X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fglx%2Fdri_glx.c;h=9bfcb0c082a32869a58ab3c97d875397bd78e7ca;hb=3917503b9a48275f389ec1e563fdb53415b87171;hp=95cded792d916417cef047e11010e22c35360583;hpb=6ec39db726beead21d97bf64ddbe1f0b2d2d6ca1;p=mesa.git

diff --git a/src/glx/dri_glx.c b/src/glx/dri_glx.c
index 95cded792d9..9bfcb0c082a 100644
--- a/src/glx/dri_glx.c
+++ b/src/glx/dri_glx.c
@@ -61,7 +61,7 @@ struct dri_display
 
 struct dri_screen
 {
-   __GLXscreenConfigs base;
+   struct glx_screen base;
 
    __DRIscreen *driScreen;
    __GLXDRIscreen vtable;
@@ -78,11 +78,9 @@ struct dri_screen
 
 struct dri_context
 {
-   __GLXcontext base;
-   __GLXDRIcontext dri_vtable;
+   struct glx_context base;
    __DRIcontext *driContext;
    XID hwContextID;
-   __GLXscreenConfigs *psc;
 };
 
 struct dri_drawable
@@ -96,7 +94,7 @@ static const struct glx_context_vtable dri_context_vtable;
 
 /*
  * Given a display pointer and screen number, determine the name of
- * the DRI driver for the screen. (I.e. "r128", "tdfx", etc).
+ * the DRI driver for the screen (i.e., "i965", "radeon", "nouveau", etc).
  * Return True for success, False for failure.
  */
 static Bool
@@ -152,7 +150,7 @@ driGetDriverName(Display * dpy, int scrNum, char **driverName)
  * The returned char pointer points to a static array that will be
  * overwritten by subsequent calls.
  */
-PUBLIC const char *
+_X_EXPORT const char *
 glXGetScreenDriver(Display * dpy, int scrNum)
 {
    static char ret[32];
@@ -182,7 +180,7 @@ glXGetScreenDriver(Display * dpy, int scrNum)
  *
  * Note: The driver remains opened after this function returns.
  */
-PUBLIC const char *
+_X_EXPORT const char *
 glXGetDriverConfig(const char *driverName)
 {
    void *handle = driOpenDriver(driverName);
@@ -227,7 +225,7 @@ __glXReportDamage(__DRIdrawable * driDraw,
    int i;
    int x_off, y_off;
    __GLXDRIdrawable *glxDraw = loaderPrivate;
-   __GLXscreenConfigs *psc = glxDraw->psc;
+   struct glx_screen *psc = glxDraw->psc;
    Display *dpy = psc->dpy;
    Drawable drawable;
 
@@ -279,7 +277,7 @@ __glXDRIGetDrawableInfo(__DRIdrawable * drawable,
                         void *loaderPrivate)
 {
    __GLXDRIdrawable *glxDraw = loaderPrivate;
-   __GLXscreenConfigs *psc = glxDraw->psc;
+   struct glx_screen *psc = glxDraw->psc;
    Display *dpy = psc->dpy;
 
    return XF86DRIGetDrawableInfo(dpy, psc->scr, glxDraw->drawable,
@@ -338,7 +336,7 @@ CallCreateNewScreen(Display *dpy, int scrn, struct dri_screen *psc,
    drm_handle_t hFB;
    int junk;
    const __DRIconfig **driver_configs;
-   __GLcontextModes *visual;
+   struct glx_config *visual, *configs = NULL, *visuals = NULL;
 
    /* DRI protocol version. */
    dri_version.major = driDpy->driMajor;
@@ -386,7 +384,7 @@ CallCreateNewScreen(Display *dpy, int scrn, struct dri_screen *psc,
       goto handle_error;
    }
 
-   /* Get device name (like "tdfx") and the ddx version numbers.
+   /* Get device name (like "radeon") and the ddx version numbers.
     * We'll check the version in each DRI driver's "createNewScreen"
     * function. */
    if (!XF86DRIGetClientDriverName(dpy, scrn,
@@ -448,10 +446,16 @@ CallCreateNewScreen(Display *dpy, int scrn, struct dri_screen *psc,
       goto handle_error;
    }
 
