drm/ttm: Hide the implementation details of reservation

[deliverable/linux.git] / drivers / gpu / drm / radeon / cik_sdma.c

diff --git a/drivers/gpu/drm/radeon/cik_sdma.c b/drivers/gpu/drm/radeon/cik_sdma.c
index 1ecb3f1070e35c6ed3516e5f325eeeb61bc795b2..89b4afa5041c322a15afc67bfbba7f7cf2cef8d6 100644 (file)
--- a/drivers/gpu/drm/radeon/cik_sdma.c
+++ b/drivers/gpu/drm/radeon/cik_sdma.c
@@ -264,6 +264,8 @@ static void cik_sdma_gfx_stop(struct radeon_device *rdev)
                WREG32(SDMA0_GFX_RB_CNTL + reg_offset, rb_cntl);
                WREG32(SDMA0_GFX_IB_CNTL + reg_offset, 0);
        }
+       rdev->ring[R600_RING_TYPE_DMA_INDEX].ready = false;
+       rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX].ready = false;
 }
 
 /**
@@ -291,6 +293,11 @@ void cik_sdma_enable(struct radeon_device *rdev, bool enable)
        u32 me_cntl, reg_offset;
        int i;
 
+       if (enable == false) {
+               cik_sdma_gfx_stop(rdev);
+               cik_sdma_rlc_stop(rdev);
+       }
+
        for (i = 0; i < 2; i++) {
                if (i == 0)
                        reg_offset = SDMA0_REGISTER_OFFSET;
@@ -362,8 +369,6 @@ static int cik_sdma_gfx_resume(struct radeon_device *rdev)
                ring->wptr = 0;
                WREG32(SDMA0_GFX_RB_WPTR + reg_offset, ring->wptr << 2);
 
-               ring->rptr = RREG32(SDMA0_GFX_RB_RPTR + reg_offset) >> 2;
-
                /* enable DMA RB */
                WREG32(SDMA0_GFX_RB_CNTL + reg_offset, rb_cntl | SDMA_RB_ENABLE);
 
@@ -420,10 +425,6 @@ static int cik_sdma_load_microcode(struct radeon_device *rdev)
        if (!rdev->sdma_fw)
                return -EINVAL;
 
-       /* stop the gfx rings and rlc compute queues */
-       cik_sdma_gfx_stop(rdev);
-       cik_sdma_rlc_stop(rdev);
-
        /* halt the MEs */
        cik_sdma_enable(rdev, false);
 
@@ -492,9 +493,6 @@ int cik_sdma_resume(struct radeon_device *rdev)
  */
 void cik_sdma_fini(struct radeon_device *rdev)
 {
-       /* stop the gfx rings and rlc compute queues */
-       cik_sdma_gfx_stop(rdev);
-       cik_sdma_rlc_stop(rdev);
        /* halt the MEs */
        cik_sdma_enable(rdev, false);
        radeon_ring_fini(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX]);
@@ -713,11 +711,9 @@ bool cik_sdma_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
                mask = RADEON_RESET_DMA1;
 
        if (!(reset_mask & mask)) {
-               radeon_ring_lockup_update(ring);
+               radeon_ring_lockup_update(rdev, ring);
                return false;
        }
-       /* force ring activities */
-       radeon_ring_force_activity(rdev, ring);
        return radeon_ring_test_lockup(rdev, ring);
 }