diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_state.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_state.c | 143 |
1 files changed, 112 insertions, 31 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index a4851af5b05e..b02a231d6937 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -24,17 +24,19 @@ */ #include <linux/swab.h> +#include <linux/slab.h> #include "drmP.h" #include "drm.h" #include "drm_sarea.h" #include "drm_crtc_helper.h" #include <linux/vgaarb.h> +#include <linux/vga_switcheroo.h> #include "nouveau_drv.h" #include "nouveau_drm.h" +#include "nouveau_fbcon.h" #include "nv50_display.h" -static int nouveau_stub_init(struct drm_device *dev) { return 0; } static void nouveau_stub_takedown(struct drm_device *dev) {} static int nouveau_init_engine_ptrs(struct drm_device *dev) @@ -276,8 +278,8 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev) engine->timer.init = nv04_timer_init; engine->timer.read = nv04_timer_read; engine->timer.takedown = nv04_timer_takedown; - engine->fb.init = nouveau_stub_init; - engine->fb.takedown = nouveau_stub_takedown; + engine->fb.init = nv50_fb_init; + engine->fb.takedown = nv50_fb_takedown; engine->graph.grclass = nv50_graph_grclass; engine->graph.init = nv50_graph_init; engine->graph.takedown = nv50_graph_takedown; @@ -340,7 +342,7 @@ nouveau_card_init_channel(struct drm_device *dev) gpuobj = NULL; ret = nouveau_gpuobj_dma_new(dev_priv->channel, NV_CLASS_DMA_IN_MEMORY, - 0, nouveau_mem_fb_amount(dev), + 0, dev_priv->vram_size, NV_DMA_ACCESS_RW, NV_DMA_TARGET_VIDMEM, &gpuobj); if (ret) @@ -371,6 +373,33 @@ out_err: return ret; } +static void nouveau_switcheroo_set_state(struct pci_dev *pdev, + enum vga_switcheroo_state state) +{ + struct drm_device *dev = pci_get_drvdata(pdev); + pm_message_t pmm = { .event = PM_EVENT_SUSPEND }; + if (state == VGA_SWITCHEROO_ON) { + printk(KERN_ERR "VGA switcheroo: switched nouveau on\n"); + nouveau_pci_resume(pdev); + drm_kms_helper_poll_enable(dev); + } else { + printk(KERN_ERR "VGA switcheroo: switched nouveau off\n"); + drm_kms_helper_poll_disable(dev); + nouveau_pci_suspend(pdev, pmm); + } +} + +static bool nouveau_switcheroo_can_switch(struct pci_dev *pdev) +{ + struct drm_device *dev = pci_get_drvdata(pdev); + bool can_switch; + + spin_lock(&dev->count_lock); + can_switch = (dev->open_count == 0); + spin_unlock(&dev->count_lock); + return can_switch; +} + int nouveau_card_init(struct drm_device *dev) { @@ -384,6 +413,8 @@ nouveau_card_init(struct drm_device *dev) return 0; vga_client_register(dev->pdev, dev, NULL, nouveau_vga_set_decode); + vga_switcheroo_register_client(dev->pdev, nouveau_switcheroo_set_state, + nouveau_switcheroo_can_switch); /* Initialise internal driver API hooks */ ret = nouveau_init_engine_ptrs(dev); @@ -391,6 +422,7 @@ nouveau_card_init(struct drm_device *dev) goto out; engine = &dev_priv->engine; dev_priv->init_state = NOUVEAU_CARD_INIT_FAILED; + spin_lock_init(&dev_priv->context_switch_lock); /* Parse BIOS tables / Run init tables if card not POSTed */ if (drm_core_check_feature(dev, DRIVER_MODESET)) { @@ -399,6 +431,10 @@ nouveau_card_init(struct drm_device *dev) goto out; } + ret = nouveau_mem_detect(dev); + if (ret) + goto out_bios; + ret = nouveau_gpuobj_early_init(dev); if (ret) goto out_bios; @@ -474,7 +510,7 @@ nouveau_card_init(struct drm_device *dev) else ret = nv04_display_create(dev); if (ret) - goto out_irq; + goto out_channel; } ret = nouveau_backlight_init(dev); @@ -483,11 +519,18 @@ nouveau_card_init(struct drm_device *dev) dev_priv->init_state = NOUVEAU_CARD_INIT_DONE; - if (drm_core_check_feature(dev, DRIVER_MODESET)) - drm_helper_initial_config(dev); + if (drm_core_check_feature(dev, DRIVER_MODESET)) { + nouveau_fbcon_init(dev); + drm_kms_helper_poll_init(dev); + } return 0; +out_channel: + if (dev_priv->channel) { + nouveau_channel_free(dev_priv->channel); + dev_priv->channel = NULL; + } out_irq: drm_irq_uninstall(dev); out_fifo: @@ -505,6 +548,7 @@ out_mc: out_gpuobj: nouveau_gpuobj_takedown(dev); out_mem: + nouveau_sgdma_takedown(dev); nouveau_mem_close(dev); out_instmem: engine->instmem.takedown(dev); @@ -525,6 +569,7 @@ static void nouveau_card_takedown(struct drm_device *dev) NV_DEBUG(dev, "prev state = %d\n", dev_priv->init_state); if (dev_priv->init_state != NOUVEAU_CARD_INIT_DOWN) { + nouveau_backlight_exit(dev); if (dev_priv->channel) { @@ -599,6 +644,48 @@ static void nouveau_OF_copy_vbios_to_ramin(struct drm_device *dev) #endif } +static struct apertures_struct *nouveau_get_apertures(struct drm_device *dev) +{ + struct pci_dev *pdev = dev->pdev; + struct apertures_struct *aper = alloc_apertures(3); + if (!aper) + return NULL; + + aper->ranges[0].base = pci_resource_start(pdev, 1); + aper->ranges[0].size = pci_resource_len(pdev, 1); + aper->count = 1; + + if (pci_resource_len(pdev, 2)) { + aper->ranges[aper->count].base = pci_resource_start(pdev, 2); + aper->ranges[aper->count].size = pci_resource_len(pdev, 2); + aper->count++; + } + + if (pci_resource_len(pdev, 3)) { + aper->ranges[aper->count].base = pci_resource_start(pdev, 3); + aper->ranges[aper->count].size = pci_resource_len(pdev, 3); + aper->count++; + } + + return aper; +} + +static int nouveau_remove_conflicting_drivers(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + bool primary = false; + dev_priv->apertures = nouveau_get_apertures(dev); + if (!dev_priv->apertures) + return -ENOMEM; + +#ifdef CONFIG_X86 + primary = dev->pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; +#endif + + remove_conflicting_framebuffers(dev_priv->apertures, "nouveaufb", primary); + return 0; +} + int nouveau_load(struct drm_device *dev, unsigned long flags) { struct drm_nouveau_private *dev_priv; @@ -617,11 +704,6 @@ int nouveau_load(struct drm_device *dev, unsigned long flags) NV_DEBUG(dev, "vendor: 0x%X device: 0x%X class: 0x%X\n", dev->pci_vendor, dev->pci_device, dev->pdev->class); - dev_priv->acpi_dsm = nouveau_dsm_probe(dev); - - if (dev_priv->acpi_dsm) - nouveau_hybrid_setup(dev); - dev_priv->wq = create_workqueue("nouveau"); if (!dev_priv->wq) return -EINVAL; @@ -691,29 +773,30 @@ int nouveau_load(struct drm_device *dev, unsigned long flags) NV_INFO(dev, "Detected an NV%2x generation card (0x%08x)\n", dev_priv->card_type, reg0); - /* map larger RAMIN aperture on NV40 cards */ - dev_priv->ramin = NULL; + if (drm_core_check_feature(dev, DRIVER_MODESET)) { + int ret = nouveau_remove_conflicting_drivers(dev); + if (ret) + return ret; + } + + /* Map PRAMIN BAR, or on older cards, the aperture withing BAR0 */ if (dev_priv->card_type >= NV_40) { int ramin_bar = 2; if (pci_resource_len(dev->pdev, ramin_bar) == 0) ramin_bar = 3; dev_priv->ramin_size = pci_resource_len(dev->pdev, ramin_bar); - dev_priv->ramin = ioremap( - pci_resource_start(dev->pdev, ramin_bar), + dev_priv->ramin = + ioremap(pci_resource_start(dev->pdev, ramin_bar), dev_priv->ramin_size); if (!dev_priv->ramin) { - NV_ERROR(dev, "Failed to init RAMIN mapping, " - "limited instance memory available\n"); + NV_ERROR(dev, "Failed to PRAMIN BAR"); + return -ENOMEM; } - } - - /* On older cards (or if the above failed), create a map covering - * the BAR0 PRAMIN aperture */ - if (!dev_priv->ramin) { + } else { dev_priv->ramin_size = 1 * 1024 * 1024; dev_priv->ramin = ioremap(mmio_start_offs + NV_RAMIN, - dev_priv->ramin_size); + dev_priv->ramin_size); if (!dev_priv->ramin) { NV_ERROR(dev, "Failed to map BAR0 PRAMIN.\n"); return -ENOMEM; @@ -761,6 +844,8 @@ int nouveau_unload(struct drm_device *dev) struct drm_nouveau_private *dev_priv = dev->dev_private; if (drm_core_check_feature(dev, DRIVER_MODESET)) { + drm_kms_helper_poll_fini(dev); + nouveau_fbcon_fini(dev); if (dev_priv->card_type >= NV_50) nv50_display_destroy(dev); else @@ -776,13 +861,6 @@ int nouveau_unload(struct drm_device *dev) return 0; } -int -nouveau_ioctl_card_init(struct drm_device *dev, void *data, - struct drm_file *file_priv) -{ - return nouveau_card_init(dev); -} - int nouveau_ioctl_getparam(struct drm_device *dev, void *data, struct drm_file *file_priv) { @@ -833,6 +911,9 @@ int nouveau_ioctl_getparam(struct drm_device *dev, void *data, case NOUVEAU_GETPARAM_VM_VRAM_BASE: getparam->value = dev_priv->vm_vram_base; break; + case NOUVEAU_GETPARAM_PTIMER_TIME: + getparam->value = dev_priv->engine.timer.read(dev); + break; case NOUVEAU_GETPARAM_GRAPH_UNITS: /* NV40 and NV50 versions are quite different, but register * address is the same. User is supposed to know the card |