-   psc->base.configs =
-      driConvertConfigs(psc->core, psc->base.configs, driver_configs);
-   psc->base.visuals =
-      driConvertConfigs(psc->core, psc->base.visuals, driver_configs);
+   configs = driConvertConfigs(psc->core, psc->base.configs, driver_configs);
+   visuals = driConvertConfigs(psc->core, psc->base.visuals, driver_configs);
+
+   if (!configs || !visuals)
+       goto handle_error;
+
+   glx_config_destroy_list(psc->base.configs);
+   psc->base.configs = configs;
+   glx_config_destroy_list(psc->base.visuals);
+   psc->base.visuals = visuals;
 
    psc->driver_configs = driver_configs;
 
@@ -480,6 +484,11 @@ CallCreateNewScreen(Display *dpy, int scrn, struct dri_screen *psc,
    return psp;
 
  handle_error:
+   if (configs)
+       glx_config_destroy_list(configs);
+   if (visuals)
+       glx_config_destroy_list(visuals);
+
    if (pSAREA != MAP_FAILED)
       drmUnmap(pSAREA, SAREA_MAX);
 
@@ -500,71 +509,89 @@ CallCreateNewScreen(Display *dpy, int scrn, struct dri_screen *psc,
 }
 
 static void
-dri_destroy_context(__GLXcontext * context)
+dri_destroy_context(struct glx_context * context)
 {
    struct dri_context *pcp = (struct dri_context *) context;
    struct dri_screen *psc = (struct dri_screen *) context->psc;
 
-   glx_send_destroy_context(psc->base.dpy, context->xid);
+   driReleaseDrawables(&pcp->base);
 
    if (context->extensions)
       XFree((char *) context->extensions);
 
-   GarbageCollectDRIDrawables(context->psc);
-
    (*psc->core->destroyContext) (pcp->driContext);
 
    XF86DRIDestroyContext(psc->base.dpy, psc->base.scr, pcp->hwContextID);
    Xfree(pcp);
 }
 
-static Bool
-driBindContext(__GLXcontext *context,
-	       __GLXDRIdrawable *draw, __GLXDRIdrawable *read)
+static int
+dri_bind_context(struct glx_context *context, struct glx_context *old,
+		 GLXDrawable draw, GLXDrawable read)
 {
    struct dri_context *pcp = (struct dri_context *) context;
-   struct dri_screen *psc = (struct dri_screen *) pcp->psc;
-   struct dri_drawable *pdr = (struct dri_drawable *) draw;
-   struct dri_drawable *prd = (struct dri_drawable *) read;
+   struct dri_screen *psc = (struct dri_screen *) pcp->base.psc;
+   struct dri_drawable *pdraw, *pread;
 
-   return (*psc->core->bindContext) (pcp->driContext,
-				     pdr->driDrawable, prd->driDrawable);
+   pdraw = (struct dri_drawable *) driFetchDrawable(context, draw);
+   pread = (struct dri_drawable *) driFetchDrawable(context, read);
+
+   driReleaseDrawables(&pcp->base);
+
+   if (pdraw == NULL || pread == NULL)
+      return GLXBadDrawable;
+
+   if ((*psc->core->bindContext) (pcp->driContext,
+				  pdraw->driDrawable, pread->driDrawable))
+      return Success;
+
+   return GLXBadContext;
 }
 
 static void
-driUnbindContext(__GLXcontext * context)
+dri_unbind_context(struct glx_context *context, struct glx_context *new)
 {
    struct dri_context *pcp = (struct dri_context *) context;
-   struct dri_screen *psc = (struct dri_screen *) pcp->psc;
+   struct dri_screen *psc = (struct dri_screen *) pcp->base.psc;
 
    (*psc->core->unbindContext) (pcp->driContext);
 }
 
 static const struct glx_context_vtable dri_context_vtable = {
    dri_destroy_context,
+   dri_bind_context,
+   dri_unbind_context,
    NULL,
    NULL,
    DRI_glXUseXFont,
    NULL,
    NULL,
+   NULL, /* get_proc_address */
 };
 
