#ifndef __HAVE_CTX_BITMAP
#define __HAVE_CTX_BITMAP 0
#endif
-#ifndef __HAVE_DMA_IRQ
-#define __HAVE_DMA_IRQ 0
+#ifndef __HAVE_IRQ
+#define __HAVE_IRQ 0
#endif
#ifndef __HAVE_DMA_QUEUE
#define __HAVE_DMA_QUEUE 0
#ifndef DRIVER_IOCTLS
#define DRIVER_IOCTLS
#endif
+#ifndef DRIVER_OPEN_HELPER
+#define DRIVER_OPEN_HELPER( priv, dev )
+#endif
#ifndef DRIVER_FOPS
#define DRIVER_FOPS \
static struct file_operations DRM(fops) = { \
#undef DRM_OPTIONS_FUNC
#endif
-/**
- * The default number of instances (minor numbers) to initialize.
- */
-#ifndef DRIVER_NUM_CARDS
-#define DRIVER_NUM_CARDS 1
-#endif
-
-static drm_device_t *DRM(device);
-static int *DRM(minor);
+#define MAX_DEVICES 4
+static drm_device_t DRM(device)[MAX_DEVICES];
static int DRM(numdevs) = 0;
DRIVER_FOPS;
[DRM_IOCTL_NR(DRM_IOCTL_VERSION)] = { DRM(version), 0, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)] = { DRM(getunique), 0, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)] = { DRM(getmagic), 0, 0 },
- [DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)] = { DRM(irq_busid), 0, 1 },
+#if __HAVE_IRQ
+ [DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)] = { DRM(irq_by_busid), 0, 1 },
+#endif
[DRM_IOCTL_NR(DRM_IOCTL_GET_MAP)] = { DRM(getmap), 0, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_GET_CLIENT)] = { DRM(getclient), 0, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_GET_STATS)] = { DRM(getstats), 0, 0 },
+ [DRM_IOCTL_NR(DRM_IOCTL_SET_VERSION)] = { DRM(setversion), 0, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)] = { DRM(setunique), 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_BLOCK)] = { DRM(noop), 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_INFO_BUFS)] = { DRM(infobufs), 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_MAP_BUFS)] = { DRM(mapbufs), 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_FREE_BUFS)] = { DRM(freebufs), 1, 0 },
-
- /* The DRM_IOCTL_DMA ioctl should be defined by the driver.
- */
+ /* The DRM_IOCTL_DMA ioctl should be defined by the driver. */
+#endif
+#if __HAVE_IRQ || __HAVE_DMA
[DRM_IOCTL_NR(DRM_IOCTL_CONTROL)] = { DRM(control), 1, 1 },
#endif
memset(dev->maplist, 0, sizeof(*dev->maplist));
INIT_LIST_HEAD(&dev->maplist->head);
+ dev->ctxlist = DRM(alloc)(sizeof(*dev->ctxlist),
+ DRM_MEM_CTXLIST);
+ if(dev->ctxlist == NULL) return -ENOMEM;
+ memset(dev->ctxlist, 0, sizeof(*dev->ctxlist));
+ INIT_LIST_HEAD(&dev->ctxlist->head);
+
dev->vmalist = NULL;
dev->sigdata.lock = dev->lock.hw_lock = NULL;
init_waitqueue_head( &dev->lock.lock_queue );
dev->queue_reserved = 0;
dev->queue_slots = 0;
dev->queuelist = NULL;
- dev->irq = 0;
+ dev->irq_enabled = 0;
dev->context_flag = 0;
dev->interrupt_flag = 0;
dev->dma_flag = 0;
dev->last_switch = 0;
dev->last_checked = 0;
init_waitqueue_head( &dev->context_wait );
+ dev->if_version = 0;
dev->ctx_start = 0;
dev->lck_start = 0;
DRM_DEBUG( "\n" );
DRIVER_PRETAKEDOWN();
-#if __HAVE_DMA_IRQ
- if ( dev->irq ) DRM(irq_uninstall)( dev );
+#if __HAVE_IRQ
+ if ( dev->irq_enabled ) DRM(irq_uninstall)( dev );
#endif
down( &dev->struct_sem );
return 0;
}
-/**
- * Figure out how many instances to initialize.
- *
- * \return number of cards found.
- *
- * Searches for every PCI card in \c DRIVER_CARD_LIST with matching vendor and device ids.
