,
+	AMD_PP_DisplayConfigType_HDMI162,
+	AMD_PP_DisplayConfigType_LVDS,
+	AMD_PP_DisplayConfigType_DVI,
+	AMD_PP_DisplayConfigType_WIRELESS,
+	AMD_PP_DisplayConfigType_VGA
+};
+
+struct single_display_configuration
+{
+	uint32_t controller_index;
+	uint32_t controller_id;
+	uint32_t signal_type;
+	uint32_t display_state;
+	/* phy id for the primary internal transmitter */
+	uint8_t primary_transmitter_phyi_d;
+	/* bitmap with the active lanes */
+	uint8_t primary_transmitter_active_lanemap;
+	/* phy id for the secondary internal transmitter (for dual-link dvi) */
+	uint8_t secondary_transmitter_phy_id;
+	/* bitmap with the active lanes */
+	uint8_t secondary_transmitter_active_lanemap;
+	/* misc phy settings for SMU. */
+	uint32_t config_flags;
+	uint32_t display_type;
+	uint32_t view_resolution_cx;
+	uint32_t view_resolution_cy;
+	enum amd_pp_display_config_type displayconfigtype;
+	uint32_t vertical_refresh; /* for active display */
+};
+
+#define MAX_NUM_DISPLAY 32
 
 struct amd_pp_display_configuration {
 	bool nb_pstate_switch_disable;/* controls NB PState switch */
 	bool cpu_cc6_disable; /* controls CPU CState switch ( on or off) */
 	bool cpu_pstate_disable;
 	uint32_t cpu_pstate_separation_time;
+
+	uint32_t num_display;  /* total number of display*/
+	uint32_t num_path_including_non_display;
+	uint32_t crossfire_display_index;
+	uint32_t min_mem_set_clock;
+	uint32_t min_core_set_clock;
+	/* unit 10KHz x bit*/
+	uint32_t min_bus_bandwidth;
+	/* minimum required stutter sclk, in 10khz uint32_t ulMinCoreSetClk;*/
+	uint32_t min_core_set_clock_in_sr;
+
+	struct single_display_configuration displays[MAX_NUM_DISPLAY];
+
+	uint32_t vrefresh; /* for active display*/
+
+	uint32_t min_vblank_time; /* for active display*/
+	bool multi_monitor_in_sync;
+	/* Controller Index of primary display - used in MCLK SMC switching hang
+	 * SW Workaround*/
+	uint32_t crtc_index;
+	/* htotal*1000/pixelclk - used in MCLK SMC switching hang SW Workaround*/
+	uint32_t line_time_in_us;
+	bool invalid_vblank_time;
+
+	uint32_t display_clk;
+	/*
+	 * for given display configuration if multimonitormnsync == false then
+	 * Memory clock DPMS with this latency or below is allowed, DPMS with
+	 * higher latency not allowed.
+	 */
+	uint32_t dce_tolerable_mclk_in_active_latency;
 };
 
 struct amd_pp_dal_clock_info {
diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
index 0c58969..eb0f1b2 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
@@ -601,6 +601,7 @@ struct pp_hwmgr {
 	struct pp_power_state    *request_ps;
 	struct pp_power_state    *boot_ps;
 	struct pp_power_state    *uvd_ps;
+	struct amd_pp_display_configuration display_config;
 };
 
 
-- 
2.7.4