From: Alex Deucher <alexdeucher@gmail.com>
To: dri-devel@lists.freedesktop.org
Cc: Alex Deucher <alexander.deucher@amd.com>
Subject: [PATCH 04/12] drm/amdgpu/atpx: add a query for ATPX dGPU power control
Date: Wed, 1 Jun 2016 16:53:17 -0400 [thread overview]
Message-ID: <1464814405-19729-5-git-send-email-alexander.deucher@amd.com> (raw)
In-Reply-To: <1464814405-19729-1-git-send-email-alexander.deucher@amd.com>
The runtime pm sequence is different depending on whether or
not the platform supports ATPX dGPU power control.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 ++
drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c | 4 ++++
2 files changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index ab122cc4..19d15dc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -2393,9 +2393,11 @@ bool amdgpu_device_is_px(struct drm_device *dev);
#if defined(CONFIG_VGA_SWITCHEROO)
void amdgpu_register_atpx_handler(void);
void amdgpu_unregister_atpx_handler(void);
+bool amdgpu_has_atpx_dgpu_power_cntl(void);
#else
static inline void amdgpu_register_atpx_handler(void) {}
static inline void amdgpu_unregister_atpx_handler(void) {}
+static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
#endif
/*
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
index c5d280c..7b11af1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
@@ -64,6 +64,10 @@ bool amdgpu_has_atpx(void) {
return amdgpu_atpx_priv.atpx_detected;
}
+bool amdgpu_has_atpx_dgpu_power_cntl(void) {
+ return amdgpu_atpx_priv.atpx.functions.power_cntl;
+}
+
/**
* amdgpu_atpx_call - call an ATPX method
*
--
2.5.5
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next prev parent reply other threads:[~2016-06-01 20:53 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-01 20:53 [PATCH 00/12] Improve PX support in radeon and amdgpu Alex Deucher
2016-06-01 20:53 ` [PATCH 01/12] drm/amdgpu: disable power control on hybrid laptops Alex Deucher
2016-06-01 20:53 ` [PATCH 02/12] drm/amdgpu: clean up atpx power control handling Alex Deucher
2016-06-01 20:53 ` [PATCH 03/12] drm/amdgpu: add a delay after ATPX dGPU power off Alex Deucher
2016-06-01 20:53 ` Alex Deucher [this message]
2016-06-01 20:53 ` [PATCH 05/12] drm/amdgpu: use PCI_D3hot for PX systems without dGPU power control Alex Deucher
2016-06-01 20:53 ` [PATCH 06/12] drm/amdgpu/atpx: drop forcing of " Alex Deucher
2016-06-01 20:53 ` [PATCH 07/12] drm/radeon: disable power control on hybrid laptops Alex Deucher
2016-06-01 20:53 ` [PATCH 08/12] drm/radeon: clean up atpx power control handling Alex Deucher
2016-06-01 20:53 ` [PATCH 09/12] drm/radeon: add a delay after ATPX dGPU power off Alex Deucher
2016-06-01 20:53 ` [PATCH 10/12] drm/radeon/atpx: add a query for ATPX dGPU power control Alex Deucher
2016-06-01 20:53 ` [PATCH 11/12] drm/radeon: use PCI_D3hot for PX systems without " Alex Deucher
2016-06-01 20:53 ` [PATCH 12/12] drm/radeon/atpx: drop forcing of " Alex Deucher
2016-06-02 0:02 ` [PATCH 00/12] Improve PX support in radeon and amdgpu Mike Lothian
2016-06-02 12:31 ` Alex Deucher
2016-06-02 7:17 ` Christian König
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