diff options
| author | Eric Anholt <eric@anholt.net> | 2007-06-18 12:19:42 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2007-06-18 12:19:42 -0700 |
| commit | 1ddbfd779b2e11131d3c86406497fe970d8f816b (patch) | |
| tree | aff4afa47cf4a53f690cabe319d75af463d90709 /src/mesa | |
| parent | 2754ac0878cbcfa13a4c16b8858500d812d9bb8a (diff) | |
Test for TTM presence initially rather than test for lack of classic aperture.
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/common/dri_bufmgr_ttm.c | 13 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i915tex/intel_screen.c | 20 |
2 files changed, 23 insertions, 10 deletions
diff --git a/src/mesa/drivers/dri/common/dri_bufmgr_ttm.c b/src/mesa/drivers/dri/common/dri_bufmgr_ttm.c index a721a7ce5c..508d4f5053 100644 --- a/src/mesa/drivers/dri/common/dri_bufmgr_ttm.c +++ b/src/mesa/drivers/dri/common/dri_bufmgr_ttm.c @@ -353,6 +353,7 @@ dri_bufmgr_ttm_init(int fd, unsigned int fence_type, unsigned int fence_type_flush) { dri_bufmgr_ttm *bufmgr_ttm; + dri_bo *test_alloc; bufmgr_ttm = malloc(sizeof(*bufmgr_ttm)); bufmgr_ttm->fd = fd; @@ -372,5 +373,17 @@ dri_bufmgr_ttm_init(int fd, unsigned int fence_type, bufmgr_ttm->bufmgr.fence_unreference = dri_ttm_fence_unreference; bufmgr_ttm->bufmgr.fence_wait = dri_ttm_fence_wait; + /* Attempt an allocation to make sure that the DRM was actually set up for + * TTM. + */ + test_alloc = dri_bo_alloc((dri_bufmgr *)bufmgr_ttm, "test allocation", + 4096, 4096, DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_MEM_TT); + if (test_alloc == NULL) { + _glthread_DESTROY_MUTEX(bufmgr_ttm->mutex); + free(bufmgr_ttm); + return NULL; + } + dri_bo_unreference(test_alloc); + return &bufmgr_ttm->bufmgr; } diff --git a/src/mesa/drivers/dri/i915tex/intel_screen.c b/src/mesa/drivers/dri/i915tex/intel_screen.c index 4d61407909..1ae2819ae2 100644 --- a/src/mesa/drivers/dri/i915tex/intel_screen.c +++ b/src/mesa/drivers/dri/i915tex/intel_screen.c @@ -123,8 +123,6 @@ intelMapScreenRegions(__DRIscreenPrivate * sPriv) if (0) _mesa_printf("TEX 0x%08x ", intelScreen->tex.handle); if (intelScreen->tex.size != 0) { - intelScreen->ttm = GL_FALSE; - if (drmMap(sPriv->fd, intelScreen->tex.handle, intelScreen->tex.size, @@ -132,8 +130,6 @@ intelMapScreenRegions(__DRIscreenPrivate * sPriv) intelUnmapScreenRegions(intelScreen); return GL_FALSE; } - } else { - intelScreen->ttm = GL_TRUE; } if (0) @@ -530,12 +526,16 @@ intelInitDriver(__DRIscreenPrivate * sPriv) (*glx_enable_extension) (psc, "GLX_SGI_make_current_read"); } - if (intelScreen->ttm) { - intelScreen->bufmgr = dri_bufmgr_ttm_init(sPriv->fd, - DRM_FENCE_TYPE_EXE, - DRM_FENCE_TYPE_EXE | - DRM_I915_FENCE_TYPE_RW); - } else { + intelScreen->bufmgr = dri_bufmgr_ttm_init(sPriv->fd, + DRM_FENCE_TYPE_EXE, + DRM_FENCE_TYPE_EXE | + DRM_I915_FENCE_TYPE_RW); + if (intelScreen->bufmgr == NULL) { + if (intelScreen->tex.size == 0) { + fprintf(stderr, "[%s:%u] Error initializing buffer manager.\n", + __func__, __LINE__); + return GL_FALSE; + } intelScreen->bufmgr = dri_bufmgr_fake_init(intelScreen->tex.offset, intelScreen->tex.map, intelScreen->tex.size, |