-/*
- * Copyright (c) 2007 Intel Corporation. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#define _GNU_SOURCE 1
-#include "va.h"
-#include "va_backend.h"
-#include "va_android.h"
-#include "va_dricommon.h" /* needs some helper functions from this file */
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <dlfcn.h>
-#include <errno.h>
-#ifndef ANDROID
-#include <libudev.h>
-#include "drm_test.h"
-#endif
-
-#define CHECK_SYMBOL(func) { if (!func) printf("func %s not found\n", #func); return VA_STATUS_ERROR_UNKNOWN; }
-#define DEVICE_NAME "/dev/card0"
-
-static VADisplayContextP pDisplayContexts = NULL;
-
-static int open_device (char *dev_name)
-{
- struct stat st;
- int fd;
-
- if (-1 == stat (dev_name, &st))
- {
- printf ("Cannot identify '%s': %d, %s\n",
- dev_name, errno, strerror (errno));
- return -1;
- }
-
- if (!S_ISCHR (st.st_mode))
- {
- printf ("%s is no device\n", dev_name);
- return -1;
- }
-
- fd = open (dev_name, O_RDWR);
-
- if (-1 == fd)
- {
- fprintf (stderr, "Cannot open '%s': %d, %s\n",
- dev_name, errno, strerror (errno));
- return -1;
- }
-
- return fd;
-}
-
-static int va_DisplayContextIsValid (
- VADisplayContextP pDisplayContext
-)
-{
- VADisplayContextP ctx = pDisplayContexts;
-
- while (ctx)
- {
- if (ctx == pDisplayContext && pDisplayContext->pDriverContext)
- return 1;
- ctx = ctx->pNext;
- }
- return 0;
-}
-
-static void va_DisplayContextDestroy (
- VADisplayContextP pDisplayContext
-)
-{
- VADisplayContextP *ctx = &pDisplayContexts;
-
- /* Throw away pDisplayContext */
- while (*ctx)
- {
- if (*ctx == pDisplayContext)
- {
- *ctx = pDisplayContext->pNext;
- pDisplayContext->pNext = NULL;
- break;
- }
- ctx = &((*ctx)->pNext);
- }
- free(pDisplayContext->pDriverContext->dri_state);
- free(pDisplayContext->pDriverContext);
- free(pDisplayContext);
-}
-
-#ifdef ANDROID
-static VAStatus va_DisplayContextGetDriverName (
- VADisplayContextP pDisplayContext,
- char **driver_name
-)
-{
- VADriverContextP ctx = pDisplayContext->pDriverContext;
- struct dri_state *dri_state = (struct dri_state *)ctx->dri_state;
- char *driver_name_env;
- int vendor_id, device_id;
-
- struct {
- int vendor_id;
- int device_id;
- char driver_name[64];
- } devices[] = {
- { 0x8086, 0x4100, "pvr" },
- { 0x8086, 0x0130, "pvr" },
- { 0x0, 0x0, "\0" },
- };
-
- memset(dri_state, 0, sizeof(*dri_state));
- dri_state->fd = open_device(DEVICE_NAME);
-
- if (dri_state->fd < 0) {
- fprintf(stderr,"can't open DRM devices\n");
- return VA_STATUS_ERROR_UNKNOWN;
- }
-
- if ((driver_name_env = getenv("LIBVA_DRIVER_NAME")) != NULL
- && geteuid() == getuid()) {
- /* don't allow setuid apps to use LIBVA_DRIVER_NAME */
- *driver_name = strdup(driver_name_env);
- return VA_STATUS_SUCCESS;
- } else { /* TBD: other vendor driver names */
- vendor_id = devices[0].vendor_id;
- device_id = devices[0].device_id;
- *driver_name = strdup(devices[0].driver_name);
- }
-
- dri_state->driConnectedFlag = VA_DUMMY;
-
- return VA_STATUS_SUCCESS;
-}
-#else
-static VAStatus va_DisplayContextGetDriverName (
- VADisplayContextP pDisplayContext,
- char **driver_name
-)
-{
- VADriverContextP ctx = pDisplayContext->pDriverContext;
- struct dri_state *dri_state = (struct dri_state *)ctx->dri_state;
- char *driver_name_env;
- int vendor_id, device_id;
-
- struct {
- int vendor_id;
- int device_id;
- char driver_name[64];
- } devices[] = {
- { 0x8086, 0x4100, "pvr" },
- { 0x8086, 0x0130, "pvr" },
- { 0x0, 0x0, "\0" },
- };
-
- memset(dri_state, 0, sizeof(*dri_state));
- dri_state->fd = drm_open_any(&vendor_id, &device_id);
