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path: root/drivers/gpu/drm/radeon/ni_dma.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/ni_dma.c')
-rw-r--r--drivers/gpu/drm/radeon/ni_dma.c21
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/ni_dma.c b/drivers/gpu/drm/radeon/ni_dma.c
index 6378e0276691..66325ef39694 100644
--- a/drivers/gpu/drm/radeon/ni_dma.c
+++ b/drivers/gpu/drm/radeon/ni_dma.c
@@ -330,7 +330,26 @@ void cayman_dma_vm_set_page(struct radeon_device *rdev,
trace_radeon_vm_set_page(pe, addr, count, incr, flags);
- if ((flags & R600_PTE_SYSTEM) || (count == 1)) {
+ if ((flags & R600_PTE_GART_MASK) == R600_PTE_GART_MASK) {
+ uint64_t src = rdev->gart.table_addr + (addr >> 12) * 8;
+ while (count) {
+ ndw = count * 2;
+ if (ndw > 0xFFFFE)
+ ndw = 0xFFFFE;
+
+ ib->ptr[ib->length_dw++] = DMA_PACKET(DMA_PACKET_COPY,
+ 0, 0, ndw);
+ ib->ptr[ib->length_dw++] = lower_32_bits(pe);
+ ib->ptr[ib->length_dw++] = lower_32_bits(src);
+ ib->ptr[ib->length_dw++] = upper_32_bits(pe) & 0xff;
+ ib->ptr[ib->length_dw++] = upper_32_bits(src) & 0xff;
+
+ pe += ndw * 4;
+ src += ndw * 4;
+ count -= ndw / 2;
+ }
+
+ } else if ((flags & R600_PTE_SYSTEM) || (count == 1)) {
while (count) {
ndw = count * 2;
if (ndw > 0xFFFFE)