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-rw-r--r--src/glx/x11/dri_glx.c288
1 files changed, 136 insertions, 152 deletions
diff --git a/src/glx/x11/dri_glx.c b/src/glx/x11/dri_glx.c
index 7435f2719df..1cb3204d4c7 100644
--- a/src/glx/x11/dri_glx.c
+++ b/src/glx/x11/dri_glx.c
@@ -255,6 +255,8 @@ static const __DRIextension *loader_extensions[] = {
NULL
};
+#ifndef GLX_USE_APPLEGL
+
/**
* Perform the required libGL-side initialization and call the client-side
* driver's \c __driCreateNewScreen function.
@@ -267,17 +269,12 @@ static const __DRIextension *loader_extensions[] = {
* \c __driCreateNewScreen function.
* \returns A pointer to the \c __DRIscreenPrivate structure returned by
* the client-side driver on success, or \c NULL on failure.
- *
- * \todo This function needs to be modified to remove context-modes from the
- * list stored in the \c __GLXscreenConfigsRec to match the list
- * returned by the client-side driver.
*/
static void *
CallCreateNewScreen(Display *dpy, int scrn, __GLXscreenConfigs *psc,
__GLXDRIdisplayPrivate * driDpy)
{
void *psp = NULL;
-#ifndef GLX_USE_APPLEGL
drm_handle_t hSAREA;
drmAddress pSAREA = MAP_FAILED;
char *BusID;
@@ -287,175 +284,162 @@ CallCreateNewScreen(Display *dpy, int scrn, __GLXscreenConfigs *psc,
__DRIframebuffer framebuffer;
int fd = -1;
int status;
- const char * err_msg;
- const char * err_extra;
+
+ drm_magic_t magic;
+ drmVersionPtr version;
+ int newlyopened;
+ char *driverName;
+ drm_handle_t hFB;
+ int junk;
const __DRIconfig **driver_configs;
+ /* DRI protocol version. */
dri_version.major = driDpy->driMajor;
dri_version.minor = driDpy->driMinor;
dri_version.patch = driDpy->driPatch;
- err_msg = "XF86DRIOpenConnection";
- err_extra = NULL;
-
framebuffer.base = MAP_FAILED;
framebuffer.dev_priv = NULL;
- if (XF86DRIOpenConnection(dpy, scrn, &hSAREA, &BusID)) {
- int newlyopened;
- fd = drmOpenOnce(NULL,BusID, &newlyopened);
- Xfree(BusID); /* No longer needed */
-
- err_msg = "open DRM";
- err_extra = strerror( -fd );
-
- if (fd >= 0) {
- drm_magic_t magic;
-
- err_msg = "drmGetMagic";
- err_extra = NULL;
-
- if (!drmGetMagic(fd, &magic)) {
- drmVersionPtr version = drmGetVersion(fd);
- if (version) {
- drm_version.major = version->version_major;
- drm_version.minor = version->version_minor;
- drm_version.patch = version->version_patchlevel;
- drmFreeVersion(version);
- }
- else {
- drm_version.major = -1;
- drm_version.minor = -1;
- drm_version.patch = -1;
- }
-
- err_msg = "XF86DRIAuthConnection";
- if (!newlyopened || XF86DRIAuthConnection(dpy, scrn, magic)) {
- char *driverName;
-
- /*
- * Get device name (like "tdfx") and the ddx version
- * numbers. We'll check the version in each DRI driver's
- * "createNewScreen" function.
- */
- err_msg = "XF86DRIGetClientDriverName";
- if (XF86DRIGetClientDriverName(dpy, scrn,
- &ddx_version.major,
- &ddx_version.minor,
- &ddx_version.patch,
- &driverName)) {
- drm_handle_t hFB;
- int junk;
-
- /* No longer needed. */
- Xfree( driverName );
-
-
- /*
- * Get device-specific info. pDevPriv will point to a struct
- * (such as DRIRADEONRec in xfree86/driver/ati/radeon_dri.h)
- * that has information about the screen size, depth, pitch,
- * ancilliary buffers, DRM mmap handles, etc.
