*/
static uint32_t
brw_miptree_choose_tiling(struct brw_context *brw,
- enum intel_miptree_tiling_mode requested,
- const struct intel_mipmap_tree *mt)
+ const struct intel_mipmap_tree *mt,
+ uint32_t layout_flags)
{
if (mt->format == MESA_FORMAT_S_UINT8) {
/* The stencil buffer is W tiled. However, we request from the kernel a
return I915_TILING_NONE;
}
+ /* Do not support changing the tiling for miptrees with pre-allocated BOs. */
+ assert((layout_flags & MIPTREE_LAYOUT_FOR_BO) == 0);
+
/* Some usages may want only one type of tiling, like depth miptrees (Y
* tiled), or temporary BOs for uploading data once (linear).
*/
- switch (requested) {
- case INTEL_MIPTREE_TILING_ANY:
+ switch (layout_flags & MIPTREE_LAYOUT_ALLOC_ANY_TILED) {
+ case MIPTREE_LAYOUT_ALLOC_ANY_TILED:
break;
- case INTEL_MIPTREE_TILING_Y:
+ case MIPTREE_LAYOUT_ALLOC_YTILED:
return I915_TILING_Y;
- case INTEL_MIPTREE_TILING_NONE:
+ case MIPTREE_LAYOUT_ALLOC_LINEAR:
return I915_TILING_NONE;
}
void
brw_miptree_layout(struct brw_context *brw,
struct intel_mipmap_tree *mt,
- enum intel_miptree_tiling_mode requested,
uint32_t layout_flags)
{
const unsigned bpp = mt->cpp * 8;
!(layout_flags & MIPTREE_LAYOUT_FOR_BO) &&
!mt->compressed &&
_mesa_is_format_color_format(mt->format) &&
- (requested == INTEL_MIPTREE_TILING_Y ||
- requested == INTEL_MIPTREE_TILING_ANY) &&
+ (layout_flags & MIPTREE_LAYOUT_ALLOC_YTILED) &&
(bpp && is_power_of_two(bpp)) &&
/* FIXME: To avoid piglit regressions keep the Yf/Ys tiling
* disabled at the moment.
if (layout_flags & MIPTREE_LAYOUT_FOR_BO)
break;
- mt->tiling = brw_miptree_choose_tiling(brw, requested, mt);
+ mt->tiling = brw_miptree_choose_tiling(brw, mt, layout_flags);
if (is_tr_mode_yf_ys_allowed) {
if (intel_miptree_can_use_tr_mode(mt))
break;
struct intel_mipmap_tree *new_mt;
int width, height, depth;
+ uint32_t layout_flags = MIPTREE_LAYOUT_ACCELERATED_UPLOAD |
+ MIPTREE_LAYOUT_ALLOC_ANY_TILED;
+
intel_miptree_get_dimensions_for_image(rb->TexImage, &width, &height, &depth);
new_mt = intel_miptree_create(brw, rb->TexImage->TexObject->Target,
intel_image->base.Base.Level,
width, height, depth,
irb->mt->num_samples,
- INTEL_MIPTREE_TILING_ANY,
- MIPTREE_LAYOUT_ACCELERATED_UPLOAD);
+ layout_flags);
if (intel_miptree_wants_hiz_buffer(brw, new_mt)) {
intel_miptree_alloc_hiz(brw, new_mt);
GLuint height0,
GLuint depth0,
GLuint num_samples,
- enum intel_miptree_tiling_mode requested,
uint32_t layout_flags)
{
