Potentially, the kernel could optimize these allocations, or perhaps we
can save on mapping costs.
Signed-off-by: Alyssa Rosenzweig <aly...@rosenzweig.io>
---
src/gallium/drivers/panfrost/pan_context.c | 6 +++---
src/gallium/drivers/panfrost/pan_screen.h | 1 +
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/src/gallium/drivers/panfrost/pan_context.c
b/src/gallium/drivers/panfrost/pan_context.c
index 822b5a0dfef..250eded932e 100644
--- a/src/gallium/drivers/panfrost/pan_context.c
+++ b/src/gallium/drivers/panfrost/pan_context.c
@@ -2693,10 +2693,10 @@ panfrost_setup_hardware(struct panfrost_context *ctx)
}
screen->driver->allocate_slab(screen, &ctx->scratchpad, 64, false, 0,
0, 0);
- screen->driver->allocate_slab(screen, &ctx->varying_mem, 16384, false,
0, 0, 0);
+ screen->driver->allocate_slab(screen, &ctx->varying_mem, 16384, false,
PAN_ALLOCATE_INVISIBLE, 0, 0);
screen->driver->allocate_slab(screen, &ctx->shaders, 4096, true,
PAN_ALLOCATE_EXECUTE, 0, 0);
- screen->driver->allocate_slab(screen, &ctx->tiler_heap, 32768, false,
PAN_ALLOCATE_GROWABLE, 1, 128);
- screen->driver->allocate_slab(screen, &ctx->misc_0, 128, false,
PAN_ALLOCATE_GROWABLE, 1, 128);
+ screen->driver->allocate_slab(screen, &ctx->tiler_heap, 32768, false,
PAN_ALLOCATE_INVISIBLE | PAN_ALLOCATE_GROWABLE, 1, 128);
+ screen->driver->allocate_slab(screen, &ctx->misc_0, 128, false,
PAN_ALLOCATE_INVISIBLE | PAN_ALLOCATE_GROWABLE, 1, 128);
}
diff --git a/src/gallium/drivers/panfrost/pan_screen.h
b/src/gallium/drivers/panfrost/pan_screen.h
index 4ff690de658..3d7c1ad1562 100644
--- a/src/gallium/drivers/panfrost/pan_screen.h
+++ b/src/gallium/drivers/panfrost/pan_screen.h
@@ -46,6 +46,7 @@ struct panfrost_screen;
/* Flags for allocated memory */
#define PAN_ALLOCATE_EXECUTE (1 << 0)
#define PAN_ALLOCATE_GROWABLE (1 << 1)
+#define PAN_ALLOCATE_INVISIBLE (1 << 2)
struct panfrost_driver {
struct panfrost_bo * (*import_bo) (struct panfrost_screen *screen,
struct winsys_handle *whandle);
--
2.20.1
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