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Diffstat (limited to 'linux-core/mga_drv.c')
-rw-r--r--linux-core/mga_drv.c58
1 files changed, 31 insertions, 27 deletions
diff --git a/linux-core/mga_drv.c b/linux-core/mga_drv.c
index c551ba6ef..4aaac6254 100644
--- a/linux-core/mga_drv.c
+++ b/linux-core/mga_drv.c
@@ -36,10 +36,10 @@
#define MGA_NAME "mga"
#define MGA_DESC "Matrox G200/G400"
-#define MGA_DATE "20000910"
+#define MGA_DATE "20000928"
#define MGA_MAJOR 2
#define MGA_MINOR 0
-#define MGA_PATCHLEVEL 0
+#define MGA_PATCHLEVEL 1
static drm_device_t mga_device;
drm_ctx_t mga_res_ctx;
@@ -216,6 +216,7 @@ static int mga_takedown(drm_device_t *dev)
DRM_DEBUG("\n");
+ if (dev->dev_private) mga_dma_cleanup(dev);
if (dev->irq) mga_irq_uninstall(dev);
down(&dev->struct_sem);
@@ -351,7 +352,6 @@ static int mga_init(void)
#ifdef MODULE
drm_parse_options(mga);
#endif
- DRM_DEBUG("doing misc_register\n");
if ((retcode = misc_register(&mga_misc))) {
DRM_ERROR("Cannot register \"%s\"\n", MGA_NAME);
return retcode;
@@ -359,11 +359,8 @@ static int mga_init(void)
dev->device = MKDEV(MISC_MAJOR, mga_misc.minor);
dev->name = MGA_NAME;
- DRM_DEBUG("doing mem init\n");
drm_mem_init();
- DRM_DEBUG("doing proc init\n");
drm_proc_init(dev);
- DRM_DEBUG("doing agp init\n");
dev->agp = drm_agp_init();
if(dev->agp == NULL) {
DRM_INFO("The mga drm module requires the agpgart module"
@@ -380,7 +377,6 @@ static int mga_init(void)
MTRR_TYPE_WRCOMB,
1);
#endif
- DRM_DEBUG("doing ctxbitmap init\n");
if((retcode = drm_ctxbitmap_init(dev))) {
DRM_ERROR("Cannot allocate memory for context bitmap.\n");
drm_proc_cleanup();
@@ -415,7 +411,6 @@ static void mga_cleanup(void)
DRM_INFO("Module unloaded\n");
}
drm_ctxbitmap_cleanup(dev);
- mga_dma_cleanup(dev);
#ifdef CONFIG_MTRR
if(dev->agp && dev->agp->agp_mtrr) {
int retval;
@@ -508,22 +503,27 @@ int mga_release(struct inode *inode, struct file *filp)
if (dev->lock.hw_lock && _DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)
&& dev->lock.pid == current->pid) {
mga_reclaim_buffers(dev, priv->pid);
- DRM_ERROR("Process %d dead, freeing lock for context %d\n",
- current->pid,
- _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock));
+ DRM_INFO("Process %d dead (ctx %d, d_s = 0x%02x)\n",
+ current->pid,
+ _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock),
+ dev->dev_private ?
+ ((drm_mga_private_t *)dev->dev_private)
+ ->dispatch_status
+ : 0);
+
+ if (dev->dev_private)
+ ((drm_mga_private_t *)dev->dev_private)
+ ->dispatch_status &= MGA_IN_DISPATCH;
+
drm_lock_free(dev,
&dev->lock.hw_lock->lock,
_DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock));
-
- /* FIXME: may require heavy-handed reset of
- hardware at this point, possibly
- processed via a callback to the X
- server. */
} else if (dev->lock.hw_lock) {
/* The lock is required to reclaim buffers */
DECLARE_WAITQUEUE(entry, current);
add_wait_queue(&dev->lock.lock_queue, &entry);
for (;;) {
+ current->state = TASK_INTERRUPTIBLE;
if (!dev->lock.hw_lock) {
/* Device has been unregistered */
retcode = -EINTR;
@@ -538,7 +538,6 @@ int mga_release(struct inode *inode, struct file *filp)
}
/* Contention */
atomic_inc(&dev->total_sleeps);
- current->state = TASK_INTERRUPTIBLE;
schedule();
if (signal_pending(current)) {
retcode = -ERESTARTSYS;
@@ -549,6 +548,9 @@ int mga_release(struct inode *inode, struct file *filp)
remove_wait_queue(&dev->lock.lock_queue, &entry);
if(!retcode) {
mga_reclaim_buffers(dev, priv->pid);
+ if (dev->dev_private)
+ ((drm_mga_private_t *)dev->dev_private)
+ ->dispatch_status &= MGA_IN_DISPATCH;
drm_lock_free(dev, &dev->lock.hw_lock->lock,
DRM_KERNEL_CONTEXT);
}
@@ -556,6 +558,13 @@ int mga_release(struct inode *inode, struct file *filp)
drm_fasync(-1, filp, 0);
down(&dev->struct_sem);
+ if (priv->remove_auth_on_close == 1) {
+ drm_file_t *temp = dev->file_first;
+ while(temp) {
+ temp->authenticated = 0;
+ temp = temp->next;
+ }
+ }
if (priv->prev) priv->prev->next = priv->next;
else dev->file_first = priv->next;
if (priv->next) priv->next->prev = priv->prev;
@@ -603,9 +612,6 @@ int mga_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
atomic_inc(&dev->total_ioctl);
++priv->ioctl_count;
- DRM_DEBUG("pid = %d, cmd = 0x%02x, nr = 0x%02x, dev 0x%x, auth = %d\n",
- current->pid, cmd, nr, dev->device, priv->authenticated);
-
if (nr >= MGA_IOCTL_COUNT) {
retcode = -EINVAL;
} else {
@@ -613,7 +619,10 @@ int mga_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
func = ioctl->func;
if (!func) {
- DRM_DEBUG("no function\n");
+ DRM_DEBUG("no function: pid = %d, cmd = 0x%02x,"
+ " nr = 0x%02x, dev 0x%x, auth = %d\n",
+ current->pid, cmd, nr, dev->device,
+ priv->authenticated);
retcode = -EINVAL;
} else if ((ioctl->root_only && !capable(CAP_SYS_ADMIN))
|| (ioctl->auth_needed && !priv->authenticated)) {
@@ -643,9 +652,6 @@ int mga_unlock(struct inode *inode, struct file *filp, unsigned int cmd,
return -EINVAL;
}
- DRM_DEBUG("%d frees lock (%d holds)\n",
- lock.context,
- _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock));
atomic_inc(&dev->total_unlocks);
if (_DRM_LOCK_IS_CONT(dev->lock.hw_lock->lock))
atomic_inc(&dev->total_contends);
@@ -653,9 +659,7 @@ int mga_unlock(struct inode *inode, struct file *filp, unsigned int cmd,
mga_dma_schedule(dev, 1);
if (drm_lock_free(dev, &dev->lock.hw_lock->lock,
- DRM_KERNEL_CONTEXT)) {
- DRM_ERROR("\n");
- }
+ DRM_KERNEL_CONTEXT)) DRM_ERROR("\n");
unblock_all_signals();
return 0;
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-19 03:23:38 +0000