struct intel_mipmap_tree *mt = calloc(sizeof(*mt), 1);
(brw->has_separate_stencil &&
intel_miptree_wants_hiz_buffer(brw, mt)))) {
uint32_t stencil_flags = MIPTREE_LAYOUT_ACCELERATED_UPLOAD;
- if (brw->gen == 6)
- stencil_flags |= MIPTREE_LAYOUT_FORCE_ALL_SLICE_AT_LOD;
+ if (brw->gen == 6) {
+ stencil_flags |= MIPTREE_LAYOUT_FORCE_ALL_SLICE_AT_LOD |
+ MIPTREE_LAYOUT_ALLOC_ANY_TILED;
+ }
mt->stencil_mt = intel_miptree_create(brw,
mt->target,
mt->logical_height0,
mt->logical_depth0,
num_samples,
- INTEL_MIPTREE_TILING_ANY,
stencil_flags);
if (!mt->stencil_mt) {
assert((layout_flags & MIPTREE_LAYOUT_FORCE_HALIGN16) == 0);
}
- brw_miptree_layout(brw, mt, requested, layout_flags);
+ brw_miptree_layout(brw, mt, layout_flags);
if (mt->disable_aux_buffers)
assert(mt->msaa_layout != INTEL_MSAA_LAYOUT_CMS);
GLuint height0,
GLuint depth0,
GLuint num_samples,
- enum intel_miptree_tiling_mode requested_tiling,
uint32_t layout_flags)
{
struct intel_mipmap_tree *mt;
mt = intel_miptree_create_layout(brw, target, format,
first_level, last_level, width0,
height0, depth0, num_samples,
- requested_tiling, layout_flags);
+ layout_flags);
/*
* pitch == 0 || height == 0 indicates the null texture
*/
target = depth > 1 ? GL_TEXTURE_2D_ARRAY : GL_TEXTURE_2D;
- /* 'requested' parameter of intel_miptree_create_layout() is relevant
- * only for non bo miptree. Tiling for bo is already computed above.
- * So, the tiling requested (INTEL_MIPTREE_TILING_ANY) below is
- * just a place holder and will not make any change to the miptree
- * tiling format.
+ /* The BO already has a tiling format and we shouldn't confuse the lower
+ * layers by making it try to find a tiling format again.
*/
+ assert((layout_flags & MIPTREE_LAYOUT_ALLOC_ANY_TILED) == 0);
+ assert((layout_flags & MIPTREE_LAYOUT_ALLOC_LINEAR) == 0);
+
layout_flags |= MIPTREE_LAYOUT_FOR_BO;
mt = intel_miptree_create_layout(brw, target, format,
0, 0,
width, height, depth, 0,
- INTEL_MIPTREE_TILING_ANY,
layout_flags);
if (!mt)
return NULL;
uint32_t depth = 1;
bool ok;
GLenum target = num_samples > 1 ? GL_TEXTURE_2D_MULTISAMPLE : GL_TEXTURE_2D;
+ const uint32_t layout_flags = MIPTREE_LAYOUT_ACCELERATED_UPLOAD |
+ MIPTREE_LAYOUT_ALLOC_ANY_TILED;
+
mt = intel_miptree_create(brw, target, format, 0, 0,
width, height, depth, num_samples,
- INTEL_MIPTREE_TILING_ANY,
- MIPTREE_LAYOUT_ACCELERATED_UPLOAD);
+ layout_flags);
if (!mt)
goto fail;
*
* "The MCS surface must be stored as Tile Y."
