#include <linux/pm_runtime.h>
#include <linux/pnp.h>
#include <linux/slab.h>
-#include <linux/vgaarb.h>
#include <linux/vga_switcheroo.h>
#include <linux/vt.h>
#include <acpi/video.h>
#include "display/intel_display_types.h"
#include "display/intel_dp.h"
#include "display/intel_fbdev.h"
-#include "display/intel_gmbus.h"
#include "display/intel_hotplug.h"
#include "display/intel_overlay.h"
#include "display/intel_pipe_crc.h"
#include "display/intel_sprite.h"
+#include "display/intel_vga.h"
#include "gem/i915_gem_context.h"
#include "gem/i915_gem_ioctls.h"
#include "i915_perf.h"
#include "i915_query.h"
#include "i915_suspend.h"
+#include "i915_switcheroo.h"
#include "i915_sysfs.h"
#include "i915_trace.h"
#include "i915_vgpu.h"
release_resource(&dev_priv->mch_res);
}
-/* true = enable decode, false = disable decoder */
-static unsigned int i915_vga_set_decode(void *cookie, bool state)
-{
- struct drm_i915_private *dev_priv = cookie;
-
- intel_modeset_vga_set_state(dev_priv, 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 int i915_resume_switcheroo(struct drm_i915_private *i915);
-static int i915_suspend_switcheroo(struct drm_i915_private *i915,
- pm_message_t state);
-
-static void i915_switcheroo_set_state(struct pci_dev *pdev, enum vga_switcheroo_state state)
-{
- struct drm_i915_private *i915 = pdev_to_i915(pdev);
- pm_message_t pmm = { .event = PM_EVENT_SUSPEND };
-
- if (!i915) {
- dev_err(&pdev->dev, "DRM not initialized, aborting switch.\n");
- return;
- }
-
- if (state == VGA_SWITCHEROO_ON) {
- pr_info("switched on\n");
- i915->drm.switch_power_state = DRM_SWITCH_POWER_CHANGING;
- /* i915 resume handler doesn't set to D0 */
- pci_set_power_state(pdev, PCI_D0);
- i915_resume_switcheroo(i915);
- i915->drm.switch_power_state = DRM_SWITCH_POWER_ON;
- } else {
- pr_info("switched off\n");
- i915->drm.switch_power_state = DRM_SWITCH_POWER_CHANGING;
- i915_suspend_switcheroo(i915, pmm);
- i915->drm.switch_power_state = DRM_SWITCH_POWER_OFF;
- }
-}
-
-static bool i915_switcheroo_can_switch(struct pci_dev *pdev)
-{
- struct drm_i915_private *i915 = pdev_to_i915(pdev);
-
- /*
- * FIXME: open_count is protected by drm_global_mutex but that would lead to
- * locking inversion with the driver load path. And the access here is
- * completely racy anyway. So don't bother with locking for now.
- */
- return i915 && i915->drm.open_count == 0;
-}
-
-static const struct vga_switcheroo_client_ops i915_switcheroo_ops = {
- .set_gpu_state = i915_switcheroo_set_state,
- .reprobe = NULL,
- .can_switch = i915_switcheroo_can_switch,
-};
-
static int i915_driver_modeset_probe(struct drm_i915_private *i915)
{
- struct pci_dev *pdev = i915->drm.pdev;
int ret;
if (i915_inject_probe_failure(i915))
intel_bios_init(i915);
- /* If we have > 1 VGA cards, then we need to arbitrate access
- * to the common VGA resources.
- *
- * If we are a secondary display controller (!PCI_DISPLAY_CLASS_VGA),
- * then we do not take part in VGA arbitration and the
- * vga_client_register() fails with -ENODEV.
