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-rw-r--r--src/driclient/src/driclient.c128
1 files changed, 68 insertions, 60 deletions
diff --git a/src/driclient/src/driclient.c b/src/driclient/src/driclient.c
index 94d01aca4f..2d7514166f 100644
--- a/src/driclient/src/driclient.c
+++ b/src/driclient/src/driclient.c
@@ -12,40 +12,40 @@ int driCreateScreen(Display *display, int screen, dri_screen_t **dri_screen, dri
drm_handle_t sarea_handle;
char *bus_id;
dri_screen_t *dri_scrn;
-
+
assert(display);
assert(dri_screen);
-
+
if (!XF86DRIQueryExtension(display, &evbase, &errbase))
return 1;
-
+
dri_scrn = calloc(1, sizeof(dri_screen_t));
-
+
if (!dri_scrn)
return 1;
if (!XF86DRIQueryVersion(display, &dri_scrn->dri.major, &dri_scrn->dri.minor, &dri_scrn->dri.patch))
goto free_screen;
-
+
dri_scrn->display = display;
dri_scrn->num = screen;
dri_scrn->draw_lock_id = 1;
-
+
if (!XF86DRIOpenConnection(display, screen, &sarea_handle, &bus_id))
goto free_screen;
-
+
dri_scrn->fd = -1;
dri_scrn->fd = drmOpenOnce(NULL, bus_id, &newly_opened);
XFree(bus_id);
if (dri_scrn->fd < 0)
goto close_connection;
-
+
if (drmGetMagic(dri_scrn->fd, &magic))
goto close_drm;
-
+
drm_version = drmGetVersion(dri_scrn->fd);
-
+
if (!drm_version)
goto close_drm;
@@ -53,10 +53,10 @@ int driCreateScreen(Display *display, int screen, dri_screen_t **dri_screen, dri
dri_scrn->drm.minor = drm_version->version_minor;
dri_scrn->drm.patch = drm_version->version_patchlevel;
drmFreeVersion(drm_version);
-
+
if (!XF86DRIAuthConnection(display, screen, magic))
goto close_drm;
-
+
if (!XF86DRIGetClientDriverName
(
display,
@@ -67,15 +67,15 @@ int driCreateScreen(Display *display, int screen, dri_screen_t **dri_screen, dri
&driver_name
))
goto close_drm;
-
+
if (drmMap(dri_scrn->fd, sarea_handle, SAREA_MAX, (drmAddress)&dri_scrn->sarea))
goto close_drm;
-
+
dri_scrn->drawable_hash = drmHashCreate();
-
+
if (!dri_scrn->drawable_hash)
goto unmap_sarea;
-
+
if (dri_framebuf)
{
if (!XF86DRIGetDeviceInfo
@@ -90,9 +90,9 @@ int driCreateScreen(Display *display, int screen, dri_screen_t **dri_screen, dri
))
goto destroy_hash;
}
-
+
*dri_screen = dri_scrn;
-
+
return 0;
destroy_hash:
@@ -105,20 +105,20 @@ close_connection:
XF86DRICloseConnection(display, screen);
free_screen:
free(dri_scrn);
-
+
return 1;
}
int driDestroyScreen(dri_screen_t *dri_screen)
{
assert(dri_screen);
-
+
drmHashDestroy(dri_screen->drawable_hash);
drmUnmap(dri_screen->sarea, SAREA_MAX);
drmCloseOnce(dri_screen->fd);
XF86DRICloseConnection(dri_screen->display, dri_screen->num);
free(dri_screen);
-
+
return 0;
}
@@ -126,73 +126,82 @@ int driCreateDrawable(dri_screen_t *dri_screen, Drawable drawable, dri_drawable_
{
int evbase, errbase;
dri_drawable_t *dri_draw;
-
+
assert(dri_screen);
assert(dri_drawable);
-
+
if (!XF86DRIQueryExtension(dri_screen->display, &evbase, &errbase))
return 1;
-
+
if (!drmHashLookup(dri_screen->drawable_hash, drawable, (void**)dri_drawable))
{
/* Found */
(*dri_drawable)->refcount++;
return 0;
}
-
+
dri_draw = calloc(1, sizeof(dri_drawable_t));
-
+
if (!dri_draw)
return 1;
-
+
if (!XF86DRICreateDrawable(dri_screen->display, 0, drawable, &dri_draw->drm_drawable))
{
free(dri_draw);
return 1;
}
-
+
dri_draw->x_drawable = drawable;
dri_draw->sarea_index = 0;
dri_draw->sarea_stamp = NULL;
dri_draw->last_sarea_stamp = 0;
dri_draw->dri_screen = dri_screen;
dri_draw->refcount = 1;
-
+
if (drmHashInsert(dri_screen->drawable_hash, drawable, dri_draw))
{
XF86DRIDestroyDrawable(dri_screen->display, dri_screen->num, drawable);
free(dri_draw);
return 1;
}
-
- /*
- * XXX: Need this to initialize sarea pointer and other stuff in dri_drawable_t
- * to be able to use the DRI_VALIDATE_DRAWABLE_INFO macro, but is it safe to
- * call without any sync?
