#define I915_CACHELINE_SIZE 64
#define I915_CACHELINE_MASK (I915_CACHELINE_SIZE - 1)
-static const uint32_t render_target_formats[] = { DRM_FORMAT_ABGR8888, DRM_FORMAT_ARGB1555,
- DRM_FORMAT_ARGB8888, DRM_FORMAT_RGB565,
- DRM_FORMAT_XBGR2101010, DRM_FORMAT_XBGR8888,
- DRM_FORMAT_XRGB1555, DRM_FORMAT_XRGB2101010,
- DRM_FORMAT_XRGB8888, DRM_FORMAT_ARGB2101010 };
+static const uint32_t scanout_render_formats[] = { DRM_FORMAT_ABGR2101010, DRM_FORMAT_ABGR8888,
+ DRM_FORMAT_ARGB2101010, DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_RGB565, DRM_FORMAT_XBGR2101010,
+ DRM_FORMAT_XBGR8888, DRM_FORMAT_XRGB2101010,
+ DRM_FORMAT_XRGB8888 };
-static const uint32_t tileable_texture_source_formats[] = { DRM_FORMAT_GR88, DRM_FORMAT_R8,
- DRM_FORMAT_UYVY, DRM_FORMAT_YUYV };
+static const uint32_t render_formats[] = { DRM_FORMAT_ABGR16161616F };
-static const uint32_t texture_source_formats[] = { DRM_FORMAT_YVU420, DRM_FORMAT_YVU420_ANDROID,
- DRM_FORMAT_NV12, DRM_FORMAT_P010 };
+static const uint32_t texture_only_formats[] = { DRM_FORMAT_R8, DRM_FORMAT_NV12, DRM_FORMAT_P010,
+ DRM_FORMAT_YVU420, DRM_FORMAT_YVU420_ANDROID };
+
+static const uint64_t gen_modifier_order[] = { I915_FORMAT_MOD_Y_TILED, I915_FORMAT_MOD_X_TILED,
+ DRM_FORMAT_MOD_LINEAR };
+
+static const uint64_t gen11_modifier_order[] = { I915_FORMAT_MOD_Y_TILED_CCS,
+ I915_FORMAT_MOD_Y_TILED, I915_FORMAT_MOD_X_TILED,
+ DRM_FORMAT_MOD_LINEAR };
+
+struct modifier_support_t {
+ const uint64_t *order;
+ uint32_t count;
+};
struct i915_device {
uint32_t gen;
int32_t has_llc;
+ struct modifier_support_t modifier;
};
static uint32_t i915_get_gen(int device_id)
{
const uint16_t gen3_ids[] = { 0x2582, 0x2592, 0x2772, 0x27A2, 0x27AE,
0x29C2, 0x29B2, 0x29D2, 0xA001, 0xA011 };
+ const uint16_t gen11_ids[] = { 0x4E71, 0x4E61, 0x4E51, 0x4E55, 0x4E57 };
+
unsigned i;
for (i = 0; i < ARRAY_SIZE(gen3_ids); i++)
if (gen3_ids[i] == device_id)
return 3;
+ /* Gen 11 */
+ for (i = 0; i < ARRAY_SIZE(gen11_ids); i++)
+ if (gen11_ids[i] == device_id)
+ return 11;
return 4;
}
-/*
- * We allow allocation of ARGB formats for SCANOUT if the corresponding XRGB
- * formats supports it. It's up to the caller (chrome ozone) to ultimately not
- * scan out ARGB if the display controller only supports XRGB, but we'll allow
- * the allocation of the bo here.
