diff options
| author | Wladimir J. van der Laan <[email protected]> | 2017-11-18 10:44:25 +0100 |
|---|---|---|
| committer | Lucas Stach <[email protected]> | 2017-11-22 14:42:06 +0100 |
| commit | 9f162fa10749fe4ed3dd59d320852e1476420be6 (patch) | |
| tree | 3b5d04ec69e87143dcf173974bdcfb7a96bfb03b /src/gallium/drivers/etnaviv | |
| parent | 391c958f082ebb322cddef7d74c103a69da62cb5 (diff) | |
etnaviv: Put HALTI level in specs
The HALTI level is an indication of the gross architecture of the GPU.
It determines for significant part what feature level the GPU has, what
state (especially frontend state) is there, and where it is located.
Signed-off-by: Wladimir J. van der Laan <[email protected]>
Reviewed-by: Christian Gmeiner <[email protected]>
Signed-off-by: Lucas Stach <[email protected]>
Diffstat (limited to 'src/gallium/drivers/etnaviv')
| -rw-r--r-- | src/gallium/drivers/etnaviv/etnaviv_internal.h | 2 | ||||
| -rw-r--r-- | src/gallium/drivers/etnaviv/etnaviv_screen.c | 21 |
2 files changed, 23 insertions, 0 deletions
diff --git a/src/gallium/drivers/etnaviv/etnaviv_internal.h b/src/gallium/drivers/etnaviv/etnaviv_internal.h index 707a1e0773c..48dd5bf324a 100644 --- a/src/gallium/drivers/etnaviv/etnaviv_internal.h +++ b/src/gallium/drivers/etnaviv/etnaviv_internal.h @@ -60,6 +60,8 @@ /* GPU chip 3D specs */ struct etna_specs { + /* HALTI (gross architecture) level. -1 for pre-HALTI. */ + int halti : 8; /* supports SUPERTILE (64x64) tiling? */ unsigned can_supertile : 1; /* needs z=(z+w)/2, for older GCxxx */ diff --git a/src/gallium/drivers/etnaviv/etnaviv_screen.c b/src/gallium/drivers/etnaviv/etnaviv_screen.c index cea59ea4f82..51cb513c1a7 100644 --- a/src/gallium/drivers/etnaviv/etnaviv_screen.c +++ b/src/gallium/drivers/etnaviv/etnaviv_screen.c @@ -690,6 +690,27 @@ etna_get_specs(struct etna_screen *screen) } screen->specs.num_constants = val; + /* Figure out gross GPU architecture. See rnndb/common.xml for a specific + * description of the differences. */ + if (VIV_FEATURE(screen, chipMinorFeatures5, HALTI5)) + screen->specs.halti = 5; /* New GC7000/GC8x00 */ + else if (VIV_FEATURE(screen, chipMinorFeatures5, HALTI4)) + screen->specs.halti = 4; /* Old GC7000/GC7400 */ + else if (VIV_FEATURE(screen, chipMinorFeatures5, HALTI3)) + screen->specs.halti = 3; /* None? */ + else if (VIV_FEATURE(screen, chipMinorFeatures4, HALTI2)) + screen->specs.halti = 2; /* GC2500/GC3000/GC5000/GC6400 */ + else if (VIV_FEATURE(screen, chipMinorFeatures2, HALTI1)) + screen->specs.halti = 1; /* GC900/GC4000/GC7000UL */ + else if (VIV_FEATURE(screen, chipMinorFeatures1, HALTI0)) + screen->specs.halti = 0; /* GC880/GC2000/GC7000TM */ + else + screen->specs.halti = -1; /* GC7000nanolite / pre-GC2000 except GC880 */ + if (screen->specs.halti >= 0) + DBG("etnaviv: GPU arch: HALTI%d\n", screen->specs.halti); + else + DBG("etnaviv: GPU arch: pre-HALTI\n"); + screen->specs.can_supertile = VIV_FEATURE(screen, chipMinorFeatures0, SUPER_TILED); screen->specs.bits_per_tile = |