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mesa: add support for semaphore object signal/wait v3

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Memory synchronization is left for a future patch.

v2: flush vertices/bitmaps moved to mesa/main
v3: removed spaces before/after braces

Signed-off-by: Andres Rodriguez <andresx7@gmail.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Andres Rodriguez 2017-10-16 20:10:31 -04:00
parent 260f7fcc46
commit 89b52891fd
2 changed files with 52 additions and 0 deletions
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14
src/mesa/main/dd.h
View file

@ -1150,6 +1150,20 @@ struct dd_function_table {
*/
void (*DeleteSemaphoreObject)(struct gl_context *ctx,
struct gl_semaphore_object *semObj);
/**
* Introduce an operation to wait for the semaphore object in the GL
* server's command stream
*/
void (*ServerWaitSemaphoreObject)(struct gl_context *ctx,
struct gl_semaphore_object *semObj);
/**
* Introduce an operation to signal the semaphore object in the GL
* server's command stream
*/
void (*ServerSignalSemaphoreObject)(struct gl_context *ctx,
struct gl_semaphore_object *semObj);
/*@}*/
/**

38
src/mesa/main/externalobjects.c
View file

@ -23,6 +23,7 @@
#include "macros.h"
#include "mtypes.h"
#include "context.h"
#include "externalobjects.h"
#include "teximage.h"
#include "texobj.h"
@ -713,7 +714,26 @@ _mesa_WaitSemaphoreEXT(GLuint semaphore,
const GLuint *textures,
const GLenum *srcLayouts)
{
GET_CURRENT_CONTEXT(ctx);
struct gl_semaphore_object *semObj;
if (!ctx->Extensions.EXT_semaphore) {
_mesa_error(ctx, GL_INVALID_OPERATION, "glWaitSemaphoreEXT(unsupported)");
return;
}
ASSERT_OUTSIDE_BEGIN_END(ctx);
semObj = _mesa_lookup_semaphore_object(ctx, semaphore);
if (!semObj)
return;
FLUSH_VERTICES(ctx, 0);
FLUSH_CURRENT(ctx, 0);
/* TODO: memory barriers and layout transitions */
ctx->Driver.ServerWaitSemaphoreObject(ctx, semObj);
}
void GLAPIENTRY
@ -724,7 +744,25 @@ _mesa_SignalSemaphoreEXT(GLuint semaphore,
const GLuint *textures,
const GLenum *dstLayouts)
{
GET_CURRENT_CONTEXT(ctx);
struct gl_semaphore_object *semObj;
if (!ctx->Extensions.EXT_semaphore) {
_mesa_error(ctx, GL_INVALID_OPERATION, "glSignalSemaphoreEXT(unsupported)");
return;
}
ASSERT_OUTSIDE_BEGIN_END(ctx);
semObj = _mesa_lookup_semaphore_object(ctx, semaphore);
if (!semObj)
return;
FLUSH_VERTICES(ctx, 0);
FLUSH_CURRENT(ctx, 0);
/* TODO: memory barriers and layout transitions */
ctx->Driver.ServerSignalSemaphoreObject(ctx, semObj);
}
void GLAPIENTRY