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author | David S. Miller <davem@davemloft.net> | 2014-11-01 18:53:27 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2014-11-01 18:53:27 (GMT) |
commit | 55b42b5ca2dcf143465968697fe6c6503b05fca1 (patch) | |
tree | 91878cd53efc44ba67244d4d3897020828c87c01 /drivers/gpu/drm/radeon/cik_sdma.c | |
parent | 10738eeaf4ab3de092586cefcc082e7d43ca0044 (diff) | |
parent | ec1f1276022e4e3ca40871810217d513e39ff250 (diff) | |
download | linux-55b42b5ca2dcf143465968697fe6c6503b05fca1.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
drivers/net/phy/marvell.c
Simple overlapping changes in drivers/net/phy/marvell.c
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/gpu/drm/radeon/cik_sdma.c')
-rw-r--r-- | drivers/gpu/drm/radeon/cik_sdma.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/drivers/gpu/drm/radeon/cik_sdma.c b/drivers/gpu/drm/radeon/cik_sdma.c index c77dad1..4e8432d 100644 --- a/drivers/gpu/drm/radeon/cik_sdma.c +++ b/drivers/gpu/drm/radeon/cik_sdma.c @@ -611,16 +611,19 @@ int cik_sdma_ring_test(struct radeon_device *rdev, { unsigned i; int r; - void __iomem *ptr = (void *)rdev->vram_scratch.ptr; + unsigned index; u32 tmp; + u64 gpu_addr; - if (!ptr) { - DRM_ERROR("invalid vram scratch pointer\n"); - return -EINVAL; - } + if (ring->idx == R600_RING_TYPE_DMA_INDEX) + index = R600_WB_DMA_RING_TEST_OFFSET; + else + index = CAYMAN_WB_DMA1_RING_TEST_OFFSET; + + gpu_addr = rdev->wb.gpu_addr + index; tmp = 0xCAFEDEAD; - writel(tmp, ptr); + rdev->wb.wb[index/4] = cpu_to_le32(tmp); r = radeon_ring_lock(rdev, ring, 5); if (r) { @@ -628,14 +631,14 @@ int cik_sdma_ring_test(struct radeon_device *rdev, return r; } radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_WRITE, SDMA_WRITE_SUB_OPCODE_LINEAR, 0)); - radeon_ring_write(ring, rdev->vram_scratch.gpu_addr & 0xfffffffc); - radeon_ring_write(ring, upper_32_bits(rdev->vram_scratch.gpu_addr)); + radeon_ring_write(ring, lower_32_bits(gpu_addr)); + radeon_ring_write(ring, upper_32_bits(gpu_addr)); radeon_ring_write(ring, 1); /* number of DWs to follow */ radeon_ring_write(ring, 0xDEADBEEF); radeon_ring_unlock_commit(rdev, ring, false); for (i = 0; i < rdev->usec_timeout; i++) { - tmp = readl(ptr); + tmp = le32_to_cpu(rdev->wb.wb[index/4]); if (tmp == 0xDEADBEEF) break; DRM_UDELAY(1); |