- */
-static int drm_count_cards(void)
+#include "drm_pciids.h"
+
+static struct pci_device_id DRM(pciidlist)[] = {
+ DRM(PCI_IDS)
+};
+
+static int DRM(probe)(struct pci_dev *pdev)
{
- int num = 0;
-#if defined(DRIVER_CARD_LIST)
- int i;
- drm_pci_list_t *l;
- u16 device, vendor;
- struct pci_dev *pdev = NULL;
+ drm_device_t *dev;
+#if __HAVE_CTX_BITMAP
+ int retcode;
#endif
+ int i;
+ int is_compat = 0;
DRM_DEBUG( "\n" );
-#if defined(DRIVER_COUNT_CARDS)
- num = DRIVER_COUNT_CARDS();
-#elif defined(DRIVER_CARD_LIST)
- for (i = 0, l = DRIVER_CARD_LIST; l[i].vendor != 0; i++) {
- pdev = NULL;
- vendor = l[i].vendor;
- device = l[i].device;
- if(device == 0xffff) device = PCI_ANY_ID;
- if(vendor == 0xffff) vendor = PCI_ANY_ID;
- while ((pdev = pci_find_device(vendor, device, pdev))) {
- num++;
+ for (i = 0; DRM(pciidlist)[i].vendor != 0; i++) {
+ if ((DRM(pciidlist)[i].vendor == pdev->vendor) &&
+ (DRM(pciidlist)[i].device == pdev->device)) {
+ is_compat = 1;
}
}
+ if (is_compat == 0)
+ return -ENODEV;
+
+ if (DRM(numdevs) >= MAX_DEVICES)
+ return -ENODEV;
+
+ dev = &(DRM(device)[DRM(numdevs)]);
+
+ memset( (void *)dev, 0, sizeof(*dev) );
+ dev->count_lock = SPIN_LOCK_UNLOCKED;
+ init_timer( &dev->timer );
+ sema_init( &dev->struct_sem, 1 );
+ sema_init( &dev->ctxlist_sem, 1 );
+
+ if ((dev->minor = DRM(stub_register)(DRIVER_NAME, &DRM(fops),dev)) < 0)
+ return -EPERM;
+ dev->device = MKDEV(DRM_MAJOR, dev->minor );
+ dev->name = DRIVER_NAME;
+
+ dev->pdev = pdev;
+#ifdef __alpha__
+ dev->hose = pdev->sysdata;
+ dev->pci_domain = dev->hose->bus->number;
#else
- num = DRIVER_NUM_CARDS;
+ dev->pci_domain = 0;
+#endif
+ dev->pci_bus = pdev->bus->number;
+ dev->pci_slot = PCI_SLOT(pdev->devfn);
+ dev->pci_func = PCI_FUNC(pdev->devfn);
+ dev->irq = pdev->irq;
+
+ DRIVER_PREINIT();
+
+#if __REALLY_HAVE_AGP
+ dev->agp = DRM(agp_init)();
+#if __MUST_HAVE_AGP
+ if ( dev->agp == NULL ) {
+ DRM_ERROR( "Cannot initialize the agpgart module.\n" );
+ DRM(stub_unregister)(dev->minor);
+ DRM(takedown)( dev );
+ return -EINVAL;
+ }
+#endif
+#if __REALLY_HAVE_MTRR
+ if (dev->agp)
+ dev->agp->agp_mtrr = mtrr_add( dev->agp->agp_info.aper_base,
+ dev->agp->agp_info.aper_size*1024*1024,
+ MTRR_TYPE_WRCOMB,
+ 1 );
+#endif
+#endif
+
+#if __HAVE_CTX_BITMAP
+ retcode = DRM(ctxbitmap_init)( dev );
+ if( retcode ) {
+ DRM_ERROR( "Cannot allocate memory for context bitmap.\n" );
+ DRM(stub_unregister)(dev->minor);
+ DRM(takedown)( dev );
+ return retcode;
+ }
#endif
- DRM_DEBUG("numdevs = %d\n", num);
- return num;
+ DRM(numdevs)++; /* no errors, mark it reserved */
+
+ DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n",
+ DRIVER_NAME,
+ DRIVER_MAJOR,
+ DRIVER_MINOR,
+ DRIVER_PATCHLEVEL,
+ DRIVER_DATE,
+ dev->minor,
+ pci_pretty_name(pdev));
+
+ DRIVER_POSTINIT();
+
+ return 0;
}
/**
*
* \return zero on success or a negative number on failure.
*
- * Allocates and initialize an array of drm_device structures, and attempts to
+ * Initializes an array of drm_device structures, and attempts to
* initialize all available devices, using consecutive minors, registering the
* stubs and initializing the AGP device.
