aboutsummaryrefslogtreecommitdiff
path: root/bsd/gamma/gamma_drv.c
diff options
context:
space:
mode:
Diffstat (limited to 'bsd/gamma/gamma_drv.c')
-rw-r--r--bsd/gamma/gamma_drv.c634
1 files changed, 46 insertions, 588 deletions
diff --git a/bsd/gamma/gamma_drv.c b/bsd/gamma/gamma_drv.c
index 8663a2ac..e58d853c 100644
--- a/bsd/gamma/gamma_drv.c
+++ b/bsd/gamma/gamma_drv.c
@@ -1,4 +1,4 @@
-/* gamma.c -- 3dlabs GMX 2000 driver -*- c -*-
+/* gamma.c -- 3dlabs GMX 2000 driver -*- linux-c -*-
* Created: Mon Jan 4 08:58:31 1999 by faith@precisioninsight.com
*
* Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
@@ -11,11 +11,11 @@
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* 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 NONINFRINGEMENT. IN NO EVENT SHALL
@@ -23,607 +23,65 @@
* 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.
- *
+ *
* Authors:
* Rickard E. (Rik) Faith <faith@valinux.com>
- *
+ * Gareth Hughes <gareth@valinux.com>
*/
+#include <sys/types.h>
+#include <sys/bus.h>
+#include <pci/pcivar.h>
+#include <opt_drm_linux.h>
+#include "gamma.h"
#include "drmP.h"
#include "gamma_drv.h"
-#include <pci/pcivar.h>
-
-MODULE_DEPEND(gamma, drm, 1, 1, 1);
-
-#ifndef PCI_DEVICE_ID_3DLABS_GAMMA
-#define PCI_DEVICE_ID_3DLABS_GAMMA 0x0008
-#endif
-#ifndef PCI_DEVICE_ID_3DLABS_MX
-#define PCI_DEVICE_ID_3DLABS_MX 0x0006
-#endif
-#ifndef PCI_VENDOR_ID_3DLABS
-#define PCI_VENDOR_ID_3DLABS 0x3d3d
-#endif
-
-static int gamma_init(device_t nbdev);
-static void gamma_cleanup(device_t nbdev);
-
-static int gamma_probe(device_t dev)
-{
- const char *s = 0;
-
- switch (pci_get_devid(dev)) {
- case 0x00083d3d:
- s = "3D Labs Gamma graphics accelerator";
- break;
-
- case 0x00063d3d:
- s = "3D Labs MX graphics accelerator";
- break;
- }
-
- if (s) {
- device_set_desc(dev, s);
- return 0;
- }
-
- return ENXIO;
-}
-
-static int gamma_attach(device_t dev)
-{
- gamma_init(dev);
- return 0;
-}
-
-static int gamma_detach(device_t dev)
-{
- gamma_cleanup(dev);
- return 0;
-}
-
-static device_method_t gamma_methods[] = {
- /* Device interface */
- DEVMETHOD(device_probe, gamma_probe),
- DEVMETHOD(device_attach, gamma_attach),
- DEVMETHOD(device_detach, gamma_detach),
-
- { 0, 0 }
-};
-
-static driver_t gamma_driver = {
- "drm",
- gamma_methods,
- sizeof(drm_device_t),
-};
-
-static devclass_t gamma_devclass;
-#define GAMMA_SOFTC(unit) \
- ((drm_device_t *) devclass_get_softc(gamma_devclass, unit))
-
-DRIVER_MODULE(if_gamma, pci, gamma_driver, gamma_devclass, 0, 0);
-
-#define GAMMA_NAME "gamma"
-#define GAMMA_DESC "3dlabs GMX 2000"
-#define GAMMA_DATE "20000606"
-#define GAMMA_MAJOR 1
-#define GAMMA_MINOR 0
-#define GAMMA_PATCHLEVEL 0
+#define DRIVER_AUTHOR "VA Linux Systems Inc."
