[Mesa-dev] [PATCH 02/15] gallium/radeon: add 32-bit address space heaps
Marek Olšák
maraeo at gmail.com
Sat Jan 6 11:12:39 UTC 2018
From: Marek Olšák <marek.olsak at amd.com>
---
src/gallium/drivers/radeon/radeon_winsys.h | 51 ++++++++++++++++++++++++++++--
1 file changed, 48 insertions(+), 3 deletions(-)
diff --git a/src/gallium/drivers/radeon/radeon_winsys.h b/src/gallium/drivers/radeon/radeon_winsys.h
index 49ef83b..9f274b4 100644
--- a/src/gallium/drivers/radeon/radeon_winsys.h
+++ b/src/gallium/drivers/radeon/radeon_winsys.h
@@ -46,20 +46,21 @@ enum radeon_bo_domain { /* bitfield */
RADEON_DOMAIN_VRAM_GTT = RADEON_DOMAIN_VRAM | RADEON_DOMAIN_GTT
};
enum radeon_bo_flag { /* bitfield */
RADEON_FLAG_GTT_WC = (1 << 0),
RADEON_FLAG_NO_CPU_ACCESS = (1 << 1),
RADEON_FLAG_NO_SUBALLOC = (1 << 2),
RADEON_FLAG_SPARSE = (1 << 3),
RADEON_FLAG_NO_INTERPROCESS_SHARING = (1 << 4),
RADEON_FLAG_READ_ONLY = (1 << 5),
+ RADEON_FLAG_32BIT = (1 << 6),
};
enum radeon_bo_usage { /* bitfield */
RADEON_USAGE_READ = 2,
RADEON_USAGE_WRITE = 4,
RADEON_USAGE_READWRITE = RADEON_USAGE_READ | RADEON_USAGE_WRITE,
/* The winsys ensures that the CS submission will be scheduled after
* previously flushed CSs referencing this BO in a conflicting way.
*/
@@ -648,37 +649,45 @@ static inline void radeon_emit(struct radeon_winsys_cs *cs, uint32_t value)
static inline void radeon_emit_array(struct radeon_winsys_cs *cs,
const uint32_t *values, unsigned count)
{
memcpy(cs->current.buf + cs->current.cdw, values, count * 4);
cs->current.cdw += count;
}
enum radeon_heap {
RADEON_HEAP_VRAM_NO_CPU_ACCESS,
RADEON_HEAP_VRAM_READ_ONLY,
+ RADEON_HEAP_VRAM_READ_ONLY_32BIT,
+ RADEON_HEAP_VRAM_32BIT,
RADEON_HEAP_VRAM,
RADEON_HEAP_GTT_WC,
RADEON_HEAP_GTT_WC_READ_ONLY,
+ RADEON_HEAP_GTT_WC_READ_ONLY_32BIT,
+ RADEON_HEAP_GTT_WC_32BIT,
RADEON_HEAP_GTT,
RADEON_MAX_SLAB_HEAPS,
RADEON_MAX_CACHED_HEAPS = RADEON_MAX_SLAB_HEAPS,
};
static inline enum radeon_bo_domain radeon_domain_from_heap(enum radeon_heap heap)
{
switch (heap) {
case RADEON_HEAP_VRAM_NO_CPU_ACCESS:
case RADEON_HEAP_VRAM_READ_ONLY:
+ case RADEON_HEAP_VRAM_READ_ONLY_32BIT:
+ case RADEON_HEAP_VRAM_32BIT:
case RADEON_HEAP_VRAM:
return RADEON_DOMAIN_VRAM;
case RADEON_HEAP_GTT_WC:
case RADEON_HEAP_GTT_WC_READ_ONLY:
+ case RADEON_HEAP_GTT_WC_READ_ONLY_32BIT:
+ case RADEON_HEAP_GTT_WC_32BIT:
case RADEON_HEAP_GTT:
return RADEON_DOMAIN_GTT;
default:
assert(0);
return (enum radeon_bo_domain)0;
}
}
static inline unsigned radeon_flags_from_heap(enum radeon_heap heap)
{
@@ -688,41 +697,56 @@ static inline unsigned radeon_flags_from_heap(enum radeon_heap heap)
switch (heap) {
case RADEON_HEAP_VRAM_NO_CPU_ACCESS:
return flags |
RADEON_FLAG_NO_CPU_ACCESS;
case RADEON_HEAP_VRAM_READ_ONLY:
case RADEON_HEAP_GTT_WC_READ_ONLY:
return flags |
RADEON_FLAG_READ_ONLY;
+ case RADEON_HEAP_VRAM_READ_ONLY_32BIT:
+ case RADEON_HEAP_GTT_WC_READ_ONLY_32BIT:
+ return flags |
+ RADEON_FLAG_READ_ONLY |
+ RADEON_FLAG_32BIT;
+
+ case RADEON_HEAP_VRAM_32BIT:
+ case RADEON_HEAP_GTT_WC_32BIT:
+ return flags |
+ RADEON_FLAG_32BIT;
+
case RADEON_HEAP_VRAM:
case RADEON_HEAP_GTT_WC:
case RADEON_HEAP_GTT:
default:
return flags;
}
}
/* The pb cache bucket is chosen to minimize pb_cache misses.