- */
-static bool format_compatible(const struct combination *combo, uint32_t format)
+static void i915_get_modifier_order(struct i915_device *i915)
{
- if (combo->format == format)
- return true;
-
- switch (format) {
- case DRM_FORMAT_XRGB8888:
- return combo->format == DRM_FORMAT_ARGB8888;
- case DRM_FORMAT_XBGR8888:
- return combo->format == DRM_FORMAT_ABGR8888;
- case DRM_FORMAT_RGBX8888:
- return combo->format == DRM_FORMAT_RGBA8888;
- case DRM_FORMAT_BGRX8888:
- return combo->format == DRM_FORMAT_BGRA8888;
- default:
- return false;
+ if (i915->gen == 11) {
+ i915->modifier.order = gen11_modifier_order;
+ i915->modifier.count = ARRAY_SIZE(gen11_modifier_order);
+ } else {
+ i915->modifier.order = gen_modifier_order;
+ i915->modifier.count = ARRAY_SIZE(gen_modifier_order);
}
}
-static int i915_add_kms_item(struct driver *drv, const struct kms_item *item)
+static uint64_t unset_flags(uint64_t current_flags, uint64_t mask)
{
- uint32_t i;
- struct combination *combo;
-
- /*
- * Older hardware can't scanout Y-tiled formats. Newer devices can, and
- * report this functionality via format modifiers.
- */
- for (i = 0; i < drv_array_size(drv->combos); i++) {
- combo = (struct combination *)drv_array_at_idx(drv->combos, i);
- if (!format_compatible(combo, item->format))
- continue;
-
- if (item->modifier == DRM_FORMAT_MOD_LINEAR &&
- combo->metadata.tiling == I915_TILING_X) {
- /*
- * FIXME: drv_query_kms() does not report the available modifiers
- * yet, but we know that all hardware can scanout from X-tiled
- * buffers, so let's add this to our combinations, except for
- * cursor, which must not be tiled.
- */
- combo->use_flags |= item->use_flags & ~BO_USE_CURSOR;
- }
-
- /* If we can scanout NV12, we support all tiling modes. */
- if (item->format == DRM_FORMAT_NV12)
- combo->use_flags |= item->use_flags;
-
- if (combo->metadata.modifier == item->modifier)
- combo->use_flags |= item->use_flags;
- }
-
- return 0;
+ uint64_t value = current_flags & ~mask;
+ return value;
}
static int i915_add_combinations(struct driver *drv)
{
- int ret;
- uint32_t i;
- struct drv_array *kms_items;
struct format_metadata metadata;
- uint64_t render_use_flags, texture_use_flags;
+ uint64_t render, scanout_and_render, texture_only;
- render_use_flags = BO_USE_RENDER_MASK;
- texture_use_flags = BO_USE_TEXTURE_MASK;
+ scanout_and_render = BO_USE_RENDER_MASK | BO_USE_SCANOUT;
+ render = BO_USE_RENDER_MASK;
+ texture_only = BO_USE_TEXTURE_MASK;
+ uint64_t linear_mask = BO_USE_RENDERSCRIPT | BO_USE_LINEAR | BO_USE_PROTECTED |
+ BO_USE_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN;
metadata.tiling = I915_TILING_NONE;
metadata.priority = 1;
metadata.modifier = DRM_FORMAT_MOD_LINEAR;
- drv_add_combinations(drv, render_target_formats, ARRAY_SIZE(render_target_formats),
- &metadata, render_use_flags);
-
- drv_add_combinations(drv, texture_source_formats, ARRAY_SIZE(texture_source_formats),
- &metadata, texture_use_flags);
+ drv_add_combinations(drv, scanout_render_formats, ARRAY_SIZE(scanout_render_formats),
+ &metadata, scanout_and_render);
- drv_add_combinations(drv, tileable_texture_source_formats,
- ARRAY_SIZE(tileable_texture_source_formats), &metadata,
- texture_use_flags);
+ drv_add_combinations(drv, render_formats, ARRAY_SIZE(render_formats), &metadata, render);
- /* Android CTS tests require this. */
- drv_add_combination(drv, DRM_FORMAT_BGR888, &metadata, BO_USE_SW_MASK);
+ drv_add_combinations(drv, texture_only_formats, ARRAY_SIZE(texture_only_formats), &metadata,
+ texture_only);
- drv_modify_combination(drv, DRM_FORMAT_XRGB8888, &metadata, BO_USE_CURSOR | BO_USE_SCANOUT);
- drv_modify_combination(drv, DRM_FORMAT_ARGB8888, &metadata, BO_USE_CURSOR | BO_USE_SCANOUT);
+ drv_modify_linear_combinations(drv);
+ /* NV12 format for camera, display, decoding and encoding. */
/* IPU3 camera ISP supports only NV12 output. */
drv_modify_combination(drv, DRM_FORMAT_NV12, &metadata,
- BO_USE_CAMERA_READ | BO_USE_CAMERA_WRITE);
+ BO_USE_CAMERA_READ | BO_USE_CAMERA_WRITE | BO_USE_SCANOUT |
+ BO_USE_HW_VIDEO_DECODER | BO_USE_HW_VIDEO_ENCODER);
+
+ /* Android CTS tests require this. */
+ drv_add_combination(drv, DRM_FORMAT_BGR888, &metadata, BO_USE_SW_MASK);
+
/*
* R8 format is used for Android's HAL_PIXEL_FORMAT_BLOB and is used for JPEG snapshots
- * from camera.
