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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_device.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_device.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index eb92aef46e3c..621af069a3d2 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -104,6 +104,14 @@ static const char radeon_family_name[][16] = {
"LAST",
};
+#if defined(CONFIG_VGA_SWITCHEROO)
+bool radeon_has_atpx_dgpu_power_cntl(void);
+bool radeon_is_atpx_hybrid(void);
+#else
+static inline bool radeon_has_atpx_dgpu_power_cntl(void) { return false; }
+static inline bool radeon_is_atpx_hybrid(void) { return false; }
+#endif
+
#define RADEON_PX_QUIRK_DISABLE_PX (1 << 0)
#define RADEON_PX_QUIRK_LONG_WAKEUP (1 << 1)
@@ -160,6 +168,11 @@ static void radeon_device_handle_px_quirks(struct radeon_device *rdev)
if (rdev->px_quirk_flags & RADEON_PX_QUIRK_DISABLE_PX)
rdev->flags &= ~RADEON_IS_PX;
+
+ /* disable PX is the system doesn't support dGPU power control or hybrid gfx */
+ if (!radeon_is_atpx_hybrid() &&
+ !radeon_has_atpx_dgpu_power_cntl())
+ rdev->flags &= ~RADEON_IS_PX;
}
/**