Import Mesa 19.2.8

1 files changed, 150 insertions, 0 deletions

diff --git a/lib/mesa/src/gallium/drivers/panfrost/pan_resource.h b/lib/mesa/src/gallium/drivers/panfrost/pan_resource.h
new file mode 100644
index 000000000..6ed3d1fd6
--- /dev/null
+++ b/lib/mesa/src/gallium/drivers/panfrost/pan_resource.h
@@ -0,0 +1,150 @@
+/*
+ * © Copyright2018-2019 Alyssa Rosenzweig
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+
+#ifndef PAN_RESOURCE_H
+#define PAN_RESOURCE_H
+
+#include <panfrost-job.h>
+#include "pan_screen.h"
+#include "pan_allocate.h"
+#include "drm-uapi/drm.h"
+#include "util/u_range.h"
+
+/* Describes the memory layout of a BO */
+
+enum panfrost_memory_layout {
+        PAN_LINEAR,
+        PAN_TILED,
+        PAN_AFBC
+};
+
+struct panfrost_slice {
+        unsigned offset;
+        unsigned stride;
+
+        /* If there is a header preceding each slice, how big is
+         * that header?  Used for AFBC */
+        unsigned header_size;
+
+        /* If checksumming is enabled following the slice, what
+         * is its offset/stride? */
+        unsigned checksum_offset;
+        unsigned checksum_stride;
+
+        /* Has anything been written to this slice? */
+        bool initialized;
+};
+
+void
+panfrost_bo_reference(struct panfrost_bo *bo);
+
+void
+panfrost_bo_unreference(struct pipe_screen *screen, struct panfrost_bo *bo);
+
+struct panfrost_resource {
+        struct pipe_resource base;
+        struct {
+                struct pipe_box biggest_rect;
+                struct pipe_scissor_state extent;
+        } damage;
+
+        struct panfrost_bo *bo;
+        struct renderonly_scanout *scanout;
+
+        struct panfrost_resource *separate_stencil;
+
+        struct util_range valid_buffer_range;
+
+        /* Description of the mip levels */
+        struct panfrost_slice slices[MAX_MIP_LEVELS];
+
+        /* Distance from tree to tree */
+        unsigned cubemap_stride;
+
+        /* Internal layout (tiled?) */
+        enum panfrost_memory_layout layout;
+
+        /* Is transaciton elimination enabled? */
+        bool checksummed;
+};
+
+static inline struct panfrost_resource *
+pan_resource(struct pipe_resource *p)
+{
+        return (struct panfrost_resource *)p;
+}
+
+struct panfrost_gtransfer {
+        struct pipe_transfer base;
+        void *map;
+};
+
+static inline struct panfrost_gtransfer *
+pan_transfer(struct pipe_transfer *p)
+{
+        return (struct panfrost_gtransfer *)p;
+}
+
+mali_ptr
+panfrost_get_texture_address(
+        struct panfrost_resource *rsrc,
+        unsigned level, unsigned face);
+
+void panfrost_resource_screen_init(struct panfrost_screen *screen);
+
+void panfrost_resource_context_init(struct pipe_context *pctx);
+
+void
+panfrost_resource_hint_layout(
+                struct panfrost_screen *screen,
+                struct panfrost_resource *rsrc,
+                enum panfrost_memory_layout layout,
+                signed weight);
+
+/* AFBC */
+
+bool
+panfrost_format_supports_afbc(enum pipe_format format);
+
+unsigned
+panfrost_afbc_header_size(unsigned width, unsigned height);
+
+/* Blitting */
+
+void
+panfrost_blit(struct pipe_context *pipe,
+              const struct pipe_blit_info *info);
+
+void
+panfrost_blit_wallpaper(struct panfrost_context *ctx,
+                        struct pipe_box *box);
+
+void
+panfrost_resource_set_damage_region(struct pipe_screen *screen,
+                                    struct pipe_resource *res,
+                                    unsigned int nrects,
+                                    const struct pipe_box *rects);
+
+#endif /* PAN_RESOURCE_H */