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AgeCommit message (Expand)Author
2007-09-06nouveau: fix some nv04 graph switching.Stephane Marchesin
2007-09-06nouveau: add pure nv30 support.Stephane Marchesin
2007-09-04Add context init voodoo and context switch code for NV41.Maarten Maathuis
2007-08-31Merge branch 'master' of ssh+git://git.freedesktop.org/git/mesa/drm into xgi-...Ian Romanick
2007-08-31Acutally emit the IRQ (duh) when setting the fence post.Ian Romanick
2007-08-31nouveau: nv04 context switching support. Works for starting X up at least.Stephane Marchesin
2007-08-31nouveau: give nv03 the last cut.Stephane Marchesin
2007-08-29Use ati_pcigart for PCI-e GART table handling.Ian Romanick
2007-08-29Fix late night dumb-dumb mistake.Ian Romanick
2007-08-29Use DRM_SPINLOCK / DRM_UNSPINLOCK macros.Ian Romanick
2007-08-28Add register defines for hw binningKeith Packard
2007-08-28drm: remove XFREE86_VERSION macrosDave Airlie
2007-08-26nouveau : add NV04_PGRAPH_TRAPPED_ADDR definitionMatthieu Castet
2007-08-25nouveau : nv1x graph reworksMatthieu Castet
2007-08-25nouveau: nv10: output a warning if last channel invalid, and switch to nextPatrice Mandin
2007-08-23nouveau: nv10: check some NULL pointers inside context switchPatrice Mandin
2007-08-22nouveau : fix some potential crashes with objects causing hash collisionMatthieu Castet
2007-08-22nouveau/nv40: Preserve other bits in 0x400304/0x400310 like NVIDIA do.Ben Skeggs
2007-08-22nouveau/nv40: Dump extra info on ucode state if ctx switch fails.Ben Skeggs
2007-08-22nouveau: NV4c ctx ucode.Ben Skeggs
2007-08-22nouveau/nv50: Correct thinko for 8800 chips + cleanup a bit.Ben Skeggs
2007-08-22nouveau: redo nv30_graph.c. Should work better, but we still lack a couple of...Stephane Marchesin
2007-08-22nouveau: fix the comment and debug message for PCIGART sizeStephane Marchesin
2007-08-21nouveau: Add NV44 ctx ucode. Patch from stillunknown.Ben Skeggs
2007-08-21nouveau: Poke 0x2230 on NV47 also.Ben Skeggs
2007-08-19Check also for Linux, as it's not supported on different OSPatrice Mandin
2007-08-19Function pci_get_bus_and_slot needs 2.6.19 or laterPatrice Mandin
2007-08-17Remove unnecessary include.Ian Romanick
2007-08-16Forgot to add this file on the last commit.Ian Romanick
2007-08-16Merge branch 'master' into bo-set-pinEric Anholt
2007-08-17nouveau: Detect memory on NFORCE/NFORCE2 correctly.Ben Skeggs
2007-08-15Implement fence support.Ian Romanick
2007-08-15Fix dev->agp->base initialization on BSD, and fix addmap range check on Linux.Eric Anholt
2007-08-15BSD: Return EINVAL if drm_unlock is called on an unheld or other-owner lock.Eric Anholt
2007-08-15Add a set of tests for DRM locking, exposing issues on BSD.Eric Anholt
2007-08-15Fix a bad error message in auth.c regression test.Eric Anholt
2007-08-15Require master in setversion test, since it requires auth.Eric Anholt
2007-08-15BSD: simplify drm_ioctl() after other refactoring.vehemens
2007-08-15Bug #11989: Fix regression in getstats ioctl (kernel panic).vehemens
2007-08-15BSD: Fix regression in setversion ioctl (current version not returned).Eric Anholt
2007-08-15Add a regression test for the setversion interface.Eric Anholt
2007-08-15Add simple regression test for getstats (does it not crash the kernel?).Eric Anholt
2007-08-15BSD: Replace brief description in each file's first line with doxygen later on.Eric Anholt
2007-08-15nouveau: Use count parameter in nouveau_notifier_alloc().Ben Skeggs
2007-08-15nouveau: Turn some messages into DRM_DEBUGs..Ben Skeggs
2007-08-15nouveau: Allow GART notifiers when using sgdma code.Ben Skeggs
2007-08-15nouveau: Workaround mysterious PRAMIN clobbering by the card.Ben Skeggs
2007-08-14Eliminate unused / useless ioctls.Ian Romanick
2007-08-14Clean up remaining C++ style comments.Ian Romanick
2007-08-14Move dwWriteReg to xgi_cmdlist.c, the only file where it is used.Ian Romanick
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-20 22:44:04 +0000
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/* drm_drv.h -- Generic driver template -*- linux-c -*-
 * Created: Thu Nov 23 03:10:50 2000 by gareth@valinux.com
 */
/*-
 * Copyright 1999, 2000 Precision Insight, Inc., Cedar Park, Texas.
 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
 * All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * 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
 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * 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 "drmP.h"
#include "drm.h"
#include "drm_sarea.h"

