#include <sys/mman.h>
#include <sys/time.h>
#include <stdarg.h>
-#include "drm.h"
/* Not all systems have MAP_FAILED defined */
#ifndef MAP_FAILED
#include "xf86drm.h"
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
#define DRM_MAJOR 145
#endif
#define DRM_MSG_VERBOSITY 3
+#define DRM_NODE_CONTROL 0
+#define DRM_NODE_RENDER 1
+
static drmServerInfoPtr drm_server_info;
void drmSetServerInfo(drmServerInfoPtr info)
{
- drm_server_info = info;
+ drm_server_info = info;
}
/**
static int drmDebugPrint(const char *format, va_list ap)
{
- return vfprintf(stderr, format, ap);
+ return vfprintf(stderr, format, ap);
}
static int (*drm_debug_print)(const char *format, va_list ap) = drmDebugPrint;
-static void
+void
drmMsg(const char *format, ...)
{
va_list ap;
void
drmSetDebugMsgFunction(int (*debug_msg_ptr)(const char *format, va_list ap))
{
- drm_debug_print = debug_msg_ptr;
+ drm_debug_print = debug_msg_ptr;
}
static void *drmHashTable = NULL; /* Context switch callbacks */
void *drmGetHashTable(void)
{
- return drmHashTable;
+ return drmHashTable;
}
void *drmMalloc(int size)
{
void *pt;
- if ((pt = malloc(size))) memset(pt, 0, size);
+ if ((pt = malloc(size)))
+ memset(pt, 0, size);
return pt;
}
void drmFree(void *pt)
{
- if (pt) free(pt);
+ if (pt)
+ free(pt);
}
/* drmStrdup can't use strdup(3), since it doesn't call _DRM_MALLOC... */
return retval;
}
+/**
+ * Call ioctl, restarting if it is interupted
+ */
+static int
+drmIoctl(int fd, unsigned long request, void *arg)
+{
+ int ret;
+
+ do {
+ ret = ioctl(fd, request, arg);
+ } while (ret == -1 && (errno == EINTR || errno == EAGAIN));
+ return ret;
+}
static unsigned long drmGetKeyFromFd(int fd)
{
void *value;
drmHashEntry *entry;
- if (!drmHashTable) drmHashTable = drmHashCreate();
+ if (!drmHashTable)
+ drmHashTable = drmHashCreate();
if (drmHashLookup(drmHashTable, key, &value)) {
entry = drmMalloc(sizeof(*entry));
* special file node with the major and minor numbers specified by \p dev and
* parent directory if necessary and was called by root.
*/
-static int drmOpenDevice(long dev, int minor)
+static int drmOpenDevice(long dev, int minor, int type)
{
stat_t st;
char buf[64];
uid_t user = DRM_DEV_UID;
gid_t group = DRM_DEV_GID, serv_group;
- sprintf(buf, DRM_DEV_NAME, DRM_DIR_NAME, minor);
+ sprintf(buf, type ? DRM_DEV_NAME : DRM_CONTROL_DEV_NAME, DRM_DIR_NAME, minor);
drmMsg("drmOpenDevice: node name is %s\n", buf);
if (drm_server_info) {
- drm_server_info->get_perms(&serv_group, &serv_mode);
- devmode = serv_mode ? serv_mode : DRM_DEV_MODE;
- devmode &= ~(S_IXUSR|S_IXGRP|S_IXOTH);
- group = (serv_group >= 0) ? serv_group : DRM_DEV_GID;
+ drm_server_info->get_perms(&serv_group, &serv_mode);
+ devmode = serv_mode ? serv_mode : DRM_DEV_MODE;
+ devmode &= ~(S_IXUSR|S_IXGRP|S_IXOTH);
+ group = (serv_group >= 0) ? serv_group : DRM_DEV_GID;
}
+#if !defined(UDEV)
if (stat(DRM_DIR_NAME, &st)) {
- if (!isroot) return DRM_ERR_NOT_ROOT;
+ if (!isroot)
+ return DRM_ERR_NOT_ROOT;
mkdir(DRM_DIR_NAME, DRM_DEV_DIRMODE);
chown(DRM_DIR_NAME, 0, 0); /* root:root */
chmod(DRM_DIR_NAME, DRM_DEV_DIRMODE);
/* Check if the device node exists and create it if necessary. */
if (stat(buf, &st)) {
- if (!isroot) return DRM_ERR_NOT_ROOT;
+ if (!isroot)
+ return DRM_ERR_NOT_ROOT;
remove(buf);
mknod(buf, S_IFCHR | devmode, dev);
}
if (drm_server_info) {
- chown(buf, user, group);
- chmod(buf, devmode);
+ chown(buf, user, group);
+ chmod(buf, devmode);
}
+#else
+ /* if we modprobed then wait for udev */
+ {
+ int udev_count = 0;
+wait_for_udev:
+ if (stat(DRM_DIR_NAME, &st)) {
+ usleep(20);
+ udev_count++;
+
+ if (udev_count == 50)
+ return -1;
+ goto wait_for_udev;
+ }
+
+ if (stat(buf, &st)) {
+ usleep(20);
+ udev_count++;
+
+ if (udev_count == 50)
+ return -1;
+ goto wait_for_udev;
+ }
+ }
+#endif
fd = open(buf, O_RDWR, 0);
drmMsg("drmOpenDevice: open result is %d, (%s)\n",
fd, fd < 0 ? strerror(errno) : "OK");
- if (fd >= 0) return fd;
+ if (fd >= 0)
+ return fd;
/* Check if the device node is not what we expect it to be, and recreate it
* and try again if so.
*/
if (st.st_rdev != dev) {
- if (!isroot) return DRM_ERR_NOT_ROOT;
+ if (!isroot)
+ return DRM_ERR_NOT_ROOT;
remove(buf);
mknod(buf, S_IFCHR | devmode, dev);
if (drm_server_info) {
- chown(buf, user, group);
- chmod(buf, devmode);
+ chown(buf, user, group);
+ chmod(buf, devmode);
}
}
fd = open(buf, O_RDWR, 0);
drmMsg("drmOpenDevice: open result is %d, (%s)\n",
fd, fd < 0 ? strerror(errno) : "OK");
- if (fd >= 0) return fd;
+ if (fd >= 0)
+ return fd;
drmMsg("drmOpenDevice: Open failed\n");
remove(buf);
* Calls drmOpenDevice() if \p create is set, otherwise assembles the device
* name from \p minor and opens it.