+ * from camera and input/output from hardware decoder/encoder.
*/
drv_modify_combination(drv, DRM_FORMAT_R8, &metadata,
- BO_USE_CAMERA_READ | BO_USE_CAMERA_WRITE);
+ BO_USE_CAMERA_READ | BO_USE_CAMERA_WRITE | BO_USE_HW_VIDEO_DECODER |
+ BO_USE_HW_VIDEO_ENCODER);
- render_use_flags &= ~BO_USE_RENDERSCRIPT;
- render_use_flags &= ~BO_USE_SW_WRITE_OFTEN;
- render_use_flags &= ~BO_USE_SW_READ_OFTEN;
- render_use_flags &= ~BO_USE_LINEAR;
- render_use_flags &= ~BO_USE_PROTECTED;
-
- texture_use_flags &= ~BO_USE_RENDERSCRIPT;
- texture_use_flags &= ~BO_USE_SW_WRITE_OFTEN;
- texture_use_flags &= ~BO_USE_SW_READ_OFTEN;
- texture_use_flags &= ~BO_USE_LINEAR;
- texture_use_flags &= ~BO_USE_PROTECTED;
+ render = unset_flags(render, linear_mask);
+ scanout_and_render = unset_flags(scanout_and_render, linear_mask);
metadata.tiling = I915_TILING_X;
metadata.priority = 2;
metadata.modifier = I915_FORMAT_MOD_X_TILED;
- drv_add_combinations(drv, render_target_formats, ARRAY_SIZE(render_target_formats),
- &metadata, render_use_flags);
-
- drv_add_combinations(drv, tileable_texture_source_formats,
- ARRAY_SIZE(tileable_texture_source_formats), &metadata,
- texture_use_flags);
+ drv_add_combinations(drv, render_formats, ARRAY_SIZE(render_formats), &metadata, render);
+ drv_add_combinations(drv, scanout_render_formats, ARRAY_SIZE(scanout_render_formats),
+ &metadata, scanout_and_render);
metadata.tiling = I915_TILING_Y;
metadata.priority = 3;
metadata.modifier = I915_FORMAT_MOD_Y_TILED;
- drv_add_combinations(drv, render_target_formats, ARRAY_SIZE(render_target_formats),
- &metadata, render_use_flags);
-
- drv_add_combinations(drv, tileable_texture_source_formats,
- ARRAY_SIZE(tileable_texture_source_formats), &metadata,
- texture_use_flags);
-
- /* Support y-tiled NV12 and P010 for libva */
+ scanout_and_render =
+ unset_flags(scanout_and_render, BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY);
+/* Support y-tiled NV12 and P010 for libva */
+#ifdef I915_SCANOUT_Y_TILED
+ drv_add_combination(drv, DRM_FORMAT_NV12, &metadata,
+ BO_USE_TEXTURE | BO_USE_HW_VIDEO_DECODER | BO_USE_SCANOUT);
+#else
drv_add_combination(drv, DRM_FORMAT_NV12, &metadata,
BO_USE_TEXTURE | BO_USE_HW_VIDEO_DECODER);
+#endif
+ scanout_and_render = unset_flags(scanout_and_render, BO_USE_SCANOUT);
drv_add_combination(drv, DRM_FORMAT_P010, &metadata,
BO_USE_TEXTURE | BO_USE_HW_VIDEO_DECODER);
- kms_items = drv_query_kms(drv);
- if (!kms_items)
- return 0;
-
- for (i = 0; i < drv_array_size(kms_items); i++) {
- ret = i915_add_kms_item(drv, (struct kms_item *)drv_array_at_idx(kms_items, i));
- if (ret) {
- drv_array_destroy(kms_items);
- return ret;
- }
- }
-
- drv_array_destroy(kms_items);
