diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_state.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_state.c | 508 |
1 files changed, 0 insertions, 508 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c deleted file mode 100644 index d4daba331bb8..000000000000 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ /dev/null @@ -1,508 +0,0 @@ -/* - * Copyright 2005 Stephane Marchesin - * Copyright 2008 Stuart Bennett - * 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 - * PRECISION INSIGHT 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. - */ - -#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 "nouveau_pm.h" -#include "nv04_display.h" -#include "nv50_display.h" -#include "nouveau_acpi.h" - -static void nouveau_stub_takedown(struct drm_device *dev) {} -static int nouveau_stub_init(struct drm_device *dev) { return 0; } - -static int nouveau_init_engine_ptrs(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_engine *engine = &dev_priv->engine; - - switch (dev_priv->chipset & 0xf0) { - case 0x00: - engine->display.early_init = nv04_display_early_init; - engine->display.late_takedown = nv04_display_late_takedown; - engine->display.create = nv04_display_create; - engine->display.destroy = nv04_display_destroy; - engine->display.init = nv04_display_init; - engine->display.fini = nv04_display_fini; - engine->pm.clocks_get = nv04_pm_clocks_get; - engine->pm.clocks_pre = nv04_pm_clocks_pre; - engine->pm.clocks_set = nv04_pm_clocks_set; - break; - case 0x10: - engine->display.early_init = nv04_display_early_init; - engine->display.late_takedown = nv04_display_late_takedown; - engine->display.create = nv04_display_create; - engine->display.destroy = nv04_display_destroy; - engine->display.init = nv04_display_init; - engine->display.fini = nv04_display_fini; - engine->pm.clocks_get = nv04_pm_clocks_get; - engine->pm.clocks_pre = nv04_pm_clocks_pre; - engine->pm.clocks_set = nv04_pm_clocks_set; - break; - case 0x20: - engine->display.early_init = nv04_display_early_init; - engine->display.late_takedown = nv04_display_late_takedown; - engine->display.create = nv04_display_create; - engine->display.destroy = nv04_display_destroy; - engine->display.init = nv04_display_init; - engine->display.fini = nv04_display_fini; - engine->pm.clocks_get = nv04_pm_clocks_get; - engine->pm.clocks_pre = nv04_pm_clocks_pre; - engine->pm.clocks_set = nv04_pm_clocks_set; - break; - case 0x30: - engine->display.early_init = nv04_display_early_init; - engine->display.late_takedown = nv04_display_late_takedown; - engine->display.create = nv04_display_create; - engine->display.destroy = nv04_display_destroy; - engine->display.init = nv04_display_init; - engine->display.fini = nv04_display_fini; - engine->pm.clocks_get = nv04_pm_clocks_get; - engine->pm.clocks_pre = nv04_pm_clocks_pre; - engine->pm.clocks_set = nv04_pm_clocks_set; - engine->pm.voltage_get = nouveau_voltage_gpio_get; - engine->pm.voltage_set = nouveau_voltage_gpio_set; - break; - case 0x40: - case 0x60: - engine->display.early_init = nv04_display_early_init; - engine->display.late_takedown = nv04_display_late_takedown; - engine->display.create = nv04_display_create; - engine->display.destroy = nv04_display_destroy; - engine->display.init = nv04_display_init; - engine->display.fini = nv04_display_fini; - engine->pm.clocks_get = nv40_pm_clocks_get; - engine->pm.clocks_pre = nv40_pm_clocks_pre; - engine->pm.clocks_set = nv40_pm_clocks_set; - engine->pm.voltage_get = nouveau_voltage_gpio_get; - engine->pm.voltage_set = nouveau_voltage_gpio_set; - engine->pm.temp_get = nv40_temp_get; - engine->pm.pwm_get = nv40_pm_pwm_get; - engine->pm.pwm_set = nv40_pm_pwm_set; - break; - case 0x50: - case 0x80: /* gotta love NVIDIA's consistency.. */ - case 0x90: - case 0xa0: - engine->display.early_init = nv50_display_early_init; - engine->display.late_takedown = nv50_display_late_takedown; - engine->display.create = nv50_display_create; - engine->display.destroy = nv50_display_destroy; - engine->display.init = nv50_display_init; - engine->display.fini = nv50_display_fini; - switch (dev_priv->chipset) { - case 0x84: - case 0x86: - case 0x92: - case 0x94: - case 0x96: - case 0x98: - case 0xa0: - case 0xaa: - case 0xac: - case 0x50: - engine->pm.clocks_get = nv50_pm_clocks_get; - engine->pm.clocks_pre = nv50_pm_clocks_pre; - engine->pm.clocks_set = nv50_pm_clocks_set; - break; - default: - engine->pm.clocks_get = nva3_pm_clocks_get; - engine->pm.clocks_pre = nva3_pm_clocks_pre; - engine->pm.clocks_set = nva3_pm_clocks_set; - break; - } - engine->pm.voltage_get = nouveau_voltage_gpio_get; - engine->pm.voltage_set = nouveau_voltage_gpio_set; - if (dev_priv->chipset >= 0x84) - engine->pm.temp_get = nv84_temp_get; - else - engine->pm.temp_get = nv40_temp_get; - engine->pm.pwm_get = nv50_pm_pwm_get; - engine->pm.pwm_set = nv50_pm_pwm_set; - break; - case 0xc0: - engine->display.early_init = nv50_display_early_init; - engine->display.late_takedown = nv50_display_late_takedown; - engine->display.create = nv50_display_create; - engine->display.destroy = nv50_display_destroy; - engine->display.init = nv50_display_init; - engine->display.fini = nv50_display_fini; - engine->pm.temp_get = nv84_temp_get; - engine->pm.clocks_get = nvc0_pm_clocks_get; - engine->pm.clocks_pre = nvc0_pm_clocks_pre; - engine->pm.clocks_set = nvc0_pm_clocks_set; - engine->pm.voltage_get = nouveau_voltage_gpio_get; - engine->pm.voltage_set = nouveau_voltage_gpio_set; - engine->pm.pwm_get = nv50_pm_pwm_get; - engine->pm.pwm_set = nv50_pm_pwm_set; - break; - case 0xd0: - 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->pm.temp_get = nv84_temp_get; - engine->pm.clocks_get = nvc0_pm_clocks_get; - engine->pm.clocks_pre = nvc0_pm_clocks_pre; - engine->pm.clocks_set = nvc0_pm_clocks_set; - engine->pm.voltage_get = nouveau_voltage_gpio_get; - engine->pm.voltage_set = nouveau_voltage_gpio_set; - break; - case 0xe0: - 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; - break; - default: - NV_ERROR(dev, "NV%02x unsupported\n", dev_priv->chipset); - return 1; - } - - /* headless mode */ - if (nouveau_modeset == 2) { - engine->display.early_init = nouveau_stub_init; - engine->display.late_takedown = nouveau_stub_takedown; - engine->display.create = nouveau_stub_init; - engine->display.init = nouveau_stub_init; - engine->display.destroy = nouveau_stub_takedown; - } - - return 0; -} - -static unsigned int -nouveau_vga_set_decode(void *priv, bool state) -{ - struct drm_device *dev = priv; - struct drm_nouveau_private *dev_priv = dev->dev_private; - - if (dev_priv->chipset >= 0x40) - nv_wr32(dev, 0x88054, state); - else - nv_wr32(dev, 0x1854, state); - - if (state) - return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM | - VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; - else - return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; -} - -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"); - dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; - nouveau_pci_resume(pdev); - drm_kms_helper_poll_enable(dev); - dev->switch_power_state = DRM_SWITCH_POWER_ON; - } else { - printk(KERN_ERR "VGA switcheroo: switched nouveau off\n"); - dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; - drm_kms_helper_poll_disable(dev); - nouveau_switcheroo_optimus_dsm(); - nouveau_pci_suspend(pdev, pmm); - dev->switch_power_state = DRM_SWITCH_POWER_OFF; - } -} - -static void nouveau_switcheroo_reprobe(struct pci_dev *pdev) -{ - struct drm_device *dev = pci_get_drvdata(pdev); - nouveau_fbcon_output_poll_changed(dev); -} - -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; -} - -static const struct vga_switcheroo_client_ops nouveau_switcheroo_ops = { - .set_gpu_state = nouveau_switcheroo_set_state, - .reprobe = nouveau_switcheroo_reprobe, - .can_switch = nouveau_switcheroo_can_switch, -}; - -int -nouveau_card_init(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_engine *engine; - int ret; - - vga_client_register(dev->pdev, dev, NULL, nouveau_vga_set_decode); - vga_switcheroo_register_client(dev->pdev, &nouveau_switcheroo_ops); - - /* Initialise internal driver API hooks */ - ret = nouveau_init_engine_ptrs(dev); - if (ret) - goto out; - engine = &dev_priv->engine; - spin_lock_init(&dev_priv->context_switch_lock); - - /* Make the CRTCs and I2C buses accessible */ - ret = engine->display.early_init(dev); - if (ret) - goto out; - - /* Parse BIOS tables / Run init tables if card not POSTed */ - ret = nouveau_bios_init(dev); - if (ret) - goto out_display_early; - - /* workaround an odd issue on nvc1 by disabling the device's - * nosnoop capability. hopefully won't cause issues until a - * better fix is found - assuming there is one... - */ - if (dev_priv->chipset == 0xc1) { - nv_mask(dev, 0x00088080, 0x00000800, 0x00000000); - } - - ret = nouveau_irq_init(dev); - if (ret) - goto out_bios; - - ret = nouveau_display_create(dev); - if (ret) - goto out_irq; - - nouveau_backlight_init(dev); - nouveau_pm_init(dev); - - if (dev->mode_config.num_crtc) { - ret = nouveau_display_init(dev); - if (ret) - goto out_pm; - } - - return 0; - -out_pm: - nouveau_pm_fini(dev); - nouveau_backlight_exit(dev); - nouveau_display_destroy(dev); -out_irq: - nouveau_irq_fini(dev); -out_bios: - nouveau_bios_takedown(dev); -out_display_early: - engine->display.late_takedown(dev); -out: - vga_switcheroo_unregister_client(dev->pdev); - vga_client_register(dev->pdev, NULL, NULL, NULL); - return ret; -} - -static void nouveau_card_takedown(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_engine *engine = &dev_priv->engine; - - if (dev->mode_config.num_crtc) - nouveau_display_fini(dev); - - nouveau_pm_fini(dev); - nouveau_backlight_exit(dev); - nouveau_display_destroy(dev); - - nouveau_bios_takedown(dev); - engine->display.late_takedown(dev); - - nouveau_irq_fini(dev); - - vga_switcheroo_unregister_client(dev->pdev); - vga_client_register(dev->pdev, NULL, NULL, NULL); -} - -/* first module load, setup the mmio/fb mapping */ -/* KMS: we need mmio at load time, not when the first drm client opens. */ -int nouveau_firstopen(struct drm_device *dev) -{ - return 0; -} - -/* if we have an OF card, copy vbios to RAMIN */ -static void nouveau_OF_copy_vbios_to_ramin(struct drm_device *dev) -{ -#if defined(__powerpc__) - int size, i; - const uint32_t *bios; - struct device_node *dn = pci_device_to_OF_node(dev->pdev); - if (!dn) { - NV_INFO(dev, "Unable to get the OF node\n"); - return; - } - - bios = of_get_property(dn, "NVDA,BMP", &size); - if (bios) { - for (i = 0; i < size; i += 4) - nv_wi32(dev, i, bios[i/4]); - NV_INFO(dev, "OF bios successfully copied (%d bytes)\n", size); - } else { - NV_INFO(dev, "Unable to get the OF bios\n"); - } -#endif -} - -int nouveau_load(struct drm_device *dev, unsigned long flags) -{ - struct drm_nouveau_private *dev_priv; - uint32_t reg0 = ~0, strap; - int ret; - - dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL); - if (!dev_priv) { - ret = -ENOMEM; - goto err_out; - } - dev_priv->newpriv = dev->dev_private; - dev->dev_private = dev_priv; - dev_priv->dev = dev; - - NV_DEBUG(dev, "vendor: 0x%X device: 0x%X class: 0x%X\n", - dev->pci_vendor, dev->pci_device, dev->pdev->class); - - /* determine chipset and derive architecture from it */ - reg0 = nv_rd32(dev, NV03_PMC_BOOT_0); - if ((reg0 & 0x0f000000) > 0) { - dev_priv->chipset = (reg0 & 0xff00000) >> 20; - switch (dev_priv->chipset & 0xf0) { - case 0x10: - case 0x20: - case 0x30: - dev_priv->card_type = dev_priv->chipset & 0xf0; - break; - case 0x40: - case 0x60: - dev_priv->card_type = NV_40; - break; - case 0x50: - case 0x80: - case 0x90: - case 0xa0: - dev_priv->card_type = NV_50; - break; - case 0xc0: - dev_priv->card_type = NV_C0; - break; - case 0xd0: - dev_priv->card_type = NV_D0; - break; - case 0xe0: - dev_priv->card_type = NV_E0; - break; - default: - break; - } - } else - if ((reg0 & 0xff00fff0) == 0x20004000) { - if (reg0 & 0x00f00000) - dev_priv->chipset = 0x05; - else - dev_priv->chipset = 0x04; - dev_priv->card_type = NV_04; - } - - if (!dev_priv->card_type) { - NV_ERROR(dev, "unsupported chipset 0x%08x\n", reg0); - ret = -EINVAL; - goto err_priv; - } - - NV_INFO(dev, "Detected an NV%02x generation card (0x%08x)\n", - dev_priv->card_type, reg0); - - /* determine frequency of timing crystal */ - strap = nv_rd32(dev, 0x101000); - if ( dev_priv->chipset < 0x17 || - (dev_priv->chipset >= 0x20 && dev_priv->chipset <= 0x25)) - strap &= 0x00000040; - else - strap &= 0x00400040; - - switch (strap) { - case 0x00000000: dev_priv->crystal = 13500; break; - case 0x00000040: dev_priv->crystal = 14318; break; - case 0x00400000: dev_priv->crystal = 27000; break; - case 0x00400040: dev_priv->crystal = 25000; break; - } - - NV_DEBUG(dev, "crystal freq: %dKHz\n", dev_priv->crystal); - - nouveau_OF_copy_vbios_to_ramin(dev); - - /* For kernel modesetting, init card now and bring up fbcon */ - ret = nouveau_card_init(dev); - if (ret) - goto err_priv; - - return 0; - -err_priv: - dev->dev_private = dev_priv->newpriv; - kfree(dev_priv); -err_out: - return ret; -} - -void nouveau_lastclose(struct drm_device *dev) -{ - vga_switcheroo_process_delayed_switch(); -} - -int nouveau_unload(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - - nouveau_card_takedown(dev); - - dev->dev_private = dev_priv->newpriv; - kfree(dev_priv); - return 0; -} |