diff options
| author | Pauli Nieminen <suokkos@gmail.com> | 2009-08-20 17:57:37 +0300 |
|---|---|---|
| committer | Pauli Nieminen <suokkos@gmail.com> | 2009-08-23 13:39:32 +0300 |
| commit | 66bbafb6f9d44da3baddac6d948ba361182dde2a (patch) | |
| tree | af8dab98c577b013f422290f65eb2730d4f5ffe8 /src/mesa/drivers/dri/radeon/radeon_dma.c | |
| parent | bf6d0ae5980a48b24ace49030eca221dcbec163f (diff) | |
radeon: Check from kernel if dma buffer is idle.
This makes sure that objects are leaving wait list only when they are processed by gpu.
Signed-off-by: Pauli Nieminen <suokkos@gmail.com>
Diffstat (limited to 'src/mesa/drivers/dri/radeon/radeon_dma.c')
| -rw-r--r-- | src/mesa/drivers/dri/radeon/radeon_dma.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_dma.c b/src/mesa/drivers/dri/radeon/radeon_dma.c index 7e6b74add8..a1835427f1 100644 --- a/src/mesa/drivers/dri/radeon/radeon_dma.c +++ b/src/mesa/drivers/dri/radeon/radeon_dma.c @@ -30,6 +30,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. **************************************************************************/ +#include <errno.h> #include "radeon_common.h" #include "main/simple_list.h" @@ -302,7 +303,13 @@ void radeonReturnDmaRegion(radeonContextPtr rmesa, int return_bytes) static int radeon_bo_is_idle(struct radeon_bo* bo) { - return bo->cref == 1; + uint32_t domain; + int ret = radeon_bo_is_busy(bo, &domain); + if (ret == -EINVAL) { + WARN_ONCE("Your libdrm or kernel doesn't have support for busy query.\n" + "This may cause small performance drop for you.\n"); + } + return ret != -EBUSY; } void radeonReleaseDmaRegions(radeonContextPtr rmesa) |