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path: root/linux/gamma_drv.c
AgeCommit message (Expand)Author
2002-04-09Merged drmcommand-0-0-1Jens Owen
2002-02-14First pass of mesa-4-0 branch merge into trunk.David Dawes
2001-07-23Fixes that allow the modules to be built into the kernelJeff Hartmann
2001-07-18Add module version name at a lower layer of the code, allows things to beJeff Hartmann
2001-07-16Added version string to the end of the kernel module name. This allowsJeff Hartmann
2001-02-16- Clean up the way customization of the templates is done.Gareth Hughes
2001-02-15- Fix up merge.Gareth Hughes
2001-02-15Merge mga-1-0-0-branch into trunk.Gareth Hughes
2000-11-15Sync with Linux 2.4.0-test11-pre5 Provide backward compatibility testedRik Faith
2000-09-29Audit calls to schedule() Remove tags from files shared with Linux kernelRik Faith
2000-09-24commit xfree86 4.0.1d-pre updateAlan Hourihane
2000-09-10Sync with 2.4.0-test8 kernel.Gareth Hughes
2000-09-06Sync with 2.4.0-test8-pre5 kernel.Gareth Hughes
2000-08-28Add compatibility header file to make Linux 2.4.0 kernel patches cleaner.Rik Faith
2000-08-26Sync with Linux 2.4.0-test7 Add signal blocking support to all driversRik Faith
2000-08-08Sync with Linux 2.4.0-test6-pre8Rik Faith
2000-08-04Sync with Linux 2.4.0-test6-pre2Rik Faith
2000-07-21Changes to make AGP optional for in-kernel buildsRik Faith
2000-07-20More fixups for kernel build: EXPORT_SYMTAB warning removalRik Faith
2000-07-20Fix signature for *_options functionRik Faith
2000-07-20Added support for building as modules or as part of monolithic kernelRik Faith
2000-07-19Bump driver dates and add descriptionsRik Faith
2000-07-19Sync with Linux 2.4.0-test4 kernelRik Faith
2000-06-13Unify code with kernel: Change some spacing in comments Add #includeRik Faith
2000-06-09Fix define of PCI_DEVICE_ID_3DLABS_GAMMA when not available in the kernelAlan Hourihane
2000-06-08Merged glxmisc-3-0-0Brian Paul
2000-06-05Include new updated gamma support.Alan Hourihane
2000-04-04Merged mga branch with trunkJeff Hartmann
2000-03-16Merge with 4.0Jeff Hartmann
2000-02-22Import of XFree86 3.9.18Kevin E Martin
2000-01-06Import of XFree86 3.9.17Rik Faith
1999-12-05First DRI release of 3dfx driver.Daryll Strauss
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-15 04:30:03 +0000
s="hl opt">; int hash = DRM(hash_magic)(magic); down(&dev->struct_sem); for (pt = dev->magiclist[hash].head; pt; pt = pt->next) { if (pt->magic == magic) { retval = pt->priv; break; } } up(&dev->struct_sem); return retval; } int DRM(add_magic)(drm_device_t *dev, drm_file_t *priv, drm_magic_t magic) { int hash; drm_magic_entry_t *entry; DRM_DEBUG("%d\n", magic); hash = DRM(hash_magic)(magic); entry = DRM(alloc)(sizeof(*entry), DRM_MEM_MAGIC); if (!entry) return -ENOMEM; memset(entry, 0, sizeof(*entry)); entry->magic = magic; entry->priv = priv; entry->next = NULL; down(&dev->struct_sem); if (dev->magiclist[hash].tail) { dev->magiclist[hash].tail->next = entry; dev->magiclist[hash].tail = entry; } else { dev->magiclist[hash].head = entry; dev->magiclist[hash].tail = entry; } up(&dev->struct_sem); return 0; } int DRM(remove_magic)(drm_device_t *dev, drm_magic_t magic) { drm_magic_entry_t *prev = NULL; drm_magic_entry_t *pt; int hash; DRM_DEBUG("%d\n", magic); hash = DRM(hash_magic)(magic); down(&dev->struct_sem); for (pt = dev->magiclist[hash].head; pt; prev = pt, pt = pt->next) { if (pt->magic == magic) { if (dev->magiclist[hash].head == pt) { dev->magiclist[hash].head = pt->next; } if (dev->magiclist[hash].tail == pt) { dev->magiclist[hash].tail = prev; } if (prev) { prev->next = pt->next; } up(&dev->struct_sem); return 0; } } up(&dev->struct_sem); DRM(free)(pt, sizeof(*pt), DRM_MEM_MAGIC); return -EINVAL; } int DRM(getmagic)(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { static drm_magic_t sequence = 0; static spinlock_t lock = SPIN_LOCK_UNLOCKED; drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_auth_t auth; /* Find unique magic */ if (priv->magic) { auth.magic = priv->magic; } else { do { spin_lock(&lock); if (!sequence) ++sequence; /* reserve 0 */ auth.magic = sequence++; spin_unlock(&lock); } while (DRM(find_file)(dev, auth.magic)); priv->magic = auth.magic; DRM(add_magic)(dev, priv, auth.magic); } DRM_DEBUG("%u\n", auth.magic); if (copy_to_user((drm_auth_t *)arg, &auth, sizeof(auth))) return -EFAULT; return 0; } int DRM(authmagic)(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_auth_t auth; drm_file_t *file; if (copy_from_user(&auth, (drm_auth_t *)arg, sizeof(auth))) return -EFAULT; DRM_DEBUG("%u\n", auth.magic); if ((file = DRM(find_file)(dev, auth.magic))) { file->authenticated = 1; DRM(remove_magic)(dev, auth.magic); return 0; } return -EINVAL; }
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-15 04:30:03 +0000