*/
-static int drmOpenMinor(int minor, int create)
+static int drmOpenMinor(int minor, int create, int type)
{
int fd;
char buf[64];
- if (create) return drmOpenDevice(makedev(DRM_MAJOR, minor), minor);
+ if (create)
+ return drmOpenDevice(makedev(DRM_MAJOR, minor), minor, type);
- sprintf(buf, DRM_DEV_NAME, DRM_DIR_NAME, minor);
- if ((fd = open(buf, O_RDWR, 0)) >= 0) return fd;
+ sprintf(buf, type ? DRM_DEV_NAME : DRM_CONTROL_DEV_NAME, DRM_DIR_NAME, minor);
+ if ((fd = open(buf, O_RDWR, 0)) >= 0)
+ return fd;
return -errno;
}
int retval = 0;
int fd;
- if ((fd = drmOpenMinor(0, 1)) < 0) {
+ if ((fd = drmOpenMinor(0, 1, DRM_NODE_RENDER)) < 0) {
#ifdef __linux__
/* Try proc for backward Linux compatibility */
- if (!access("/proc/dri/0", R_OK)) return 1;
+ if (!access("/proc/dri/0", R_OK))
+ return 1;
#endif
return 0;
}
drmMsg("drmOpenByBusid: Searching for BusID %s\n", busid);
for (i = 0; i < DRM_MAX_MINOR; i++) {
- fd = drmOpenMinor(i, 1);
+ fd = drmOpenMinor(i, 1, DRM_NODE_RENDER);
drmMsg("drmOpenByBusid: drmOpenMinor returns %d\n", fd);
if (fd >= 0) {
sv.drm_di_major = 1;
drmFreeBusid(buf);
return fd;
}
- if (buf) drmFreeBusid(buf);
+ if (buf)
+ drmFreeBusid(buf);
close(fd);
}
}
char * id;
if (!drmAvailable()) {
- if (!drm_server_info)
- return -1;
- else {
- /* try to load the kernel module now */
- if (!drm_server_info->load_module(name)) {
- drmMsg("[drm] failed to load kernel module \"%s\"\n",
- name);
- return -1;
- }
- }
+ if (!drm_server_info) {
+ return -1;
+ }
+ else {
+ /* try to load the kernel module now */
+ if (!drm_server_info->load_module(name)) {
+ drmMsg("[drm] failed to load kernel module \"%s\"\n", name);
+ return -1;
+ }
+ }
}
/*
* already in use. If it's in use it will have a busid assigned already.
*/
for (i = 0; i < DRM_MAX_MINOR; i++) {
- if ((fd = drmOpenMinor(i, 1)) >= 0) {
+ if ((fd = drmOpenMinor(i, 1, DRM_NODE_RENDER)) >= 0) {
if ((version = drmGetVersion(fd))) {
if (!strcmp(version->name, name)) {
drmFreeVersion(version);
if (*pt) { /* Found busid */
return drmOpenByBusid(++pt);
} else { /* No busid */
- return drmOpenDevice(strtol(devstring, NULL, 0),i);
+ return drmOpenDevice(strtol(devstring, NULL, 0),i, DRM_NODE_RENDER);
}
}
}
if (!drmAvailable() && name != NULL && drm_server_info) {
/* try to load the kernel */
if (!drm_server_info->load_module(name)) {
- drmMsg("[drm] failed to load kernel module \"%s\"\n",
- name);
+ drmMsg("[drm] failed to load kernel module \"%s\"\n", name);
return -1;
}
}
if (busid) {
- int fd;
-
- fd = drmOpenByBusid(busid);
+ int fd = drmOpenByBusid(busid);
if (fd >= 0)
return fd;
}
return -1;
}
+int drmOpenControl(int minor)
+{
+ return drmOpenMinor(minor, 0, DRM_NODE_CONTROL);
+}
/**
* Free the version information returned by drmGetVersion().
*/
void drmFreeVersion(drmVersionPtr v)
{
- if (!v) return;
+ if (!v)
+ return;
drmFree(v->name);
drmFree(v->date);
drmFree(v->desc);
*/
static void drmFreeKernelVersion(drm_version_t *v)
{
- if (!v) return;
+ if (!v)
+ return;
drmFree(v->name);
drmFree(v->date);
drmFree(v->desc);
version->desc_len = 0;
version->desc = NULL;
- if (ioctl(fd, DRM_IOCTL_VERSION, version)) {
+ if (drmIoctl(fd, DRM_IOCTL_VERSION, version)) {
drmFreeKernelVersion(version);
return NULL;
}
if (version->desc_len)
version->desc = drmMalloc(version->desc_len + 1);
- if (ioctl(fd, DRM_IOCTL_VERSION, version)) {
+ if (drmIoctl(fd, DRM_IOCTL_VERSION, version)) {
drmMsg("DRM_IOCTL_VERSION: %s\n", strerror(errno));
drmFreeKernelVersion(version);
return NULL;
u.unique_len = 0;
u.unique = NULL;
- if (ioctl(fd, DRM_IOCTL_GET_UNIQUE, &u)) return NULL;
+ if (drmIoctl(fd, DRM_IOCTL_GET_UNIQUE, &u))
+ return NULL;
u.unique = drmMalloc(u.unique_len + 1);
- if (ioctl(fd, DRM_IOCTL_GET_UNIQUE, &u)) return NULL;
+ if (drmIoctl(fd, DRM_IOCTL_GET_UNIQUE, &u))
+ return NULL;
u.unique[u.unique_len] = '\0';
return u.unique;
u.unique = (char *)busid;
u.unique_len = strlen(busid);
- if (ioctl(fd, DRM_IOCTL_SET_UNIQUE, &u)) {
+ if (drmIoctl(fd, DRM_IOCTL_SET_UNIQUE, &u)) {
return -errno;
}
return 0;
drm_auth_t auth;
*magic = 0;
- if (ioctl(fd, DRM_IOCTL_GET_MAGIC, &auth)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_GET_MAGIC, &auth))
+ return -errno;
*magic = auth.magic;
return 0;
}
drm_auth_t auth;
auth.magic = magic;
- if (ioctl(fd, DRM_IOCTL_AUTH_MAGIC, &auth)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_AUTH_MAGIC, &auth))
+ return -errno;
return 0;
}
map.handle = 0;
map.type = type;
map.flags = flags;
- if (ioctl(fd, DRM_IOCTL_ADD_MAP, &map)) return -errno;
- if (handle) *handle = (drm_handle_t)map.handle;
+ if (drmIoctl(fd, DRM_IOCTL_ADD_MAP, &map))
+ return -errno;
+ if (handle)
+ *handle = (drm_handle_t)map.handle;
return 0;
}
map.handle = (void *)handle;
- if(ioctl(fd, DRM_IOCTL_RM_MAP, &map)) return -errno;
+ if(drmIoctl(fd, DRM_IOCTL_RM_MAP, &map))
+ return -errno;
return 0;
}
request.flags = flags;
request.agp_start = agp_offset;
- if (ioctl(fd, DRM_IOCTL_ADD_BUFS, &request)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_ADD_BUFS, &request))
+ return -errno;
return request.count;
}
info.count = 0;
info.list = NULL;
- if (ioctl(fd, DRM_IOCTL_INFO_BUFS, &info)) return -EINVAL;
+ if (drmIoctl(fd, DRM_IOCTL_INFO_BUFS, &info))
+ return -EINVAL;
- if (!info.count) return -EINVAL;
+ if (!info.count)
+ return -EINVAL;
if (!(info.list = drmMalloc(info.count * sizeof(*info.list))))
return -ENOMEM;
- if (ioctl(fd, DRM_IOCTL_INFO_BUFS, &info)) {
+ if (drmIoctl(fd, DRM_IOCTL_INFO_BUFS, &info)) {
int retval = -errno;
drmFree(info.list);
return retval;
for (i = 0; i < info.count; i++) {
info.list[i].low_mark = low * info.list[i].count;
info.list[i].high_mark = high * info.list[i].count;
- if (ioctl(fd, DRM_IOCTL_MARK_BUFS, &info.list[i])) {
