int main(int argc, char *argv[])
{
struct pci_dev *pci_dev_find(struct drm_device *dev);
init(&argc, &argv);
devinit();
intel_setup_bios(i915);
if (i915->bios_bin)
intel_parse_bios(i915);
}
int main(int argc, char *argv[])
{
struct drm_i915_private *dp;
init(&argc, &argv);
devinit();
intel_setup_bios(i915);
if (i915->bios_bin)
intel_parse_bios(i915);
#if defined(VERSION) && VERSION == 36
intel_panel_enable_backlight(i915, 0);
#else
intel_panel_enable_backlight(i915);
#endif
i915_driver_load(i915, (unsigned long)i915->dev_private->info);
/* now walk the connector list, dumping connector type
* and EDID
*/
dp = i915->dev_private;
if (dp->int_lvds_connector) {
if (verbose){
fprintf(stderr, "We have an lvds: \n");
}
}
if (dp->int_edp_connector) {
if (verbose)
fprintf(stderr, "We have an edp: \n");
}
u32 pwm = intel_panel_get_backlight(i915);
printf("pwm %d\n", pwm);
if (argc)
pwm = strtol(argv[0], 0, 0);
printf("new pwm %d\n", pwm);
#if defined(VERSION) && VERSION == 36
intel_panel_enable_backlight(i915, 0);
#else
intel_panel_enable_backlight(i915);
#endif
intel_panel_set_backlight(i915, pwm);
pwm = intel_panel_get_backlight(i915);
printf("pwm at end is %d\n", pwm);
}
int main(int argc, char *argv[])
{
struct drm_i915_private *dp;
bool dpd_is_edp = false;
init(&argc, &argv);
devinit();
intel_setup_bios(i915);
if (i915->bios_bin)
intel_parse_bios(i915);
#if defined(VERSION) && VERSION == 36
intel_panel_enable_backlight(i915, 0);
#else
intel_panel_enable_backlight(i915);
#endif
i915_driver_load(i915, (unsigned long)i915->dev_private->info);
dp = i915->dev_private;
dpd_is_edp = intel_dpd_is_edp(i915);
if (has_edp_a(i915))
printf("DP_A,");
if (dp->int_lvds_connector)
printf("LVDS,");
if (I915_READ(HDMIC) & PORT_DETECTED)
printf("HDMIC,");
if (I915_READ(HDMID) & PORT_DETECTED)
printf("HDMID,");
if (I915_READ(PCH_DP_C) & DP_DETECTED)
printf("DPC,");
if (!dpd_is_edp && (I915_READ(PCH_DP_D) & DP_DETECTED))
printf("DPD,");
printf("\n");
}
static int i915_load_modeset_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int ret;
ret = intel_parse_bios(dev);
if (ret)
DRM_INFO("failed to find VBIOS tables\n");
/* 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(dev->pdev, dev, NULL, i915_vga_set_decode);
if (ret && ret != -ENODEV)
goto out;
intel_register_dsm_handler();
ret = vga_switcheroo_register_client(dev->pdev, &i915_switcheroo_ops, false);
if (ret)
goto cleanup_vga_client;
/* Initialise stolen first so that we may reserve preallocated
* objects for the BIOS to KMS transition.
*/
ret = i915_gem_init_stolen(dev);
if (ret)
goto cleanup_vga_switcheroo;
intel_power_domains_init_hw(dev_priv);
ret = intel_irq_install(dev_priv);
if (ret)
goto cleanup_gem_stolen;
/* Important: The output setup functions called by modeset_init need
* working irqs for e.g. gmbus and dp aux transfers. */
intel_modeset_init(dev);
ret = i915_gem_init(dev);
if (ret)
goto cleanup_irq;
intel_modeset_gem_init(dev);
/* Always safe in the mode setting case. */
/* FIXME: do pre/post-mode set stuff in core KMS code */
dev->vblank_disable_allowed = true;
if (INTEL_INFO(dev)->num_pipes == 0)
return 0;
ret = intel_fbdev_init(dev);
if (ret)
goto cleanup_gem;
/* Only enable hotplug handling once the fbdev is fully set up. */
intel_hpd_init(dev_priv);
/*
* Some ports require correctly set-up hpd registers for detection to
* work properly (leading to ghost connected connector status), e.g. VGA
* on gm45. Hence we can only set up the initial fbdev config after hpd
* irqs are fully enabled. Now we should scan for the initial config
* only once hotplug handling is enabled, but due to screwed-up locking
* around kms/fbdev init we can't protect the fdbev initial config
* scanning against hotplug events. Hence do this first and ignore the
* tiny window where we will loose hotplug notifactions.
*/
async_schedule(intel_fbdev_initial_config, dev_priv);
drm_kms_helper_poll_init(dev);
return 0;
cleanup_gem:
mutex_lock(&dev->struct_mutex);
i915_gem_cleanup_ringbuffer(dev);
i915_gem_context_fini(dev);
mutex_unlock(&dev->struct_mutex);
cleanup_irq:
drm_irq_uninstall(dev);
cleanup_gem_stolen:
i915_gem_cleanup_stolen(dev);
cleanup_vga_switcheroo:
vga_switcheroo_unregister_client(dev->pdev);
cleanup_vga_client:
vga_client_register(dev->pdev, NULL, NULL, NULL);
out:
return ret;
}
int
i915_load_modeset_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int ret;
ret = intel_parse_bios(dev);
if (ret)
DRM_INFO("failed to find VBIOS tables\n");
#if 0
intel_register_dsm_handler();
#endif
/* IIR "flip pending" bit means done if this bit is set */
if (IS_GEN3(dev) && (I915_READ(ECOSKPD) & ECO_FLIP_DONE))
dev_priv->flip_pending_is_done = true;
#ifdef notyet
ret = vga_switcheroo_register_client(dev->pdev, &i915_switcheroo_ops);
if (ret)
goto cleanup_vga_client;
/* Initialise stolen first so that we may reserve preallocated
* objects for the BIOS to KMS transition.
*/
ret = i915_gem_init_stolen(dev);
if (ret)
goto cleanup_vga_switcheroo;
#endif
intel_modeset_init(dev);
ret = i915_gem_init(dev);
if (ret)
goto cleanup_gem_stolen;
intel_modeset_gem_init(dev);
ret = drm_irq_install(dev);
if (ret)
goto cleanup_gem;
/* Always safe in the mode setting case. */
/* FIXME: do pre/post-mode set stuff in core KMS code */
dev->vblank_disable_allowed = 1;
ret = intel_fbdev_init(dev);
if (ret)
goto cleanup_irq;
drm_kms_helper_poll_init(dev);
/* We're off and running w/KMS */
dev_priv->mm.suspended = 0;
return (0);
cleanup_irq:
drm_irq_uninstall(dev);
cleanup_gem:
DRM_LOCK();
i915_gem_cleanup_ringbuffer(dev);
DRM_UNLOCK();
i915_gem_cleanup_aliasing_ppgtt(dev);
cleanup_gem_stolen:
#ifdef notyet
i915_gem_cleanup_stolen(dev);
#endif
return (ret);
}
