diff options
| author | Dave Airlie <airlied@redhat.com> | 2009-11-30 15:32:12 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-12-01 13:40:45 +1000 |
| commit | 88a50a30df11a06263209340a42251851f8e2334 (patch) | |
| tree | 7a8ee4323f5f9ed91ff96e73986343315e0232e0 /src/radeon_vbo.h | |
| parent | b2597deea3a3953ff50d54ff37e3c043eac409f4 (diff) | |
r600: fix multi-operation in single batch support.
This ports the mesa DMA buffer handling with the 3 lists,
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'src/radeon_vbo.h')
| -rw-r--r-- | src/radeon_vbo.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/radeon_vbo.h b/src/radeon_vbo.h new file mode 100644 index 00000000..a8c70b30 --- /dev/null +++ b/src/radeon_vbo.h @@ -0,0 +1,62 @@ + +#ifndef RADEON_VBO_H +#define RADEON_VBO_H + +extern void r600_vb_no_space(ScrnInfoPtr pScrn, int vert_size); +extern void radeon_vbo_init_lists(ScrnInfoPtr pScrn); +extern void radeon_vbo_free_lists(ScrnInfoPtr pScrn); +extern void radeon_vbo_flush_bos(ScrnInfoPtr pScrn); +extern void radeon_vbo_get(ScrnInfoPtr pScrn); +extern void radeon_vbo_put(ScrnInfoPtr pScrn); + +static inline void radeon_vbo_check(ScrnInfoPtr pScrn, int vert_size) +{ + RADEONInfoPtr info = RADEONPTR(pScrn); + struct radeon_accel_state *accel_state = info->accel_state; + + if ((accel_state->vb_offset + (3 * vert_size)) > accel_state->vb_total) { + r600_vb_no_space(pScrn, vert_size); + } +} + +static inline void * +radeon_vbo_space(ScrnInfoPtr pScrn, int vert_size) +{ + RADEONInfoPtr info = RADEONPTR(pScrn); + struct radeon_accel_state *accel_state = info->accel_state; + void *vb; + + /* we've ran out of space in the vertex buffer - need to get a + new one */ + if ((accel_state->vb_offset + (3 * vert_size)) > accel_state->vb_total) { + r600_vb_no_space(pScrn, vert_size); + } + accel_state->vb_op_vert_size = vert_size; +#if defined(XF86DRM_MODE) + if (info->cs) { + int ret; + struct radeon_bo *bo = accel_state->vb_bo; + + if (!bo->ptr) { + ret = radeon_bo_map(bo, 1); + if (ret) { + FatalError("Failed to map vb %d\n", ret); + return NULL; + } + } + vb = (pointer)((char *)bo->ptr + accel_state->vb_offset); + } else +#endif + vb = (pointer)((char *)accel_state->vb_ptr + accel_state->vb_offset); + return vb; +} + +static inline void radeon_vbo_commit(ScrnInfoPtr pScrn) +{ + RADEONInfoPtr info = RADEONPTR(pScrn); + struct radeon_accel_state *accel_state = info->accel_state; + + accel_state->vb_offset += 3 * accel_state->vb_op_vert_size; +} + +#endif |