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authorChristian König <christian.koenig@amd.com>2013-10-30 19:51:09 +0400
committerAlex Deucher <alexander.deucher@amd.com>2013-11-01 23:25:52 +0400
commit24c164393dd2fa1c1fb51d5fec2f50bd6b7c037b (patch)
tree4eb520dad2e03ef9a0f189696e3907c0d3a8fbef /drivers/gpu/drm/radeon/ni.c
parent74d360f66b99231ed7007eb197dd18cda72c961c (diff)
downloadlinux-24c164393dd2fa1c1fb51d5fec2f50bd6b7c037b.tar.xz
drm/radeon: drop CP page table updates & cleanup v2
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>
Diffstat (limited to 'drivers/gpu/drm/radeon/ni.c')
-rw-r--r--drivers/gpu/drm/radeon/ni.c76
1 files changed, 0 insertions, 76 deletions
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 93c1f9ef5da9..e299a38e683a 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -174,11 +174,6 @@ extern void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
extern void evergreen_program_aspm(struct radeon_device *rdev);
extern void sumo_rlc_fini(struct radeon_device *rdev);
extern int sumo_rlc_init(struct radeon_device *rdev);
-extern void cayman_dma_vm_set_page(struct radeon_device *rdev,
- struct radeon_ib *ib,
- uint64_t pe,
- uint64_t addr, unsigned count,
- uint32_t incr, uint32_t flags);
/* Firmware Names */
MODULE_FIRMWARE("radeon/BARTS_pfp.bin");
@@ -2399,77 +2394,6 @@ void cayman_vm_decode_fault(struct radeon_device *rdev,
block, mc_id);
}
-#define R600_ENTRY_VALID (1 << 0)
-#define R600_PTE_SYSTEM (1 << 1)
-#define R600_PTE_SNOOPED (1 << 2)
-#define R600_PTE_READABLE (1 << 5)
-#define R600_PTE_WRITEABLE (1 << 6)
-
-uint32_t cayman_vm_page_flags(struct radeon_device *rdev, uint32_t flags)
-{
- uint32_t r600_flags = 0;
- r600_flags |= (flags & RADEON_VM_PAGE_VALID) ? R600_ENTRY_VALID : 0;
- r600_flags |= (flags & RADEON_VM_PAGE_READABLE) ? R600_PTE_READABLE : 0;
- r600_flags |= (flags & RADEON_VM_PAGE_WRITEABLE) ? R600_PTE_WRITEABLE : 0;
- if (flags & RADEON_VM_PAGE_SYSTEM) {
- r600_flags |= R600_PTE_SYSTEM;
- r600_flags |= (flags & RADEON_VM_PAGE_SNOOPED) ? R600_PTE_SNOOPED : 0;
- }
- return r600_flags;
-}
-
-/**
- * cayman_vm_set_page - update the page tables using the CP
- *
- * @rdev: radeon_device pointer
- * @ib: indirect buffer to fill with commands
- * @pe: addr of the page entry
- * @addr: dst addr to write into pe
- * @count: number of page entries to update
- * @incr: increase next addr by incr bytes
- * @flags: access flags
- *
- * Update the page tables using the CP (cayman/TN).
- */
-void cayman_vm_set_page(struct radeon_device *rdev,
- struct radeon_ib *ib,
- uint64_t pe,
- 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;
-
- if (rdev->asic->vm.pt_ring_index == RADEON_RING_TYPE_GFX_INDEX) {
- while (count) {
- ndw = 1 + count * 2;
- if (ndw > 0x3FFF)
- ndw = 0x3FFF;
-
- ib->ptr[ib->length_dw++] = PACKET3(PACKET3_ME_WRITE, ndw);
- ib->ptr[ib->length_dw++] = pe;
- ib->ptr[ib->length_dw++] = upper_32_bits(pe) & 0xff;
- for (; ndw > 1; ndw -= 2, --count, pe += 8) {
- if (flags & RADEON_VM_PAGE_SYSTEM) {
- value = radeon_vm_map_gart(rdev, addr);
- value &= 0xFFFFFFFFFFFFF000ULL;
- } else if (flags & RADEON_VM_PAGE_VALID) {
- value = addr;
- } else {
- value = 0;
- }
- addr += incr;
- value |= r600_flags;
- ib->ptr[ib->length_dw++] = value;
- ib->ptr[ib->length_dw++] = upper_32_bits(value);
- }
- }
- } else {
- cayman_dma_vm_set_page(rdev, ib, pe, addr, count, incr, flags);
- }
-}
-
/**
* cayman_vm_flush - vm flush using the CP
*