+ if (drmIoctl(fd, DRM_IOCTL_MARK_BUFS, &info.list[i])) {
int retval = -errno;
drmFree(info.list);
return retval;
request.count = count;
request.list = list;
- if (ioctl(fd, DRM_IOCTL_FREE_BUFS, &request)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_FREE_BUFS, &request))
+ return -errno;
return 0;
}
{
static unsigned long pagesize_mask = 0;
- if (fd < 0) return -EINVAL;
+ if (fd < 0)
+ return -EINVAL;
if (!pagesize_mask)
pagesize_mask = getpagesize() - 1;
size = (size + pagesize_mask) & ~pagesize_mask;
*address = mmap(0, size, PROT_READ|PROT_WRITE, MAP_SHARED, fd, handle);
- if (*address == MAP_FAILED) return -errno;
+ if (*address == MAP_FAILED)
+ return -errno;
return 0;
}
info.count = 0;
info.list = NULL;
- if (ioctl(fd, DRM_IOCTL_INFO_BUFS, &info)) return NULL;
+ if (drmIoctl(fd, DRM_IOCTL_INFO_BUFS, &info))
+ return NULL;
if (info.count) {
if (!(info.list = drmMalloc(info.count * sizeof(*info.list))))
return NULL;
- if (ioctl(fd, DRM_IOCTL_INFO_BUFS, &info)) {
+ if (drmIoctl(fd, DRM_IOCTL_INFO_BUFS, &info)) {
drmFree(info.list);
return NULL;
}
bufs.count = 0;
bufs.list = NULL;
bufs.virtual = NULL;
- if (ioctl(fd, DRM_IOCTL_MAP_BUFS, &bufs)) return NULL;
+ if (drmIoctl(fd, DRM_IOCTL_MAP_BUFS, &bufs))
+ return NULL;
- if (!bufs.count) return NULL;
+ if (!bufs.count)
+ return NULL;
if (!(bufs.list = drmMalloc(bufs.count * sizeof(*bufs.list))))
return NULL;
- if (ioctl(fd, DRM_IOCTL_MAP_BUFS, &bufs)) {
+ if (drmIoctl(fd, DRM_IOCTL_MAP_BUFS, &bufs)) {
drmFree(bufs.list);
return NULL;
}
if (flags & DRM_HALT_ALL_QUEUES) lock.flags |= _DRM_HALT_ALL_QUEUES;
if (flags & DRM_HALT_CUR_QUEUES) lock.flags |= _DRM_HALT_CUR_QUEUES;
- while (ioctl(fd, DRM_IOCTL_LOCK, &lock))
+ while (drmIoctl(fd, DRM_IOCTL_LOCK, &lock))
;
return 0;
}
lock.context = context;
lock.flags = 0;
- return ioctl(fd, DRM_IOCTL_UNLOCK, &lock);
+ return drmIoctl(fd, DRM_IOCTL_UNLOCK, &lock);
}
drm_context_t *drmGetReservedContextList(int fd, int *count)
res.count = 0;
res.contexts = NULL;
- if (ioctl(fd, DRM_IOCTL_RES_CTX, &res)) return NULL;
+ if (drmIoctl(fd, DRM_IOCTL_RES_CTX, &res))
+ return NULL;
- if (!res.count) return NULL;
+ if (!res.count)
+ return NULL;
- if (!(list = drmMalloc(res.count * sizeof(*list)))) return NULL;
+ if (!(list = drmMalloc(res.count * sizeof(*list))))
+ return NULL;
if (!(retval = drmMalloc(res.count * sizeof(*retval)))) {
drmFree(list);
return NULL;
}
res.contexts = list;
- if (ioctl(fd, DRM_IOCTL_RES_CTX, &res)) return NULL;
+ if (drmIoctl(fd, DRM_IOCTL_RES_CTX, &res))
+ return NULL;
- for (i = 0; i < res.count; i++) retval[i] = list[i].handle;
+ for (i = 0; i < res.count; i++)
+ retval[i] = list[i].handle;
drmFree(list);
*count = res.count;
drm_ctx_t ctx;
ctx.flags = 0; /* Modified with functions below */
- if (ioctl(fd, DRM_IOCTL_ADD_CTX, &ctx)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_ADD_CTX, &ctx))
+ return -errno;
*handle = ctx.handle;
return 0;
}
drm_ctx_t ctx;
ctx.handle = context;
- if (ioctl(fd, DRM_IOCTL_SWITCH_CTX, &ctx)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_SWITCH_CTX, &ctx))
+ return -errno;
return 0;
}
*/
ctx.handle = context;
ctx.flags = 0;
- if (flags & DRM_CONTEXT_PRESERVED) ctx.flags |= _DRM_CONTEXT_PRESERVED;
- if (flags & DRM_CONTEXT_2DONLY) ctx.flags |= _DRM_CONTEXT_2DONLY;
- if (ioctl(fd, DRM_IOCTL_MOD_CTX, &ctx)) return -errno;
+ if (flags & DRM_CONTEXT_PRESERVED)
+ ctx.flags |= _DRM_CONTEXT_PRESERVED;
+ if (flags & DRM_CONTEXT_2DONLY)
+ ctx.flags |= _DRM_CONTEXT_2DONLY;
+ if (drmIoctl(fd, DRM_IOCTL_MOD_CTX, &ctx))
+ return -errno;
return 0;
}
drm_ctx_t ctx;
ctx.handle = context;
- if (ioctl(fd, DRM_IOCTL_GET_CTX, &ctx)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_GET_CTX, &ctx))
+ return -errno;
*flags = 0;
- if (ctx.flags & _DRM_CONTEXT_PRESERVED) *flags |= DRM_CONTEXT_PRESERVED;
- if (ctx.flags & _DRM_CONTEXT_2DONLY) *flags |= DRM_CONTEXT_2DONLY;
+ if (ctx.flags & _DRM_CONTEXT_PRESERVED)
+ *flags |= DRM_CONTEXT_PRESERVED;
+ if (ctx.flags & _DRM_CONTEXT_2DONLY)
+ *flags |= DRM_CONTEXT_2DONLY;
return 0;
}
{
drm_ctx_t ctx;
ctx.handle = handle;
- if (ioctl(fd, DRM_IOCTL_RM_CTX, &ctx)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_RM_CTX, &ctx))
+ return -errno;
return 0;
}
int drmCreateDrawable(int fd, drm_drawable_t *handle)
{
drm_draw_t draw;
- if (ioctl(fd, DRM_IOCTL_ADD_DRAW, &draw)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_ADD_DRAW, &draw))
+ return -errno;
*handle = draw.handle;
return 0;
}
{
drm_draw_t draw;
draw.handle = handle;
- if (ioctl(fd, DRM_IOCTL_RM_DRAW, &draw)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_RM_DRAW, &draw))
+ return -errno;
return 0;
}
update.num = num;
update.data = (unsigned long long)(unsigned long)data;
- if (ioctl(fd, DRM_IOCTL_UPDATE_DRAW, &update)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_UPDATE_DRAW, &update))
+ return -errno;
return 0;
}
*/
int drmAgpAcquire(int fd)
{
- if (ioctl(fd, DRM_IOCTL_AGP_ACQUIRE, NULL)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_ACQUIRE, NULL))
+ return -errno;
return 0;
}
*/
int drmAgpRelease(int fd)
{
- if (ioctl(fd, DRM_IOCTL_AGP_RELEASE, NULL)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_RELEASE, NULL))
+ return -errno;
return 0;
}
drm_agp_mode_t m;
m.mode = mode;
- if (ioctl(fd, DRM_IOCTL_AGP_ENABLE, &m)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_ENABLE, &m))
+ return -errno;
return 0;
}
b.size = size;
b.handle = 0;
b.type = type;
- if (ioctl(fd, DRM_IOCTL_AGP_ALLOC, &b)) return -errno;
- if (address != 0UL) *address = b.physical;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_ALLOC, &b))
+ return -errno;
+ if (address != 0UL)
+ *address = b.physical;
*handle = b.handle;
return 0;
}
b.size = 0;
b.handle = handle;
