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drm/radeon: drop CP page table updates & cleanup v2

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The DMA ring seems to be stable now.

v2: remove pt_ring_index as well

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2013-10-30 11:51:09 -04:00
committed by Alex Deucher
parent 74d360f66b
commit 24c164393d
10 changed files with 73 additions and 267 deletions
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18
drivers/gpu/drm/radeon/ni_dma.c
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@@ -246,8 +246,7 @@ bool cayman_dma_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
* @addr: dst addr to write into pe
* @count: number of page entries to update
* @incr: increase next addr by incr bytes
* @flags: access flags
* @r600_flags: hw access flags
* @flags: hw access flags
*
* Update the page tables using the DMA (cayman/TN).
*/
@@ -257,13 +256,12 @@ void cayman_dma_vm_set_page(struct radeon_device *rdev,
uint64_t addr, unsigned count,
uint32_t incr, uint32_t flags)
{
uint32_t r600_flags = cayman_vm_page_flags(rdev, flags);
uint64_t value;
unsigned ndw;
trace_radeon_vm_set_page(pe, addr, count, incr, r600_flags);
trace_radeon_vm_set_page(pe, addr, count, incr, flags);
if ((flags & RADEON_VM_PAGE_SYSTEM) || (count == 1)) {
if ((flags & R600_PTE_SYSTEM) || (count == 1)) {
while (count) {
ndw = count * 2;
if (ndw > 0xFFFFE)
@@ -274,16 +272,16 @@ void cayman_dma_vm_set_page(struct radeon_device *rdev,
ib->ptr[ib->length_dw++] = pe;
ib->ptr[ib->length_dw++] = upper_32_bits(pe) & 0xff;
for (; ndw > 0; ndw -= 2, --count, pe += 8) {
if (flags & RADEON_VM_PAGE_SYSTEM) {
if (flags & R600_PTE_SYSTEM) {
value = radeon_vm_map_gart(rdev, addr);
value &= 0xFFFFFFFFFFFFF000ULL;
} else if (flags & RADEON_VM_PAGE_VALID) {
} else if (flags & R600_PTE_VALID) {
value = addr;
} else {
value = 0;
}
addr += incr;
value |= r600_flags;
value |= flags;
ib->ptr[ib->length_dw++] = value;
ib->ptr[ib->length_dw++] = upper_32_bits(value);
}
@@ -294,7 +292,7 @@ void cayman_dma_vm_set_page(struct radeon_device *rdev,
if (ndw > 0xFFFFE)
ndw = 0xFFFFE;
if (flags & RADEON_VM_PAGE_VALID)
if (flags & R600_PTE_VALID)
value = addr;
else
value = 0;
@@ -302,7 +300,7 @@ void cayman_dma_vm_set_page(struct radeon_device *rdev,
ib->ptr[ib->length_dw++] = DMA_PTE_PDE_PACKET(ndw);
ib->ptr[ib->length_dw++] = pe; /* dst addr */
ib->ptr[ib->length_dw++] = upper_32_bits(pe) & 0xff;
ib->ptr[ib->length_dw++] = r600_flags; /* mask */
ib->ptr[ib->length_dw++] = flags; /* mask */
ib->ptr[ib->length_dw++] = 0;
ib->ptr[ib->length_dw++] = value; /* value */
ib->ptr[ib->length_dw++] = upper_32_bits(value);