From: Rex Zhu <Rex.Zhu@amd.com>
Date: Wed, 13 Dec 2017 15:28:06 +0800
Subject: drm/amd/pp: Implement force_dpm_level on Rv
Git-commit: 923a50a6868717673f43079fb2216c87b5df723f
Patch-mainline: v4.16-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
user can change dpm level on Rv through sysfs
v3: add smu version check
v2: fix no return statement
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c | 123 +++++++++++++++++++++++++
drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.h | 15 +++
2 files changed, 138 insertions(+)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c
@@ -484,6 +484,129 @@ static int rv_hwmgr_backend_fini(struct
static int rv_dpm_force_dpm_level(struct pp_hwmgr *hwmgr,
enum amd_dpm_forced_level level)
{
+ if (hwmgr->smu_version < 0x1E3700) {
+ pr_info("smu firmware version too old, can not set dpm level\n");
+ return 0;
+ }
+
+ switch (level) {
+ case AMD_DPM_FORCED_LEVEL_HIGH:
+ case AMD_DPM_FORCED_LEVEL_PROFILE_PEAK:
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinGfxClk,
+ RAVEN_UMD_PSTATE_PEAK_GFXCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinFclkByFreq,
+ RAVEN_UMD_PSTATE_PEAK_FCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinSocclkByFreq,
+ RAVEN_UMD_PSTATE_PEAK_SOCCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinVcn,
+ RAVEN_UMD_PSTATE_VCE);
+
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxGfxClk,
+ RAVEN_UMD_PSTATE_PEAK_GFXCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxFclkByFreq,
+ RAVEN_UMD_PSTATE_PEAK_FCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxSocclkByFreq,
+ RAVEN_UMD_PSTATE_PEAK_SOCCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxVcn,
+ RAVEN_UMD_PSTATE_VCE);
+ break;
+ case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK:
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinGfxClk,
+ RAVEN_UMD_PSTATE_MIN_GFXCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxGfxClk,
+ RAVEN_UMD_PSTATE_MIN_GFXCLK);
+ break;
+ case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK:
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinFclkByFreq,
+ RAVEN_UMD_PSTATE_MIN_FCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxFclkByFreq,
+ RAVEN_UMD_PSTATE_MIN_FCLK);
+ break;
+ case AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD:
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinGfxClk,
+ RAVEN_UMD_PSTATE_GFXCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinFclkByFreq,
+ RAVEN_UMD_PSTATE_FCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinSocclkByFreq,
+ RAVEN_UMD_PSTATE_SOCCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinVcn,
+ RAVEN_UMD_PSTATE_VCE);
+
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxGfxClk,
+ RAVEN_UMD_PSTATE_GFXCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxFclkByFreq,
+ RAVEN_UMD_PSTATE_FCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxSocclkByFreq,
+ RAVEN_UMD_PSTATE_SOCCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxVcn,
+ RAVEN_UMD_PSTATE_VCE);
+ break;
+ case AMD_DPM_FORCED_LEVEL_AUTO:
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinGfxClk,
+ RAVEN_UMD_PSTATE_MIN_GFXCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinFclkByFreq,
+ RAVEN_UMD_PSTATE_MIN_FCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinSocclkByFreq,
+ RAVEN_UMD_PSTATE_MIN_SOCCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinVcn,
+ RAVEN_UMD_PSTATE_MIN_VCE);
+
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxGfxClk,
+ RAVEN_UMD_PSTATE_PEAK_GFXCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxFclkByFreq,
+ RAVEN_UMD_PSTATE_PEAK_FCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxSocclkByFreq,
+ RAVEN_UMD_PSTATE_PEAK_SOCCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxVcn,
+ RAVEN_UMD_PSTATE_VCE);
+ break;
+ case AMD_DPM_FORCED_LEVEL_LOW:
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinGfxClk,
+ RAVEN_UMD_PSTATE_MIN_GFXCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxGfxClk,
+ RAVEN_UMD_PSTATE_MIN_GFXCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetHardMinFclkByFreq,
+ RAVEN_UMD_PSTATE_MIN_FCLK);
+ smum_send_msg_to_smc_with_parameter(hwmgr,
+ PPSMC_MSG_SetSoftMaxFclkByFreq,
+ RAVEN_UMD_PSTATE_MIN_FCLK);
+ break;
+ case AMD_DPM_FORCED_LEVEL_MANUAL:
+ case AMD_DPM_FORCED_LEVEL_PROFILE_EXIT:
+ default:
+ break;
+ }
return 0;
}
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.h
@@ -304,4 +304,19 @@ struct pp_hwmgr;
int rv_init_function_pointers(struct pp_hwmgr *hwmgr);
+/* UMD PState Raven Msg Parameters in MHz */
+#define RAVEN_UMD_PSTATE_GFXCLK 700
+#define RAVEN_UMD_PSTATE_SOCCLK 626
+#define RAVEN_UMD_PSTATE_FCLK 933
+#define RAVEN_UMD_PSTATE_VCE 0x03C00320
+
+#define RAVEN_UMD_PSTATE_PEAK_GFXCLK 1100
+#define RAVEN_UMD_PSTATE_PEAK_SOCCLK 757
+#define RAVEN_UMD_PSTATE_PEAK_FCLK 1200
+
+#define RAVEN_UMD_PSTATE_MIN_GFXCLK 200
+#define RAVEN_UMD_PSTATE_MIN_FCLK 400
+#define RAVEN_UMD_PSTATE_MIN_SOCCLK 200
+#define RAVEN_UMD_PSTATE_MIN_VCE 0x0190012C
+
#endif