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cogl-winsys-egl-kms: Add cogl_kms_renderer_set_kms_fd

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Reviewed-by: Neil Roberts <neil@linux.intel.com>
(cherry picked from commit 7bc7ea4cb5e8134a3aeed9615477f4152b558509)

Conflicts:
	cogl/winsys/cogl-winsys-egl-kms.c
This commit is contained in:
Jasper St. Pierre 2014-02-28 09:40:31 -05:00 committed by Neil Roberts
parent 76cdaabc15
commit 0d91085193
4 changed files with 56 additions and 8 deletions
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16
cogl/cogl-kms-renderer.h
View File

@ -38,6 +38,22 @@
COGL_BEGIN_DECLS
/**
* cogl_kms_renderer_set_kms_fd:
* @renderer: A #CoglRenderer
* @fd: The fd to kms to use
*
* Sets the file descriptor Cogl should use to communicate
* to the kms driver. If -1 (the default), then Cogl will
* open its own FD by trying to open "/dev/dri/card0".
*
* Since: 1.18
* Stability: unstable
*/
void
cogl_kms_renderer_set_kms_fd (CoglRenderer *renderer,
int fd);
/**
* cogl_kms_renderer_get_kms_fd:
* @renderer: A #CoglRenderer

4
cogl/cogl-renderer-private.h
View File

@ -88,6 +88,10 @@ struct _CoglRenderer
CoglBool wayland_enable_event_dispatch;
#endif
#if defined (COGL_HAS_EGL_PLATFORM_KMS_SUPPORT)
int kms_fd;
#endif
#ifdef COGL_HAS_SDL_SUPPORT
CoglBool sdl_event_type_set;
uint32_t sdl_event_type;

4
cogl/cogl-renderer.c
View File

@ -303,6 +303,10 @@ cogl_renderer_new (void)
renderer->wayland_enable_event_dispatch = TRUE;
#endif
#ifdef COGL_HAS_EGL_PLATFORM_KMS_SUPPORT
renderer->kms_fd = -1;
#endif
return _cogl_renderer_object_new (renderer);
}

40
cogl/winsys/cogl-winsys-egl-kms.c
View File

@ -69,6 +69,7 @@ static const CoglWinsysVtable *parent_vtable;
typedef struct _CoglRendererKMS
{
int fd;
int opened_fd;
struct gbm_device *gbm;
CoglClosure *swap_notify_idle;
} CoglRendererKMS;
@ -285,14 +286,25 @@ _cogl_winsys_renderer_connect (CoglRenderer *renderer,
* we're doing here... */
g_setenv ("EGL_PLATFORM", "drm", 1);
kms_renderer->fd = open (device_name, O_RDWR);
if (kms_renderer->fd < 0)
kms_renderer->fd = -1;
kms_renderer->opened_fd = -1;
if (renderer->kms_fd >= 0)
{
/* Probably permissions error */
_cogl_set_error (error, COGL_WINSYS_ERROR,
COGL_WINSYS_ERROR_INIT,
"Couldn't open %s", device_name);
return FALSE;
kms_renderer->fd = renderer->kms_fd;
}
else
{
kms_renderer->opened_fd = open (device_name, O_RDWR);
kms_renderer->fd = kms_renderer->opened_fd;
if (kms_renderer->fd < 0)
{
/* Probably permissions error */
_cogl_set_error (error, COGL_WINSYS_ERROR,
COGL_WINSYS_ERROR_INIT,
"Couldn't open %s", device_name);
return FALSE;
}
}
kms_renderer->gbm = gbm_create_device (kms_renderer->fd);
@ -330,7 +342,8 @@ egl_terminate:
destroy_gbm_device:
gbm_device_destroy (kms_renderer->gbm);
close_fd:
close (kms_renderer->fd);
if (kms_renderer->opened_fd >= 0)
close (kms_renderer->opened_fd);
_cogl_winsys_renderer_disconnect (renderer);
@ -1075,6 +1088,17 @@ _cogl_winsys_egl_kms_get_vtable (void)
return &vtable;
}
void
cogl_kms_renderer_set_kms_fd (CoglRenderer *renderer,
int fd)
{
_COGL_RETURN_IF_FAIL (cogl_is_renderer (renderer));
/* NB: Renderers are considered immutable once connected */
_COGL_RETURN_IF_FAIL (!renderer->connected);
renderer->kms_fd = fd;
}
int
cogl_kms_renderer_get_kms_fd (CoglRenderer *renderer)
{