etnaviv: extend etna_resource with an addressing mode

Defines how sampler (and pixel pipes) needs to access the data
represented with a resource. The used default is mode is
ETNA_ADDRESSING_MODE_TILED.

Signed-off-by: Christian Gmeiner <[email protected]>
Reviewed-by: Lucas Stach <[email protected]>

1 files changed, 8 insertions, 1 deletions

diff --git a/src/gallium/drivers/etnaviv/etnaviv_resource.h b/src/gallium/drivers/etnaviv/etnaviv_resource.h
index 11ccf8f7bcb..75aa80b3d7a 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_resource.h
+++ b/src/gallium/drivers/etnaviv/etnaviv_resource.h
@@ -49,6 +49,11 @@ struct etna_resource_level {
    bool ts_valid;
 };
 
+enum etna_resource_addressing_mode {
+   ETNA_ADDRESSING_MODE_TILED = 0,
+   ETNA_ADDRESSING_MODE_LINEAR,
+};
+
 /* status of queued up but not flushed reads and write operations.
  * In _transfer_map() we need to know if queued up rendering needs
  * to be flushed to preserve the order of cpu and gpu access. */
@@ -66,6 +71,7 @@ struct etna_resource {
    /* only lod 0 used for non-texture buffers */
    /* Layout for surface (tiled, multitiled, split tiled, ...) */
    enum etna_surface_layout layout;
+   enum etna_resource_addressing_mode addressing_mode;
    /* Horizontal alignment for texture unit (TEXTURE_HALIGN_*) */
    unsigned halign;
    struct etna_bo *bo; /* Surface video memory */
@@ -155,7 +161,8 @@ etna_screen_resource_alloc_ts(struct pipe_screen *pscreen,
 
 struct pipe_resource *
 etna_resource_alloc(struct pipe_screen *pscreen, unsigned layout,
-                    uint64_t modifier, const struct pipe_resource *templat);
+                    enum etna_resource_addressing_mode mode, uint64_t modifier,
+                    const struct pipe_resource *templat);
 
 void
 etna_resource_screen_init(struct pipe_screen *pscreen);