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* [PATCH 1/2] drm/amd/pm: fulfill the API for navi1x gfxoff state retrieving
@ 2021-01-15  9:34 Evan Quan
  2021-01-15  9:34 ` [PATCH 2/2] drm/amd/pm: fulfill the API for Sienna Cichlid " Evan Quan
                   ` (2 more replies)
  0 siblings, 3 replies; 6+ messages in thread
From: Evan Quan @ 2021-01-15  9:34 UTC (permalink / raw)
  To: amd-gfx; +Cc: Alexander.Deucher, Evan Quan

Support Navi1x gfxoff state retrieving.

Change-Id: I57aa506b82dc122bbead708c580a4720e536cfce
Signed-off-by: Evan Quan <evan.quan@amd.com>
---
 drivers/gpu/drm/amd/pm/inc/smu_v11_0.h        |  2 ++
 .../gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c   |  1 +
 .../gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c    | 24 +++++++++++++++++++
 3 files changed, 27 insertions(+)

diff --git a/drivers/gpu/drm/amd/pm/inc/smu_v11_0.h b/drivers/gpu/drm/amd/pm/inc/smu_v11_0.h
index 13de692a4213..2857f1bf4e9a 100644
--- a/drivers/gpu/drm/amd/pm/inc/smu_v11_0.h
+++ b/drivers/gpu/drm/amd/pm/inc/smu_v11_0.h
@@ -287,5 +287,7 @@ int smu_v11_0_deep_sleep_control(struct smu_context *smu,
 
 void smu_v11_0_interrupt_work(struct smu_context *smu);
 
+uint32_t smu_v11_0_get_gfxoff_status(struct smu_context *smu);
+
 #endif
 #endif
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
index 7ebf9588983f..93a3b6b60c8f 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
@@ -2482,6 +2482,7 @@ static const struct pptable_funcs navi10_ppt_funcs = {
 	.get_fan_parameters = navi10_get_fan_parameters,
 	.post_init = navi10_post_smu_init,
 	.interrupt_work = smu_v11_0_interrupt_work,
+	.get_gfx_off_status = smu_v11_0_get_gfxoff_status,
 };
 
 void navi10_set_ppt_funcs(struct smu_context *smu)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
index 147efe12973c..50566c613971 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
@@ -2127,3 +2127,27 @@ int smu_v11_0_deep_sleep_control(struct smu_context *smu,
 
 	return ret;
 }
+
+/**
+ * smu_v11_0_get_gfxoff_status - get gfxoff status
+ *
+ * @smu: amdgpu_device pointer
+ *
+ * This function will be used to get gfxoff status
+ *
+ * Returns 0=GFXOFF(default).
+ * Returns 1=Transition out of GFX State.
+ * Returns 2=Not in GFXOFF.
+ * Returns 3=Transition into GFXOFF.
+ */
+uint32_t smu_v11_0_get_gfxoff_status(struct smu_context *smu)
+{
+	struct amdgpu_device *adev = smu->adev;
+	uint32_t gfxOff_Status = 0;
+	uint32_t reg;
+
+	reg = RREG32_SOC15(MP1, 0, mmMP1_SMN_EXT_SCRATCH0);
+	gfxOff_Status = reg & 0x3;
+
+	return gfxOff_Status;
+}
-- 
2.29.0

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^ permalink raw reply related	[flat|nested] 6+ messages in thread
end of thread, other threads:[~2021-01-18  1:30 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-01-15  9:34 [PATCH 1/2] drm/amd/pm: fulfill the API for navi1x gfxoff state retrieving Evan Quan
2021-01-15  9:34 ` [PATCH 2/2] drm/amd/pm: fulfill the API for Sienna Cichlid " Evan Quan
2021-01-15  9:50 ` [PATCH 1/2] drm/amd/pm: fulfill the API for navi1x " Chen, Guchun
2021-01-18  1:29   ` Quan, Evan
2021-01-15 15:01 ` Chen, Jiansong (Simon)
2021-01-18  1:28   ` Quan, Evan

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