- */
- ret = vga_client_register(pdev, i915, NULL, i915_vga_set_decode);
- if (ret && ret != -ENODEV)
+ ret = intel_vga_register(i915);
+ if (ret)
goto out;
intel_register_dsm_handler();
- ret = vga_switcheroo_register_client(pdev, &i915_switcheroo_ops, false);
+ ret = i915_switcheroo_register(i915);
if (ret)
goto cleanup_vga_client;
if (ret)
goto cleanup_csr;
- intel_gmbus_setup(i915);
-
/* Important: The output setup functions called by modeset_init need
* working irqs for e.g. gmbus and dp aux transfers. */
ret = intel_modeset_init(i915);
intel_modeset_driver_remove(i915);
cleanup_irq:
intel_irq_uninstall(i915);
- intel_gmbus_teardown(i915);
cleanup_csr:
intel_csr_ucode_fini(i915);
intel_power_domains_driver_remove(i915);
- vga_switcheroo_unregister_client(pdev);
+ i915_switcheroo_unregister(i915);
cleanup_vga_client:
- vga_client_register(pdev, NULL, NULL, NULL);
+ intel_vga_unregister(i915);
out:
return ret;
}
-static int i915_kick_out_firmware_fb(struct drm_i915_private *dev_priv)
-{
- struct apertures_struct *ap;
- struct pci_dev *pdev = dev_priv->drm.pdev;
- struct i915_ggtt *ggtt = &dev_priv->ggtt;
- bool primary;
- int ret;
-
- ap = alloc_apertures(1);
- if (!ap)
- return -ENOMEM;
-
- ap->ranges[0].base = ggtt->gmadr.start;
- ap->ranges[0].size = ggtt->mappable_end;
-
- primary =
- pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
-
- ret = drm_fb_helper_remove_conflicting_framebuffers(ap, "inteldrmfb", primary);
-
- kfree(ap);
-
- return ret;
-}
-
static void i915_driver_modeset_remove(struct drm_i915_private *i915)
{
- struct pci_dev *pdev = i915->drm.pdev;
-
intel_modeset_driver_remove(i915);
intel_bios_driver_remove(i915);
- vga_switcheroo_unregister_client(pdev);
- vga_client_register(pdev, NULL, NULL, NULL);
+ i915_switcheroo_unregister(i915);
+
+ intel_vga_unregister(i915);
intel_csr_ucode_fini(i915);
}
intel_gt_init_early(&dev_priv->gt, dev_priv);
- ret = i915_gem_init_early(dev_priv);
- if (ret < 0)
- goto err_gt;
+ i915_gem_init_early(dev_priv);
/* This must be called before any calls to HAS_PCH_* */
intel_detect_pch(dev_priv);
err_gem:
i915_gem_cleanup_early(dev_priv);
-err_gt:
intel_gt_driver_late_release(&dev_priv->gt);
vlv_free_s0ix_state(dev_priv);
err_workqueues:
if (ret)
goto err_perf;
- /*
- * WARNING: Apparently we must kick fbdev drivers before vgacon,
- * otherwise the vga fbdev driver falls over.
- */
- ret = i915_kick_out_firmware_fb(dev_priv);
- if (ret) {
- DRM_ERROR("failed to remove conflicting framebuffer drivers\n");
- goto err_ggtt;
- }
-
- ret = vga_remove_vgacon(pdev);
- if (ret) {
- DRM_ERROR("failed to remove conflicting VGA console\n");
+ ret = drm_fb_helper_remove_conflicting_pci_framebuffers(pdev, "inteldrmfb");
+ if (ret)
goto err_ggtt;
- }
ret = i915_ggtt_init_hw(dev_priv);
if (ret)
{
struct drm_i915_file_private *file_priv = file->driver_priv;
- mutex_lock(&dev->struct_mutex);
i915_gem_context_close(file);
i915_gem_release(dev, file);
- mutex_unlock(&dev->struct_mutex);
kfree_rcu(file_priv, rcu);
return ret;
}
-static int
-i915_suspend_switcheroo(struct drm_i915_private *i915, pm_message_t state)
+int i915_suspend_switcheroo(struct drm_i915_private *i915, pm_message_t state)
{
int error;
if (ret)
DRM_ERROR("failed to re-enable GGTT\n");
- mutex_lock(&dev_priv->drm.struct_mutex);
i915_gem_restore_gtt_mappings(dev_priv);
i915_gem_restore_fences(dev_priv);
- mutex_unlock(&dev_priv->drm.struct_mutex);
intel_csr_ucode_resume(dev_priv);
return ret;
}
-static int i915_resume_switcheroo(struct drm_i915_private *i915)
+int i915_resume_switcheroo(struct drm_i915_private *i915)
{
int ret;
projects / linux-2.6-microblaze.git / blobdiff