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path: root/drivers/gpu/drm/radeon/radeon_drv.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_drv.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_drv.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index a455dc7d4aa1..c01a7c6abb49 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -93,9 +93,10 @@
* 2.43.0 - RADEON_INFO_GPU_RESET_COUNTER
* 2.44.0 - SET_APPEND_CNT packet3 support
* 2.45.0 - Allow setting shader registers using DMA/COPY packet3 on SI
+ * 2.46.0 - Add PFP_SYNC_ME support on evergreen
*/
#define KMS_DRIVER_MAJOR 2
-#define KMS_DRIVER_MINOR 45
+#define KMS_DRIVER_MINOR 46
#define KMS_DRIVER_PATCHLEVEL 0
int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
int radeon_driver_unload_kms(struct drm_device *dev);
@@ -162,9 +163,13 @@ void radeon_debugfs_cleanup(struct drm_minor *minor);
#if defined(CONFIG_VGA_SWITCHEROO)
void radeon_register_atpx_handler(void);
void radeon_unregister_atpx_handler(void);
+bool radeon_has_atpx_dgpu_power_cntl(void);
+bool radeon_is_atpx_hybrid(void);
#else
static inline void radeon_register_atpx_handler(void) {}
static inline void radeon_unregister_atpx_handler(void) {}
+static inline bool radeon_has_atpx_dgpu_power_cntl(void) { return false; }
+static inline bool radeon_is_atpx_hybrid(void) { return false; }
#endif
int radeon_no_wb;
@@ -404,7 +409,10 @@ static int radeon_pmops_runtime_suspend(struct device *dev)
pci_save_state(pdev);
pci_disable_device(pdev);
pci_ignore_hotplug(pdev);
- pci_set_power_state(pdev, PCI_D3cold);
+ if (radeon_is_atpx_hybrid())
+ pci_set_power_state(pdev, PCI_D3cold);
+ else if (!radeon_has_atpx_dgpu_power_cntl())
+ pci_set_power_state(pdev, PCI_D3hot);
drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
return 0;
@@ -421,7 +429,9 @@ static int radeon_pmops_runtime_resume(struct device *dev)
drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
- pci_set_power_state(pdev, PCI_D0);
+ if (radeon_is_atpx_hybrid() ||
+ !radeon_has_atpx_dgpu_power_cntl())
+ pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
ret = pci_enable_device(pdev);
if (ret)
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