[PATCH 05/13] drm/radeon/ttm: move to driver binding/destroy functions. (v2)
Dave Airlie
airlied at gmail.com
Mon Sep 7 20:46:22 UTC 2020
From: Dave Airlie <airlied at redhat.com>
Do agp decision in the driver, instead of special binding funcs
v2: use container_of, drop some {}.
Signed-off-by: Dave Airlie <airlied at redhat.com>
---
drivers/gpu/drm/radeon/radeon.h | 7 +-
drivers/gpu/drm/radeon/radeon_cs.c | 2 +-
drivers/gpu/drm/radeon/radeon_gem.c | 6 +-
drivers/gpu/drm/radeon/radeon_object.c | 2 +-
drivers/gpu/drm/radeon/radeon_prime.c | 2 +-
drivers/gpu/drm/radeon/radeon_ttm.c | 92 +++++++++++++++++++-------
drivers/gpu/drm/radeon/radeon_vm.c | 2 +-
7 files changed, 80 insertions(+), 33 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index cc4f58d16589..df6f0b49836b 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -2815,10 +2815,11 @@ extern void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enabl
extern void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable);
extern void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain);
extern bool radeon_ttm_bo_is_radeon_bo(struct ttm_buffer_object *bo);
-extern int radeon_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
+extern int radeon_ttm_tt_set_userptr(struct radeon_device *rdev,
+ struct ttm_tt *ttm, uint64_t addr,
uint32_t flags);
-extern bool radeon_ttm_tt_has_userptr(struct ttm_tt *ttm);
-extern bool radeon_ttm_tt_is_readonly(struct ttm_tt *ttm);
+extern bool radeon_ttm_tt_has_userptr(struct radeon_device *rdev, struct ttm_tt *ttm);
+extern bool radeon_ttm_tt_is_readonly(struct radeon_device *rdev, struct ttm_tt *ttm);
extern void radeon_vram_location(struct radeon_device *rdev, struct radeon_mc *mc, u64 base);
extern void radeon_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc);
extern int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 33ae1b883268..21ce2f9502c0 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -160,7 +160,7 @@ static int radeon_cs_parser_relocs(struct radeon_cs_parser *p)
p->relocs[i].allowed_domains = domain;
}
- if (radeon_ttm_tt_has_userptr(p->relocs[i].robj->tbo.ttm)) {
+ if (radeon_ttm_tt_has_userptr(p->rdev, p->relocs[i].robj->tbo.ttm)) {
uint32_t domain = p->relocs[i].preferred_domains;
if (!(domain & RADEON_GEM_DOMAIN_GTT)) {
DRM_ERROR("Only RADEON_GEM_DOMAIN_GTT is "
diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c
index 7f5dfe04789e..e5c4271e64ed 100644
--- a/drivers/gpu/drm/radeon/radeon_gem.c
+++ b/drivers/gpu/drm/radeon/radeon_gem.c
@@ -331,7 +331,7 @@ int radeon_gem_userptr_ioctl(struct drm_device *dev, void *data,
goto handle_lockup;
bo = gem_to_radeon_bo(gobj);
- r = radeon_ttm_tt_set_userptr(bo->tbo.ttm, args->addr, args->flags);
+ r = radeon_ttm_tt_set_userptr(rdev, bo->tbo.ttm, args->addr, args->flags);
if (r)
goto release_object;
@@ -420,7 +420,7 @@ int radeon_mode_dumb_mmap(struct drm_file *filp,
return -ENOENT;
}
robj = gem_to_radeon_bo(gobj);
- if (radeon_ttm_tt_has_userptr(robj->tbo.ttm)) {
+ if (radeon_ttm_tt_has_userptr(robj->rdev, robj->tbo.ttm)) {
drm_gem_object_put(gobj);
return -EPERM;
}
@@ -721,7 +721,7 @@ int radeon_gem_op_ioctl(struct drm_device *dev, void *data,
robj = gem_to_radeon_bo(gobj);
r = -EPERM;
- if (radeon_ttm_tt_has_userptr(robj->tbo.ttm))
+ if (radeon_ttm_tt_has_userptr(robj->rdev, robj->tbo.ttm))
goto out;
r = radeon_bo_reserve(robj, false);
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index bb7582afd803..3fcd15d21ddc 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -331,7 +331,7 @@ int radeon_bo_pin_restricted(struct radeon_bo *bo, u32 domain, u64 max_offset,