+ drv_add_combinations(drv, render_formats, ARRAY_SIZE(render_formats), &metadata, render);
+ drv_add_combinations(drv, scanout_render_formats, ARRAY_SIZE(scanout_render_formats),
+ &metadata, scanout_and_render);
return 0;
}
break;
}
- *aligned_height = ALIGN(bo->height, vertical_alignment);
+ *aligned_height = ALIGN(*aligned_height, vertical_alignment);
if (i915->gen > 3) {
*stride = ALIGN(*stride, horizontal_alignment);
} else {
}
i915->gen = i915_get_gen(device_id);
+ i915_get_modifier_order(i915);
memset(&get_param, 0, sizeof(get_param));
get_param.param = I915_PARAM_HAS_LLC;
uint32_t stride = drv_stride_from_format(format, width, plane);
uint32_t plane_height = drv_height_from_format(format, height, plane);
- if (bo->tiling != I915_TILING_NONE)
+ if (bo->meta.tiling != I915_TILING_NONE)
assert(IS_ALIGNED(offset, pagesize));
- ret = i915_align_dimensions(bo, bo->tiling, &stride, &plane_height);
+ ret = i915_align_dimensions(bo, bo->meta.tiling, &stride, &plane_height);
if (ret)
return ret;
- bo->strides[plane] = stride;
- bo->sizes[plane] = stride * plane_height;
- bo->offsets[plane] = offset;
- offset += bo->sizes[plane];
+ bo->meta.strides[plane] = stride;
+ bo->meta.sizes[plane] = stride * plane_height;
+ bo->meta.offsets[plane] = offset;
+ offset += bo->meta.sizes[plane];
}
- bo->total_size = ALIGN(offset, pagesize);
+ bo->meta.total_size = ALIGN(offset, pagesize);
return 0;
}
-static int i915_bo_create_for_modifier(struct bo *bo, uint32_t width, uint32_t height,
- uint32_t format, uint64_t modifier)
+static int i915_bo_compute_metadata(struct bo *bo, uint32_t width, uint32_t height, uint32_t format,
+ uint64_t use_flags, const uint64_t *modifiers, uint32_t count)
{
- int ret;
- size_t plane;
- struct drm_i915_gem_create gem_create;
- struct drm_i915_gem_set_tiling gem_set_tiling;
+ uint64_t modifier;
+ struct i915_device *i915 = bo->drv->priv;
+ bool huge_bo = (i915->gen <= 11) && (width > 4096);
+
+ if (modifiers) {
+ modifier =
+ drv_pick_modifier(modifiers, count, i915->modifier.order, i915->modifier.count);
+ } else {
+ struct combination *combo = drv_get_combination(bo->drv, format, use_flags);
+ if (!combo)
+ return -EINVAL;
+ modifier = combo->metadata.modifier;
+ }
+
+ /*
+ * i915 only supports linear/x-tiled above 4096 wide
+ */
+ if (huge_bo && modifier != I915_FORMAT_MOD_X_TILED && modifier != DRM_FORMAT_MOD_LINEAR) {
+ uint32_t i;
+ for (i = 0; modifiers && i < count; i++) {
+ if (modifiers[i] == I915_FORMAT_MOD_X_TILED)
+ break;
+ }
+ if (i == count)
+ modifier = DRM_FORMAT_MOD_LINEAR;
+ else
+ modifier = I915_FORMAT_MOD_X_TILED;
+ }
switch (modifier) {
case DRM_FORMAT_MOD_LINEAR:
- bo->tiling = I915_TILING_NONE;
