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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.c26
1 files changed, 5 insertions, 21 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index d0eba48dd74e..c00a2f585185 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -115,6 +115,7 @@ extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc,
unsigned int flags,
int *vpos, int *hpos, ktime_t *stime,
ktime_t *etime);
+extern bool radeon_is_px(struct drm_device *dev);
extern const struct drm_ioctl_desc radeon_ioctls_kms[];
extern int radeon_max_kms_ioctl;
int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
@@ -144,11 +145,9 @@ 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_is_px(void);
#else
static inline void radeon_register_atpx_handler(void) {}
static inline void radeon_unregister_atpx_handler(void) {}
-static inline bool radeon_is_px(void) { return false; }
#endif
int radeon_no_wb;
@@ -186,7 +185,7 @@ module_param_named(dynclks, radeon_dynclks, int, 0444);
MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
-MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing");
+MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes");
module_param_named(vramlimit, radeon_vram_limit, int, 0600);
MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
@@ -405,12 +404,7 @@ static int radeon_pmops_runtime_suspend(struct device *dev)
struct drm_device *drm_dev = pci_get_drvdata(pdev);
int ret;
- if (radeon_runtime_pm == 0) {
- pm_runtime_forbid(dev);
- return -EBUSY;
- }
-
- if (radeon_runtime_pm == -1 && !radeon_is_px()) {
+ if (!radeon_is_px(drm_dev)) {
pm_runtime_forbid(dev);
return -EBUSY;
}
@@ -434,10 +428,7 @@ static int radeon_pmops_runtime_resume(struct device *dev)
struct drm_device *drm_dev = pci_get_drvdata(pdev);
int ret;
- if (radeon_runtime_pm == 0)
- return -EINVAL;
-
- if (radeon_runtime_pm == -1 && !radeon_is_px())
+ if (!radeon_is_px(drm_dev))
return -EINVAL;
drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
@@ -462,14 +453,7 @@ static int radeon_pmops_runtime_idle(struct device *dev)
struct drm_device *drm_dev = pci_get_drvdata(pdev);
struct drm_crtc *crtc;
- if (radeon_runtime_pm == 0) {
- pm_runtime_forbid(dev);
- return -EBUSY;
- }
-
- /* are we PX enabled? */
- if (radeon_runtime_pm == -1 && !radeon_is_px()) {
- DRM_DEBUG_DRIVER("failing to power off - not px\n");
+ if (!radeon_is_px(drm_dev)) {
pm_runtime_forbid(dev);
return -EBUSY;
}