diff options
| author | Xavier Chantry <chantry.xavier@gmail.com> | 2010-05-20 19:36:27 +0200 |
|---|---|---|
| committer | Christoph Bumiller <e0425955@student.tuwien.ac.at> | 2010-05-20 19:47:09 +0200 |
| commit | 828053726bc4216ad7fd4c4a5665c6ad4c743b49 (patch) | |
| tree | 2c89ab571b87976ae8d9483ee5b0c2bef03b3c0f /src/gallium/drivers/nv50/nv50_program.c | |
| parent | 9886293eb8a54a9541b5f43c5ddd2615b7c60a6a (diff) | |
nv50: fix too long shader uploads by splitting them
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_program.c')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_program.c | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c index 0156ff95ff..97f938e698 100644 --- a/src/gallium/drivers/nv50/nv50_program.c +++ b/src/gallium/drivers/nv50/nv50_program.c @@ -4208,9 +4208,12 @@ static void nv50_program_validate_code(struct nv50_context *nv50, struct nv50_program *p) { struct nouveau_channel *chan = nv50->screen->base.channel; + struct nouveau_grobj *tesla = nv50->screen->tesla; struct nv50_program_exec *e; uint32_t *up, i; boolean upload = FALSE; + unsigned offset; + int width; if (!p->bo) { nouveau_bo_new(chan->device, NOUVEAU_BO_VRAM, 0x100, @@ -4267,10 +4270,22 @@ nv50_program_validate_code(struct nv50_context *nv50, struct nv50_program *p) NOUVEAU_ERR("0x%08x\n", e->inst[1]); } #endif - nv50_upload_sifc(nv50, p->bo, 0, NOUVEAU_BO_VRAM, - NV50_2D_DST_FORMAT_R8_UNORM, 65536, 1, 262144, - up, NV50_2D_SIFC_FORMAT_R8_UNORM, 0, - 0, 0, p->exec_size * 4, 1, 1); + + /* SIFC_HEIGHT/SIFC_WIDTH of 65536 do not work, and are not reported + * as data error either. hw bug ? */ +#define SIFC_MAX_WIDTH (65536 - 256) + offset = 0; + width = p->exec_size * 4; + while (width > 0) { + nv50_upload_sifc(nv50, p->bo, offset, NOUVEAU_BO_VRAM, + NV50_2D_DST_FORMAT_R8_UNORM, 65536, 1, 262144, + &up[offset / 4], NV50_2D_SIFC_FORMAT_R8_UNORM, + 0, 0, 0, MIN2(SIFC_MAX_WIDTH, width), 1, 1); + width -= SIFC_MAX_WIDTH; + offset += SIFC_MAX_WIDTH; + } + BEGIN_RING(chan, tesla, NV50TCL_CODE_CB_FLUSH, 1); + OUT_RING (chan, 0); FREE(up); } |