*/
+ const uint32_t mcs_flags = MIPTREE_LAYOUT_ACCELERATED_UPLOAD |
+ MIPTREE_LAYOUT_ALLOC_YTILED;
mt->mcs_mt = intel_miptree_create(brw,
mt->target,
format,
mt->logical_height0,
mt->logical_depth0,
0 /* num_samples */,
- INTEL_MIPTREE_TILING_Y,
- MIPTREE_LAYOUT_ACCELERATED_UPLOAD);
+ mcs_flags);
/* From the Ivy Bridge PRM, Vol 2 Part 1 p326:
*
unsigned mcs_height =
ALIGN(mt->logical_height0, height_divisor) / height_divisor;
assert(mt->logical_depth0 == 1);
- uint32_t layout_flags = MIPTREE_LAYOUT_ACCELERATED_UPLOAD;
- if (brw->gen >= 8)
+ uint32_t layout_flags = MIPTREE_LAYOUT_ACCELERATED_UPLOAD |
+ MIPTREE_LAYOUT_ALLOC_YTILED;
+ if (brw->gen >= 8) {
layout_flags |= MIPTREE_LAYOUT_FORCE_HALIGN16;
+ }
mt->mcs_mt = intel_miptree_create(brw,
mt->target,
format,
mcs_height,
mt->logical_depth0,
0 /* num_samples */,
- INTEL_MIPTREE_TILING_Y,
layout_flags);
return mt->mcs_mt;
if (!buf)
return NULL;
+ layout_flags |= MIPTREE_LAYOUT_ALLOC_ANY_TILED;
buf->mt = intel_miptree_create(brw,
mt->target,
mt->format,
mt->logical_height0,
mt->logical_depth0,
mt->num_samples,
- INTEL_MIPTREE_TILING_ANY,
layout_flags);
if (!buf->mt) {
free(buf);
map->mt = intel_miptree_create(brw, GL_TEXTURE_2D, mt->format,
0, 0,
map->w, map->h, 1,
- 0, INTEL_MIPTREE_TILING_NONE, 0);
+ 0, 0);
if (!map->mt) {
fprintf(stderr, "Failed to allocate blit temporary\n");
GLuint refcount;
};
-enum intel_miptree_tiling_mode {
- INTEL_MIPTREE_TILING_ANY,
- INTEL_MIPTREE_TILING_Y,
- INTEL_MIPTREE_TILING_NONE,
-};
-
void
intel_get_non_msrt_mcs_alignment(struct brw_context *brw,
struct intel_mipmap_tree *mt,
MIPTREE_LAYOUT_FOR_BO = 1 << 2,
MIPTREE_LAYOUT_DISABLE_AUX = 1 << 3,
MIPTREE_LAYOUT_FORCE_HALIGN16 = 1 << 4,
+
+ MIPTREE_LAYOUT_ALLOC_YTILED = 1 << 5,
+ MIPTREE_LAYOUT_ALLOC_XTILED = 1 << 6,
+ MIPTREE_LAYOUT_ALLOC_LINEAR = 1 << 7,
};
+#define MIPTREE_LAYOUT_ALLOC_ANY_TILED (MIPTREE_LAYOUT_ALLOC_YTILED | \
+ MIPTREE_LAYOUT_ALLOC_XTILED)
+
struct intel_mipmap_tree *intel_miptree_create(struct brw_context *brw,
GLenum target,
mesa_format format,
GLuint height0,
GLuint depth0,
GLuint num_samples,
- enum intel_miptree_tiling_mode,
uint32_t flags);
struct intel_mipmap_tree *
void
brw_miptree_layout(struct brw_context *brw,
struct intel_mipmap_tree *mt,
- enum intel_miptree_tiling_mode requested,
uint32_t layout_flags);
void *intel_miptree_map_raw(struct brw_context *brw,
0, levels - 1,
width, height, depth,
num_samples,
- INTEL_MIPTREE_TILING_ANY, 0);
+ MIPTREE_LAYOUT_ALLOC_ANY_TILED);
if (intel_texobj->mt == NULL) {
return false;
height,
depth,
intelImage->base.Base.NumSamples,
- INTEL_MIPTREE_TILING_ANY,
- layout_flags);
+ layout_flags | MIPTREE_LAYOUT_ALLOC_ANY_TILED);
}
static void
_mesa_get_format_name(firstImage->base.Base.TexFormat),
width, height, depth, validate_last_level + 1);
+ const uint32_t layout_flags = MIPTREE_LAYOUT_ACCELERATED_UPLOAD |
+ MIPTREE_LAYOUT_ALLOC_ANY_TILED;
intelObj->mt = intel_miptree_create(brw,
intelObj->base.Target,
firstImage->base.Base.TexFormat,
height,
depth,
0 /* num_samples */,
- INTEL_MIPTREE_TILING_ANY,
- MIPTREE_LAYOUT_ACCELERATED_UPLOAD);
+ layout_flags);
if (!intelObj->mt)
return false;
}