/* 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 * */ #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); /* 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); }