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drm/radeon: fix runpm disabling on non-PX harder
Make sure runtime pm is disabled on non-PX hardware. Should fix powerdown problems without displays attached. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
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@ -33,6 +33,13 @@
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#include <linux/vga_switcheroo.h>
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#include <linux/slab.h>
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#include <linux/pm_runtime.h>
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#if defined(CONFIG_VGA_SWITCHEROO)
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bool radeon_is_px(void);
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#else
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static inline bool radeon_is_px(void) { return false; }
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#endif
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/**
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* radeon_driver_unload_kms - Main unload function for KMS.
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*
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@ -130,7 +137,8 @@ int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags)
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"Error during ACPI methods call\n");
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}
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if (radeon_runtime_pm != 0) {
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if ((radeon_runtime_pm == 1) ||
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((radeon_runtime_pm == -1) && radeon_is_px())) {
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pm_runtime_use_autosuspend(dev->dev);
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pm_runtime_set_autosuspend_delay(dev->dev, 5000);
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pm_runtime_set_active(dev->dev);
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