diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_device.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_device.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 39b033b441d2..b012cbbc3ed5 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -144,6 +144,11 @@ void radeon_program_register_sequence(struct radeon_device *rdev, } } +void radeon_pci_config_reset(struct radeon_device *rdev) +{ + pci_write_config_dword(rdev->pdev, 0x7c, RADEON_ASIC_RESET_DATA); +} + /** * radeon_surface_init - Clear GPU surface registers. * @@ -249,7 +254,7 @@ void radeon_scratch_free(struct radeon_device *rdev, uint32_t reg) * Init doorbell driver information (CIK) * Returns 0 on success, error on failure. */ -int radeon_doorbell_init(struct radeon_device *rdev) +static int radeon_doorbell_init(struct radeon_device *rdev) { /* doorbell bar mapping */ rdev->doorbell.base = pci_resource_start(rdev->pdev, 2); @@ -278,7 +283,7 @@ int radeon_doorbell_init(struct radeon_device *rdev) * * Tear down doorbell driver information (CIK) */ -void radeon_doorbell_fini(struct radeon_device *rdev) +static void radeon_doorbell_fini(struct radeon_device *rdev) { iounmap(rdev->doorbell.ptr); rdev->doorbell.ptr = NULL; @@ -1330,6 +1335,7 @@ int radeon_device_init(struct radeon_device *rdev, if (r) return r; } + if ((radeon_testing & 1)) { if (rdev->accel_working) radeon_test_moves(rdev); @@ -1455,7 +1461,6 @@ int radeon_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon) radeon_save_bios_scratch_regs(rdev); - radeon_pm_suspend(rdev); radeon_suspend(rdev); radeon_hpd_fini(rdev); /* evict remaining vram memory */ @@ -1516,14 +1521,22 @@ int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon) if (r) DRM_ERROR("ib ring test failed (%d).\n", r); - radeon_pm_resume(rdev); + if (rdev->pm.dpm_enabled) { + /* do dpm late init */ + r = radeon_pm_late_init(rdev); + if (r) { + rdev->pm.dpm_enabled = false; + DRM_ERROR("radeon_pm_late_init failed, disabling dpm\n"); + } + } + radeon_restore_bios_scratch_regs(rdev); if (fbcon) { radeon_fbdev_set_suspend(rdev, 0); console_unlock(); } - + /* init dig PHYs, disp eng pll */ if (rdev->is_atom_bios) { radeon_atom_encoder_init(rdev); |