- if (ioctl(fd, DRM_IOCTL_AGP_FREE, &b)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_FREE, &b))
+ return -errno;
return 0;
}
b.handle = handle;
b.offset = offset;
- if (ioctl(fd, DRM_IOCTL_AGP_BIND, &b)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_BIND, &b))
+ return -errno;
return 0;
}
b.handle = handle;
b.offset = 0;
- if (ioctl(fd, DRM_IOCTL_AGP_UNBIND, &b)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_UNBIND, &b))
+ return -errno;
return 0;
}
{
drm_agp_info_t i;
- if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_INFO, &i))
+ return -errno;
return i.agp_version_major;
}
{
drm_agp_info_t i;
- if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_INFO, &i))
+ return -errno;
return i.agp_version_minor;
}
{
drm_agp_info_t i;
- if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_INFO, &i))
+ return 0;
return i.mode;
}
{
drm_agp_info_t i;
- if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_INFO, &i))
+ return 0;
return i.aperture_base;
}
{
drm_agp_info_t i;
- if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_INFO, &i))
+ return 0;
return i.aperture_size;
}
{
drm_agp_info_t i;
- if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_INFO, &i))
+ return 0;
return i.memory_used;
}
{
drm_agp_info_t i;
- if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_INFO, &i))
+ return 0;
return i.memory_allowed;
}
{
drm_agp_info_t i;
- if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_INFO, &i))
+ return 0;
return i.id_vendor;
}
{
drm_agp_info_t i;
- if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+ if (drmIoctl(fd, DRM_IOCTL_AGP_INFO, &i))
+ return 0;
return i.id_device;
}
*handle = 0;
sg.size = size;
sg.handle = 0;
- if (ioctl(fd, DRM_IOCTL_SG_ALLOC, &sg)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_SG_ALLOC, &sg))
+ return -errno;
*handle = sg.handle;
return 0;
}
sg.size = 0;
sg.handle = handle;
- if (ioctl(fd, DRM_IOCTL_SG_FREE, &sg)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_SG_FREE, &sg))
+ return -errno;
return 0;
}
int ret;
do {
- ret = ioctl(fd, DRM_IOCTL_WAIT_VBLANK, vbl);
+ ret = drmIoctl(fd, DRM_IOCTL_WAIT_VBLANK, vbl);
vbl->request.type &= ~DRM_VBLANK_RELATIVE;
} while (ret && errno == EINTR);
int drmError(int err, const char *label)
{
switch (err) {
- case DRM_ERR_NO_DEVICE: fprintf(stderr, "%s: no device\n", label); break;
- case DRM_ERR_NO_ACCESS: fprintf(stderr, "%s: no access\n", label); break;
- case DRM_ERR_NOT_ROOT: fprintf(stderr, "%s: not root\n", label); break;
- case DRM_ERR_INVALID: fprintf(stderr, "%s: invalid args\n", label);break;
+ case DRM_ERR_NO_DEVICE:
+ fprintf(stderr, "%s: no device\n", label);
+ break;
+ case DRM_ERR_NO_ACCESS:
+ fprintf(stderr, "%s: no access\n", label);
+ break;
+ case DRM_ERR_NOT_ROOT:
+ fprintf(stderr, "%s: not root\n", label);
+ break;
+ case DRM_ERR_INVALID:
+ fprintf(stderr, "%s: invalid args\n", label);
+ break;
default:
- if (err < 0) err = -err;
+ if (err < 0)
+ err = -err;
fprintf( stderr, "%s: error %d (%s)\n", label, err, strerror(err) );
break;
}
ctl.func = DRM_INST_HANDLER;
ctl.irq = irq;
- if (ioctl(fd, DRM_IOCTL_CONTROL, &ctl)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_CONTROL, &ctl))
+ return -errno;
return 0;
}
ctl.func = DRM_UNINST_HANDLER;
ctl.irq = 0;
- if (ioctl(fd, DRM_IOCTL_CONTROL, &ctl)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_CONTROL, &ctl))
+ return -errno;
return 0;
}
if (flags & DRM_LOCK_FLUSH_ALL) lock.flags |= _DRM_LOCK_FLUSH_ALL;
if (flags & DRM_HALT_ALL_QUEUES) lock.flags |= _DRM_HALT_ALL_QUEUES;
if (flags & DRM_HALT_CUR_QUEUES) lock.flags |= _DRM_HALT_CUR_QUEUES;
- if (ioctl(fd, DRM_IOCTL_FINISH, &lock)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_FINISH, &lock))
+ return -errno;
return 0;
}
p.busnum = busnum;
p.devnum = devnum;
p.funcnum = funcnum;
- if (ioctl(fd, DRM_IOCTL_IRQ_BUSID, &p)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_IRQ_BUSID, &p))
+ return -errno;
return p.irq;
}
drmHashEntry *entry = drmGetEntry(fd);
void *value;
- if (drmHashLookup(entry->tagTable, context, &value)) return NULL;
+ if (drmHashLookup(entry->tagTable, context, &value))
+ return NULL;
return value;
}
map.ctx_id = ctx_id;
map.handle = (void *)handle;
- if (ioctl(fd, DRM_IOCTL_SET_SAREA_CTX, &map)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_SET_SAREA_CTX, &map))
+ return -errno;
return 0;
}
map.ctx_id = ctx_id;
- if (ioctl(fd, DRM_IOCTL_GET_SAREA_CTX, &map)) return -errno;
- if (handle) *handle = (drm_handle_t)map.handle;
+ if (drmIoctl(fd, DRM_IOCTL_GET_SAREA_CTX, &map))
+ return -errno;
+ if (handle)
+ *handle = (drm_handle_t)map.handle;
return 0;
}
drm_map_t map;
map.offset = idx;
- if (ioctl(fd, DRM_IOCTL_GET_MAP, &map)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_GET_MAP, &map))
+ return -errno;
*offset = map.offset;
*size = map.size;
*type = map.type;
drm_client_t client;
client.idx = idx;
- if (ioctl(fd, DRM_IOCTL_GET_CLIENT, &client)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_GET_CLIENT, &client))
+ return -errno;
*auth = client.auth;
*pid = client.pid;
*uid = client.uid;
drm_stats_t s;
int i;
- if (ioctl(fd, DRM_IOCTL_GET_STATS, &s)) return -errno;
+ if (drmIoctl(fd, DRM_IOCTL_GET_STATS, &s))
+ return -errno;
stats->count = 0;
memset(stats, 0, sizeof(*stats));
sv.drm_dd_major = version->drm_dd_major;
sv.drm_dd_minor = version->drm_dd_minor;
- if (ioctl(fd, DRM_IOCTL_SET_VERSION, &sv)) {
+ if (drmIoctl(fd, DRM_IOCTL_SET_VERSION, &sv)) {
retcode = -errno;
}
request = DRM_IO( DRM_COMMAND_BASE + drmCommandIndex);
- if (ioctl(fd, request, data)) {
+ if (drmIoctl(fd, request, data)) {
return -errno;
}
return 0;
request = DRM_IOC( DRM_IOC_READ, DRM_IOCTL_BASE,
DRM_COMMAND_BASE + drmCommandIndex, size);
- if (ioctl(fd, request, data)) {
+ if (drmIoctl(fd, request, data)) {
