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authorAlex Deucher <[email protected]>2014-04-18 13:03:37 -0400
committerAlex Deucher <[email protected]>2014-04-18 13:24:12 -0400
commit7489f3eedafbdad905158196873c8b3f5ccb546f (patch)
treea3af1d9986b734175bd7b655056ece1e4d1a57c6 /src
parentf770123f58b46459e8dbd27525162ee8ba89f30b (diff)
radeonsi: fix num banks selection on SI for dma setup (v2)
The number of banks varies based on the tile mode index just like CIK. Bug: https://bugs.freedesktop.org/show_bug.cgi?id=77533 v2: fix ordering for nbanks calculation for consistency Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/gallium/drivers/radeonsi/si_dma.c18
-rw-r--r--src/gallium/drivers/radeonsi/si_state.c24
-rw-r--r--src/gallium/drivers/radeonsi/si_state.h1
3 files changed, 19 insertions, 24 deletions
diff --git a/src/gallium/drivers/radeonsi/si_dma.c b/src/gallium/drivers/radeonsi/si_dma.c
index afe8a3ad1d5..97ea08b8f8f 100644
--- a/src/gallium/drivers/radeonsi/si_dma.c
+++ b/src/gallium/drivers/radeonsi/si_dma.c
@@ -45,21 +45,6 @@ static unsigned si_array_mode(unsigned mode)
}
}
-static uint32_t si_num_banks(uint32_t nbanks)
-{
- switch (nbanks) {
- case 2:
- return V_009910_ADDR_SURF_2_BANK;
- case 4:
- return V_009910_ADDR_SURF_4_BANK;
- case 8:
- default:
- return V_009910_ADDR_SURF_8_BANK;
- case 16:
- return V_009910_ADDR_SURF_16_BANK;
- }
-}
-
static uint32_t si_micro_tile_mode(struct si_screen *sscreen, unsigned tile_mode)
{
if (sscreen->b.info.si_tile_mode_array_valid) {
@@ -161,7 +146,6 @@ static void si_dma_copy_tile(struct si_context *ctx,
sub_cmd = SI_DMA_COPY_TILED;
lbpp = util_logbase2(bpp);
pitch_tile_max = ((pitch / bpp) / 8) - 1;
- nbanks = si_num_banks(ctx->screen->b.tiling_info.num_banks);
if (dst_mode == RADEON_SURF_MODE_LINEAR) {
/* T2L */
@@ -185,6 +169,7 @@ static void si_dma_copy_tile(struct si_context *ctx,
bank_h = cik_bank_wh(rsrc->surface.bankh);
bank_w = cik_bank_wh(rsrc->surface.bankw);
mt_aspect = cik_macro_tile_aspect(rsrc->surface.mtilea);
+ nbanks = cik_num_banks(sscreen, rsrc->surface.bpe, rsrc->surface.tile_split);
tile_split = cik_tile_split(rsrc->surface.tile_split);
tile_mode_index = si_tile_mode_index(rsrc, src_level,
util_format_has_stencil(util_format_description(src->format)));
@@ -212,6 +197,7 @@ static void si_dma_copy_tile(struct si_context *ctx,
bank_h = cik_bank_wh(rdst->surface.bankh);
bank_w = cik_bank_wh(rdst->surface.bankw);
mt_aspect = cik_macro_tile_aspect(rdst->surface.mtilea);
+ nbanks = cik_num_banks(sscreen, rdst->surface.bpe, rdst->surface.tile_split);
tile_split = cik_tile_split(rdst->surface.tile_split);
tile_mode_index = si_tile_mode_index(rdst, dst_level,
util_format_has_stencil(util_format_description(dst->format)));
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index ab9c4cc2834..211a6152e0c 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -47,23 +47,31 @@ static void si_init_atom(struct r600_atom *atom, struct r600_atom **list_elem,
*list_elem = atom;
}
-static uint32_t cik_num_banks(struct si_screen *sscreen, unsigned bpe, unsigned tile_split)
+uint32_t cik_num_banks(struct si_screen *sscreen, unsigned bpe, unsigned tile_split)
{
- if (sscreen->b.info.cik_macrotile_mode_array_valid) {
- unsigned index, tileb;
+ unsigned index, tileb;
- tileb = 8 * 8 * bpe;
- tileb = MIN2(tile_split, tileb);
+ tileb = 8 * 8 * bpe;
+ tileb = MIN2(tile_split, tileb);
- for (index = 0; tileb > 64; index++) {
- tileb >>= 1;
- }
+ for (index = 0; tileb > 64; index++) {
+ tileb >>= 1;
+ }
+ if ((sscreen->b.chip_class == CIK) &&
+ sscreen->b.info.cik_macrotile_mode_array_valid) {
assert(index < 16);
return (sscreen->b.info.cik_macrotile_mode_array[index] >> 6) & 0x3;
}
+ if ((sscreen->b.chip_class == SI) &&
+ sscreen->b.info.si_tile_mode_array_valid) {
+ assert(index < 16);
+
+ return (sscreen->b.info.si_tile_mode_array[index] >> 20) & 0x3;
+ }
+
/* The old way. */
switch (sscreen->b.tiling_info.num_banks) {
case 2:
diff --git a/src/gallium/drivers/radeonsi/si_state.h b/src/gallium/drivers/radeonsi/si_state.h
index c0806008e2f..0f37cd97162 100644
--- a/src/gallium/drivers/radeonsi/si_state.h
+++ b/src/gallium/drivers/radeonsi/si_state.h
@@ -233,6 +233,7 @@ unsigned cik_bank_wh(unsigned bankwh);
unsigned cik_db_pipe_config(struct si_screen *sscreen, unsigned tile_mode);
unsigned cik_macro_tile_aspect(unsigned macro_tile_aspect);
unsigned cik_tile_split(unsigned tile_split);
+uint32_t cik_num_banks(struct si_screen *sscreen, unsigned bpe, unsigned tile_split);
unsigned si_tile_mode_index(struct r600_texture *rtex, unsigned level, bool stencil);
/* si_state_draw.c */