Skip to content

L
linux
Commit de9ea7bd authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files
Options

drm/amdgpu: cleanup the write_pte implementations 

We don't need the gart mapping handling here any more.
Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarEdward O'Callaghan <funfunctor@folklore1984.net>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent b7fc2cbd
Show whitespace changes
Inline Side-by-side
Showing with 54 additions and 98 deletions
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View file @ de9ea7bd
......@@ -250,10 +250,9 @@ struct amdgpu_vm_pte_funcs {
uint64_t pe, uint64_t src,
unsigned count);
/* write pte one entry at a time with addr mapping */
void (*write_pte)(struct amdgpu_ib *ib,
const dma_addr_t *pages_addr, uint64_t pe,
uint64_t addr, unsigned count,
uint32_t incr, uint32_t flags);
void (*write_pte)(struct amdgpu_ib *ib, uint64_t pe,
uint64_t value, unsigned count,
uint32_t incr);
/* for linear pte/pde updates without addr mapping */
void (*set_pte_pde)(struct amdgpu_ib *ib,
uint64_t pe,
......@@ -965,7 +964,6 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
struct amdgpu_job *job);
int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job);
void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vm_id);
uint64_t amdgpu_vm_map_gart(const dma_addr_t *pages_addr, uint64_t addr);
int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
struct amdgpu_vm *vm);
int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
......@@ -2271,7 +2269,7 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
#define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
#define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
#define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
#define amdgpu_vm_write_pte(adev, ib, pa, pe, addr, count, incr, flags) ((adev)->vm_manager.vm_pte_funcs->write_pte((ib), (pa), (pe), (addr), (count), (incr), (flags)))
#define amdgpu_vm_write_pte(adev, ib, pe, value, count, incr) ((adev)->vm_manager.vm_pte_funcs->write_pte((ib), (pe), (value), (count), (incr)))
#define amdgpu_vm_set_pte_pde(adev, ib, pe, addr, count, incr, flags) ((adev)->vm_manager.vm_pte_funcs->set_pte_pde((ib), (pe), (addr), (count), (incr), (flags)))
#define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
#define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
......
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
View file @ de9ea7bd
......@@ -491,8 +491,8 @@ static void amdgpu_vm_update_pages(struct amdgpu_pte_update_params *params,
pe, (params->src + (addr >> 12) * 8), count);
} else if (count < 3) {
amdgpu_vm_write_pte(params->adev, params->ib, NULL, pe, addr,
count, incr, flags);
amdgpu_vm_write_pte(params->adev, params->ib, pe,
addr | flags, count, incr);
} else {
amdgpu_vm_set_pte_pde(params->adev, params->ib, pe, addr,
......@@ -569,22 +569,16 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev,
* Look up the physical address of the page that the pte resolves
* to and return the pointer for the page table entry.
*/
uint64_t amdgpu_vm_map_gart(const dma_addr_t *pages_addr, uint64_t addr)
static uint64_t amdgpu_vm_map_gart(const dma_addr_t *pages_addr, uint64_t addr)
{
uint64_t result;
if (pages_addr) {
/* page table offset */
result = pages_addr[addr >> PAGE_SHIFT];
/* in case cpu page size != gpu page size*/
result |= addr & (~PAGE_MASK);
} else {
/* No mapping required */
result = addr;
}
result &= 0xFFFFFFFFFFFFF000ULL;
return result;
......
drivers/gpu/drm/amd/amdgpu/cik_sdma.c
View file @ de9ea7bd
......@@ -719,39 +719,27 @@ static void cik_sdma_vm_copy_pte(struct amdgpu_ib *ib,
*
* @ib: indirect buffer to fill with commands
* @pe: addr of the page entry
* @addr: dst addr to write into pe
* @value: dst addr to write into pe
* @count: number of page entries to update
* @incr: increase next addr by incr bytes
* @flags: access flags
*
* Update PTEs by writing them manually using sDMA (CIK).
*/
static void cik_sdma_vm_write_pte(struct amdgpu_ib *ib,
const dma_addr_t *pages_addr, uint64_t pe,
