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Diffstat (limited to 'src/sna/kgem.c')
-rw-r--r--src/sna/kgem.c69
1 files changed, 43 insertions, 26 deletions
diff --git a/src/sna/kgem.c b/src/sna/kgem.c
index e5c4e7b9..fbc29529 100644
--- a/src/sna/kgem.c
+++ b/src/sna/kgem.c
@@ -240,7 +240,7 @@ static struct kgem_bo *__kgem_bo_init(struct kgem_bo *bo,
bo->refcnt = 1;
bo->handle = handle;
- bo->aperture_size = bo->size = size;
+ bo->size = size;
bo->reusable = true;
bo->cpu_read = true;
bo->cpu_write = true;
@@ -292,7 +292,13 @@ static struct list *inactive(struct kgem *kgem,
return &kgem->inactive[order];
}
-void kgem_init(struct kgem *kgem, int fd, int gen)
+static size_t
+agp_aperture_size(struct pci_device *dev)
+{
+ return dev->regions[2].size;
+}
+
+void kgem_init(struct kgem *kgem, int fd, struct pci_device *dev, int gen)
{
drm_i915_getparam_t gp;
struct drm_i915_gem_get_aperture aperture;
@@ -347,14 +353,18 @@ void kgem_init(struct kgem *kgem, int fd, int gen)
DBG(("%s: has relaxed fencing=%d\n", __FUNCTION__,
kgem->has_relaxed_fencing));
- aperture.aper_available_size = 64*1024*1024;
+ aperture.aper_size = 64*1024*1024;
(void)drmIoctl(fd, DRM_IOCTL_I915_GEM_GET_APERTURE, &aperture);
- kgem->aperture_high = aperture.aper_available_size * 3/4;
- kgem->aperture_low = aperture.aper_available_size * 1/4;
+ kgem->aperture_high = aperture.aper_size * 3/4;
+ kgem->aperture_low = aperture.aper_size * 1/4;
DBG(("%s: aperture low=%d, high=%d\n", __FUNCTION__,
kgem->aperture_low, kgem->aperture_high));
+ kgem->aperture_mappable = agp_aperture_size(dev);
+ if (kgem->aperture_mappable == 0)
+ kgem->aperture_mappable = aperture.aper_size;
+
i = 8;
gp.param = I915_PARAM_NUM_FENCES_AVAIL;
gp.value = &i;
@@ -461,7 +471,7 @@ kgem_add_handle(struct kgem *kgem, struct kgem_bo *bo)
exec->handle = bo->handle;
exec->offset = bo->presumed_offset;
- kgem->aperture += bo->aperture_size;
+ kgem->aperture += bo->size;
return exec;
}
@@ -757,6 +767,7 @@ void kgem_reset(struct kgem *kgem)
kgem->nexec = 0;
kgem->nreloc = 0;
kgem->aperture = 0;
+ kgem->aperture_fenced = 0;
kgem->nbatch = 0;
kgem->surface = ARRAY_SIZE(kgem->batch);
kgem->mode = KGEM_NONE;
@@ -1051,7 +1062,6 @@ search_linear_cache(struct kgem *kgem, int size, bool active)
bo->tiling = I915_TILING_NONE;
bo->pitch = 0;
bo->delta = 0;
- bo->aperture_size = bo->size;
DBG((" %s: found handle=%d (size=%d) in linear %s cache\n",
__FUNCTION__, bo->handle, bo->size,
active ? "active" : "inactive"));
@@ -1184,9 +1194,9 @@ static bool _kgem_can_create_2d(struct kgem *kgem,
tiling = -tiling;
size = kgem_surface_size(kgem, width, height, bpp, tiling, &pitch);
- if (size == 0 || size > kgem->aperture_low)
+ if (size == 0 || size > kgem->aperture_mappable/2)
size = kgem_surface_size(kgem, width, height, bpp, I915_TILING_NONE, &pitch);
- return size > 0 && size <= kgem->aperture_low;
+ return size > 0 && size <= kgem->aperture_mappable/2;
}
#if DEBUG_KGEM
@@ -1206,20 +1216,20 @@ bool kgem_can_create_2d(struct kgem *kgem,
}
#endif