* It must be between 0 and 3 inclusive.
*/
static inline unsigned radeon_get_pb_cache_bucket_index(enum radeon_heap heap)
{
switch (heap) {
case RADEON_HEAP_VRAM_NO_CPU_ACCESS:
return 0;
case RADEON_HEAP_VRAM_READ_ONLY:
+ case RADEON_HEAP_VRAM_READ_ONLY_32BIT:
+ case RADEON_HEAP_VRAM_32BIT:
case RADEON_HEAP_VRAM:
return 1;
case RADEON_HEAP_GTT_WC:
case RADEON_HEAP_GTT_WC_READ_ONLY:
+ case RADEON_HEAP_GTT_WC_READ_ONLY_32BIT:
+ case RADEON_HEAP_GTT_WC_32BIT:
return 2;
case RADEON_HEAP_GTT:
default:
return 3;
}
}
/* Return the heap index for winsys allocators, or -1 on failure. */
static inline int radeon_get_heap_index(enum radeon_bo_domain domain,
enum radeon_bo_flag flags)
@@ -733,46 +757,67 @@ static inline int radeon_get_heap_index(enum radeon_bo_domain domain,
assert(!(flags & RADEON_FLAG_NO_CPU_ACCESS) || domain == RADEON_DOMAIN_VRAM);
/* Resources with interprocess sharing don't use any winsys allocators. */
if (!(flags & RADEON_FLAG_NO_INTERPROCESS_SHARING))
return -1;
/* Unsupported flags: NO_SUBALLOC, SPARSE. */
if (flags & ~(RADEON_FLAG_GTT_WC |
RADEON_FLAG_NO_CPU_ACCESS |
RADEON_FLAG_NO_INTERPROCESS_SHARING |
- RADEON_FLAG_READ_ONLY))
+ RADEON_FLAG_READ_ONLY |
+ RADEON_FLAG_32BIT))
return -1;
switch (domain) {
case RADEON_DOMAIN_VRAM:
- switch (flags & (RADEON_FLAG_NO_CPU_ACCESS | RADEON_FLAG_READ_ONLY)) {
+ switch (flags & (RADEON_FLAG_NO_CPU_ACCESS |
+ RADEON_FLAG_READ_ONLY |
+ RADEON_FLAG_32BIT)) {
+ case RADEON_FLAG_NO_CPU_ACCESS | RADEON_FLAG_READ_ONLY | RADEON_FLAG_32BIT:
case RADEON_FLAG_NO_CPU_ACCESS | RADEON_FLAG_READ_ONLY:
assert(!"NO_CPU_ACCESS | READ_ONLY doesn't make sense");
return -1;
+ case RADEON_FLAG_NO_CPU_ACCESS | RADEON_FLAG_32BIT:
+ assert(!"NO_CPU_ACCESS with 32BIT is disallowed");
+ return -1;
case RADEON_FLAG_NO_CPU_ACCESS:
return RADEON_HEAP_VRAM_NO_CPU_ACCESS;
+ case RADEON_FLAG_READ_ONLY | RADEON_FLAG_32BIT:
+ return RADEON_HEAP_VRAM_READ_ONLY_32BIT;
case RADEON_FLAG_READ_ONLY:
return RADEON_HEAP_VRAM_READ_ONLY;
+ case RADEON_FLAG_32BIT:
+ return RADEON_HEAP_VRAM_32BIT;
case 0:
return RADEON_HEAP_VRAM;
}
break;
case RADEON_DOMAIN_GTT:
- switch (flags & (RADEON_FLAG_GTT_WC | RADEON_FLAG_READ_ONLY)) {
+ switch (flags & (RADEON_FLAG_GTT_WC |
+ RADEON_FLAG_READ_ONLY |
+ RADEON_FLAG_32BIT)) {
+ case RADEON_FLAG_GTT_WC | RADEON_FLAG_READ_ONLY | RADEON_FLAG_32BIT:
+ return RADEON_HEAP_GTT_WC_READ_ONLY_32BIT;
case RADEON_FLAG_GTT_WC | RADEON_FLAG_READ_ONLY:
return RADEON_HEAP_GTT_WC_READ_ONLY;
+ case RADEON_FLAG_GTT_WC | RADEON_FLAG_32BIT:
+ return RADEON_HEAP_GTT_WC_32BIT;
case RADEON_FLAG_GTT_WC:
return RADEON_HEAP_GTT_WC;
+ case RADEON_FLAG_READ_ONLY | RADEON_FLAG_32BIT:
case RADEON_FLAG_READ_ONLY:
assert(!"READ_ONLY without WC is disallowed");
return -1;
+ case RADEON_FLAG_32BIT:
+ assert(!"32BIT without WC is disallowed");
+ return -1;
case 0:
return RADEON_HEAP_GTT;
}
break;
default:
break;
}
return -1;
}
--
2.7.4
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