uint64_t addr, unsigned count,
uint32_t incr, uint32_t flags)
static void cik_sdma_vm_write_pte(struct amdgpu_ib *ib, uint64_t pe,
uint64_t value, unsigned count,
uint32_t incr)
{
uint64_t value;
unsigned ndw;
while (count) {
ndw = count * 2;
if (ndw > 0xFFFFE)
ndw = 0xFFFFE;
unsigned ndw = count * 2;
/* for non-physically contiguous pages (system) */
ib->ptr[ib->length_dw++] = SDMA_PACKET(SDMA_OPCODE_WRITE,
SDMA_WRITE_SUB_OPCODE_LINEAR, 0);
ib->ptr[ib->length_dw++] = pe;
ib->ptr[ib->length_dw++] = lower_32_bits(pe);
ib->ptr[ib->length_dw++] = upper_32_bits(pe);
ib->ptr[ib->length_dw++] = ndw;
for (; ndw > 0; ndw -= 2, --count, pe += 8) {
value = amdgpu_vm_map_gart(pages_addr, addr);
addr += incr;
value |= flags;
ib->ptr[ib->length_dw++] = value;
for (; ndw > 0; ndw -= 2) {
ib->ptr[ib->length_dw++] = lower_32_bits(value);
ib->ptr[ib->length_dw++] = upper_32_bits(value);
}
value += incr;
}
}
......
drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
View file @ de9ea7bd
......@@ -774,39 +774,27 @@ static void sdma_v2_4_vm_copy_pte(struct amdgpu_ib *ib,
*
* @ib: indirect buffer to fill with commands
* @pe: addr of the page entry
* @addr: dst addr to write into pe
* @value: dst addr to write into pe
* @count: number of page entries to update
* @incr: increase next addr by incr bytes
* @flags: access flags
*
* Update PTEs by writing them manually using sDMA (CIK).
*/
static void sdma_v2_4_vm_write_pte(struct amdgpu_ib *ib,
const dma_addr_t *pages_addr, uint64_t pe,
uint64_t addr, unsigned count,
uint32_t incr, uint32_t flags)
static void sdma_v2_4_vm_write_pte(struct amdgpu_ib *ib, uint64_t pe,
uint64_t value, unsigned count,
uint32_t incr)
{
uint64_t value;
unsigned ndw;
while (count) {
ndw = count * 2;
if (ndw > 0xFFFFE)
ndw = 0xFFFFE;
unsigned ndw = count * 2;
/* for non-physically contiguous pages (system) */
ib->ptr[ib->length_dw++] = SDMA_PKT_HEADER_OP(SDMA_OP_WRITE) |
SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_COPY_LINEAR);
ib->ptr[ib->length_dw++] = pe;
ib->ptr[ib->length_dw++] = upper_32_bits(pe);
ib->ptr[ib->length_dw++] = ndw;
for (; ndw > 0; ndw -= 2, --count, pe += 8) {
value = amdgpu_vm_map_gart(pages_addr, addr);
addr += incr;
value |= flags;
ib->ptr[ib->length_dw++] = value;
ib->ptr[ib->length_dw++] = lower_32_bits(value);
ib->ptr[ib->length_dw++] = upper_32_bits(value);
}
value += incr;
}
}
......
drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
View file @ de9ea7bd
......@@ -1001,39 +1001,27 @@ static void sdma_v3_0_vm_copy_pte(struct amdgpu_ib *ib,
*
* @ib: indirect buffer to fill with commands
* @pe: addr of the page entry
* @addr: dst addr to write into pe
* @value: dst addr to write into pe
* @count: number of page entries to update
* @incr: increase next addr by incr bytes
* @flags: access flags
*
* Update PTEs by writing them manually using sDMA (CIK).
*/
static void sdma_v3_0_vm_write_pte(struct amdgpu_ib *ib,
const dma_addr_t *pages_addr, uint64_t pe,
uint64_t addr, unsigned count,
uint32_t incr, uint32_t flags)
static void sdma_v3_0_vm_write_pte(struct amdgpu_ib *ib, uint64_t pe,
uint64_t value, unsigned count,
uint32_t incr)
{
uint64_t value;
unsigned ndw;
while (count) {
ndw = count * 2;
if (ndw > 0xFFFFE)
ndw = 0xFFFFE;
unsigned ndw = count * 2;
/* for non-physically contiguous pages (system) */
ib->ptr[ib->length_dw++] = SDMA_PKT_HEADER_OP(SDMA_OP_WRITE) |
SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_COPY_LINEAR);
ib->ptr[ib->length_dw++] = pe;
ib->ptr[ib->length_dw++] = lower_32_bits(pe);
ib->ptr[ib->length_dw++] = upper_32_bits(pe);
ib->ptr[ib->length_dw++] = ndw;
for (; ndw > 0; ndw -= 2, --count, pe += 8) {
value = amdgpu_vm_map_gart(pages_addr, addr);
addr += incr;
value |= flags;
ib->ptr[ib->length_dw++] = value;
ib->ptr[ib->length_dw++] = lower_32_bits(value);
ib->ptr[ib->length_dw++] = upper_32_bits(value);
}
value += incr;
}
}
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment
GitLab Nexedi Edition | About GitLab | About Nexedi | 沪ICP备2021021310号-2 | 沪ICP备2021021310号-7