-#define CDEV_MAJOR 200
+#define DRIVER_NAME "gamma"
+#define DRIVER_DESC "3DLabs gamma"
+#define DRIVER_DATE "20010216"
-static struct cdevsw gamma_cdevsw = {
- /* open */ gamma_open,
- /* close */ gamma_close,
- /* read */ drm_read,
- /* write */ drm_write,
- /* ioctl */ gamma_ioctl,
- /* poll */ nopoll,
- /* mmap */ drm_mmap,
- /* strategy */ nostrategy,
- /* name */ "gamma",
- /* maj */ CDEV_MAJOR,
- /* dump */ nodump,
- /* psize */ nopsize,
- /* flags */ D_TTY | D_TRACKCLOSE,
- /* bmaj */ -1
-};
+#define DRIVER_MAJOR 1
+#define DRIVER_MINOR 0
+#define DRIVER_PATCHLEVEL 0
-static drm_ioctl_desc_t gamma_ioctls[] = {
- [DRM_IOCTL_NR(DRM_IOCTL_VERSION)] = { gamma_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 },
+#define DRIVER_IOCTLS \
+ [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = { gamma_dma, 1, 0 }
- [DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)] = { drm_setunique, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_BLOCK)] = { drm_block, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)] = { drm_unblock, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_CONTROL)] = { gamma_control, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)] = { drm_authmagic, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = { drm_addmap, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_ADD_BUFS)] = { drm_addbufs, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_MARK_BUFS)] = { drm_markbufs, 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 },
-
- [DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = { drm_addctx, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = { drm_rmctx, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)] = { drm_modctx, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)] = { drm_getctx, 1, 0 },
- [DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = { drm_switchctx, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_NEW_CTX)] = { drm_newctx, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_RES_CTX)] = { drm_resctx, 1, 0 },
- [DRM_IOCTL_NR(DRM_IOCTL_ADD_DRAW)] = { drm_adddraw, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_RM_DRAW)] = { drm_rmdraw, 1, 1 },
- [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = { gamma_dma, 1, 0 },
- [DRM_IOCTL_NR(DRM_IOCTL_LOCK)] = { gamma_lock, 1, 0 },
- [DRM_IOCTL_NR(DRM_IOCTL_UNLOCK)] = { gamma_unlock, 1, 0 },
- [DRM_IOCTL_NR(DRM_IOCTL_FINISH)] = { drm_finish, 1, 0 },
+/* List acquired from http://www.yourvote.com/pci/pcihdr.h and xc/xc/programs/Xserver/hw/xfree86/common/xf86PciInfo.h
+ * Please report to anholt@teleport.com inaccuracies or if a chip you have works that is marked unsupported here.
+ */
+drm_chipinfo_t DRM(devicelist)[] = {
+ {0x3d3d, 0x0008, 1, "3DLabs Gamma"},
+ {0, 0, 0, NULL}
};
-#define GAMMA_IOCTL_COUNT DRM_ARRAY_SIZE(gamma_ioctls)
-
-static int devices = 0;
-
-static int gamma_setup(drm_device_t *dev)
-{
- int i;
-
- device_busy(dev->device);
-
- atomic_set(&dev->ioctl_count, 0);
- atomic_set(&dev->vma_count, 0);
- dev->buf_use = 0;
- atomic_set(&dev->buf_alloc, 0);
-
- drm_dma_setup(dev);
-
- atomic_set(&dev->total_open, 0);
- atomic_set(&dev->total_close, 0);
- atomic_set(&dev->total_ioctl, 0);
- atomic_set(&dev->total_irq, 0);
- atomic_set(&dev->total_ctx, 0);
- atomic_set(&dev->total_locks, 0);
- atomic_set(&dev->total_unlocks, 0);
- atomic_set(&dev->total_contends, 0);
- atomic_set(&dev->total_sleeps, 0);
-
- for (i = 0; i < DRM_HASH_SIZE; i++) {
- dev->magiclist[i].head = NULL;