return -errno;
}
return 0;
request = DRM_IOC( DRM_IOC_WRITE, DRM_IOCTL_BASE,
DRM_COMMAND_BASE + drmCommandIndex, size);
- if (ioctl(fd, request, data)) {
+ if (drmIoctl(fd, request, data)) {
return -errno;
}
return 0;
request = DRM_IOC( DRM_IOC_READ|DRM_IOC_WRITE, DRM_IOCTL_BASE,
DRM_COMMAND_BASE + drmCommandIndex, size);
- if (ioctl(fd, request, data)) {
- return -errno;
- }
- return 0;
-}
-
-
-/*
- * Valid flags are
- * DRM_FENCE_FLAG_EMIT
- * DRM_FENCE_FLAG_SHAREABLE
- * DRM_FENCE_MASK_DRIVER
- */
-
-int drmFenceCreate(int fd, unsigned flags, int class, unsigned type,
- drmFence *fence)
-{
- drm_fence_arg_t arg;
-
- memset(&arg, 0, sizeof(arg));
- arg.flags = flags;
- arg.type = type;
- arg.class = class;
- arg.op = drm_fence_create;
- if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
+ if (drmIoctl(fd, request, data))
return -errno;
- fence->handle = arg.handle;
- fence->class = arg.class;
- fence->type = arg.type;
- fence->flags = arg.flags;
- fence->signaled = 0;
return 0;
}
-/*
- * Valid flags are
- * DRM_FENCE_FLAG_SHAREABLE
- * DRM_FENCE_MASK_DRIVER
- */
-
-int drmFenceBuffers(int fd, unsigned flags, drmFence *fence)
-{
- drm_fence_arg_t arg;
-
- memset(&arg, 0, sizeof(arg));
- arg.flags = flags;
- arg.op = drm_fence_buffers;
- if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
- return -errno;
- fence->handle = arg.handle;
- fence->class = arg.class;
- fence->type = arg.type;
- fence->flags = arg.flags;
- fence->signaled = 0;
- return 0;
-}
-
-int drmFenceDestroy(int fd, const drmFence *fence)
-{
- drm_fence_arg_t arg;
-
- memset(&arg, 0, sizeof(arg));
- arg.handle = fence->handle;
- arg.op = drm_fence_destroy;
- if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
- return -errno;
- return 0;
-}
-
-int drmFenceReference(int fd, unsigned handle, drmFence *fence)
-{
- drm_fence_arg_t arg;
-
- memset(&arg, 0, sizeof(arg));
- arg.handle = handle;
- arg.op = drm_fence_reference;
- if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
- return -errno;
- fence->handle = arg.handle;
- fence->class = arg.class;
- fence->type = arg.type;
- fence->flags = arg.flags;
- fence->signaled = arg.signaled;
- return 0;
-}
+#define DRM_MAX_FDS 16
+static struct {
+ char *BusID;
+ int fd;
+ int refcount;
+} connection[DRM_MAX_FDS];
-int drmFenceUnreference(int fd, const drmFence *fence)
-{
- drm_fence_arg_t arg;
-
- memset(&arg, 0, sizeof(arg));
- arg.handle = fence->handle;
- arg.op = drm_fence_unreference;
- if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
- return -errno;
- return 0;
-}
+static int nr_fds = 0;
-int drmFenceFlush(int fd, drmFence *fence, unsigned flush_type)
+int drmOpenOnce(void *unused,
+ const char *BusID,
+ int *newlyopened)
{
- drm_fence_arg_t arg;
+ int i;
+ int fd;
- memset(&arg, 0, sizeof(arg));
- arg.handle = fence->handle;
- arg.type = flush_type;
- arg.op = drm_fence_flush;
- if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
- return -errno;
- fence->class = arg.class;
- fence->type = arg.type;
- fence->signaled = arg.signaled;
- return 0;
-}
-
-int drmFenceUpdate(int fd, drmFence *fence)
-{
- drm_fence_arg_t arg;
-
- memset(&arg, 0, sizeof(arg));
- arg.handle = fence->handle;
- arg.op = drm_fence_signaled;
- if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
- return -errno;
- fence->class = arg.class;
- fence->type = arg.type;
- fence->signaled = arg.signaled;
- return 0;
-}
-
-int drmFenceSignaled(int fd, drmFence *fence, unsigned fenceType,
- int *signaled)
-{
- int
- ret;
-
- if ((fence->flags & DRM_FENCE_FLAG_SHAREABLE) ||
- ((fenceType & fence->signaled) != fenceType)) {
-
- ret = drmFenceFlush(fd, fence, fenceType);
- if (ret)
- return ret;
- }
-
- *signaled = ((fenceType & fence->signaled) == fenceType);
-
- return 0;
-}
-
-/*
- * Valid flags are
- * DRM_FENCE_FLAG_SHAREABLE
- * DRM_FENCE_MASK_DRIVER
- */
-
-
-int drmFenceEmit(int fd, unsigned flags, drmFence *fence, unsigned emit_type)
-{
- drm_fence_arg_t arg;
-
- memset(&arg, 0, sizeof(arg));
- arg.class = fence->class;
- arg.flags = flags;
- arg.handle = fence->handle;
- arg.type = emit_type;
- arg.op = drm_fence_emit;
- if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
- return -errno;
- fence->class = arg.class;
- fence->type = arg.type;
- fence->signaled = arg.signaled;
- return 0;
-}
-
-/*
- * Valid flags are
- * DRM_FENCE_FLAG_WAIT_LAZY
- * DRM_FENCE_FLAG_WAIT_IGNORE_SIGNALS
- */
-
-int drmFenceWait(int fd, unsigned flags, drmFence *fence, unsigned flush_type)
-{
- drm_fence_arg_t arg;
- int ret;
-
- if (flush_type == 0) {
- flush_type = fence->type;
- }
-
- if (!(fence->flags & DRM_FENCE_FLAG_SHAREABLE)) {
- if ((flush_type & fence->signaled) == flush_type) {
- return 0;
- }
- }
-
- memset(&arg, 0, sizeof(arg));
- arg.handle = fence->handle;
- arg.type = flush_type;
- arg.flags = flags;
- arg.op = drm_fence_wait;
- do {
- ret = ioctl(fd, DRM_IOCTL_FENCE, &arg);
- } while (ret != 0 && errno == EAGAIN);
-
- if (ret)
- return -errno;
-
- fence->class = arg.class;
- fence->type = arg.type;
- fence->signaled = arg.signaled;
- return 0;
-}
-
-static int drmAdjustListNodes(drmBOList *list)
-{
- drmBONode *node;
- drmMMListHead *l;
- int ret = 0;
-
- while(list->numCurrent < list->numTarget) {
- node = (drmBONode *) malloc(sizeof(*node));
- if (!node) {
- ret = -ENOMEM;
- break;
- }
- list->numCurrent++;
- DRMLISTADD(&node->head, &list->free);
- }
-
- while(list->numCurrent > list->numTarget) {
- l = list->free.next;
- if (l == &list->free)
- break;
- DRMLISTDEL(l);
- node = DRMLISTENTRY(drmBONode, l, head);
- free(node);
- list->numCurrent--;
- }
- return ret;
-}
-
-void drmBOFreeList(drmBOList *list)
-{
- drmBONode *node;
- drmMMListHead *l;
-
- l = list->list.next;
- while(l != &list->list) {