-static __GLXcontext *
-dri_create_context(__GLXscreenConfigs *base,
-		   const __GLcontextModes *mode,
-		   GLXContext shareList, int renderType)
+static struct glx_context *
+dri_create_context(struct glx_screen *base,
+		   struct glx_config *config_base,
+		   struct glx_context *shareList, int renderType)
 {
    struct dri_context *pcp, *pcp_shared;
    struct dri_screen *psc = (struct dri_screen *) base;
    drm_context_t hwContext;
    __DRIcontext *shared = NULL;
-   __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) mode;
+   __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) config_base;
 
    if (!psc->base.driScreen)
       return NULL;
 
    if (shareList) {
-      pcp_shared = (struct dri_context *) shareList->driContext;
+      /* If the shareList context is not a DRI context, we cannot possibly
+       * create a DRI context that shares it.
+       */
+      if (shareList->vtable->destroy != dri_destroy_context) {
+	 return NULL;
+      }
+
+      pcp_shared = (struct dri_context *) shareList;
       shared = pcp_shared->driContext;
    }
 
@@ -573,13 +600,13 @@ dri_create_context(__GLXscreenConfigs *base,
       return NULL;
 
    memset(pcp, 0, sizeof *pcp);
-   if (!glx_context_init(&pcp->base, &psc->base, mode)) {
+   if (!glx_context_init(&pcp->base, &psc->base, &config->base)) {
       Xfree(pcp);
       return NULL;
    }
 
    if (!XF86DRICreateContextWithConfig(psc->base.dpy, psc->base.scr,
-                                       mode->visualID,
+                                       config->base.visualID,
                                        &pcp->hwContextID, &hwContext)) {
       Xfree(pcp);
       return NULL;
@@ -596,9 +623,6 @@ dri_create_context(__GLXscreenConfigs *base,
    }
 
    pcp->base.vtable = &dri_context_vtable;
-   pcp->base.driContext = &pcp->dri_vtable;
-   pcp->dri_vtable.bindContext = driBindContext;
-   pcp->dri_vtable.unbindContext = driUnbindContext;
 
    return &pcp->base;
 }
@@ -615,13 +639,13 @@ driDestroyDrawable(__GLXDRIdrawable * pdraw)
 }
 
 static __GLXDRIdrawable *
-driCreateDrawable(__GLXscreenConfigs *base,
+driCreateDrawable(struct glx_screen *base,
                   XID xDrawable,
-                  GLXDrawable drawable, const __GLcontextModes * modes)
+                  GLXDrawable drawable, struct glx_config *config_base)
 {
    drm_drawable_t hwDrawable;
    void *empty_attribute_list = NULL;
-   __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) modes;
+   __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) config_base;
    struct dri_screen *psc = (struct dri_screen *) base;
    struct dri_drawable *pdp;
 
@@ -633,6 +657,7 @@ driCreateDrawable(__GLXscreenConfigs *base,
    if (!pdp)
       return NULL;
 
+   memset(pdp, 0, sizeof *pdp);
    pdp->base.drawable = drawable;
    pdp->base.psc = &psc->base;
 
@@ -684,7 +709,7 @@ driCopySubBuffer(__GLXDRIdrawable * pdraw,
 }
 
 static void
-driDestroyScreen(__GLXscreenConfigs *base)
+driDestroyScreen(struct glx_screen *base)
 {
    struct dri_screen *psc = (struct dri_screen *) base;
 
@@ -700,7 +725,7 @@ driDestroyScreen(__GLXscreenConfigs *base)
 #ifdef __DRI_SWAP_BUFFER_COUNTER
 
 static int
-driDrawableGetMSC(__GLXscreenConfigs *base, __GLXDRIdrawable *pdraw,
+driDrawableGetMSC(struct glx_screen *base, __GLXDRIdrawable *pdraw,
 		   int64_t *ust, int64_t *msc, int64_t *sbc)
 {
    struct dri_screen *psc = (struct dri_screen *) base;
@@ -755,17 +780,12 @@ driWaitForSBC(__GLXDRIdrawable *pdraw, int64_t target_sbc, int64_t *ust,
 static int
 driSetSwapInterval(__GLXDRIdrawable *pdraw, int interval)
 {
-   GLXContext gc = __glXGetCurrentContext();
    struct dri_drawable *pdp = (struct dri_drawable *) pdraw;
-   struct dri_screen *psc;
-
-   if (gc->driContext) {
-      psc = (struct dri_screen *) pdraw->psc;
+   struct dri_screen *psc = (struct dri_screen *) pdraw->psc;
 