- dev->magiclist[i].tail = NULL;
- }
- dev->maplist = NULL;
- dev->map_count = 0;
- dev->vmalist = NULL;
- dev->lock.hw_lock = NULL;
- dev->lock.lock_queue = 0;
- dev->queue_count = 0;
- dev->queue_reserved = 0;
- dev->queue_slots = 0;
- dev->queuelist = NULL;
- dev->irq = 0;
- dev->context_flag = 0;
- dev->interrupt_flag = 0;
- dev->dma_flag = 0;
- dev->last_context = 0;
- dev->last_switch = 0;
- dev->last_checked = 0;
- callout_init(&dev->timer);
- dev->context_wait = 0;
-#if DRM_DMA_HISTO
- memset(&dev->histo, 0, sizeof(dev->histo));
-#endif
- timespecclear(&dev->ctx_start);
- timespecclear(&dev->lck_start);
-
- dev->buf_rp = dev->buf;
- dev->buf_wp = dev->buf;
- dev->buf_end = dev->buf + DRM_BSZ;
- dev->buf_sigio = NULL;
-
- DRM_DEBUG("\n");
-
- /* The kernel's context could be created here, but is now created
- in drm_dma_enqueue. This is more resource-efficient for
- hardware that does not do DMA, but may mean that
- drm_select_queue fails between the time the interrupt is
- initialized and the time the queues are initialized. */
-
- return 0;
-}
-
-
-static int
-gamma_takedown(drm_device_t *dev)
-{
- int i;
- drm_magic_entry_t *pt, *next;
- drm_map_t *map;
- drm_vma_entry_t *vma, *vma_next;
-
- DRM_DEBUG("\n");
-
- if (dev->irq) gamma_irq_uninstall(dev);
-
- lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc);
- callout_stop(&dev->timer);
-
- if (dev->devname) {
- drm_free(dev->devname, strlen(dev->devname)+1, DRM_MEM_DRIVER);
- dev->devname = NULL;
- }
-
- if (dev->unique) {
- drm_free(dev->unique, strlen(dev->unique)+1, DRM_MEM_DRIVER);
- dev->unique = NULL;
- dev->unique_len = 0;
- }
- /* Clear pid list */
- for (i = 0; i < DRM_HASH_SIZE; i++) {
- for (pt = dev->magiclist[i].head; pt; pt = next) {
- next = pt->next;
- drm_free(pt, sizeof(*pt), DRM_MEM_MAGIC);
- }
- dev->magiclist[i].head = dev->magiclist[i].tail = NULL;
- }
-
- /* Clear vma list (only built for debugging) */
- if (dev->vmalist) {
- for (vma = dev->vmalist; vma; vma = vma_next) {
- vma_next = vma->next;
- drm_free(vma, sizeof(*vma), DRM_MEM_VMAS);
- }
- dev->vmalist = NULL;
- }
-
- /* Clear map area and mtrr information */
- if (dev->maplist) {
- for (i = 0; i < dev->map_count; i++) {
- map = dev->maplist[i];
- switch (map->type) {
- case _DRM_REGISTERS:
- case _DRM_FRAME_BUFFER:
-#ifdef CONFIG_MTRR
- if (map->mtrr >= 0) {
- int retcode;
- retcode = mtrr_del(map->mtrr,
- map->offset,
- map->size);
- DRM_DEBUG("mtrr_del = %d\n", retcode);
- }
-#endif
- drm_ioremapfree(map->handle, map->size);
- break;
- case _DRM_SHM:
- drm_free_pages((unsigned long)map->handle,
- drm_order(map->size)
- - PAGE_SHIFT,
- DRM_MEM_SAREA);
- break;
- case _DRM_AGP:
- /* Do nothing here, because this is all
- handled in the AGP/GART driver. */
- break;
- }
- drm_free(map, sizeof(*map), DRM_MEM_MAPS);
- }
- drm_free(dev->maplist,
- dev->map_count * sizeof(*dev->maplist),
- DRM_MEM_MAPS);
- dev->maplist = NULL;
- dev->map_count = 0;
- }
-
- if (dev->queuelist) {
- for (i = 0; i < dev->queue_count; i++) {
- drm_waitlist_destroy(&dev->queuelist[i]->waitlist);
- if (dev->queuelist[i]) {
- drm_free(dev->queuelist[i],
- sizeof(*dev->queuelist[0]),
- DRM_MEM_QUEUES);
- dev->queuelist[i] = NULL;
- }
- }
- drm_free(dev->queuelist,
- dev->queue_slots * sizeof(*dev->queuelist),
- DRM_MEM_QUEUES);
- dev->queuelist = NULL;
- }
-
- drm_dma_takedown(dev);
-
- dev->queue_count = 0;
- if (dev->lock.hw_lock) {
- dev->lock.hw_lock = NULL; /* SHM removed */
- dev->lock.pid = 0;