struct ttm_operation_ctx ctx = { false, false };
int r, i;
- if (radeon_ttm_tt_has_userptr(bo->tbo.ttm))
+ if (radeon_ttm_tt_has_userptr(bo->rdev, bo->tbo.ttm))
return -EPERM;
if (bo->pin_count) {
diff --git a/drivers/gpu/drm/radeon/radeon_prime.c b/drivers/gpu/drm/radeon/radeon_prime.c
index b906e8fbd5f3..d6d9c8b46ab4 100644
--- a/drivers/gpu/drm/radeon/radeon_prime.c
+++ b/drivers/gpu/drm/radeon/radeon_prime.c
@@ -121,7 +121,7 @@ struct dma_buf *radeon_gem_prime_export(struct drm_gem_object *gobj,
int flags)
{
struct radeon_bo *bo = gem_to_radeon_bo(gobj);
- if (radeon_ttm_tt_has_userptr(bo->tbo.ttm))
+ if (radeon_ttm_tt_has_userptr(bo->rdev, bo->tbo.ttm))
return ERR_PTR(-EPERM);
return drm_gem_prime_export(gobj, flags);
}
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 1d3e8bb69f8e..ff6821356ea7 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -141,8 +141,9 @@ static void radeon_evict_flags(struct ttm_buffer_object *bo,
static int radeon_verify_access(struct ttm_buffer_object *bo, struct file *filp)
{
struct radeon_bo *rbo = container_of(bo, struct radeon_bo, tbo);
+ struct radeon_device *rdev = radeon_get_rdev(bo->bdev);
- if (radeon_ttm_tt_has_userptr(bo->ttm))
+ if (radeon_ttm_tt_has_userptr(rdev, bo->ttm))
return -EPERM;
return drm_vma_node_verify_access(&rbo->tbo.base.vma_node,
filp->private_data);
@@ -561,12 +562,6 @@ static void radeon_ttm_backend_destroy(struct ttm_bo_device *bdev, struct ttm_tt
kfree(gtt);
}
-static struct ttm_backend_func radeon_backend_func = {
- .bind = &radeon_ttm_backend_bind,
- .unbind = &radeon_ttm_backend_unbind,
- .destroy = &radeon_ttm_backend_destroy,
-};
-
static struct ttm_tt *radeon_ttm_tt_create(struct ttm_buffer_object *bo,
uint32_t page_flags)
{
@@ -585,7 +580,6 @@ static struct ttm_tt *radeon_ttm_tt_create(struct ttm_buffer_object *bo,
if (gtt == NULL) {
return NULL;
}
- gtt->ttm.ttm.func = &radeon_backend_func;
if (ttm_dma_tt_init(>t->ttm, bo, page_flags)) {
kfree(gtt);
return NULL;
@@ -593,19 +587,25 @@ static struct ttm_tt *radeon_ttm_tt_create(struct ttm_buffer_object *bo,
return >t->ttm.ttm;
}
-static struct radeon_ttm_tt *radeon_ttm_tt_to_gtt(struct ttm_tt *ttm)
+static struct radeon_ttm_tt *radeon_ttm_tt_to_gtt(struct radeon_device *rdev,
+ struct ttm_tt *ttm)
{
- if (!ttm || ttm->func != &radeon_backend_func)
+#if IS_ENABLED(CONFIG_AGP)
+ if (rdev->flags & RADEON_IS_AGP)
+ return NULL;
+#endif
+
+ if (!ttm)
return NULL;
- return (struct radeon_ttm_tt *)ttm;
+ return container_of(ttm, struct radeon_ttm_tt, ttm.ttm);
}
static int radeon_ttm_tt_populate(struct ttm_bo_device *bdev,
struct ttm_tt *ttm,
struct ttm_operation_ctx *ctx)
{
- struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(ttm);
- struct radeon_device *rdev;
+ struct radeon_device *rdev = radeon_get_rdev(bdev);
+ struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(rdev, ttm);
bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);
if (gtt && gtt->userptr) {
@@ -625,7 +625,6 @@ static int radeon_ttm_tt_populate(struct ttm_bo_device *bdev,
return 0;
}
- rdev = radeon_get_rdev(bdev);
#if IS_ENABLED(CONFIG_AGP)
if (rdev->flags & RADEON_IS_AGP) {
return ttm_agp_tt_populate(bdev, ttm, ctx);
@@ -643,8 +642,8 @@ static int radeon_ttm_tt_populate(struct ttm_bo_device *bdev,
static void radeon_ttm_tt_unpopulate(struct ttm_bo_device *bdev, struct ttm_tt *ttm)
{
- struct radeon_device *rdev;
- struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(ttm);
+ struct radeon_device *rdev = radeon_get_rdev(bdev);
+ struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(rdev, ttm);
bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);
