Merge tag 'v3.15-rc1' into patchwork

Linux 3.15-rc1

* tag 'v3.15-rc1': (12180 commits)
  Linux 3.15-rc1
  mm: Initialize error in shmem_file_aio_read()
  cifs: Use min_t() when comparing "size_t" and "unsigned long"
  sym53c8xx_2: Set DID_REQUEUE return code when aborting squeue
  powerpc: Don't try to set LPCR unless we're in hypervisor mode
  futex: update documentation for ordering guarantees
  ceph: fix pr_fmt() redefinition
  vti: don't allow to add the same tunnel twice
  gre: don't allow to add the same tunnel twice
  drivers: net: xen-netfront: fix array initialization bug
  missing bits of "splice: fix racy pipe->buffers uses"
  cifs: fix the race in cifs_writev()
  ceph_sync_{,direct_}write: fix an oops on ceph_osdc_new_request() failure
  pktgen: be friendly to LLTX devices
  r8152: check RTL8152_UNPLUG
  net: sun4i-emac: add promiscuous support
  net/apne: replace IS_ERR and PTR_ERR with PTR_ERR_OR_ZERO
  blackfin: cleanup board files
  bf609: clock: drop unused clock bit set/clear functions
  Blackfin: bf537: rename "CONFIG_ADT75"
  ...

1 files changed, 3 insertions, 10 deletions

diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index 83578324e5d1..d589475fe9e6 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -3434,8 +3434,6 @@ static int si_cp_resume(struct radeon_device *rdev)
 
 	WREG32(CP_RB0_BASE, ring->gpu_addr >> 8);
 
-	ring->rptr = RREG32(CP_RB0_RPTR);
-
 	/* ring1  - compute only */
 	/* Set ring buffer size */
 	ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
@@ -3460,8 +3458,6 @@ static int si_cp_resume(struct radeon_device *rdev)
 
 	WREG32(CP_RB1_BASE, ring->gpu_addr >> 8);
 
-	ring->rptr = RREG32(CP_RB1_RPTR);
-
 	/* ring2 - compute only */
 	/* Set ring buffer size */
 	ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
@@ -3486,8 +3482,6 @@ static int si_cp_resume(struct radeon_device *rdev)
 
 	WREG32(CP_RB2_BASE, ring->gpu_addr >> 8);
 
-	ring->rptr = RREG32(CP_RB2_RPTR);
-
 	/* start the rings */
 	si_cp_start(rdev);
 	rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true;
@@ -3872,11 +3866,9 @@ bool si_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
 	if (!(reset_mask & (RADEON_RESET_GFX |
 			    RADEON_RESET_COMPUTE |
 			    RADEON_RESET_CP))) {
-		radeon_ring_lockup_update(ring);
+		radeon_ring_lockup_update(rdev, ring);
 		return false;
 	}
-	/* force CP activities */
-	radeon_ring_force_activity(rdev, ring);
 	return radeon_ring_test_lockup(rdev, ring);
 }
 
@@ -6618,7 +6610,8 @@ int si_resume(struct radeon_device *rdev)
 	/* init golden registers */
 	si_init_golden_registers(rdev);
 
-	radeon_pm_resume(rdev);
+	if (rdev->pm.pm_method == PM_METHOD_DPM)
+		radeon_pm_resume(rdev);
 
 	rdev->accel_working = true;
 	r = si_startup(rdev);