From 3f513baef6c437ae1ae7927c74b693b1d268f130 Mon Sep 17 00:00:00 2001
From: Chengming Gui <Jack.Gui@amd.com>
Date: Mon, 12 Aug 2019 10:23:04 +0800
Subject: drm/amd/powerplay: add arcturus_is_dpm_running function for arcturus
Git-commit: 3f513baef6c437ae1ae7927c74b693b1d268f130
Patch-mainline: v5.4-rc1
References: bsc#1152489
add arcturus_is_dpm_running function
Signed-off-by: Chengming Gui <Jack.Gui@amd.com>
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
drivers/gpu/drm/amd/powerplay/arcturus_ppt.c | 21 ++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
index 03ce8718b98a..9107beba6790 100644
--- a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
@@ -51,6 +51,15 @@
#define SMU_FEATURES_HIGH_MASK 0xFFFFFFFF00000000
#define SMU_FEATURES_HIGH_SHIFT 32
+#define SMC_DPM_FEATURE ( \
+ FEATURE_DPM_PREFETCHER_MASK | \
+ FEATURE_DPM_GFXCLK_MASK | \
+ FEATURE_DPM_UCLK_MASK | \
+ FEATURE_DPM_SOCCLK_MASK | \
+ FEATURE_DPM_MP0CLK_MASK | \
+ FEATURE_DPM_FCLK_MASK | \
+ FEATURE_DPM_XGMI_MASK)
+
/* possible frequency drift (1Mhz) */
#define EPSILON 1
@@ -1873,6 +1882,17 @@ static void arcturus_dump_pptable(struct smu_context *smu)
}
+static bool arcturus_is_dpm_running(struct smu_context *smu)
+{
+ int ret = 0;
+ uint32_t feature_mask[2];
+ unsigned long feature_enabled;
+ ret = smu_feature_get_enabled_mask(smu, feature_mask, 2);
+ feature_enabled = (unsigned long)((uint64_t)feature_mask[0] |
+ ((uint64_t)feature_mask[1] << 32));
+ return !!(feature_enabled & SMC_DPM_FEATURE);
+}
+
static const struct pptable_funcs arcturus_ppt_funcs = {
/* translate smu index into arcturus specific index */
.get_smu_msg_index = arcturus_get_smu_msg_index,
@@ -1910,6 +1930,7 @@ static const struct pptable_funcs arcturus_ppt_funcs = {
/* debug (internal used) */
.dump_pptable = arcturus_dump_pptable,
.get_power_limit = arcturus_get_power_limit,
+ .is_dpm_running = arcturus_is_dpm_running,
};
void arcturus_set_ppt_funcs(struct smu_context *smu)
--
2.28.0