- DRMLISTDEL(l);
- node = DRMLISTENTRY(drmBONode, l, head);
- free(node);
- l = list->list.next;
- list->numCurrent--;
- list->numOnList--;
- }
-
- l = list->free.next;
- while(l != &list->free) {
- DRMLISTDEL(l);
- node = DRMLISTENTRY(drmBONode, l, head);
- free(node);
- l = list->free.next;
- list->numCurrent--;
- }
-}
-
-int drmBOResetList(drmBOList *list) {
-
- drmMMListHead *l;
- int ret;
-
- ret = drmAdjustListNodes(list);
- if (ret)
- return ret;
-
- l = list->list.next;
- while(l != &list->list) {
- DRMLISTDEL(l);
- DRMLISTADD(l, &list->free);
- list->numOnList--;
- l = list->list.next;
- }
- return drmAdjustListNodes(list);
-}
-
-static drmBONode *drmAddListItem(drmBOList *list, drmBO *item,
- unsigned long arg0,
- unsigned long arg1)
-{
- drmBONode *node;
- drmMMListHead *l;
-
- l = list->free.next;
- if (l == &list->free) {
- node = (drmBONode *) malloc(sizeof(*node));
- if (!node) {
- return NULL;
- }
- list->numCurrent++;
- } else {
- DRMLISTDEL(l);
- node = DRMLISTENTRY(drmBONode, l, head);
- }
- node->buf = item;
- node->arg0 = arg0;
- node->arg1 = arg1;
- DRMLISTADD(&node->head, &list->list);
- list->numOnList++;
- return node;
-}
-
-void *drmBOListIterator(drmBOList *list)
-{
- void *ret = list->list.next;
-
- if (ret == &list->list)
- return NULL;
- return ret;
-}
-
-void *drmBOListNext(drmBOList *list, void *iterator)
-{
- void *ret;
-
- drmMMListHead *l = (drmMMListHead *) iterator;
- ret = l->next;
- if (ret == &list->list)
- return NULL;
- return ret;
-}
-
-drmBO *drmBOListBuf(void *iterator)
-{
- drmBONode *node;
- drmMMListHead *l = (drmMMListHead *) iterator;
- node = DRMLISTENTRY(drmBONode, l, head);
-
- return node->buf;
-}
-
-
-int drmBOCreateList(int numTarget, drmBOList *list)
-{
- DRMINITLISTHEAD(&list->list);
- DRMINITLISTHEAD(&list->free);
- list->numTarget = numTarget;
- list->numCurrent = 0;
- list->numOnList = 0;
- return drmAdjustListNodes(list);
-}
-
-static void drmBOCopyReply(const drm_bo_arg_reply_t *rep,
- drmBO *buf)
-{
- buf->handle = rep->handle;
- buf->flags = rep->flags;
- buf->size = rep->size;
- buf->offset = rep->offset;
- buf->mapHandle = rep->arg_handle;
- buf->mask = rep->mask;
- buf->start = rep->buffer_start;
- buf->fenceFlags = rep->fence_flags;
- buf->replyFlags = rep->rep_flags;
- buf->pageAlignment = rep->page_alignment;
-}
-
-
-
-int drmBOCreate(int fd, unsigned long start, unsigned long size,
- unsigned pageAlignment, void *user_buffer, drm_bo_type_t type,
- unsigned mask,
- unsigned hint, drmBO *buf)
-{
- drm_bo_arg_t arg;
- drm_bo_arg_request_t *req = &arg.d.req;
- drm_bo_arg_reply_t *rep = &arg.d.rep;
- int ret;
-
- memset(buf, 0, sizeof(*buf));
- memset(&arg, 0, sizeof(arg));
- req->mask = mask;
- req->hint = hint;
- req->size = size;
- req->type = type;
- req->page_alignment = pageAlignment;
-
- buf->virtual = NULL;
-
- switch(type) {
- case drm_bo_type_dc:
- req->buffer_start = start;
- break;
- case drm_bo_type_user:
- req->buffer_start = (unsigned long) user_buffer;
- buf->virtual = user_buffer;
- break;
- case drm_bo_type_fake:
- req->buffer_start = start;
- break;
- default:
- return -EINVAL;
- }
- req->op = drm_bo_create;
-
- do {
- ret = ioctl(fd, DRM_IOCTL_BUFOBJ, &arg);
- } while (ret != 0 && errno == EAGAIN);
-
- if (ret)
- return -errno;
- if (!arg.handled) {
- return -EFAULT;
- }
- if (rep->ret) {
- fprintf(stderr, "Error %d\n", rep->ret);
- return rep->ret;
- }
-
- drmBOCopyReply(rep, buf);
- buf->mapVirtual = NULL;
- buf->mapCount = 0;
-
- return 0;
-}
-
-int drmBODestroy(int fd, drmBO *buf)
-{
- drm_bo_arg_t arg;
- drm_bo_arg_request_t *req = &arg.d.req;
- drm_bo_arg_reply_t *rep = &arg.d.rep;
-
- if (buf->mapVirtual && (buf->type != drm_bo_type_fake)) {
- (void) drmUnmap(buf->mapVirtual, buf->start + buf->size);
- buf->mapVirtual = NULL;
- buf->virtual = NULL;
- }
-
- memset(&arg, 0, sizeof(arg));
- req->handle = buf->handle;
- req->op = drm_bo_destroy;
-
- if (ioctl(fd, DRM_IOCTL_BUFOBJ, &arg))
- return -errno;
- if (!arg.handled) {
- return -EFAULT;
- }
- if (rep->ret) {
- return rep->ret;
- }
-
- buf->handle = 0;
- return 0;
-}
-
-int drmBOReference(int fd, unsigned handle, drmBO *buf)
-{
-
- drm_bo_arg_t arg;
- drm_bo_arg_request_t *req = &arg.d.req;
- drm_bo_arg_reply_t *rep = &arg.d.rep;
-
- memset(&arg, 0, sizeof(arg));
- req->handle = handle;
- req->op = drm_bo_reference;
-
- if (ioctl(fd, DRM_IOCTL_BUFOBJ, &arg))
- return -errno;
- if (!arg.handled) {
- return -EFAULT;
- }
- if (rep->ret) {
- return rep->ret;
- }
-
- drmBOCopyReply(rep, buf);
- buf->type = drm_bo_type_dc;
- buf->mapVirtual = NULL;
- buf->mapCount = 0;
- buf->virtual = NULL;
-
- return 0;
-}
-
-int drmBOUnReference(int fd, drmBO *buf)
-{
- drm_bo_arg_t arg;
- drm_bo_arg_request_t *req = &arg.d.req;
- drm_bo_arg_reply_t *rep = &arg.d.rep;
-
-
- if (buf->mapVirtual && (buf->type != drm_bo_type_fake)) {
- (void) munmap(buf->mapVirtual, buf->start + buf->size);
- buf->mapVirtual = NULL;
- buf->virtual = NULL;
- }
-
- memset(&arg, 0, sizeof(arg));
- req->handle = buf->handle;
- req->op = drm_bo_unreference;
-
- if (ioctl(fd, DRM_IOCTL_BUFOBJ, &arg))
- return -errno;
- if (!arg.handled) {
- return -EFAULT;
- }
- if (rep->ret) {
- return rep->ret;
- }
-
- buf->handle = 0;
- return 0;
-}
-
-/*
- * Flags can be DRM_BO_FLAG_READ, DRM_BO_FLAG_WRITE or'ed together
- * Hint currently be DRM_BO_HINT_DONT_BLOCK, which makes the
- * call return an -EBUSY if it can' immediately honor the mapping request.
- */
-
-int drmBOMap(int fd, drmBO *buf, unsigned mapFlags, unsigned mapHint,
- void **address)
-{
-
- drm_bo_arg_t arg;
- drm_bo_arg_request_t *req = &arg.d.req;
- drm_bo_arg_reply_t *rep = &arg.d.rep;
- int ret = 0;
-
- /*
- * Make sure we have a virtual address of the buffer.