- */
- err_msg = "XF86DRIGetDeviceInfo";
- if (XF86DRIGetDeviceInfo(dpy, scrn,
- &hFB,
- &junk,
- &framebuffer.size,
- &framebuffer.stride,
- &framebuffer.dev_priv_size,
- &framebuffer.dev_priv)) {
- framebuffer.width = DisplayWidth(dpy, scrn);
- framebuffer.height = DisplayHeight(dpy, scrn);
-
- /*
- * Map the framebuffer region.
- */
- status = drmMap(fd, hFB, framebuffer.size,
- (drmAddressPtr)&framebuffer.base);
-
- err_msg = "drmMap of framebuffer";
- err_extra = strerror( -status );
-
- if ( status == 0 ) {
- /*
- * Map the SAREA region. Further mmap regions
- * may be setup in each DRI driver's
- * "createNewScreen" function.
- */
- status = drmMap(fd, hSAREA, SAREA_MAX,
- &pSAREA);
-
- err_msg = "drmMap of sarea";
- err_extra = strerror( -status );
-
- if ( status == 0 ) {
- err_msg = "InitDriver";
- err_extra = NULL;
- psp = (*psc->legacy->createNewScreen)(scrn,
- & ddx_version,
- & dri_version,
- & drm_version,
- & framebuffer,
- pSAREA,
- fd,
- loader_extensions,
- & driver_configs,
- psc);
-
- if (psp) {
- psc->configs =
- driConvertConfigs(psc->core,
- psc->configs,
- driver_configs);
- psc->visuals =
- driConvertConfigs(psc->core,
- psc->visuals,
- driver_configs);
- }
- }
- }
- }
- }
- }
- }
- }
+ if (!XF86DRIOpenConnection(dpy, scrn, &hSAREA, &BusID)) {
+ fprintf(stderr, "libGL error: XF86DRIOpenConnection failed\n");
+ goto handle_error;
}
- if ( psp == NULL ) {
- if ( pSAREA != MAP_FAILED ) {
- (void)drmUnmap(pSAREA, SAREA_MAX);
- }
+ fd = drmOpenOnce(NULL, BusID, &newlyopened);
- if ( framebuffer.base != MAP_FAILED ) {
- (void)drmUnmap((drmAddress)framebuffer.base, framebuffer.size);
- }
+ Xfree(BusID); /* No longer needed */
- if ( framebuffer.dev_priv != NULL ) {
- Xfree(framebuffer.dev_priv);
- }
+ if (fd < 0) {
+ fprintf(stderr, "libGL error: drmOpenOnce failed (%s)\n",
+ strerror(-fd));
+ goto handle_error;
+ }
- if ( fd >= 0 ) {
- (void)drmCloseOnce(fd);
- }
+ if (drmGetMagic(fd, &magic)) {
+ fprintf(stderr, "libGL error: drmGetMagic failed\n");
+ goto handle_error;
+ }
- (void)XF86DRICloseConnection(dpy, scrn);
+ version = drmGetVersion(fd);
+ if (version) {
+ drm_version.major = version->version_major;
+ drm_version.minor = version->version_minor;
+ drm_version.patch = version->version_patchlevel;
+ drmFreeVersion(version);
+ }
+ else {
+ drm_version.major = -1;
+ drm_version.minor = -1;
+ drm_version.patch = -1;
+ }
- if ( err_extra != NULL ) {
- fprintf(stderr, "libGL error: %s failed (%s)\n", err_msg,
- err_extra);
- }
- else {
- fprintf(stderr, "libGL error: %s failed\n", err_msg );
- }
+ if (newlyopened && !XF86DRIAuthConnection(dpy, scrn, magic)) {
+ fprintf(stderr, "libGL error: XF86DRIAuthConnection failed\n");
+ goto handle_error;
+ }
- fprintf(stderr, "libGL error: reverting to (slow) indirect rendering\n");
+ /* Get device name (like "tdfx") and the ddx version numbers.
