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-rw-r--r--src/mesa/drivers/dri/radeon/radeon_dma.c11
-rw-r--r--src/mesa/drivers/dri/radeon/radeon_dma.h2
2 files changed, 13 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_dma.c b/src/mesa/drivers/dri/radeon/radeon_dma.c
index 93bcae2454..b2376ea28b 100644
--- a/src/mesa/drivers/dri/radeon/radeon_dma.c
+++ b/src/mesa/drivers/dri/radeon/radeon_dma.c
@@ -271,6 +271,17 @@ void radeonFreeDmaRegions(radeonContextPtr rmesa)
}
}
+void radeonReturnDmaRegion(radeonContextPtr rmesa, int return_bytes)
+{
+ if (is_empty_list(&rmesa->dma.reserved))
+ return;
+
+ if (RADEON_DEBUG & DEBUG_IOCTL)
+ fprintf(stderr, "%s %d\n", __FUNCTION__, return_bytes);
+ rmesa->dma.current_used -= return_bytes;
+ rmesa->dma.current_vertexptr = rmesa->dma.current_used;
+}
+
void radeonReleaseDmaRegions(radeonContextPtr rmesa)
{
struct radeon_dma_bo *dma_bo;
diff --git a/src/mesa/drivers/dri/radeon/radeon_dma.h b/src/mesa/drivers/dri/radeon/radeon_dma.h
index 21f956e321..74e653fd18 100644
--- a/src/mesa/drivers/dri/radeon/radeon_dma.h
+++ b/src/mesa/drivers/dri/radeon/radeon_dma.h
@@ -41,8 +41,10 @@ void radeonEmitVec16(uint32_t *out, const GLvoid * data, int stride, int count);
void rcommon_emit_vector(GLcontext * ctx, struct radeon_aos *aos,
const GLvoid * data, int size, int stride, int count);
+void radeonReturnDmaRegion(radeonContextPtr rmesa, int return_bytes);
void radeonRefillCurrentDmaRegion(radeonContextPtr rmesa, int size);
void radeon_init_dma(radeonContextPtr rmesa);
+void radeonReturnDmaRegion(radeonContextPtr rmesa, int return_bytes);
void radeonAllocDmaRegion(radeonContextPtr rmesa,
struct radeon_bo **pbo, int *poffset,
int bytes, int alignment);