#ifdef DRM_DEBUG_DEFAULT_ON
int drm_debug_flag = 1;
#else
int drm_debug_flag = 0;
#endif

static int drm_load(drm_device_t *dev);
static void drm_unload(drm_device_t *dev);
static drm_pci_id_list_t *drm_find_description(int vendor, int device,
    drm_pci_id_list_t *idlist);

#ifdef __FreeBSD__
#define DRIVER_SOFTC(unit) \
	((drm_device_t *)devclass_get_softc(drm_devclass, unit))

MODULE_VERSION(drm, 1);
MODULE_DEPEND(drm, agp, 1, 1, 1);
MODULE_DEPEND(drm, pci, 1, 1, 1);
#if __FreeBSD_version > 502127
MODULE_DEPEND(drm, mem, 1, 1, 1);
#endif
#endif /* __FreeBSD__ */

#if defined(__NetBSD__) || defined(__OpenBSD__)
#define DRIVER_SOFTC(unit) \
	((drm_device_t *)device_lookup(&drm_cd, unit))
#endif /* __NetBSD__ || __OpenBSD__ */

static drm_ioctl_desc_t		  drm_ioctls[256] = {
	[DRM_IOCTL_NR(DRM_IOCTL_VERSION)]       = { drm_version,     0 },
	[DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)]    = { drm_getunique,   0 },
	[DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)]     = { drm_getmagic,    0 },
	[DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)]     = { drm_irq_by_busid, DRM_MASTER|DRM_ROOT_ONLY},
	[DRM_IOCTL_NR(DRM_IOCTL_GET_MAP)]       = { drm_getmap,      0 },
	[DRM_IOCTL_NR(DRM_IOCTL_GET_CLIENT)]    = { drm_getclient,   0 },
	[DRM_IOCTL_NR(DRM_IOCTL_GET_STATS)]     = { drm_getstats,    0 },
	[DRM_IOCTL_NR(DRM_IOCTL_SET_VERSION)]   = { drm_setversion,  DRM_MASTER|DRM_ROOT_ONLY },

	[DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)]    = { drm_setunique,   DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_BLOCK)]         = { drm_noop,        DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)]       = { drm_noop,        DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)]    = { drm_authmagic,   DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },

	[DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)]       = { drm_addmap_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_RM_MAP)]        = { drm_rmmap_ioctl, DRM_AUTH },

	[DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = { drm_setsareactx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = { drm_getsareactx, DRM_AUTH },

	[DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)]       = { drm_addctx,      DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)]        = { drm_rmctx,       DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)]       = { drm_modctx,      DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)]       = { drm_getctx,      DRM_AUTH },
	[DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)]    = { drm_switchctx,   DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_NEW_CTX)]       = { drm_newctx,      DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_RES_CTX)]       = { drm_resctx,      DRM_AUTH },