+ bo->meta.tiling = I915_TILING_NONE;
break;
case I915_FORMAT_MOD_X_TILED:
- bo->tiling = I915_TILING_X;
+ bo->meta.tiling = I915_TILING_X;
break;
case I915_FORMAT_MOD_Y_TILED:
case I915_FORMAT_MOD_Y_TILED_CCS:
- bo->tiling = I915_TILING_Y;
+ bo->meta.tiling = I915_TILING_Y;
break;
}
- bo->format_modifiers[0] = modifier;
+ bo->meta.format_modifiers[0] = modifier;
if (format == DRM_FORMAT_YVU420_ANDROID) {
/*
uint32_t size = width_in_tiles * height_in_tiles * 4096;
uint32_t offset = 0;
- bo->strides[0] = width_in_tiles * 128;
- bo->sizes[0] = size;
- bo->offsets[0] = offset;
+ bo->meta.strides[0] = width_in_tiles * 128;
+ bo->meta.sizes[0] = size;
+ bo->meta.offsets[0] = offset;
offset += size;
/*
* already a multiple of 4096, which is the required alignment
* of the CCS.
*/
- bo->strides[1] = ccs_width_in_tiles * 128;
- bo->sizes[1] = ccs_size;
- bo->offsets[1] = offset;
+ bo->meta.strides[1] = ccs_width_in_tiles * 128;
+ bo->meta.sizes[1] = ccs_size;
+ bo->meta.offsets[1] = offset;
offset += ccs_size;
- bo->num_planes = 2;
- bo->total_size = offset;
+ bo->meta.num_planes = 2;
+ bo->meta.total_size = offset;
} else {
i915_bo_from_format(bo, width, height, format);
}
+ return 0;
+}
+
+static int i915_bo_create_from_metadata(struct bo *bo)
+{
+ int ret;
+ size_t plane;
+ struct drm_i915_gem_create gem_create;
+ struct drm_i915_gem_set_tiling gem_set_tiling;
memset(&gem_create, 0, sizeof(gem_create));
- gem_create.size = bo->total_size;
+ gem_create.size = bo->meta.total_size;
ret = drmIoctl(bo->drv->fd, DRM_IOCTL_I915_GEM_CREATE, &gem_create);
if (ret) {
return -errno;
}
- for (plane = 0; plane < bo->num_planes; plane++)
+ for (plane = 0; plane < bo->meta.num_planes; plane++)
bo->handles[plane].u32 = gem_create.handle;
memset(&gem_set_tiling, 0, sizeof(gem_set_tiling));
gem_set_tiling.handle = bo->handles[0].u32;
- gem_set_tiling.tiling_mode = bo->tiling;
- gem_set_tiling.stride = bo->strides[0];
+ gem_set_tiling.tiling_mode = bo->meta.tiling;
+ gem_set_tiling.stride = bo->meta.strides[0];
ret = drmIoctl(bo->drv->fd, DRM_IOCTL_I915_GEM_SET_TILING, &gem_set_tiling);
if (ret) {
return 0;
}
-static int i915_bo_create(struct bo *bo, uint32_t width, uint32_t height, uint32_t format,
- uint64_t use_flags)
-{
- struct combination *combo;
-
- combo = drv_get_combination(bo->drv, format, use_flags);
- if (!combo)
- return -EINVAL;
-
- return i915_bo_create_for_modifier(bo, width, height, format, combo->metadata.modifier);
-}
-
-static int i915_bo_create_with_modifiers(struct bo *bo, uint32_t width, uint32_t height,
- uint32_t format, const uint64_t *modifiers, uint32_t count)
-{
- static const uint64_t modifier_order[] = {
- I915_FORMAT_MOD_Y_TILED_CCS,
- I915_FORMAT_MOD_Y_TILED,
