From 5463545b9280093f4614049df2dfee3f9e662172 Mon Sep 17 00:00:00 2001 From: Alex Xie Date: Tue, 14 Feb 2017 12:22:57 -0500 Subject: [PATCH] drm/amdgpu: add a callback to set vm mapping flags MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit This lets each asic set whichever flags it supports. Signed-off-by: Alex Xie Reviewed-by: Alex Deucher Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 4 ++++ drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 12 +++--------- drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c | 16 ++++++++++++++++ drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c | 16 ++++++++++++++++ drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 18 ++++++++++++++++++ 5 files changed, 57 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index abf2b39fd968..00553bf26e66 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -296,6 +296,9 @@ struct amdgpu_gart_funcs { uint64_t flags); /* access flags */ /* enable/disable PRT support */ void (*set_prt)(struct amdgpu_device *adev, bool enable); + /* set pte flags based per asic */ + uint64_t (*get_vm_pte_flags)(struct amdgpu_device *adev, + uint32_t flags); }; /* provided by the ih block */ @@ -1682,6 +1685,7 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring) #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, 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_vm_get_pte_flags(adev, flags) (adev)->gart.gart_funcs->get_vm_pte_flags((adev),(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)) #define amdgpu_ring_test_ib(r, t) (r)->funcs->test_ib((r), (t)) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index 3c22656aa1bf..6daf004955b0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -569,7 +569,7 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data, struct ttm_validate_buffer tv; struct ww_acquire_ctx ticket; struct list_head list; - uint64_t va_flags = 0; + uint64_t va_flags; int r = 0; if (!adev->vm_manager.enabled) @@ -631,14 +631,8 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data, switch (args->operation) { case AMDGPU_VA_OP_MAP: - if (args->flags & AMDGPU_VM_PAGE_READABLE) - va_flags |= AMDGPU_PTE_READABLE; - if (args->flags & AMDGPU_VM_PAGE_WRITEABLE) - va_flags |= AMDGPU_PTE_WRITEABLE; - if (args->flags & AMDGPU_VM_PAGE_EXECUTABLE) - va_flags |= AMDGPU_PTE_EXECUTABLE; - if (args->flags & AMDGPU_VM_PAGE_PRT) - va_flags |= AMDGPU_PTE_PRT; + va_flags = amdgpu_vm_get_pte_flags(adev, args->flags); + r = amdgpu_vm_bo_map(adev, bo_va, args->va_address, args->offset_in_bo, args->map_size, va_flags); diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c index 6a1f566632be..35f74c6d1f29 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c @@ -379,6 +379,21 @@ static int gmc_v6_0_gart_set_pte_pde(struct amdgpu_device *adev, return 0; } +static uint64_t gmc_v6_0_get_vm_pte_flags(struct amdgpu_device *adev, + uint32_t flags) +{ + uint64_t pte_flag = 0; + + if (flags & AMDGPU_VM_PAGE_READABLE) + pte_flag |= AMDGPU_PTE_READABLE; + if (flags & AMDGPU_VM_PAGE_WRITEABLE) + pte_flag |= AMDGPU_PTE_WRITEABLE; + if (flags & AMDGPU_VM_PAGE_PRT) + pte_flag |= AMDGPU_PTE_PRT; + + return pte_flag; +} + static void gmc_v6_0_set_fault_enable_default(struct amdgpu_device *adev, bool value) { @@ -1138,6 +1153,7 @@ static const struct amdgpu_gart_funcs gmc_v6_0_gart_funcs = { .flush_gpu_tlb = gmc_v6_0_gart_flush_gpu_tlb, .set_pte_pde = gmc_v6_0_gart_set_pte_pde, .set_prt = gmc_v6_0_set_prt, + .get_vm_pte_flags = gmc_v6_0_get_vm_pte_flags }; static const struct amdgpu_irq_src_funcs gmc_v6_0_irq_funcs = { diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c index 9f41d9fa5ed5..dc9b6d62d1ab 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c @@ -451,6 +451,21 @@ static int gmc_v7_0_gart_set_pte_pde(struct amdgpu_device *adev, return 0; } +static uint64_t gmc_v7_0_get_vm_pte_flags(struct amdgpu_device *adev, + uint32_t flags) +{ + uint64_t pte_flag = 0; + + if (flags & AMDGPU_VM_PAGE_READABLE) + pte_flag |= AMDGPU_PTE_READABLE; + if (flags & AMDGPU_VM_PAGE_WRITEABLE) + pte_flag |= AMDGPU_PTE_WRITEABLE; + if (flags & AMDGPU_VM_PAGE_PRT) + pte_flag |= AMDGPU_PTE_PRT; + + return pte_flag; +} + /** * gmc_v8_0_set_fault_enable_default - update VM fault handling * @@ -1323,6 +1338,7 @@ static const struct amdgpu_gart_funcs gmc_v7_0_gart_funcs = { .flush_gpu_tlb = gmc_v7_0_gart_flush_gpu_tlb, .set_pte_pde = gmc_v7_0_gart_set_pte_pde, .set_prt = gmc_v7_0_set_prt, + .get_vm_pte_flags = gmc_v7_0_get_vm_pte_flags }; static const struct amdgpu_irq_src_funcs gmc_v7_0_irq_funcs = { diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c index 233ac3504fe9..c087b00598cd 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c @@ -563,6 +563,23 @@ static int gmc_v8_0_gart_set_pte_pde(struct amdgpu_device *adev, return 0; } +static uint64_t gmc_v8_0_get_vm_pte_flags(struct amdgpu_device *adev, + uint32_t flags) +{ + uint64_t pte_flag = 0; + + if (flags & AMDGPU_VM_PAGE_EXECUTABLE) + pte_flag |= AMDGPU_PTE_EXECUTABLE; + if (flags & AMDGPU_VM_PAGE_READABLE) + pte_flag |= AMDGPU_PTE_READABLE; + if (flags & AMDGPU_VM_PAGE_WRITEABLE) + pte_flag |= AMDGPU_PTE_WRITEABLE; + if (flags & AMDGPU_VM_PAGE_PRT) + pte_flag |= AMDGPU_PTE_PRT; + + return pte_flag; +} + /** * gmc_v8_0_set_fault_enable_default - update VM fault handling * @@ -1562,6 +1579,7 @@ static const struct amdgpu_gart_funcs gmc_v8_0_gart_funcs = { .flush_gpu_tlb = gmc_v8_0_gart_flush_gpu_tlb, .set_pte_pde = gmc_v8_0_gart_set_pte_pde, .set_prt = gmc_v8_0_set_prt, + .get_vm_pte_flags = gmc_v8_0_get_vm_pte_flags }; static const struct amdgpu_irq_src_funcs gmc_v8_0_irq_funcs = { -- 2.30.2