- */
-
- if (!buf->virtual && buf->type != drm_bo_type_fake) {
- drmAddress virtual;
- virtual = mmap(0, buf->size + buf->start,
- PROT_READ | PROT_WRITE, MAP_SHARED,
- fd, buf->mapHandle);
- if (virtual == MAP_FAILED) {
- ret = -errno;
+ for (i = 0; i < nr_fds; i++)
+ if (strcmp(BusID, connection[i].BusID) == 0) {
+ connection[i].refcount++;
+ *newlyopened = 0;
+ return connection[i].fd;
}
- if (ret)
- return ret;
- buf->mapVirtual = virtual;
- buf->virtual = ((char *) virtual) + buf->start;
- }
-
- memset(&arg, 0, sizeof(arg));
- req->handle = buf->handle;
- req->mask = mapFlags;
- req->hint = mapHint;
- req->op = drm_bo_map;
- /*
- * May hang if the buffer object is busy.
- * This IOCTL synchronizes the buffer.
- */
-
- do {
- ret = ioctl(fd, DRM_IOCTL_BUFOBJ, &arg);
- } while (ret != 0 && errno == EAGAIN);
+ fd = drmOpen(unused, BusID);
+ if (fd <= 0 || nr_fds == DRM_MAX_FDS)
+ return fd;
+
+ connection[nr_fds].BusID = strdup(BusID);
+ connection[nr_fds].fd = fd;
+ connection[nr_fds].refcount = 1;
+ *newlyopened = 1;
- if (ret)
- return -errno;
- if (!arg.handled)
- return -EFAULT;
- if (rep->ret)
- return rep->ret;
+ if (0)
+ fprintf(stderr, "saved connection %d for %s %d\n",
+ nr_fds, connection[nr_fds].BusID,
+ strcmp(BusID, connection[nr_fds].BusID));
- drmBOCopyReply(rep, buf);
- buf->mapFlags = mapFlags;
- ++buf->mapCount;
- *address = buf->virtual;
+ nr_fds++;
- return 0;
+ return fd;
}
-int drmBOUnmap(int fd, drmBO *buf)
+void drmCloseOnce(int fd)
{
- drm_bo_arg_t arg;
- drm_bo_arg_request_t *req = &arg.d.req;
- drm_bo_arg_reply_t *rep = &arg.d.rep;
-
-
- memset(&arg, 0, sizeof(arg));
- req->handle = buf->handle;
- req->op = drm_bo_unmap;
-
- if (ioctl(fd, DRM_IOCTL_BUFOBJ, &arg)) {
- return -errno;
- }
- if (!arg.handled)
- return -EFAULT;
- if (rep->ret)
- return rep->ret;
-
- return 0;
-}
-
-int drmBOValidate(int fd, drmBO *buf, unsigned flags, unsigned mask,
- unsigned hint)
-{
- drm_bo_arg_t arg;
- drm_bo_arg_request_t *req = &arg.d.req;
- drm_bo_arg_reply_t *rep = &arg.d.rep;
- int ret = 0;
-
- memset(&arg, 0, sizeof(arg));
- req->handle = buf->handle;
- req->mask = flags;
- req->hint = hint;
- req->arg_handle = mask; /* Encode mask in the arg_handle field :/ */
- req->op = drm_bo_validate;
-
- do{
- ret = ioctl(fd, DRM_IOCTL_BUFOBJ, &arg);
- } while (ret && errno == EAGAIN);
-
- if (ret)
- return -errno;
- if (!arg.handled)
- return -EFAULT;
- if (rep->ret)
- return rep->ret;
+ int i;
- drmBOCopyReply(rep, buf);
- return 0;
-}
+ for (i = 0; i < nr_fds; i++) {
+ if (fd == connection[i].fd) {
+ if (--connection[i].refcount == 0) {
+ drmClose(connection[i].fd);
+ free(connection[i].BusID);
+ if (i < --nr_fds)
+ connection[i] = connection[nr_fds];
-int drmBOFence(int fd, drmBO *buf, unsigned flags, unsigned fenceHandle)
-{
- drm_bo_arg_t arg;
- drm_bo_arg_request_t *req = &arg.d.req;
- drm_bo_arg_reply_t *rep = &arg.d.rep;
- int ret = 0;
-
- memset(&arg, 0, sizeof(arg));
- req->handle = buf->handle;
- req->mask = flags;
- req->arg_handle = fenceHandle;
- req->op = drm_bo_fence;
-
- ret = ioctl(fd, DRM_IOCTL_BUFOBJ, &arg);
-
- if (ret)
- return -errno;
- if (!arg.handled)
- return -EFAULT;
- if (rep->ret)
- return rep->ret;
- return 0;
-}
-
-int drmBOInfo(int fd, drmBO *buf)
-{
- drm_bo_arg_t arg;
- drm_bo_arg_request_t *req = &arg.d.req;
- drm_bo_arg_reply_t *rep = &arg.d.rep;
- int ret = 0;
-
- memset(&arg, 0, sizeof(arg));
- req->handle = buf->handle;
- req->op = drm_bo_info;
-
- ret = ioctl(fd, DRM_IOCTL_BUFOBJ, &arg);
-
- if (ret)
- return -errno;
- if (!arg.handled)
- return -EFAULT;
- if (rep->ret)
- return rep->ret;
- drmBOCopyReply(rep, buf);
- return 0;
-}
-
-int drmBOWaitIdle(int fd, drmBO *buf, unsigned hint)
-{
- drm_bo_arg_t arg;
- drm_bo_arg_request_t *req = &arg.d.req;
- drm_bo_arg_reply_t *rep = &arg.d.rep;
- int ret = 0;
-
- if ((buf->flags & DRM_BO_FLAG_SHAREABLE) ||
- (buf->replyFlags & DRM_BO_REP_BUSY)) {
- memset(&arg, 0, sizeof(arg));
- req->handle = buf->handle;
- req->op = drm_bo_wait_idle;
- req->hint = hint;
-
- do {
- ret = ioctl(fd, DRM_IOCTL_BUFOBJ, &arg);
- } while (ret && errno == EAGAIN);
-
- if (ret)
- return -errno;
- if (!arg.handled)
- return -EFAULT;
- if (rep->ret)
- return rep->ret;
- drmBOCopyReply(rep, buf);
- }
- return 0;
-}
-
-int drmBOBusy(int fd, drmBO *buf, int *busy)
-{
- if (!(buf->flags & DRM_BO_FLAG_SHAREABLE) &&
- !(buf->replyFlags & DRM_BO_REP_BUSY)) {
- *busy = 0;
- return 0;
- } else {
- int ret = drmBOInfo(fd, buf);
- if (ret)
- return ret;
- *busy = (buf->replyFlags & DRM_BO_REP_BUSY);
- return 0;
- }
-}
-
-
-int drmAddValidateItem(drmBOList *list, drmBO *buf, unsigned flags,
- unsigned mask,
- int *newItem)
-{
- drmBONode *node, *cur;
- drmMMListHead *l;
-
- *newItem = 0;
- cur = NULL;
-
- for (l = list->list.next; l != &list->list; l = l->next) {
- node = DRMLISTENTRY(drmBONode, l, head);
- if (node->buf == buf) {
- cur = node;
- break;
- }
- }
- if (!cur) {
- cur = drmAddListItem(list, buf, flags, mask);
- if (!cur) {
- drmMsg("Out of memory creating validate list node.\n");
- return -ENOMEM;
- }
- *newItem = 1;
- cur->arg0 = flags;
- cur->arg1 = mask;
- } else {
- unsigned memMask = (cur->arg1 | mask) & DRM_BO_MASK_MEM;
- unsigned memFlags = cur->arg0 & flags & memMask;
-
- if (!memFlags) {
- drmMsg("Incompatible memory location requests "
- "on validate list.\n");
