diff options
Diffstat (limited to 'src/mesa/drivers/dri/radeon/radeon_ioctl.c')
-rw-r--r-- | src/mesa/drivers/dri/radeon/radeon_ioctl.c | 246 |
1 files changed, 2 insertions, 244 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_ioctl.c b/src/mesa/drivers/dri/radeon/radeon_ioctl.c index 5ab19b2a8c..b101668f77 100644 --- a/src/mesa/drivers/dri/radeon/radeon_ioctl.c +++ b/src/mesa/drivers/dri/radeon/radeon_ioctl.c @@ -538,248 +538,6 @@ void radeonEmitWait( r100ContextPtr rmesa, GLuint flags ) cmd[0].wait.flags = flags; } - -static int radeonFlushCmdBufLocked( r100ContextPtr rmesa, - const char * caller ) -{ - int ret, i; - drm_radeon_cmd_buffer_t cmd; - - if (rmesa->radeon.lost_context) - radeonBackUpAndEmitLostStateLocked(rmesa); - - if (RADEON_DEBUG & DEBUG_IOCTL) { - fprintf(stderr, "%s from %s\n", __FUNCTION__, caller); - - if (RADEON_DEBUG & DEBUG_VERBOSE) - for (i = 0 ; i < rmesa->store.cmd_used ; i += 4 ) - fprintf(stderr, "%d: %x\n", i/4, - *(int *)(&rmesa->store.cmd_buf[i])); - } - - if (RADEON_DEBUG & DEBUG_DMA) - fprintf(stderr, "%s: Releasing %d buffers\n", __FUNCTION__, - rmesa->dma.nr_released_bufs); - - - if (RADEON_DEBUG & DEBUG_SANITY) { - if (rmesa->radeon.state.scissor.enabled) - ret = radeonSanityCmdBuffer( rmesa, - rmesa->radeon.state.scissor.numClipRects, - rmesa->radeon.state.scissor.pClipRects); - else - ret = radeonSanityCmdBuffer( rmesa, - rmesa->radeon.numClipRects, - rmesa->radeon.pClipRects); - if (ret) { - fprintf(stderr, "drmSanityCommandWrite: %d\n", ret); - goto out; - } - } - - - cmd.bufsz = rmesa->store.cmd_used; - cmd.buf = rmesa->store.cmd_buf; - - if (rmesa->radeon.state.scissor.enabled) { - cmd.nbox = rmesa->radeon.state.scissor.numClipRects; - cmd.boxes = rmesa->radeon.state.scissor.pClipRects; - } else { - cmd.nbox = rmesa->radeon.numClipRects; - cmd.boxes = rmesa->radeon.pClipRects; - } - - ret = drmCommandWrite( rmesa->radeon.dri.fd, - DRM_RADEON_CMDBUF, - &cmd, sizeof(cmd) ); - - if (ret) - fprintf(stderr, "drmCommandWrite: %d\n", ret); - - if (RADEON_DEBUG & DEBUG_SYNC) { - fprintf(stderr, "\nSyncing in %s\n\n", __FUNCTION__); - radeonWaitForIdleLocked( &rmesa->radeon ); - } - - out: - rmesa->store.primnr = 0; - rmesa->store.statenr = 0; - rmesa->store.cmd_used = 0; - rmesa->dma.nr_released_bufs = 0; - rmesa->save_on_next_emit = 1; - - return ret; -} - - -/* Note: does not emit any commands to avoid recursion on - * radeonAllocCmdBuf. - */ -void radeonFlushCmdBuf( r100ContextPtr rmesa, const char *caller ) -{ - int ret; - - - LOCK_HARDWARE( &rmesa->radeon ); - - ret = radeonFlushCmdBufLocked( rmesa, caller ); - - UNLOCK_HARDWARE( &rmesa->radeon ); - - if (ret) { - fprintf(stderr, "drm_radeon_cmd_buffer_t: %d (exiting)\n", ret); - exit(ret); - } -} - -/* ============================================================= - * Hardware vertex buffer handling - */ - - -void radeonRefillCurrentDmaRegion( r100ContextPtr rmesa ) -{ - struct radeon_dma_buffer *dmabuf; - int fd = rmesa->radeon.dri.fd; - int index = 0; - int size = 0; - drmDMAReq dma; - int ret; - - if (RADEON_DEBUG & (DEBUG_IOCTL|DEBUG_DMA)) - fprintf(stderr, "%s\n", __FUNCTION__); - - if (rmesa->dma.flush) { - rmesa->dma.flush( rmesa->radeon.glCtx ); - } - - if (rmesa->dma.current.buf) - radeonReleaseDmaRegion( rmesa, &rmesa->dma.current, __FUNCTION__ ); - - if (rmesa->dma.nr_released_bufs > 4) - radeonFlushCmdBuf( rmesa, __FUNCTION__ ); - - dma.context = rmesa->radeon.dri.hwContext; - dma.send_count = 0; - dma.send_list = NULL; - dma.send_sizes = NULL; - dma.flags = 