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authorChris Wilson <chris@chris-wilson.co.uk>2012-02-19 17:50:56 +0000
committerChris Wilson <chris@chris-wilson.co.uk>2012-02-19 17:50:56 +0000
commit7d147c7462ba183f5316e7e8dafeca62add6f97c (patch)
treef7886497f522a31f8c586335768ec506ea7057be
parent95391b7312147760d8da01fce68b8398aa8e4e2f (diff)
sna: Correct tile sizes for Y-tiling on i915g
128-byte Y-tiling wasn't introduced until the 945. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
-rw-r--r--src/sna/kgem.c23
1 files changed, 14 insertions, 9 deletions
diff --git a/src/sna/kgem.c b/src/sna/kgem.c
index f20a7bb1..f107f145 100644
--- a/src/sna/kgem.c
+++ b/src/sna/kgem.c
@@ -731,11 +731,16 @@ static uint32_t kgem_untiled_pitch(struct kgem *kgem,
void kgem_get_tile_size(struct kgem *kgem, int tiling,
int *tile_width, int *tile_height, int *tile_size)
{
- if (kgem->gen < 30) {
+ if (kgem->gen <= 30) {
if (tiling) {
*tile_width = 512;
- *tile_height = 16;
- *tile_size = 2048;
+ if (kgem->gen < 30) {
+ *tile_height = 16;
+ *tile_size = 2048;
+ } else {
+ *tile_height = 8;
+ *tile_size = 4096;
+ }
} else {
*tile_width = 1;
*tile_height = 1;
@@ -754,7 +759,7 @@ void kgem_get_tile_size(struct kgem *kgem, int tiling,
*tile_size = 4096;
break;
case I915_TILING_Y:
- *tile_width = kgem->gen <= 30 ? 512 : 128;
+ *tile_width = 128;
*tile_height = 32;
*tile_size = 4096;
break;
@@ -776,10 +781,10 @@ static uint32_t kgem_surface_size(struct kgem *kgem,
assert(width <= MAXSHORT);
assert(height <= MAXSHORT);
- if (kgem->gen < 30) {
+ if (kgem->gen <= 30) {
if (tiling) {
tile_width = 512;
- tile_height = 16;
+ tile_height = kgem->gen < 30 ? 16 : 8;
} else {
tile_width = scanout ? 64 : kgem->min_alignment;
tile_height = 2;
@@ -795,7 +800,7 @@ static uint32_t kgem_surface_size(struct kgem *kgem,
tile_height = 8;
break;
case I915_TILING_Y:
- tile_width = kgem->gen <= 30 ? 512 : 128;
+ tile_width = 128;
tile_height = 32;
break;
}
@@ -837,8 +842,8 @@ static uint32_t kgem_aligned_height(struct kgem *kgem,
{
uint32_t tile_height;
- if (kgem->gen < 30) {
- tile_height = tiling ? 16 : 2;
+ if (kgem->gen <= 30) {
+ tile_height = tiling ? kgem->gen < 30 ? 16 : 8 : 1;
} else switch (tiling) {
default:
case I915_TILING_NONE: