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/* i915_drv.c -- Intel i915 driver -*- linux-c -*-
* Created: Wed Feb 14 17:10:04 2001 by gareth@valinux.com
*/
/*-
* 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:
* Gareth Hughes <gareth@valinux.com>
*
*/
#include "drmP.h"
#include "drm.h"
#include "i915_drm.h"
#include "i915_drv.h"
int inteldrm_probe(struct device *, void *, void *);
void inteldrm_attach(struct device *, struct device *, void *);
int inteldrm_detach(struct device *, int);
int inteldrm_ioctl(struct drm_device *, u_long, caddr_t, struct drm_file *);
static drm_pci_id_list_t inteldrm_pciidlist[] = {
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82830M_IGD,
CHIP_I830|CHIP_M},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82845G_IGD,
CHIP_I845G},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82855GM_IGD,
CHIP_I85X|CHIP_M},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82865G_IGD,
CHIP_I865G},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82915G_IGD_1,
CHIP_I915G|CHIP_I9XX},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_E7221_IGD,
CHIP_I915G|CHIP_I9XX},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82915GM_IGD_1,
CHIP_I915GM|CHIP_I9XX|CHIP_M},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82945G_IGD_1,
CHIP_I945G|CHIP_I9XX},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82945GM_IGD_1,
CHIP_I945GM|CHIP_I9XX|CHIP_M},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82945GME_IGD_1,
CHIP_I945GM|CHIP_I9XX|CHIP_M},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82946GZ_IGD_1,
CHIP_I965|CHIP_I9XX},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82G35_IGD_1,
CHIP_I965|CHIP_I9XX},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82Q965_IGD_1,
CHIP_I965|CHIP_I9XX},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82G965_IGD_1,
CHIP_I965|CHIP_I9XX},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82GM965_IGD_1,
CHIP_I965GM|CHIP_I965|CHIP_I9XX|CHIP_M},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82GME965_IGD_1,
CHIP_I965|CHIP_I9XX},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82G33_IGD_1,
CHIP_G33|CHIP_I9XX|CHIP_HWS},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82Q35_IGD_1,
CHIP_G33|CHIP_I9XX|CHIP_HWS},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82Q33_IGD_1,
CHIP_G33|CHIP_I9XX|CHIP_HWS},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82GM45_IGD_1,
CHIP_GM45|CHIP_I965|CHIP_I9XX|CHIP_M|CHIP_HWS},
{PCI_VENDOR_INTEL, 0x2E02,
CHIP_G4X|CHIP_I965|CHIP_I9XX|CHIP_HWS},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82Q45_IGD_1,
CHIP_G4X|CHIP_I965|CHIP_I9XX|CHIP_HWS},
{PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82G45_IGD_1,
CHIP_G4X|CHIP_I965|CHIP_I9XX|CHIP_HWS},
{0, 0, 0}
};
static const struct drm_driver_info inteldrm_driver = {
.buf_priv_size = 1, /* No dev_priv */
.ioctl = inteldrm_ioctl,
.close = i915_driver_close,
.lastclose = i915_driver_lastclose,
.vblank_pipes = 2,
.get_vblank_counter = i915_get_vblank_counter,
.enable_vblank = i915_enable_vblank,
.disable_vblank = i915_disable_vblank,
.irq_install = i915_driver_irq_install,
.irq_uninstall = i915_driver_irq_uninstall,
.irq_handler = i915_driver_irq_handler,
.name = DRIVER_NAME,
.desc = DRIVER_DESC,
.date = DRIVER_DATE,
.major = DRIVER_MAJOR,
.minor = DRIVER_MINOR,
.patchlevel = DRIVER_PATCHLEVEL,
.flags = DRIVER_AGP | DRIVER_AGP_REQUIRE |
DRIVER_MTRR | DRIVER_IRQ,
};
int
inteldrm_probe(struct device *parent, void *match, void *aux)
{
return drm_pciprobe((struct pci_attach_args *)aux, inteldrm_pciidlist);
}
void
inteldrm_attach(struct device *parent, struct device *self, void *aux)
{
struct drm_i915_private *dev_priv = (struct drm_i915_private *)self;
struct pci_attach_args *pa = aux;
struct vga_pci_bar *bar;
drm_pci_id_list_t *id_entry;
id_entry = drm_find_description(PCI_VENDOR(pa->pa_id),
PCI_PRODUCT(pa->pa_id), inteldrm_pciidlist);
dev_priv->flags = id_entry->driver_private;
dev_priv->pci_device = PCI_PRODUCT(pa->pa_id);
dev_priv->pc = pa->pa_pc;
/* Add register map (needed for suspend/resume) */
bar = vga_pci_bar_info((struct vga_pci_softc *)parent,
(IS_I9XX(dev_priv) ? 0 : 1));
if (bar == NULL) {
printf(": can't get BAR info\n");
return;
}
dev_priv->regs = vga_pci_bar_map((struct vga_pci_softc *)parent,
bar->addr, 0, 0);
if (dev_priv->regs == NULL) {
printf(": can't map mmio space\n");
return;
}
if (pci_intr_map(pa, &dev_priv->ih) != 0) {
printf(": couldn't map interrupt\n");
return;
}
/* Init HWS */
if (!I915_NEED_GFX_HWS(dev_priv)) {
if (i915_init_phys_hws(dev_priv, pa->pa_dmat) != 0) {
printf(": couldn't initialize hardware status page\n");
return;
}
}
printf(": %s\n", pci_intr_string(pa->pa_pc, dev_priv->ih));
mtx_init(&dev_priv->user_irq_lock, IPL_BIO);
TAILQ_INIT(&dev_priv->agp_heap);
/* All intel chipsets need to be treated as agp, so just pass one */
dev_priv->drmdev = drm_attach_pci(&inteldrm_driver, pa, 1, self);
}
int
inteldrm_detach(struct device *self, int flags)
{
struct drm_i915_private *dev_priv = (struct drm_i915_private *)self;
if (dev_priv->drmdev != NULL) {
config_detach(dev_priv->drmdev, flags);
dev_priv->drmdev = NULL;
}
i915_free_hws(dev_priv, dev_priv->dmat);
if (dev_priv->regs != NULL)
vga_pci_bar_unmap(dev_priv->regs);
DRM_SPINUNINIT(&dev_priv->user_irq_lock);
return (0);
}
struct cfattach inteldrm_ca = {
sizeof(struct drm_i915_private), inteldrm_probe, inteldrm_attach,
inteldrm_detach
};
struct cfdriver inteldrm_cd = {
0, "inteldrm", DV_DULL
};
int
inteldrm_ioctl(struct drm_device *dev, u_long cmd, caddr_t data,
struct drm_file *file_priv)
{
if (file_priv->authenticated == 1) {
switch (cmd) {
case DRM_IOCTL_I915_FLUSH:
return (i915_flush_ioctl(dev, data, file_priv));
case DRM_IOCTL_I915_FLIP:
return (i915_flip_bufs(dev, data, file_priv));
case DRM_IOCTL_I915_BATCHBUFFER:
return (i915_batchbuffer(dev, data, file_priv));
case DRM_IOCTL_I915_IRQ_EMIT:
return (i915_irq_emit(dev, data, file_priv));
case DRM_IOCTL_I915_IRQ_WAIT:
return (i915_irq_wait(dev, data, file_priv));
case DRM_IOCTL_I915_GETPARAM:
return (i915_getparam(dev, data, file_priv));
case DRM_IOCTL_I915_ALLOC:
return (i915_mem_alloc(dev, data, file_priv));
case DRM_IOCTL_I915_FREE:
return (i915_mem_free(dev, data, file_priv));
case DRM_IOCTL_I915_CMDBUFFER:
return (i915_cmdbuffer(dev, data, file_priv));
case DRM_IOCTL_I915_GET_VBLANK_PIPE:
return (i915_vblank_pipe_get(dev, data, file_priv));
case DRM_IOCTL_I915_VBLANK_SWAP:
/*
* removed due to being racy. Userland falls back
* correctly when it errors out
*/
return (EINVAL);
}
}
if (file_priv->master == 1) {
switch (cmd) {
case DRM_IOCTL_I915_SETPARAM:
return (i915_setparam(dev, data, file_priv));
case DRM_IOCTL_I915_INIT:
return (i915_dma_init(dev, data, file_priv));
case DRM_IOCTL_I915_INIT_HEAP:
return (i915_mem_init_heap(dev, data, file_priv));
case DRM_IOCTL_I915_DESTROY_HEAP:
return (i915_mem_destroy_heap(dev, data, file_priv));
case DRM_IOCTL_I915_HWS_ADDR:
return (i915_set_status_page(dev, data, file_priv));
case DRM_IOCTL_I915_SET_VBLANK_PIPE:
return (0);
}
}
return (EINVAL);
}
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