- wakeup(&dev->lock.lock_queue);
- }
- lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc);
-
- device_unbusy(dev->device);
-
- return 0;
-}
-
-int gamma_found(void)
-{
- return devices;
-}
-
-static int
-gamma_find_devices(device_t dev)
-{
- device_t *children, child;
- int nchildren, i;
- int count = 0;
-
- if (device_get_children(device_get_parent(dev), &children, &nchildren))
- return 0;
-
- for (i = 0; i < nchildren; i++) {
- child = children[i];
-
- if (pci_get_slot(dev) == pci_get_slot(child) &&
- pci_get_vendor(child) == PCI_VENDOR_ID_3DLABS &&
- pci_get_device(child) == PCI_DEVICE_ID_3DLABS_MX) {
- count++;
- }
- }
- free(children, M_TEMP);
-
- /* we don't currently support more than two */
- if (count > 2) count = 2;
-
- return count;
-}
-
-/* gamma_init is called via gamma_attach at module load time */
-
-static int
-gamma_init(device_t nbdev)
-{
- drm_device_t *dev = device_get_softc(nbdev);
-
- DRM_DEBUG("\n");
-
- memset((void *)dev, 0, sizeof(*dev));
- simple_lock_init(&dev->count_lock);
- lockinit(&dev->dev_lock, PZERO, "drmlk", 0, 0);
-
-#if 0 /* XXX use getenv I guess */
- drm_parse_options(gamma);
-#endif
- devices = gamma_find_devices(nbdev);
- if (devices == 0) return -1;
-
-#if 0
- if ((retcode = misc_register(&gamma_misc))) {
- DRM_ERROR("Cannot register \"%s\"\n", GAMMA_NAME);
- return retcode;
- }
-#endif
- dev->device = nbdev;
- dev->devnode = make_dev(&gamma_cdevsw,
- device_get_unit(nbdev),
- DRM_DEV_UID,
- DRM_DEV_GID,
- DRM_DEV_MODE,
- GAMMA_NAME);
- dev->name = GAMMA_NAME;
-
- drm_mem_init();
- drm_sysctl_init(dev);
-
- DRM_INFO("Initialized %s %d.%d.%d %s on minor %d with %d MX devices\n",
- GAMMA_NAME,
- GAMMA_MAJOR,
- GAMMA_MINOR,
- GAMMA_PATCHLEVEL,
- GAMMA_DATE,
- device_get_unit(nbdev),
- devices);
-
- return 0;
-}
-
-/* gamma_cleanup is called via gamma_detach at module unload time. */
-
-static void
-gamma_cleanup(device_t nbdev)
-{
- drm_device_t *dev = device_get_softc(nbdev);
-
- DRM_DEBUG("\n");
-
- drm_sysctl_cleanup(dev);
-#if 0
- if (misc_deregister(&gamma_misc)) {
- DRM_ERROR("Cannot unload module\n");
- } else {
- DRM_INFO("Module unloaded\n");
- }
-#endif
- device_busy(dev->device);
- gamma_takedown(dev);
-}
-
-SYSUNINIT(gamma_cleanup, SI_SUB_DRIVERS, SI_ORDER_ANY, gamma_cleanup, 0);
-
-#if 0
-int gamma_version(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
-{
- drm_version_t version;
- int len;
-
- copy_from_user_ret(&version,
- (drm_version_t *)arg,
- sizeof(version),
- -EFAULT);
-
-#define DRM_COPY(name,value) \
- len = strlen(value); \
- if (len > name##_len) len = name##_len; \
- name##_len = strlen(value); \
- if (len && name) { \
- copy_to_user_ret(name, value, len, -EFAULT); \
- }
-
- version.version_major = GAMMA_MAJOR;
- version.version_minor = GAMMA_MINOR;
- version.version_patchlevel = GAMMA_PATCHLEVEL;
-
- DRM_COPY(version.name, GAMMA_NAME);
- DRM_COPY(version.date, GAMMA_DATE);
- DRM_COPY(version.desc, GAMMA_DESC);
-
- copy_to_user_ret((drm_version_t *)arg,
- &version,
- sizeof(version),
- -EFAULT);
- return 0;
-}
-#endif
-
-int
-gamma_open(dev_t kdev, int flags, int fmt, struct proc *p)
-{
- drm_device_t *dev = GAMMA_SOFTC(minor(kdev));
- int retcode = 0;
-
- DRM_DEBUG("open_count = %d\n", dev->open_count);
-
- device_busy(dev->device);
- if (!(retcode = drm_open_helper(kdev, flags, fmt, p, dev))) {
- atomic_inc(&dev->total_open);
- simple_lock(&dev->count_lock);
- if (!dev->open_count++) {
- simple_unlock(&dev->count_lock);
- retcode = gamma_setup(dev);
- }