-      if (psc->swapControl != NULL && pdraw != NULL) {
-	 psc->swapControl->setSwapInterval(pdp->driDrawable, interval);
-	 return 0;
-      }
+   if (psc->swapControl != NULL && pdraw != NULL) {
+      psc->swapControl->setSwapInterval(pdp->driDrawable, interval);
+      return 0;
    }
 
    return GLX_BAD_CONTEXT;
@@ -774,17 +794,11 @@ driSetSwapInterval(__GLXDRIdrawable *pdraw, int interval)
 static int
 driGetSwapInterval(__GLXDRIdrawable *pdraw)
 {
-   GLXContext gc = __glXGetCurrentContext();
    struct dri_drawable *pdp = (struct dri_drawable *) pdraw;
-   struct dri_screen *psc;
+   struct dri_screen *psc = (struct dri_screen *) pdraw->psc;
 
-   if (gc != NULL && gc->driContext) {
-      psc = (struct dri_screen *) pdraw->psc;
-
-      if (psc->swapControl != NULL && pdraw != NULL) {
-	 return psc->swapControl->getSwapInterval(pdp->driDrawable);
-      }
-   }
+   if (psc->swapControl != NULL && pdraw != NULL)
+      return psc->swapControl->getSwapInterval(pdp->driDrawable);
 
    return 0;
 }
@@ -822,11 +836,12 @@ driBindExtensions(struct dri_screen *psc, const __DRIextension **extensions)
 }
 
 static const struct glx_screen_vtable dri_screen_vtable = {
-   dri_create_context
+   dri_create_context,
+   NULL
 };
 
-static __GLXscreenConfigs *
-driCreateScreen(int screen, __GLXdisplayPrivate *priv)
+static struct glx_screen *
+driCreateScreen(int screen, struct glx_display *priv)
 {
    struct dri_display *pdp;
    __GLXDRIscreen *psp;
@@ -840,26 +855,24 @@ driCreateScreen(int screen, __GLXdisplayPrivate *priv)
       return NULL;
 
    memset(psc, 0, sizeof *psc);
-   if (!glx_screen_init(&psc->base, screen, priv))
-       return NULL;
-
-   if (!driGetDriverName(priv->dpy, screen, &driverName)) {
+   if (!glx_screen_init(&psc->base, screen, priv)) {
       Xfree(psc);
       return NULL;
    }
 
+   if (!driGetDriverName(priv->dpy, screen, &driverName)) {
+      goto cleanup;
+   }
+
    psc->driver = driOpenDriver(driverName);
    Xfree(driverName);
-   if (psc->driver == NULL) {
-      Xfree(psc);
-      return NULL;
-   }
+   if (psc->driver == NULL)
+      goto cleanup;
 
    extensions = dlsym(psc->driver, __DRI_DRIVER_EXTENSIONS);
    if (extensions == NULL) {
       ErrorMessageF("driver exports no extensions (%s)\n", dlerror());
-      Xfree(psc);
-      return NULL;
+      goto cleanup;
    }
 
    for (i = 0; extensions[i]; i++) {
@@ -869,19 +882,14 @@ driCreateScreen(int screen, __GLXdisplayPrivate *priv)
 	 psc->legacy = (__DRIlegacyExtension *) extensions[i];
    }
 
-   if (psc->core == NULL || psc->legacy == NULL) {
-      Xfree(psc);
-      return NULL;
-   }
+   if (psc->core == NULL || psc->legacy == NULL)
+      goto cleanup;
 
    pdp = (struct dri_display *) priv->driDisplay;
    psc->driScreen =
       CallCreateNewScreen(psc->base.dpy, screen, psc, pdp);
-   if (psc->driScreen == NULL) {
-      dlclose(psc->driver);
-      Xfree(psc);
-      return NULL;
-   }
+   if (psc->driScreen == NULL)
+      goto cleanup;
 
    extensions = psc->core->getExtensions(psc->driScreen);
    driBindExtensions(psc, extensions);
@@ -906,6 +914,16 @@ driCreateScreen(int screen, __GLXdisplayPrivate *priv)
    psp->getSwapInterval = driGetSwapInterval;
 
    return &psc->base;
+
+cleanup:
+   CriticalErrorMessageF("failed to load driver: %s\n", driverName);
+
+   if (psc->driver)
+      dlclose(psc->driver);
+   glx_screen_cleanup(&psc->base);
+   Xfree(psc);
+
+   return NULL;
 }
 
 /* Called from __glXFreeDisplayPrivate.