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path: root/drivers/gpu/drm/radeon/evergreen.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/evergreen.c')
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c58
1 files changed, 8 insertions, 50 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index dc0a5b5..c4ffa14f 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -1404,7 +1404,8 @@ int evergreen_cp_resume(struct radeon_device *rdev)
/* Initialize the ring buffer's read and write pointers */
WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
WREG32(CP_RB_RPTR_WR, 0);
- WREG32(CP_RB_WPTR, 0);
+ rdev->cp.wptr = 0;
+ WREG32(CP_RB_WPTR, rdev->cp.wptr);
/* set the wb address wether it's enabled or not */
WREG32(CP_RB_RPTR_ADDR,
@@ -1426,7 +1427,6 @@ int evergreen_cp_resume(struct radeon_device *rdev)
WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
rdev->cp.rptr = RREG32(CP_RB_RPTR);
- rdev->cp.wptr = RREG32(CP_RB_WPTR);
evergreen_cp_start(rdev);
rdev->cp.ready = true;
@@ -1590,48 +1590,6 @@ static u32 evergreen_get_tile_pipe_to_backend_map(struct radeon_device *rdev,
return backend_map;
}
-static void evergreen_program_channel_remap(struct radeon_device *rdev)
-{
- u32 tcp_chan_steer_lo, tcp_chan_steer_hi, mc_shared_chremap, tmp;
-
- tmp = RREG32(MC_SHARED_CHMAP);
- switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
- case 0:
- case 1:
- case 2:
- case 3:
- default:
- /* default mapping */
- mc_shared_chremap = 0x00fac688;
- break;
- }
-
- switch (rdev->family) {
- case CHIP_HEMLOCK:
- case CHIP_CYPRESS:
- case CHIP_BARTS:
- tcp_chan_steer_lo = 0x54763210;
- tcp_chan_steer_hi = 0x0000ba98;
- break;
- case CHIP_JUNIPER:
- case CHIP_REDWOOD:
- case CHIP_CEDAR:
- case CHIP_PALM:
- case CHIP_SUMO:
- case CHIP_SUMO2:
- case CHIP_TURKS:
- case CHIP_CAICOS:
- default:
- tcp_chan_steer_lo = 0x76543210;
- tcp_chan_steer_hi = 0x0000ba98;
- break;
- }
-
- WREG32(TCP_CHAN_STEER_LO, tcp_chan_steer_lo);
- WREG32(TCP_CHAN_STEER_HI, tcp_chan_steer_hi);
- WREG32(MC_SHARED_CHREMAP, mc_shared_chremap);
-}
-
static void evergreen_gpu_init(struct radeon_device *rdev)
{
u32 cc_rb_backend_disable = 0;
@@ -2078,8 +2036,6 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
WREG32(HDP_ADDR_CONFIG, gb_addr_config);
- evergreen_program_channel_remap(rdev);
-
num_shader_engines = ((RREG32(GB_ADDR_CONFIG) & NUM_SHADER_ENGINES(3)) >> 12) + 1;
grbm_gfx_index = INSTANCE_BROADCAST_WRITES;
@@ -3171,21 +3127,23 @@ int evergreen_suspend(struct radeon_device *rdev)
}
int evergreen_copy_blit(struct radeon_device *rdev,
- uint64_t src_offset, uint64_t dst_offset,
- unsigned num_pages, struct radeon_fence *fence)
+ uint64_t src_offset,
+ uint64_t dst_offset,
+ unsigned num_gpu_pages,
+ struct radeon_fence *fence)
{
int r;
mutex_lock(&rdev->r600_blit.mutex);
rdev->r600_blit.vb_ib = NULL;
- r = evergreen_blit_prepare_copy(rdev, num_pages * RADEON_GPU_PAGE_SIZE);
+ r = evergreen_blit_prepare_copy(rdev, num_gpu_pages * RADEON_GPU_PAGE_SIZE);
if (r) {
if (rdev->r600_blit.vb_ib)
radeon_ib_free(rdev, &rdev->r600_blit.vb_ib);
mutex_unlock(&rdev->r600_blit.mutex);
return r;
}
- evergreen_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * RADEON_GPU_PAGE_SIZE);
+ evergreen_kms_blit_copy(rdev, src_offset, dst_offset, num_gpu_pages * RADEON_GPU_PAGE_SIZE);
evergreen_blit_done_copy(rdev, fence);
mutex_unlock(&rdev->r600_blit.mutex);
return 0;

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