-
- if (dri_state->fd < 0) {
- fprintf(stderr,"can't open DRM devices\n");
- return VA_STATUS_ERROR_UNKNOWN;
- }
-
- if ((driver_name_env = getenv("LIBVA_DRIVER_NAME")) != NULL
- && geteuid() == getuid()) {
- /* don't allow setuid apps to use LIBVA_DRIVER_NAME */
- *driver_name = strdup(driver_name_env);
- return VA_STATUS_SUCCESS;
- } else { /* TBD: other vendor driver names */
- int i = 0;
-
- while (devices[i].device_id != 0) {
- if ((devices[i].vendor_id == vendor_id) &&
- (devices[i].device_id == device_id))
- break;
- i++;
- }
-
- if (devices[i].device_id != 0)
- *driver_name = strdup(devices[i].driver_name);
- else {
- fprintf(stderr,"device (0x%04x:0x%04x) is not supported\n",
- vendor_id, device_id);
-
- return VA_STATUS_ERROR_UNKNOWN;
- }
- }
-
- printf("DRM device is opened, loading driver %s for device 0x%04x:0x%04x\n",
- driver_name, vendor_id, device_id);
-
- dri_state->driConnectedFlag = VA_DUMMY;
-
- return VA_STATUS_SUCCESS;
-}
-#endif
-
-VADisplay vaGetDisplay (
- void *native_dpy /* implementation specific */
-)
-{
- VADisplay dpy = NULL;
- VADisplayContextP pDisplayContext = pDisplayContexts;
-
- if (!native_dpy)
- return NULL;
-
- while (pDisplayContext)
- {
- if (pDisplayContext->pDriverContext &&
- pDisplayContext->pDriverContext->native_dpy == (void *)native_dpy)
- {
- dpy = (VADisplay)pDisplayContext;
- break;
- }
- pDisplayContext = pDisplayContext->pNext;
- }
-
-
- if (!dpy)
- {
- /* create new entry */
- VADriverContextP pDriverContext;
- struct dri_state *dri_state;
- pDisplayContext = (VADisplayContextP)calloc(1, sizeof(*pDisplayContext));
- pDriverContext = (VADriverContextP)calloc(1, sizeof(*pDriverContext));
- dri_state = calloc(1, sizeof(*dri_state));
- if (pDisplayContext && pDriverContext && dri_state)
- {
- pDisplayContext->vadpy_magic = VA_DISPLAY_MAGIC;
-
- pDriverContext->native_dpy = (void *)native_dpy;
- pDisplayContext->pNext = pDisplayContexts;
- pDisplayContext->pDriverContext = pDriverContext;
- pDisplayContext->vaIsValid = va_DisplayContextIsValid;
- pDisplayContext->vaDestroy = va_DisplayContextDestroy;
- pDisplayContext->vaGetDriverName = va_DisplayContextGetDriverName;
- pDisplayContexts = pDisplayContext;
- pDriverContext->dri_state = dri_state;
- dpy = (VADisplay)pDisplayContext;
- }
- else
- {
- if (pDisplayContext)
- free(pDisplayContext);
- if (pDriverContext)
- free(pDriverContext);
- if (dri_state)
- free(dri_state);
- }
- }
-
- return dpy;
-}
-
-#define CTX(dpy) (((VADisplayContextP)dpy)->pDriverContext)
-#define CHECK_DISPLAY(dpy) if( !vaDisplayIsValid(dpy) ) { return VA_STATUS_ERROR_INVALID_DISPLAY; }
-
-static int vaDisplayIsValid(VADisplay dpy)
-{
- VADisplayContextP pDisplayContext = (VADisplayContextP)dpy;
- return pDisplayContext && (pDisplayContext->vadpy_magic == VA_DISPLAY_MAGIC) && pDisplayContext->vaIsValid(pDisplayContext);
-}
-
-#ifdef ANDROID
-VAStatus vaPutSurface (
- VADisplay dpy,
- VASurfaceID surface,
- Surface *draw, /* Android Surface/Window */
- short srcx,
- short srcy,
- unsigned short srcw,
- unsigned short srch,
- short destx,
- short desty,
- unsigned short destw,
- unsigned short desth,
- VARectangle *cliprects, /* client supplied clip list */
- unsigned int number_cliprects, /* number of clip rects in the clip list */
- unsigned int flags /* de-interlacing flags */
-)
-{
- VADriverContextP ctx;
-
- CHECK_DISPLAY(dpy);
- ctx = CTX(dpy);
- return ctx->vtable.vaPutSurface( ctx, surface, (void *)draw, srcx, srcy, srcw, srch,
- destx, desty, destw, desth,
- cliprects, number_cliprects, flags );
-}
-
-#endif