	[DRM_IOCTL_NR(DRM_IOCTL_ADD_DRAW)]      = { drm_adddraw,     DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_RM_DRAW)]       = { drm_rmdraw,      DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },

	[DRM_IOCTL_NR(DRM_IOCTL_LOCK)]	        = { drm_lock,        DRM_AUTH },
	[DRM_IOCTL_NR(DRM_IOCTL_UNLOCK)]        = { drm_unlock,      DRM_AUTH },
	[DRM_IOCTL_NR(DRM_IOCTL_FINISH)]        = { drm_noop,        DRM_AUTH },

	[DRM_IOCTL_NR(DRM_IOCTL_ADD_BUFS)]      = { drm_addbufs_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_MARK_BUFS)]     = { drm_markbufs,    DRM_AUTH|DRM_MASTER },
	[DRM_IOCTL_NR(DRM_IOCTL_INFO_BUFS)]     = { drm_infobufs,    DRM_AUTH },
	[DRM_IOCTL_NR(DRM_IOCTL_MAP_BUFS)]      = { drm_mapbufs,     DRM_AUTH },
	[DRM_IOCTL_NR(DRM_IOCTL_FREE_BUFS)]     = { drm_freebufs,    DRM_AUTH },
	[DRM_IOCTL_NR(DRM_IOCTL_DMA)]           = { drm_dma,         DRM_AUTH },

	[DRM_IOCTL_NR(DRM_IOCTL_CONTROL)]       = { drm_control,     DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },

	[DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)]   = { drm_agp_acquire_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)]   = { drm_agp_release_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)]    = { drm_agp_enable_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)]      = { drm_agp_info_ioctl, DRM_AUTH },
	[DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC)]     = { drm_agp_alloc_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE)]      = { drm_agp_free_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND)]      = { drm_agp_bind_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)]    = { drm_agp_unbind_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },

	[DRM_IOCTL_NR(DRM_IOCTL_SG_ALLOC)]      = { drm_sg_alloc,    DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
	[DRM_IOCTL_NR(DRM_IOCTL_SG_FREE)]       = { drm_sg_free,     DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },

	[DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK)]   = { drm_wait_vblank, 0 },
};

#ifdef __FreeBSD__
static struct cdevsw drm_cdevsw = {
#if __FreeBSD_version >= 502103
	.d_version =	D_VERSION,
#endif
	.d_open =	drm_open,
	.d_close =	drm_close,
	.d_read =	drm_read,
	.d_ioctl =	drm_ioctl,
	.d_poll =	drm_poll,
	.d_mmap =	drm_mmap,
	.d_name =	"drm",
#if __FreeBSD_version >= 502103
	.d_flags =	D_TRACKCLOSE | D_NEEDGIANT,
#else
	.d_maj =	145,
	.d_flags =	D_TRACKCLOSE,
#endif
#if __FreeBSD_version < 500000
	.d_bmaj =	-1
#endif
};

int drm_probe(device_t dev, drm_pci_id_list_t *idlist)
{
	drm_pci_id_list_t *id_entry;
	int vendor, device;
#if __FreeBSD_version < 700010
	device_t realdev;

	if (!strcmp(device_get_name(dev), "drmsub"))
		realdev = device_get_parent(dev);
	else
		realdev = dev;
	vendor = pci_get_vendor(realdev);
	device = pci_get_device(realdev);
#else
	vendor = pci_get_vendor(dev);
	device = pci_get_device(dev);
#endif

	id_entry = drm_find_description(vendor, device, idlist);
	if (id_entry != NULL) {
		device_set_desc(dev, id_entry->name);
		return 0;
	}

	return ENXIO;
}

int drm_attach(device_t nbdev, drm_pci_id_list_t *idlist)
{
	drm_device_t *dev;
	drm_pci_id_list_t *id_entry;
	int unit;

	unit = device_get_unit(nbdev);
	dev = device_get_softc(nbdev);