*
*/
static int __init drm_init( void )
{
+ struct pci_dev *pdev = NULL;
- drm_device_t *dev;
- int i;
-#if __HAVE_CTX_BITMAP
- int retcode;
-#endif
DRM_DEBUG( "\n" );
#ifdef MODULE
DRM(parse_options)( drm_opts );
#endif
- DRM(numdevs) = drm_count_cards();
- /* Force at least one instance. */
- if (DRM(numdevs) <= 0)
- DRM(numdevs) = 1;
-
- DRM(device) = kmalloc(sizeof(*DRM(device)) * DRM(numdevs), GFP_KERNEL);
- if (!DRM(device)) {
- return -ENOMEM;
- }
- DRM(minor) = kmalloc(sizeof(*DRM(minor)) * DRM(numdevs), GFP_KERNEL);
- if (!DRM(minor)) {
- kfree(DRM(device));
- return -ENOMEM;
- }
-
- DRIVER_PREINIT();
-
DRM(mem_init)();
- for (i = 0; i < DRM(numdevs); i++) {
- dev = &(DRM(device)[i]);
- memset( (void *)dev, 0, sizeof(*dev) );
- dev->count_lock = SPIN_LOCK_UNLOCKED;
- init_timer( &dev->timer );
- sema_init( &dev->struct_sem, 1 );
-
- if ((DRM(minor)[i] = DRM(stub_register)(DRIVER_NAME, &DRM(fops),dev)) < 0)
- return -EPERM;
- dev->device = MKDEV(DRM_MAJOR, DRM(minor)[i] );
- dev->name = DRIVER_NAME;
-
-#if __REALLY_HAVE_AGP
- dev->agp = DRM(agp_init)();
-#if __MUST_HAVE_AGP
- if ( dev->agp == NULL ) {
- DRM_ERROR( "Cannot initialize the agpgart module.\n" );
- DRM(stub_unregister)(DRM(minor)[i]);
- DRM(takedown)( dev );
- return -EINVAL;
- }
-#endif
-#if __REALLY_HAVE_MTRR
- if (dev->agp)
- dev->agp->agp_mtrr = mtrr_add( dev->agp->agp_info.aper_base,
- dev->agp->agp_info.aper_size*1024*1024,
- MTRR_TYPE_WRCOMB,
- 1 );
-#endif
-#endif
-
-#if __HAVE_CTX_BITMAP
- retcode = DRM(ctxbitmap_init)( dev );
- if( retcode ) {
- DRM_ERROR( "Cannot allocate memory for context bitmap.\n" );
- DRM(stub_unregister)(DRM(minor)[i]);
- DRM(takedown)( dev );
- return retcode;
- }
-#endif
- DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d\n",
- DRIVER_NAME,
- DRIVER_MAJOR,
- DRIVER_MINOR,
- DRIVER_PATCHLEVEL,
- DRIVER_DATE,
- DRM(minor)[i] );
+ while ((pdev = pci_find_device(PCI_ANY_ID, PCI_ANY_ID, pdev)) != NULL) {
+ DRM(probe)(pdev);
}
-
- DRIVER_POSTINIT();
-
return 0;
}
for (i = DRM(numdevs) - 1; i >= 0; i--) {
dev = &(DRM(device)[i]);
- if ( DRM(stub_unregister)(DRM(minor)[i]) ) {
+ if ( DRM(stub_unregister)(dev->minor) ) {
DRM_ERROR( "Cannot unload module\n" );
} else {
- DRM_DEBUG("minor %d unregistered\n", DRM(minor)[i]);
+ DRM_DEBUG("minor %d unregistered\n", dev->minor);
if (i == 0) {
DRM_INFO( "Module unloaded\n" );
}
#endif
}
DRIVER_POSTCLEANUP();
- kfree(DRM(minor));
- kfree(DRM(device));
DRM(numdevs) = 0;
}
int i;
for (i = 0; i < DRM(numdevs); i++) {
- if (iminor(inode) == DRM(minor)[i]) {
+ if (iminor(inode) == DRM(device)[i].minor) {
dev = &(DRM(device)[i]);
break;
}
DRM(fasync)( -1, filp, 0 );
+ down( &dev->ctxlist_sem );
+ if ( !list_empty( &dev->ctxlist->head ) ) {
+ drm_ctx_list_t *pos, *n;
+
+ list_for_each_entry_safe( pos, n, &dev->ctxlist->head, head ) {
+ if ( pos->tag == priv &&
+ pos->handle != DRM_KERNEL_CONTEXT ) {
+#ifdef DRIVER_CTX_DTOR
+ DRIVER_CTX_DTOR(pos->handle);
+#endif
+#if __HAVE_CTX_BITMAP
+ DRM(ctxbitmap_free)( dev, pos->handle );
+#endif
+ list_del( &pos->head );
+ DRM(free)( pos, sizeof(*pos), DRM_MEM_CTXLIST );
+ }
+ }
+ }
+ up( &dev->ctxlist_sem );
+
down( &dev->struct_sem );
if ( priv->remove_auth_on_close == 1 ) {
drm_file_t *temp = dev->file_first;