- drmMsg("Previous flag: 0x%08lx, mask: 0x%08lx\n",
- cur->arg0, cur->arg1);
- drmMsg("Current flag: 0x%08lx, mask: 0x%08lx\n",
- flags, mask);
- return -EINVAL;
- }
- if (mask & cur->arg1 & ~DRM_BO_MASK_MEM & (cur->arg0 ^ flags)) {
- drmMsg("Incompatible buffer flag requests "
- "on validate list.\n");
- drmMsg("Previous flag: 0x%08lx, mask: 0x%08lx\n",
- cur->arg0, cur->arg1);
- drmMsg("Current flag: 0x%08lx, mask: 0x%08lx\n",
- flags, mask);
- return -EINVAL;
+ return;
+ }
}
- cur->arg1 |= mask;
- cur->arg0 = memFlags | ((cur->arg0 | flags) &
- cur->arg1 & ~DRM_BO_MASK_MEM);
}
- return 0;
}
-
-int drmBOValidateList(int fd, drmBOList *list)
-{
-
- drmBONode *node;
- drmMMListHead *l;
- drm_bo_arg_t *arg, *first;
- drm_bo_arg_request_t *req;
- drm_bo_arg_reply_t *rep;
- drm_u64_t *prevNext = NULL;
- drmBO *buf;
- int ret;
-
- first = NULL;
-
- for (l = list->list.next; l != &list->list; l = l->next) {
- node = DRMLISTENTRY(drmBONode, l, head);
-
- arg = &node->bo_arg;
- req = &arg->d.req;
-
- if (!first)
- first = arg;
-
- if (prevNext)
- *prevNext = (unsigned long) arg;
-
- memset(arg, 0, sizeof(*arg));
- prevNext = &arg->next;
- req->handle = node->buf->handle;
- req->op = drm_bo_validate;
- req->mask = node->arg0;
- req->hint = 0;
- req->arg_handle = node->arg1;
- }
-
- if (!first)
- return 0;
-
- do{
- ret = ioctl(fd, DRM_IOCTL_BUFOBJ, first);
- } while (ret && errno == EAGAIN);
-
-
- if (ret)
- return -errno;
-
- for (l = list->list.next; l != &list->list; l = l->next) {
- node = DRMLISTENTRY(drmBONode, l, head);
- arg = &node->bo_arg;
- rep = &arg->d.rep;
-
- if (!arg->handled) {
- drmMsg("Unhandled request\n");
- return -EFAULT;
- }
- if (rep->ret)
- return rep->ret;
-
- buf = node->buf;
- drmBOCopyReply(rep, buf);
- }
-
- return 0;
-}
-
-
-int drmBOFenceList(int fd, drmBOList *list, unsigned fenceHandle)
+int drmSetMaster(int fd)
{
-
- drmBONode *node;
- drmMMListHead *l;
- drm_bo_arg_t *arg, *first;
- drm_bo_arg_request_t *req;
- drm_bo_arg_reply_t *rep;
- drm_u64_t *prevNext = NULL;
- drmBO *buf;
- unsigned fence_flags;
- int ret;
-
- first = NULL;
-
- for (l = list->list.next; l != &list->list; l = l->next) {
- node = DRMLISTENTRY(drmBONode, l, head);
-
- arg = &node->bo_arg;
- req = &arg->d.req;
-
- if (!first)
- first = arg;
-
- if (prevNext)
- *prevNext = (unsigned long) arg;
-
- memset(arg, 0, sizeof(*arg));
- prevNext = &arg->next;
- req->handle = node->buf->handle;
- req->op = drm_bo_fence;
- req->mask = node->arg0;
- req->arg_handle = fenceHandle;
- }
-
- if (!first)
- return 0;
-
- ret = ioctl(fd, DRM_IOCTL_BUFOBJ, first);
-
- if (ret)
- return -errno;
-
- for (l = list->list.next; l != &list->list; l = l->next) {
- node = DRMLISTENTRY(drmBONode, l, head);
-
- arg = &node->bo_arg;
- rep = &arg->d.rep;
-
- if (!arg->handled)
- return -EFAULT;
- if (rep->ret)
- return rep->ret;
- drmBOCopyReply(rep, node->buf);
- }
-
- return 0;
-}
-
-int drmMMInit(int fd, unsigned long pOffset, unsigned long pSize,
- unsigned memType)
-{
- struct drm_mm_init_arg arg;
-
- memset(&arg, 0, sizeof(arg));
-
- arg.p_offset = pOffset;
- arg.p_size = pSize;
- arg.mem_type = memType;
-
- if (ioctl(fd, DRM_IOCTL_MM_INIT, &arg))
- return -errno;
-
- return 0;
-}
-
-int drmMMTakedown(int fd, unsigned memType)
-{
- struct drm_mm_type_arg arg;
-
- memset(&arg, 0, sizeof(arg));
- arg.mem_type = memType;
-
- if (ioctl(fd, DRM_IOCTL_MM_TAKEDOWN, &arg))
- return -errno;
-
- return 0;
-}
-
-int drmMMLock(int fd, unsigned memType)
-{
- struct drm_mm_type_arg arg;
- int ret;
-
- memset(&arg, 0, sizeof(arg));
- arg.mem_type = memType;
-
- do{
- ret = ioctl(fd, DRM_IOCTL_MM_LOCK, &arg);
- } while (ret && errno == EAGAIN);
-
- return -errno;
-}
-
-int drmMMUnlock(int fd, unsigned memType)
-{
- struct drm_mm_type_arg arg;
- int ret;
-
- memset(&arg, 0, sizeof(arg));
-
- arg.mem_type = memType;
-
- do{
- ret = ioctl(fd, DRM_IOCTL_MM_UNLOCK, &arg);
- } while (ret && errno == EAGAIN);
-
- return -errno;
-}
-
-#define DRM_MAX_FDS 16
-static struct {
- char *BusID;
- int fd;
- int refcount;
-} connection[DRM_MAX_FDS];
-
-static int nr_fds = 0;
-
-int drmOpenOnce(void *unused,
- const char *BusID,
- int *newlyopened)
-{
- int i;
- int fd;
-
- for (i = 0; i < nr_fds; i++)
- if (strcmp(BusID, connection[i].BusID) == 0) {
- connection[i].refcount++;
- *newlyopened = 0;
- return connection[i].fd;
- }
-
- fd = drmOpen(unused, BusID);
- if (fd <= 0 || nr_fds == DRM_MAX_FDS)
- return fd;
-
- connection[nr_fds].BusID = strdup(BusID);
- connection[nr_fds].fd = fd;
- connection[nr_fds].refcount = 1;
- *newlyopened = 1;
-
- if (0)
- fprintf(stderr, "saved connection %d for %s %d\n",
- nr_fds, connection[nr_fds].BusID,
- strcmp(BusID, connection[nr_fds].BusID));
-
- nr_fds++;
+ int ret;
- return fd;
+ fprintf(stderr,"Setting master \n");
+ ret = ioctl(fd, DRM_IOCTL_SET_MASTER, 0);
+ return ret;
}
-void drmCloseOnce(int fd)
+int drmDropMaster(int fd)
{
- int i;
-
- for (i = 0; i < nr_fds; i++) {
- if (fd == connection[i].fd) {
- if (--connection[i].refcount == 0) {
- drmClose(connection[i].fd);
- free(connection[i].BusID);
-
- if (i < --nr_fds)
- connection[i] = connection[nr_fds];
-
- return;
- }
- }
- }
+ int ret;
+ fprintf(stderr,"Dropping master \n");
+ ret = ioctl(fd, DRM_IOCTL_DROP_MASTER, 0);
+ return ret;
}
projects / profile / ivi / libdrm.git / blobdiff