#if __FreeBSD_version < 700010
	if (!strcmp(device_get_name(nbdev), "drmsub"))
		dev->device = device_get_parent(nbdev);
	else
		dev->device = nbdev;
#else
	dev->device = nbdev;
#endif
	dev->devnode = make_dev(&drm_cdevsw,
			unit,
			DRM_DEV_UID,
			DRM_DEV_GID,
			DRM_DEV_MODE,
			"dri/card%d", unit);
#if __FreeBSD_version >= 500000
	mtx_init(&dev->dev_lock, "drm device", NULL, MTX_DEF);
#endif

	id_entry = drm_find_description(pci_get_vendor(dev->device),
	    pci_get_device(dev->device), idlist);
	dev->id_entry = id_entry;

	return drm_load(dev);
}

int drm_detach(device_t dev)
{
	drm_unload(device_get_softc(dev));
	return 0;
}

#ifndef DRM_DEV_NAME
#define DRM_DEV_NAME "drm"
#endif

devclass_t drm_devclass;

#elif defined(__NetBSD__) || defined(__OpenBSD__)

static struct cdevsw drm_cdevsw = {
	drm_open,
	drm_close,
	drm_read,
	nowrite,
	drm_ioctl,
	nostop,
	notty,
	drm_poll,
	drm_mmap,
	nokqfilter,
	D_TTY
};

int drm_refcnt = 0;

#if defined(__NetBSD__) && __NetBSD_Version__ >= 106080000
MOD_DEV("drm", DRIVER_NAME, NULL, -1, &drm_cdevsw, CDEV_MAJOR);
#else
MOD_DEV("drm", LM_DT_CHAR, CDEV_MAJOR, &drm_cdevsw);
#endif

int drm_lkmentry(struct lkm_table *lkmtp, int cmd, int ver);
static int drm_lkmhandle(struct lkm_table *lkmtp, int cmd);

int drm_modprobe(void);
int drm_probe(struct pci_attach_args *pa);
void drm_attach(struct pci_attach_args *pa, dev_t kdev);

int drm_lkmentry(struct lkm_table *lkmtp, int cmd, int ver) {
	DISPATCH(lkmtp, cmd, ver, drm_lkmhandle, drm_lkmhandle, drm_lkmhandle);
}

static int drm_lkmhandle(struct lkm_table *lkmtp, int cmd)
{
	int error = 0;

	switch(cmd) {
	case LKM_E_LOAD:
		if (lkmexists(lkmtp))
			return EEXIST;

		if(drm_modprobe())
			return 0;

		return 1;

	case LKM_E_UNLOAD:
		if (drm_refcnt > 0)
			return (EBUSY);
		break;
	case LKM_E_STAT:
		break;

	default:
		error = EIO;
		break;
	}
	
	return error;
}

int drm_modprobe(void)
{
	struct pci_attach_args pa;
	int error;

	error = pci_find_device(&pa, drm_probe, idlist);
	if (error != 0)
		drm_attach(&pa, 0);

	return error;
}

int drm_probe(struct pci_attach_args *pa, drm_pci_id_list_t idlist)
{
	const char *desc;
	drm_pci_id_list_t *id_entry;

	id_entry = drm_find_description(PCI_VENDOR(pa->pa_id),
	    PCI_PRODUCT(pa->pa_id), idlist);
	if (id_entry != NULL) {
		return 1;
	}

	return 0;
}

void drm_attach(struct pci_attach_args *pa, dev_t kdev, 
    drm_pci_id_list_t *idlist)
{
	int i;
	drm_device_t *dev;
	drm_pci_id_list_t *id_entry;

	config_makeroom(kdev, &drm_cd);
	drm_cd.cd_devs[(kdev)] = malloc(sizeof(drm_device_t), M_DRM, M_WAITOK);
	dev = DRIVER_SOFTC(kdev);

	memset(dev, 0, sizeof(drm_device_t));