-static int kgem_bo_aperture_size(struct kgem *kgem, struct kgem_bo *bo)
+static int kgem_bo_fenced_size(struct kgem *kgem, struct kgem_bo *bo)
{
int size;
- if (kgem->gen >= 40 || bo->tiling == I915_TILING_NONE) {
- size = bo->size;
- } else {
- if (kgem->gen < 30)
- size = 512 * 1024;
- else
- size = 1024 * 1024;
- while (size < bo->size)
- size *= 2;
- }
+ assert(bo->tiling);
+ assert(kgem->gem < 40);
+
+ if (kgem->gen < 30)
+ size = 512 * 1024;
+ else
+ size = 1024 * 1024;
+ while (size < bo->size)
+ size *= 2;
+
return size;
}
@@ -1246,7 +1256,7 @@ struct kgem_bo *kgem_create_2d(struct kgem *kgem,
assert(_kgem_can_create_2d(kgem, width, height, bpp, tiling));
size = kgem_surface_size(kgem, width, height, bpp, tiling, &pitch);
- assert(size && size <= kgem->aperture_low);
+ assert(size && size <= kgem->aperture_mappable/2);
if (flags & CREATE_INACTIVE)
goto skip_active_search;
@@ -1304,7 +1314,6 @@ struct kgem_bo *kgem_create_2d(struct kgem *kgem,
bo->unique_id = kgem_get_unique_id(kgem);
bo->delta = 0;
- bo->aperture_size = kgem_bo_aperture_size(kgem, bo);
DBG((" from active: pitch=%d, tiling=%d, handle=%d, id=%d\n",
bo->pitch, bo->tiling, bo->handle, bo->unique_id));
assert(bo->refcnt == 0);
@@ -1350,7 +1359,6 @@ skip_active_search:
bo->delta = 0;
bo->unique_id = kgem_get_unique_id(kgem);
- bo->aperture_size = kgem_bo_aperture_size(kgem, bo);
assert(bo->pitch);
DBG((" from inactive: pitch=%d, tiling=%d: handle=%d, id=%d\n",
bo->pitch, bo->tiling, bo->handle, bo->unique_id));
@@ -1379,7 +1387,6 @@ next_bo:
bo->pitch = pitch;
if (tiling != I915_TILING_NONE)
bo->tiling = gem_set_tiling(kgem->fd, handle, tiling, pitch);
- bo->aperture_size = kgem_bo_aperture_size(kgem, bo);
DBG((" new pitch=%d, tiling=%d, handle=%d, id=%d\n",
bo->pitch, bo->tiling, bo->handle, bo->unique_id));
@@ -1431,6 +1438,7 @@ bool kgem_check_bo_fenced(struct kgem *kgem, ...)
int num_fence = 0;
int num_exec = 0;
int size = 0;
+ int fenced_size = 0;
if (kgem->aperture > kgem->aperture_low)
return false;
@@ -1441,19 +1449,26 @@ bool kgem_check_bo_fenced(struct kgem *kgem, ...)
if (kgem->gen >= 40 || bo->tiling == I915_TILING_NONE)
continue;
- if ((bo->exec->flags & EXEC_OBJECT_NEEDS_FENCE) == 0)
+ if ((bo->exec->flags & EXEC_OBJECT_NEEDS_FENCE) == 0) {
+ fenced_size += kgem_bo_fenced_size(kgem, bo);
num_fence++;
+ }
continue;
}
size += bo->size;
num_exec++;
- if (kgem->gen < 40 && bo->tiling)
+ if (kgem->gen < 40 && bo->tiling) {
+ fenced_size += kgem_bo_fenced_size(kgem, bo);
num_fence++;
+ }
}
va_end(ap);
+ if (fenced_size + kgem->aperture_fenced > kgem->aperture_mappable)
+ return false;
+
if (size + kgem->aperture > kgem->aperture_high)
return false;
@@ -1501,6 +1516,8 @@ uint32_t kgem_add_reloc(struct kgem *kgem,
if (bo->tiling &&
(bo->exec->flags & EXEC_OBJECT_NEEDS_FENCE) == 0) {
assert(kgem->nfence < kgem->fence_max);
+ kgem->aperture_fenced +=
+ kgem_bo_fenced_size(kgem, bo);
kgem->nfence++;
}
bo->exec->flags |= EXEC_OBJECT_NEEDS_FENCE;
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-02 06:47:29 +0000