From: Nicolai Hähnle <nicolai.haeh...@amd.com>
TODO fill out caps in all drivers
---
src/gallium/docs/source/context.rst | 9 +++++++++
src/gallium/docs/source/screen.rst | 3 +++
src/gallium/include/pipe/p_context.h | 13 +++++++++++++
src/gallium/include/pipe/p_defines.h | 2 ++
src/gallium/include/pipe/p_screen.h | 1 -
5 files changed, 27 insertions(+), 1 deletion(-)
diff --git a/src/gallium/docs/source/context.rst
b/src/gallium/docs/source/context.rst
index d8b2560..b47b75b 100644
--- a/src/gallium/docs/source/context.rst
+++ b/src/gallium/docs/source/context.rst
@@ -593,6 +593,15 @@ are set.
+.. _resource_commit:
+
+resource_commit
+%%%%%%%%%%%%%%%
+
+This function changes the commitment of a part of a sparse resource.
+
+
+
.. _pipe_transfer:
PIPE_TRANSFER
diff --git a/src/gallium/docs/source/screen.rst
b/src/gallium/docs/source/screen.rst
index 4f5b4bb..e8aeb2e 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -376,6 +376,9 @@ The integer capabilities:
* ``PIPE_CAP_DOUBLES``: Whether double precision floating-point operations
are supported.
* ``PIPE_CAP_INT64``: Whether 64-bit integer operations are supported.
+* ``PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE``: The page size of sparse buffers in
+ bytes, or 0 if sparse buffers are not supported. The page size must be at
+ most 64KB.
.. _pipe_capf:
diff --git a/src/gallium/include/pipe/p_context.h
b/src/gallium/include/pipe/p_context.h
index 45098c9..85a80d7 100644
--- a/src/gallium/include/pipe/p_context.h
+++ b/src/gallium/include/pipe/p_context.h
@@ -574,6 +574,19 @@ struct pipe_context {
void (*memory_barrier)(struct pipe_context *, unsigned flags);
/**
+ * Change the commitment status of a part of the given resource, which must
+ * have been created with the PIPE_RESOURCE_FLAG_SPARSE bit.
+ *
+ * \param level The texture level whose commitment should be changed.
+ * \param box The region of the resource whose commitment should be changed.
+ * \param commit Whether memory should be committed or un-committed.
+ *
+ * \return false if out of memory, true on success.
+ */
+ bool (*resource_commit)(struct pipe_context *, struct pipe_resource *,
+ unsigned level, struct pipe_box *box, bool commit);
+
+ /**
* Creates a video codec for a specific video format/profile
*/
struct pipe_video_codec *(*create_video_codec)( struct pipe_context
*context,
diff --git a/src/gallium/include/pipe/p_defines.h
b/src/gallium/include/pipe/p_defines.h
index 9915957..d01deea 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -458,6 +458,7 @@ enum pipe_flush_flags
#define PIPE_RESOURCE_FLAG_MAP_PERSISTENT (1 << 0)
#define PIPE_RESOURCE_FLAG_MAP_COHERENT (1 << 1)
#define PIPE_RESOURCE_FLAG_TEXTURING_MORE_LIKELY (1 << 2)
+#define PIPE_RESOURCE_FLAG_SPARSE (1 << 3)
#define PIPE_RESOURCE_FLAG_DRV_PRIV (1 << 16) /* driver/winsys private */
#define PIPE_RESOURCE_FLAG_ST_PRIV (1 << 24) /* state-tracker/winsys
private */
@@ -754,6 +755,7 @@ enum pipe_cap
PIPE_CAP_TGSI_MUL_ZERO_WINS,
PIPE_CAP_DOUBLES,
PIPE_CAP_INT64,
+ PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE,
};
#define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 (1 << 0)
diff --git a/src/gallium/include/pipe/p_screen.h
b/src/gallium/include/pipe/p_screen.h
index b6203f1..ee0b041 100644
--- a/src/gallium/include/pipe/p_screen.h
+++ b/src/gallium/include/pipe/p_screen.h
@@ -236,7 +236,6 @@ struct pipe_screen {
void (*resource_destroy)(struct pipe_screen *,
struct pipe_resource *pt);
-
/**
* Do any special operations to ensure frontbuffer contents are
* displayed, eg copy fake frontbuffer.
--
2.9.3
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