From 49f4ecc67773c082d93708bdf111acc4248678da Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Wed, 12 Jul 2017 18:45:10 -0400 Subject: [PATCH] mesa/st: start adding memory object support MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit v2: pass dedicated flag v3 (Timothy Arceri): - remove unrequired _mesa_init_memory_object_functions() call in the state tracker. Signed-off-by: Andres Rodriguez Reviewed-by: Marek Olšák (v2) Reviewed-by: Samuel Pitoiset --- src/mesa/Makefile.sources | 2 + src/mesa/state_tracker/st_cb_memoryobjects.c | 64 ++++++++++++++++++++ src/mesa/state_tracker/st_cb_memoryobjects.h | 25 ++++++++ src/mesa/state_tracker/st_context.c | 2 + 4 files changed, 93 insertions(+) create mode 100644 src/mesa/state_tracker/st_cb_memoryobjects.c create mode 100644 src/mesa/state_tracker/st_cb_memoryobjects.h diff --git a/src/mesa/Makefile.sources b/src/mesa/Makefile.sources index f116d170037..b38e858b8ba 100644 --- a/src/mesa/Makefile.sources +++ b/src/mesa/Makefile.sources @@ -466,6 +466,8 @@ STATETRACKER_FILES = \ state_tracker/st_cb_feedback.h \ state_tracker/st_cb_flush.c \ state_tracker/st_cb_flush.h \ + state_tracker/st_cb_memoryobjects.c \ + state_tracker/st_cb_memoryobjects.h \ state_tracker/st_cb_msaa.c \ state_tracker/st_cb_msaa.h \ state_tracker/st_cb_perfmon.c \ diff --git a/src/mesa/state_tracker/st_cb_memoryobjects.c b/src/mesa/state_tracker/st_cb_memoryobjects.c new file mode 100644 index 00000000000..a5764c352ed --- /dev/null +++ b/src/mesa/state_tracker/st_cb_memoryobjects.c @@ -0,0 +1,64 @@ +#include "main/imports.h" +#include "main/mtypes.h" + +#include "main/externalobjects.h" + +#include "st_context.h" +#include "st_cb_memoryobjects.h" + +#include "state_tracker/drm_driver.h" +#include "pipe/p_context.h" +#include "pipe/p_screen.h" + +static struct gl_memory_object * +st_memoryobj_alloc(struct gl_context *ctx, GLuint name) +{ + struct st_memory_object *st_obj = ST_CALLOC_STRUCT(st_memory_object); + if (!st_obj) + return NULL; + + _mesa_initialize_memory_object(ctx, &st_obj->Base, name); + return &st_obj->Base; +} + +static void +st_memoryobj_free(struct gl_context *ctx, + struct gl_memory_object *obj) +{ + _mesa_delete_memory_object(ctx, obj); +} + + +static void +st_import_memoryobj_fd(struct gl_context *ctx, + struct gl_memory_object *obj, + GLuint64 size, + int fd) +{ + struct st_memory_object *st_obj = st_memory_object(obj); + struct st_context *st = st_context(ctx); + struct pipe_context *pipe = st->pipe; + struct pipe_screen *screen = pipe->screen; + struct winsys_handle whandle; + + whandle.type = DRM_API_HANDLE_TYPE_FD; + whandle.handle = fd; + whandle.offset = 0; + whandle.layer = 0; + whandle.stride = 0; + + st_obj->memory = screen->memobj_create_from_handle(screen, + &whandle, + obj->Dedicated); + + /* We own fd, but we no longer need it. So get rid of it */ + close(fd); +} + +void +st_init_memoryobject_functions(struct dd_function_table *functions) +{ + functions->NewMemoryObject = st_memoryobj_alloc; + functions->DeleteMemoryObject = st_memoryobj_free; + functions->ImportMemoryObjectFd = st_import_memoryobj_fd; +} diff --git a/src/mesa/state_tracker/st_cb_memoryobjects.h b/src/mesa/state_tracker/st_cb_memoryobjects.h new file mode 100644 index 00000000000..66065169e77 --- /dev/null +++ b/src/mesa/state_tracker/st_cb_memoryobjects.h @@ -0,0 +1,25 @@ +#ifndef ST_CB_MEMORYOBJECTS_H +#define ST_CB_MEMORYOBJECTS_H + +#include "main/compiler.h" +#include "main/mtypes.h" + +struct dd_function_table; +struct pipe_screen; + +struct st_memory_object +{ + struct gl_memory_object Base; + struct pipe_memory_object *memory; +}; + +static inline struct st_memory_object * +st_memory_object(struct gl_memory_object *obj) +{ + return (struct st_memory_object *)obj; +} + +extern void +st_init_memoryobject_functions(struct dd_function_table *functions); + +#endif diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c index 381ff9dae00..2420e743630 100644 --- a/src/mesa/state_tracker/st_context.c +++ b/src/mesa/state_tracker/st_context.c @@ -54,6 +54,7 @@ #include "st_cb_eglimage.h" #include "st_cb_fbo.h" #include "st_cb_feedback.h" +#include "st_cb_memoryobjects.h" #include "st_cb_msaa.h" #include "st_cb_perfmon.h" #include "st_cb_program.h" @@ -684,6 +685,7 @@ void st_init_driver_functions(struct pipe_screen *screen, st_init_fbo_functions(functions); st_init_feedback_functions(functions); + st_init_memoryobject_functions(functions); st_init_msaa_functions(functions); st_init_perfmon_functions(functions); st_init_program_functions(functions); -- 2.30.2