if (gtt && gtt->userptr) {
@@ -656,7 +655,6 @@ static void radeon_ttm_tt_unpopulate(struct ttm_bo_device *bdev, struct ttm_tt *
if (slave)
return;
- rdev = radeon_get_rdev(bdev);
#if IS_ENABLED(CONFIG_AGP)
if (rdev->flags & RADEON_IS_AGP) {
ttm_agp_tt_unpopulate(bdev, ttm);
@@ -674,10 +672,11 @@ static void radeon_ttm_tt_unpopulate(struct ttm_bo_device *bdev, struct ttm_tt *
ttm_unmap_and_unpopulate_pages(rdev->dev, >t->ttm);
}
-int radeon_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
+int radeon_ttm_tt_set_userptr(struct radeon_device *rdev,
+ struct ttm_tt *ttm, uint64_t addr,
uint32_t flags)
{
- struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(ttm);
+ struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(rdev, ttm);
if (gtt == NULL)
return -EINVAL;
@@ -688,9 +687,52 @@ int radeon_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
return 0;
}
-bool radeon_ttm_tt_has_userptr(struct ttm_tt *ttm)
+static int radeon_ttm_tt_bind(struct ttm_bo_device *bdev,
+ struct ttm_tt *ttm,
+ struct ttm_resource *bo_mem)
+{
+ struct radeon_device *rdev = radeon_get_rdev(bdev);
+
+#if IS_ENABLED(CONFIG_AGP)
+ if (rdev->flags & RADEON_IS_AGP)
+ return ttm_agp_bind(bdev, ttm, bo_mem);
+#endif
+
+ return radeon_ttm_backend_bind(bdev, ttm, bo_mem);
+}
+
+static void radeon_ttm_tt_unbind(struct ttm_bo_device *bdev,
+ struct ttm_tt *ttm)
+{
+#if IS_ENABLED(CONFIG_AGP)
+ struct radeon_device *rdev = radeon_get_rdev(bdev);
+
+ if (rdev->flags & RADEON_IS_AGP) {
+ ttm_agp_unbind(bdev, ttm);
+ return;
+ }
+#endif
+ radeon_ttm_backend_unbind(bdev, ttm);
+}
+
+static void radeon_ttm_tt_destroy(struct ttm_bo_device *bdev,
+ struct ttm_tt *ttm)
+{
+#if IS_ENABLED(CONFIG_AGP)
+ struct radeon_device *rdev = radeon_get_rdev(bdev);
+
+ if (rdev->flags & RADEON_IS_AGP) {
+ ttm_agp_destroy(bdev, ttm);
+ return;
+ }
+#endif
+ radeon_ttm_backend_destroy(bdev, ttm);
+}
+
+bool radeon_ttm_tt_has_userptr(struct radeon_device *rdev,
+ struct ttm_tt *ttm)
{
- struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(ttm);
+ struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(rdev, ttm);
if (gtt == NULL)
return false;
@@ -698,9 +740,10 @@ bool radeon_ttm_tt_has_userptr(struct ttm_tt *ttm)
return !!gtt->userptr;
}
-bool radeon_ttm_tt_is_readonly(struct ttm_tt *ttm)
+bool radeon_ttm_tt_is_readonly(struct radeon_device *rdev,
+ struct ttm_tt *ttm)
{
- struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(ttm);
+ struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(rdev, ttm);
if (gtt == NULL)
return false;
@@ -712,6 +755,9 @@ static struct ttm_bo_driver radeon_bo_driver = {
.ttm_tt_create = &radeon_ttm_tt_create,
.ttm_tt_populate = &radeon_ttm_tt_populate,
.ttm_tt_unpopulate = &radeon_ttm_tt_unpopulate,
+ .ttm_tt_bind = &radeon_ttm_tt_bind,
+ .ttm_tt_unbind = &radeon_ttm_tt_unbind,
+ .ttm_tt_destroy = &radeon_ttm_tt_destroy,
.eviction_valuable = ttm_bo_eviction_valuable,
.evict_flags = &radeon_evict_flags,
.move = &radeon_bo_move,
diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c
index 71e2c3785ab9..ebad27c91a0d 100644
--- a/drivers/gpu/drm/radeon/radeon_vm.c
+++ b/drivers/gpu/drm/radeon/radeon_vm.c
@@ -942,7 +942,7 @@ int radeon_vm_bo_update(struct radeon_device *rdev,
bo_va->flags &= ~RADEON_VM_PAGE_VALID;
bo_va->flags &= ~RADEON_VM_PAGE_SYSTEM;
bo_va->flags &= ~RADEON_VM_PAGE_SNOOPED;
- if (bo_va->bo && radeon_ttm_tt_is_readonly(bo_va->bo->tbo.ttm))
+ if (bo_va->bo && radeon_ttm_tt_is_readonly(rdev, bo_va->bo->tbo.ttm))
bo_va->flags &= ~RADEON_VM_PAGE_WRITEABLE;
if (mem) {
--
2.27.0
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