0; - dma.request_count = 1; - dma.request_size = RADEON_BUFFER_SIZE; - dma.request_list = &index; - dma.request_sizes = &size; - dma.granted_count = 0; - - LOCK_HARDWARE(&rmesa->radeon); /* no need to validate */ - - ret = drmDMA( fd, &dma ); - - if (ret != 0) { - /* Free some up this way? - */ - if (rmesa->dma.nr_released_bufs) { - radeonFlushCmdBufLocked( rmesa, __FUNCTION__ ); - } - - if (RADEON_DEBUG & DEBUG_DMA) - fprintf(stderr, "Waiting for buffers\n"); - - radeonWaitForIdleLocked( &rmesa->radeon ); - ret = drmDMA( fd, &dma ); - - if ( ret != 0 ) { - UNLOCK_HARDWARE( &rmesa->radeon ); - fprintf( stderr, "Error: Could not get dma buffer... exiting\n" ); - exit( -1 ); - } - } - - UNLOCK_HARDWARE(&rmesa->radeon); - - if (RADEON_DEBUG & DEBUG_DMA) - fprintf(stderr, "Allocated buffer %d\n", index); - - dmabuf = CALLOC_STRUCT( radeon_dma_buffer ); - dmabuf->buf = &rmesa->radeon.radeonScreen->buffers->list[index]; - dmabuf->refcount = 1; - - rmesa->dma.current.buf = dmabuf; - rmesa->dma.current.address = dmabuf->buf->address; - rmesa->dma.current.end = dmabuf->buf->total; - rmesa->dma.current.start = 0; - rmesa->dma.current.ptr = 0; - - rmesa->c_vertexBuffers++; -} - -void radeonReleaseDmaRegion( r100ContextPtr rmesa, - struct radeon_dma_region *region, - const char *caller ) -{ - if (RADEON_DEBUG & DEBUG_IOCTL) - fprintf(stderr, "%s from %s\n", __FUNCTION__, caller); - - if (!region->buf) - return; - - if (rmesa->dma.flush) - rmesa->dma.flush( rmesa->radeon.glCtx ); - - if (--region->buf->refcount == 0) { - drm_radeon_cmd_header_t *cmd; - - if (RADEON_DEBUG & (DEBUG_IOCTL|DEBUG_DMA)) - fprintf(stderr, "%s -- DISCARD BUF %d\n", __FUNCTION__, - region->buf->buf->idx); - - cmd = (drm_radeon_cmd_header_t *)radeonAllocCmdBuf( rmesa, sizeof(*cmd), - __FUNCTION__ ); - cmd->dma.cmd_type = RADEON_CMD_DMA_DISCARD; - cmd->dma.buf_idx = region->buf->buf->idx; - FREE(region->buf); - rmesa->dma.nr_released_bufs++; - } - - region->buf = NULL; - region->start = 0; -} - -/* Allocates a region from rmesa->dma.current. If there isn't enough - * space in current, grab a new buffer (and discard what was left of current) - */ -void radeonAllocDmaRegion( r100ContextPtr rmesa, - struct radeon_dma_region *region, - int bytes, - int alignment ) -{ - if (RADEON_DEBUG & DEBUG_IOCTL) - fprintf(stderr, "%s %d\n", __FUNCTION__, bytes); - - if (rmesa->dma.flush) - rmesa->dma.flush( rmesa->radeon.glCtx ); - - if (region->buf) - radeonReleaseDmaRegion( rmesa, region, __FUNCTION__ ); - - alignment--; - rmesa->dma.current.start = rmesa->dma.current.ptr = - (rmesa->dma.current.ptr + alignment) & ~alignment; - - if ( rmesa->dma.current.ptr + bytes > rmesa->dma.current.end ) - radeonRefillCurrentDmaRegion( rmesa ); - - region->start = rmesa->dma.current.start; - region->ptr = rmesa->dma.current.start; - region->end = rmesa->dma.current.start + bytes; - region->address = rmesa->dma.current.address; - region->buf = rmesa->dma.current.buf; - region->buf->refcount++; - - rmesa->dma.current.ptr += bytes; /* bug - if alignment > 7 */ - rmesa->dma.current.start = - rmesa->dma.current.ptr = (rmesa->dma.current.ptr + 0x7) & ~0x7; -} - /* ================================================================ * Buffer clear */ @@ -972,8 +730,8 @@ void radeonFlush( GLcontext *ctx ) if (RADEON_DEBUG & DEBUG_IOCTL) fprintf(stderr, "%s\n", __FUNCTION__); - if (rmesa->dma.flush) - rmesa->dma.flush( rmesa->radeon.glCtx ); + if (rmesa->radeon.dma.flush) + rmesa->radeon.dma.flush( rmesa->radeon.glCtx ); radeonEmitState( rmesa ); |