- I915_FORMAT_MOD_X_TILED,
- DRM_FORMAT_MOD_LINEAR,
- };
- uint64_t modifier;
-
- modifier = drv_pick_modifier(modifiers, count, modifier_order, ARRAY_SIZE(modifier_order));
-
- return i915_bo_create_for_modifier(bo, width, height, format, modifier);
-}
-
static void i915_close(struct driver *drv)
{
free(drv->priv);
return ret;
}
- bo->tiling = gem_get_tiling.tiling_mode;
+ bo->meta.tiling = gem_get_tiling.tiling_mode;
return 0;
}
int ret;
void *addr;
- if (bo->format_modifiers[0] == I915_FORMAT_MOD_Y_TILED_CCS)
+ if (bo->meta.format_modifiers[0] == I915_FORMAT_MOD_Y_TILED_CCS)
return MAP_FAILED;
- if (bo->tiling == I915_TILING_NONE) {
+ if (bo->meta.tiling == I915_TILING_NONE) {
struct drm_i915_gem_mmap gem_map;
memset(&gem_map, 0, sizeof(gem_map));
* For now, care must be taken not to use WC mappings for
* Renderscript and camera use cases, as they're
* performance-sensitive. */
- if ((bo->use_flags & BO_USE_SCANOUT) &&
- !(bo->use_flags &
+ if ((bo->meta.use_flags & BO_USE_SCANOUT) &&
+ !(bo->meta.use_flags &
(BO_USE_RENDERSCRIPT | BO_USE_CAMERA_READ | BO_USE_CAMERA_WRITE)))
gem_map.flags = I915_MMAP_WC;
gem_map.handle = bo->handles[0].u32;
gem_map.offset = 0;
- gem_map.size = bo->total_size;
+ gem_map.size = bo->meta.total_size;
ret = drmIoctl(bo->drv->fd, DRM_IOCTL_I915_GEM_MMAP, &gem_map);
if (ret) {
return MAP_FAILED;
}
- addr = mmap(0, bo->total_size, drv_get_prot(map_flags), MAP_SHARED, bo->drv->fd,
- gem_map.offset);
+ addr = mmap(0, bo->meta.total_size, drv_get_prot(map_flags), MAP_SHARED,
+ bo->drv->fd, gem_map.offset);
}
if (addr == MAP_FAILED) {
return addr;
}
- vma->length = bo->total_size;
+ vma->length = bo->meta.total_size;
return addr;
}
memset(&set_domain, 0, sizeof(set_domain));
set_domain.handle = bo->handles[0].u32;
- if (bo->tiling == I915_TILING_NONE) {
+ if (bo->meta.tiling == I915_TILING_NONE) {
set_domain.read_domains = I915_GEM_DOMAIN_CPU;
if (mapping->vma->map_flags & BO_MAP_WRITE)
set_domain.write_domain = I915_GEM_DOMAIN_CPU;
static int i915_bo_flush(struct bo *bo, struct mapping *mapping)
{
struct i915_device *i915 = bo->drv->priv;
- if (!i915->has_llc && bo->tiling == I915_TILING_NONE)
+ if (!i915->has_llc && bo->meta.tiling == I915_TILING_NONE)
i915_clflush(mapping->vma->addr, mapping->vma->length);
return 0;
.name = "i915",
.init = i915_init,
.close = i915_close,
- .bo_create = i915_bo_create,
- .bo_create_with_modifiers = i915_bo_create_with_modifiers,
+ .bo_compute_metadata = i915_bo_compute_metadata,
+ .bo_create_from_metadata = i915_bo_create_from_metadata,
.bo_destroy = drv_gem_bo_destroy,
.bo_import = i915_bo_import,
.bo_map = i915_bo_map,
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