diff options
Diffstat (limited to 'src/mesa/drivers/dri/radeon/radeon_common.c')
| -rw-r--r-- | src/mesa/drivers/dri/radeon/radeon_common.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_common.c b/src/mesa/drivers/dri/radeon/radeon_common.c index 3ce868d2cf..4f7bfebf04 100644 --- a/src/mesa/drivers/dri/radeon/radeon_common.c +++ b/src/mesa/drivers/dri/radeon/radeon_common.c @@ -906,6 +906,49 @@ static INLINE void radeonEmitAtoms(radeonContextPtr radeon, GLboolean dirty) COMMIT_BATCH(); } +GLboolean radeon_revalidate_bos(GLcontext *ctx) +{ + radeonContextPtr radeon = RADEON_CONTEXT(ctx); + int flushed = 0; + int ret; +again: + ret = radeon_cs_space_check(radeon->cmdbuf.cs, radeon->state.bos, radeon->state.validated_bo_count); + if (ret == RADEON_CS_SPACE_OP_TO_BIG) + return GL_FALSE; + if (ret == RADEON_CS_SPACE_FLUSH) { + radeonFlush(ctx); + if (flushed) + return GL_FALSE; + flushed = 1; + goto again; + } + return GL_TRUE; +} + +void radeon_validate_reset_bos(radeonContextPtr radeon) +{ + int i; + + for (i = 0; i < radeon->state.validated_bo_count; i++) { + radeon->state.bos[i].bo = NULL; + radeon->state.bos[i].read_domains = 0; + radeon->state.bos[i].write_domain = 0; + radeon->state.bos[i].new_accounted = 0; + } + radeon->state.validated_bo_count = 0; +} + +void radeon_validate_bo(radeonContextPtr radeon, struct radeon_bo *bo, uint32_t read_domains, uint32_t write_domain) +{ + radeon->state.bos[radeon->state.validated_bo_count].bo = bo; + radeon->state.bos[radeon->state.validated_bo_count].read_domains = read_domains; + radeon->state.bos[radeon->state.validated_bo_count].write_domain = write_domain; + radeon->state.bos[radeon->state.validated_bo_count].new_accounted = 0; + radeon->state.validated_bo_count++; + + assert(radeon->state.validated_bo_count < RADEON_MAX_BOS); +} + void radeonEmitState(radeonContextPtr radeon) { if (RADEON_DEBUG & (DEBUG_STATE|DEBUG_PRIMS)) @@ -947,6 +990,14 @@ void radeonFlush(GLcontext *ctx) if (RADEON_DEBUG & DEBUG_IOCTL) fprintf(stderr, "%s %d\n", __FUNCTION__, radeon->cmdbuf.cs->cdw); + /* okay if we have no cmds in the buffer && + we have no DMA flush && + we have no DMA buffer allocated. + then no point flushing anything at all. + */ + if (!radeon->dma.flush && !radeon->cmdbuf.cs->cdw && !radeon->dma.current) + return; + if (radeon->dma.flush) radeon->dma.flush( ctx ); @@ -1015,6 +1066,11 @@ int rcommonFlushCmdBufLocked(radeonContextPtr rmesa, const char *caller) } radeon_cs_erase(rmesa->cmdbuf.cs); rmesa->cmdbuf.flushing = 0; + + if (radeon_revalidate_bos(rmesa->glCtx) == GL_FALSE) { + fprintf(stderr,"failed to revalidate buffers\n"); + } + return ret; } |