- simple_unlock(&dev->count_lock);
- }
- device_unbusy(dev->device);
-
- return retcode;
-}
-
-int
-gamma_close(dev_t kdev, int flags, int fmt, struct proc *p)
-{
- drm_device_t *dev = kdev->si_drv1;
- int retcode = 0;
-
- DRM_DEBUG("open_count = %d\n", dev->open_count);
- if (!(retcode = drm_close(kdev, flags, fmt, p))) {
- atomic_inc(&dev->total_close);
- simple_lock(&dev->count_lock);
- if (!--dev->open_count) {
- if (atomic_read(&dev->ioctl_count) || dev->blocked) {
- DRM_ERROR("Device busy: %d %d\n",
- atomic_read(&dev->ioctl_count),
- dev->blocked);
- simple_unlock(&dev->count_lock);
- return EBUSY;
- }
- simple_unlock(&dev->count_lock);
- return gamma_takedown(dev);
- }
- simple_unlock(&dev->count_lock);
- }
- return retcode;
-}
-
-/* drm_ioctl is called whenever a process performs an ioctl on /dev/drm. */
-
-int
-gamma_ioctl(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p)
-{
- int nr = DRM_IOCTL_NR(cmd);
- drm_device_t *dev = kdev->si_drv1;
- drm_file_t *priv;
- int retcode = 0;
- drm_ioctl_desc_t *ioctl;
- d_ioctl_t *func;
-
- priv = drm_find_file_by_proc(dev, p);
- if (!priv) {
- DRM_DEBUG("can't find authenticator\n");
- return EINVAL;
- }
-
- atomic_inc(&dev->ioctl_count);
- atomic_inc(&dev->total_ioctl);
- ++priv->ioctl_count;
-
- DRM_DEBUG("pid = %d, cmd = 0x%02lx, nr = 0x%02x, auth = %d\n",
- p->p_pid, cmd, nr, priv->authenticated);
-
- switch (cmd) {
- case FIOSETOWN:
- return fsetown(*(int *)data, &dev->buf_sigio);
- case FIOGETOWN:
- *(int *) data = fgetown(dev->buf_sigio);
- return 0;
- }
- if (nr >= GAMMA_IOCTL_COUNT) {
- retcode = EINVAL;
- } else {
- ioctl = &gamma_ioctls[nr];
- func = ioctl->func;
+#define __HAVE_COUNTERS 5
+#define __HAVE_COUNTER6 _DRM_STAT_IRQ
+#define __HAVE_COUNTER7 _DRM_STAT_DMA
+#define __HAVE_COUNTER8 _DRM_STAT_PRIMARY
+#define __HAVE_COUNTER9 _DRM_STAT_SPECIAL
+#define __HAVE_COUNTER10 _DRM_STAT_MISSED
- if (!func) {
- DRM_DEBUG("no function\n");
- retcode = EINVAL;
- } else if ((ioctl->root_only && suser(p))
- || (ioctl->auth_needed && !priv->authenticated)) {
- retcode = EACCES;
- } else {
- retcode = (func)(kdev, cmd, data, flags, p);
- }
- }
-
- atomic_dec(&dev->ioctl_count);
- return retcode;
-}
-int gamma_unlock(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p)
-{
- drm_device_t *dev = kdev->si_drv1;
- drm_lock_t *lockp = (drm_lock_t *) data;
+#include "drm_auth.h"
+#include "drm_bufs.h"
+#include "drm_context.h"
+#include "drm_dma.h"
+#include "drm_drawable.h"
+#include "drm_drv.h"
- if (lockp->context == DRM_KERNEL_CONTEXT) {
- DRM_ERROR("Process %d using kernel context %d\n",
- p->p_pid, lockp->context);
- return -EINVAL;
- }
- DRM_DEBUG("%d frees lock (%d holds)\n",
- lockp->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);
- drm_lock_transfer(dev, &dev->lock.hw_lock->lock, DRM_KERNEL_CONTEXT);
- gamma_dma_schedule(dev, 1);
- if (!dev->context_flag) {
- if (drm_lock_free(dev, &dev->lock.hw_lock->lock,
- DRM_KERNEL_CONTEXT)) {
- DRM_ERROR("\n");
- }
- }
+#include "drm_fops.h"
+#include "drm_init.h"
+#include "drm_ioctl.h"
+#include "drm_lists.h"
+#include "drm_lock.h"
+#include "drm_memory.h"
+#include "drm_vm.h"
+#include "drm_sysctl.h"
-#if DRM_DMA_HISTOGRAM
- {
- struct timespec ts;
- getnanotime(&ts);
- timespecsub(&ts, &dev->lck_start);
- atomic_inc(&dev->histo.lhld[drm_histogram_slot(&ts)]);
- }
-#endif
-
- return 0;
-}
+DRIVER_MODULE(gamma, pci, gamma_driver, gamma_devclass, 0, 0);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-01 12:00:06 +0000