- */
- if (driUpdateDrawableInfo(dri_draw))
+
+ if (!dri_draw->sarea_stamp || *dri_draw->sarea_stamp != dri_draw->last_sarea_stamp)
{
- XF86DRIDestroyDrawable(dri_screen->display, dri_screen->num, drawable);
- free(dri_draw);
- return 1;
+ DRM_SPINLOCK(&dri_screen->sarea->drawable_lock, dri_screen->draw_lock_id);
+
+ if (driUpdateDrawableInfo(dri_draw))
+ {
+ XF86DRIDestroyDrawable(dri_screen->display, dri_screen->num, drawable);
+ free(dri_draw);
+ DRM_SPINUNLOCK(&dri_screen->sarea->drawable_lock, dri_screen->draw_lock_id);
+ return 1;
+ }
+
+ DRM_SPINUNLOCK(&dri_screen->sarea->drawable_lock, dri_screen->draw_lock_id);
}
-
+
*dri_drawable = dri_draw;
-
+
return 0;
}
int driUpdateDrawableInfo(dri_drawable_t *dri_drawable)
{
assert(dri_drawable);
-
+
if (dri_drawable->cliprects)
+ {
XFree(dri_drawable->cliprects);
+ dri_drawable->cliprects = NULL;
+ }
if (dri_drawable->back_cliprects)
+ {
XFree(dri_drawable->back_cliprects);
-
+ dri_drawable->back_cliprects = NULL;
+ }
+
DRM_SPINUNLOCK(&dri_drawable->dri_screen->sarea->drawable_lock, dri_drawable->dri_screen->draw_lock_id);
-
+
if (!XF86DRIGetDrawableInfo
(
dri_drawable->dri_screen->display,
@@ -217,21 +226,21 @@ int driUpdateDrawableInfo(dri_drawable_t *dri_drawable)
dri_drawable->cliprects = NULL;
dri_drawable->num_back_cliprects = 0;
dri_drawable->back_cliprects = 0;
-
+
return 1;
}
else
dri_drawable->sarea_stamp = &dri_drawable->dri_screen->sarea->drawableTable[dri_drawable->sarea_index].stamp;
-
+
DRM_SPINLOCK(&dri_drawable->dri_screen->sarea->drawable_lock, dri_drawable->dri_screen->draw_lock_id);
-
+
return 0;
}
int driDestroyDrawable(dri_drawable_t *dri_drawable)
{
assert(dri_drawable);
-
+
if (--dri_drawable->refcount == 0)
{
if (dri_drawable->cliprects)
@@ -242,7 +251,7 @@ int driDestroyDrawable(dri_drawable_t *dri_drawable)
XF86DRIDestroyDrawable(dri_drawable->dri_screen->display, dri_drawable->dri_screen->num, dri_drawable->x_drawable);
free(dri_drawable);
}
-
+
return 0;
}
@@ -250,38 +259,37 @@ int driCreateContext(dri_screen_t *dri_screen, Visual *visual, dri_context_t **d
{
int evbase, errbase;
dri_context_t *dri_ctx;
-
+
assert(dri_screen);
assert(visual);
assert(dri_context);
-
+
if (!XF86DRIQueryExtension(dri_screen->display, &evbase, &errbase))
return 1;
-
+
dri_ctx = calloc(1, sizeof(dri_context_t));
-
+
if (!dri_ctx)
return 1;
-
+
if (!XF86DRICreateContext(dri_screen->display, dri_screen->num, visual, &dri_ctx->id, &dri_ctx->drm_context))
{
free(dri_ctx);
return 1;
}
-
- dri_ctx->dri_screen = dri_screen;
+
+ dri_ctx->dri_screen = dri_screen;
*dri_context = dri_ctx;
-
+
return 0;
}
int driDestroyContext(dri_context_t *dri_context)
{
assert(dri_context);
-
+
XF86DRIDestroyContext(dri_context->dri_screen->display, dri_context->dri_screen->num, dri_context->id);
free(dri_context);
-
+
return 0;
}
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-29 07:48:03 +0000