From 68455a43debe26dd1d2a42c0b67dd5697c201420 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Sun, 4 Mar 2012 14:47:55 +1000 Subject: [PATCH] drm/nve0: initial modesetting support for kepler chipsets Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_drv.h | 1 + drivers/gpu/drm/nouveau/nouveau_state.c | 61 ++++++++++++++++++++++--- 2 files changed, 55 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index 211d8000aac7..3aef353a926c 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -701,6 +701,7 @@ enum nouveau_card_type { NV_50 = 0x50, NV_C0 = 0xc0, NV_D0 = 0xd0, + NV_E0 = 0xe0, }; struct drm_nouveau_private { diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index 6476cf604cc4..a3ae91fa8141 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -479,6 +479,47 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev) engine->pm.voltage_get = nouveau_voltage_gpio_get; engine->pm.voltage_set = nouveau_voltage_gpio_set; break; + case 0xe0: + engine->instmem.init = nvc0_instmem_init; + engine->instmem.takedown = nvc0_instmem_takedown; + engine->instmem.suspend = nvc0_instmem_suspend; + engine->instmem.resume = nvc0_instmem_resume; + engine->instmem.get = nv50_instmem_get; + engine->instmem.put = nv50_instmem_put; + engine->instmem.map = nv50_instmem_map; + engine->instmem.unmap = nv50_instmem_unmap; + engine->instmem.flush = nv84_instmem_flush; + engine->mc.init = nv50_mc_init; + engine->mc.takedown = nv50_mc_takedown; + engine->timer.init = nv04_timer_init; + engine->timer.read = nv04_timer_read; + engine->timer.takedown = nv04_timer_takedown; + engine->fb.init = nvc0_fb_init; + engine->fb.takedown = nvc0_fb_takedown; + engine->fifo.channels = 0; + engine->fifo.init = nouveau_stub_init; + engine->fifo.takedown = nouveau_stub_takedown; + engine->fifo.disable = nvc0_fifo_disable; + engine->fifo.enable = nvc0_fifo_enable; + engine->fifo.reassign = nvc0_fifo_reassign; + engine->fifo.unload_context = nouveau_stub_init; + engine->display.early_init = nouveau_stub_init; + engine->display.late_takedown = nouveau_stub_takedown; + engine->display.create = nvd0_display_create; + engine->display.destroy = nvd0_display_destroy; + engine->display.init = nvd0_display_init; + engine->display.fini = nvd0_display_fini; + engine->gpio.init = nv50_gpio_init; + engine->gpio.fini = nv50_gpio_fini; + engine->gpio.drive = nvd0_gpio_drive; + engine->gpio.sense = nvd0_gpio_sense; + engine->gpio.irq_enable = nv50_gpio_irq_enable; + engine->vram.init = nvc0_vram_init; + engine->vram.takedown = nv50_vram_fini; + engine->vram.get = nvc0_vram_new; + engine->vram.put = nv50_vram_del; + engine->vram.flags_valid = nvc0_vram_flags_valid; + break; default: NV_ERROR(dev, "NV%02x unsupported\n", dev_priv->chipset); return 1; @@ -1056,8 +1097,8 @@ static int nouveau_remove_conflicting_drivers(struct drm_device *dev) int nouveau_load(struct drm_device *dev, unsigned long flags) { struct drm_nouveau_private *dev_priv; + unsigned long long offset, length; uint32_t reg0 = ~0, strap; - resource_size_t mmio_start_offs; int ret; dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL); @@ -1111,6 +1152,9 @@ int nouveau_load(struct drm_device *dev, unsigned long flags) case 0xd0: dev_priv->card_type = NV_D0; break; + case 0xe0: + dev_priv->card_type = NV_E0; + break; default: break; } @@ -1135,17 +1179,20 @@ 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 the mmio regs */ - mmio_start_offs = pci_resource_start(dev->pdev, 0); - dev_priv->mmio = ioremap(mmio_start_offs, 0x00800000); + /* map the mmio regs, limiting the amount to preserve vmap space */ + offset = pci_resource_start(dev->pdev, 0); + length = pci_resource_len(dev->pdev, 0); + if (dev_priv->card_type < NV_E0) + length = min(length, (unsigned long long)0x00800000); + + dev_priv->mmio = ioremap(offset, length); if (!dev_priv->mmio) { NV_ERROR(dev, "Unable to initialize the mmio mapping. " "Please report your setup to " DRIVER_EMAIL "\n"); ret = -EINVAL; goto err_priv; } - NV_DEBUG(dev, "regs mapped ok at 0x%llx\n", - (unsigned long long)mmio_start_offs); + NV_DEBUG(dev, "regs mapped ok at 0x%llx\n", offset); /* determine frequency of timing crystal */ strap = nv_rd32(dev, 0x101000); @@ -1203,7 +1250,7 @@ int nouveau_load(struct drm_device *dev, unsigned long flags) } } else { dev_priv->ramin_size = 1 * 1024 * 1024; - dev_priv->ramin = ioremap(mmio_start_offs + NV_RAMIN, + dev_priv->ramin = ioremap(offset + NV_RAMIN, dev_priv->ramin_size); if (!dev_priv->ramin) { NV_ERROR(dev, "Failed to map BAR0 PRAMIN.\n");