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-rw-r--r--src/gallium/drivers/radeon/r600_cs.h29
-rw-r--r--src/gallium/drivers/radeon/r600_pipe_common.c2
-rw-r--r--src/gallium/drivers/radeon/radeon_winsys.h11
3 files changed, 27 insertions, 15 deletions
diff --git a/src/gallium/drivers/radeon/r600_cs.h b/src/gallium/drivers/radeon/r600_cs.h
index 988774aac8f..e97769b293d 100644
--- a/src/gallium/drivers/radeon/r600_cs.h
+++ b/src/gallium/drivers/radeon/r600_cs.h
@@ -34,6 +34,29 @@
#include "r600d_common.h"
/**
+ * Return true if there is enough memory in VRAM and GTT for the buffers
+ * added so far.
+ *
+ * \param vram VRAM memory size not added to the buffer list yet
+ * \param gtt GTT memory size not added to the buffer list yet
+ */
+static inline bool
+radeon_cs_memory_below_limit(struct r600_common_screen *screen,
+ struct radeon_winsys_cs *cs,
+ uint64_t vram, uint64_t gtt)
+{
+ vram += cs->used_vram;
+ gtt += cs->used_gart;
+
+ /* Anything that goes above the VRAM size should go to GTT. */
+ if (vram > screen->info.vram_size)
+ gtt += vram - screen->info.vram_size;
+
+ /* Now we just need to check if we have enough GTT. */
+ return gtt < screen->info.gart_size * 0.7;
+}
+
+/**
* Add a buffer to the buffer list for the given command stream (CS).
*
* All buffers used by a CS must be added to the list. This tells the kernel
@@ -80,9 +103,9 @@ radeon_add_to_buffer_list_check_mem(struct r600_common_context *rctx,
bool check_mem)
{
if (check_mem &&
- !rctx->ws->cs_memory_below_limit(ring->cs,
- rctx->vram + rbo->vram_usage,
- rctx->gtt + rbo->gart_usage))
+ !radeon_cs_memory_below_limit(rctx->screen, ring->cs,
+ rctx->vram + rbo->vram_usage,
+ rctx->gtt + rbo->gart_usage))
ring->flush(rctx, RADEON_FLUSH_ASYNC, NULL);
return radeon_add_to_buffer_list(rctx, ring, rbo, usage, priority);
diff --git a/src/gallium/drivers/radeon/r600_pipe_common.c b/src/gallium/drivers/radeon/r600_pipe_common.c
index faa739051e5..7fd3fe08f63 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.c
+++ b/src/gallium/drivers/radeon/r600_pipe_common.c
@@ -166,7 +166,7 @@ void r600_need_dma_space(struct r600_common_context *ctx, unsigned num_dw,
* is too large.
*/
if (!ctx->ws->cs_check_space(ctx->dma.cs, num_dw) ||
- !ctx->ws->cs_memory_below_limit(ctx->dma.cs, vram, gtt)) {
+ !radeon_cs_memory_below_limit(ctx->screen, ctx->dma.cs, vram, gtt)) {
ctx->dma.flush(ctx, RADEON_FLUSH_ASYNC, NULL);
assert((num_dw + ctx->dma.cs->current.cdw) <= ctx->dma.cs->current.max_dw);
}
diff --git a/src/gallium/drivers/radeon/radeon_winsys.h b/src/gallium/drivers/radeon/radeon_winsys.h
index 2dd4a39bab4..3be4738027a 100644
--- a/src/gallium/drivers/radeon/radeon_winsys.h
+++ b/src/gallium/drivers/radeon/radeon_winsys.h
@@ -708,17 +708,6 @@ struct radeon_winsys {
bool (*cs_check_space)(struct radeon_winsys_cs *cs, unsigned dw);
/**
- * Return true if there is enough memory in VRAM and GTT for the buffers
- * added so far.
- *
- * \param cs A command stream to validate.
- * \param vram VRAM memory size pending to be use
- * \param gtt GTT memory size pending to be use
- */
- bool (*cs_memory_below_limit)(struct radeon_winsys_cs *cs,
- uint64_t vram, uint64_t gtt);
-
- /**
* Return the buffer list.
*
* \param cs Command stream