+ * We'll check the version in each DRI driver's "createNewScreen"
+ * function. */
+ if (!XF86DRIGetClientDriverName(dpy, scrn,
+ &ddx_version.major,
+ &ddx_version.minor,
+ &ddx_version.patch,
+ &driverName)) {
+ fprintf(stderr, "libGL error: XF86DRIGetClientDriverName failed\n");
+ goto handle_error;
+ }
+
+ Xfree(driverName); /* No longer needed. */
+
+ /*
+ * Get device-specific info. pDevPriv will point to a struct
+ * (such as DRIRADEONRec in xfree86/driver/ati/radeon_dri.h) that
+ * has information about the screen size, depth, pitch, ancilliary
+ * buffers, DRM mmap handles, etc.
+ */
+ if (!XF86DRIGetDeviceInfo(dpy, scrn, &hFB, &junk,
+ &framebuffer.size, &framebuffer.stride,
+ &framebuffer.dev_priv_size, &framebuffer.dev_priv)) {
+ fprintf(stderr, "libGL error: XF86DRIGetDeviceInfo failed");
+ goto handle_error;
}
-#endif /* !GLX_USE_APPLEGL */
+
+ framebuffer.width = DisplayWidth(dpy, scrn);
+ framebuffer.height = DisplayHeight(dpy, scrn);
+
+ /* Map the framebuffer region. */
+ status = drmMap(fd, hFB, framebuffer.size,
+ (drmAddressPtr)&framebuffer.base);
+ if (status != 0) {
+ fprintf(stderr, "libGL error: drmMap of framebuffer failed (%s)",
+ strerror(-status));
+ goto handle_error;
+ }
+
+ /* Map the SAREA region. Further mmap regions may be setup in
+ * each DRI driver's "createNewScreen" function.
+ */
+ status = drmMap(fd, hSAREA, SAREA_MAX, &pSAREA);
+ if (status != 0) {
+ fprintf(stderr, "libGL error: drmMap of SAREA failed (%s)",
+ strerror(-status));
+ goto handle_error;
+ }
+
+ psp = (*psc->legacy->createNewScreen)(scrn,
+ &ddx_version,
+ &dri_version,
+ &drm_version,
+ &framebuffer,
+ pSAREA,
+ fd,
+ loader_extensions,
+ &driver_configs,
+ psc);
+
+ if (psp == NULL) {
+ fprintf(stderr, "libGL error: Calling driver entry point failed");
+ goto handle_error;
+ }
+
+ psc->configs = driConvertConfigs(psc->core, psc->configs, driver_configs);
+ psc->visuals = driConvertConfigs(psc->core, psc->visuals, driver_configs);
return psp;
+
+ handle_error:
+ if (pSAREA != MAP_FAILED)
+ drmUnmap(pSAREA, SAREA_MAX);
+
+ if (framebuffer.base != MAP_FAILED)
+ drmUnmap((drmAddress)framebuffer.base, framebuffer.size);
+
+ if (framebuffer.dev_priv != NULL)
+ Xfree(framebuffer.dev_priv);
+
+ if (fd >= 0)
+ drmCloseOnce(fd);
+
+ XF86DRICloseConnection(dpy, scrn);
+
+ fprintf(stderr, "libGL error: reverting to (slow) indirect rendering\n");
+
+ return NULL;
+}
+
+#else /* !GLX_USE_APPLEGL */
+
+static void *
+CallCreateNewScreen(Display *dpy, int scrn, __GLXscreenConfigs *psc,
+ __GLXDRIdisplayPrivate * driDpy)
+{
+ return NULL;
}
+#endif /* !GLX_USE_APPLEGL */
+
static void driDestroyContext(__GLXDRIcontext *context,
__GLXscreenConfigs *psc, Display *dpy)
{
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