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authorDavid S. Miller <davem@davemloft.net>2009-11-19 01:19:03 -0500
committerDavid S. Miller <davem@davemloft.net>2009-11-19 01:19:03 -0500
commit3505d1a9fd65e2d3e00827857b6795d9d8983658 (patch)
tree941cfafdb57c427bb6b7ebf6354ee93b2a3693b5 /drivers/gpu/drm/i915/intel_lvds.c
parentdfef948ed2ba69cf041840b5e860d6b4e16fa0b1 (diff)
parent66b00a7c93ec782d118d2c03bd599cfd041e80a1 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/sfc/sfe4001.c drivers/net/wireless/libertas/cmd.c drivers/staging/Kconfig drivers/staging/Makefile drivers/staging/rtl8187se/Kconfig drivers/staging/rtl8192e/Kconfig
Diffstat (limited to 'drivers/gpu/drm/i915/intel_lvds.c')
-rw-r--r--drivers/gpu/drm/i915/intel_lvds.c35
1 files changed, 29 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 98ae3d73577e..05598ae10c4b 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -380,7 +380,7 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
380 adjusted_mode->crtc_vblank_start + vsync_pos; 380 adjusted_mode->crtc_vblank_start + vsync_pos;
381 /* keep the vsync width constant */ 381 /* keep the vsync width constant */
382 adjusted_mode->crtc_vsync_end = 382 adjusted_mode->crtc_vsync_end =
383 adjusted_mode->crtc_vblank_start + vsync_width; 383 adjusted_mode->crtc_vsync_start + vsync_width;
384 border = 1; 384 border = 1;
385 break; 385 break;
386 case DRM_MODE_SCALE_ASPECT: 386 case DRM_MODE_SCALE_ASPECT:
@@ -526,6 +526,14 @@ out:
526 lvds_priv->pfit_control = pfit_control; 526 lvds_priv->pfit_control = pfit_control;
527 lvds_priv->pfit_pgm_ratios = pfit_pgm_ratios; 527 lvds_priv->pfit_pgm_ratios = pfit_pgm_ratios;
528 /* 528 /*
529 * When there exists the border, it means that the LVDS_BORDR
530 * should be enabled.
531 */
532 if (border)
533 dev_priv->lvds_border_bits |= LVDS_BORDER_ENABLE;
534 else
535 dev_priv->lvds_border_bits &= ~(LVDS_BORDER_ENABLE);
536 /*
529 * XXX: It would be nice to support lower refresh rates on the 537 * XXX: It would be nice to support lower refresh rates on the
530 * panels to reduce power consumption, and perhaps match the 538 * panels to reduce power consumption, and perhaps match the
531 * user's requested refresh rate. 539 * user's requested refresh rate.
@@ -656,6 +664,15 @@ static int intel_lvds_get_modes(struct drm_connector *connector)
656 return 0; 664 return 0;
657} 665}
658 666
667/*
668 * Lid events. Note the use of 'modeset_on_lid':
669 * - we set it on lid close, and reset it on open
670 * - we use it as a "only once" bit (ie we ignore
671 * duplicate events where it was already properly
672 * set/reset)
673 * - the suspend/resume paths will also set it to
674 * zero, since they restore the mode ("lid open").
675 */
659static int intel_lid_notify(struct notifier_block *nb, unsigned long val, 676static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
660 void *unused) 677 void *unused)
661{ 678{
@@ -663,13 +680,19 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
663 container_of(nb, struct drm_i915_private, lid_notifier); 680 container_of(nb, struct drm_i915_private, lid_notifier);
664 struct drm_device *dev = dev_priv->dev; 681 struct drm_device *dev = dev_priv->dev;
665 682
666 if (acpi_lid_open() && !dev_priv->suspended) { 683 if (!acpi_lid_open()) {
667 mutex_lock(&dev->mode_config.mutex); 684 dev_priv->modeset_on_lid = 1;
668 drm_helper_resume_force_mode(dev); 685 return NOTIFY_OK;
669 mutex_unlock(&dev->mode_config.mutex);
670 } 686 }
671 687
672 drm_sysfs_hotplug_event(dev_priv->dev); 688 if (!dev_priv->modeset_on_lid)
689 return NOTIFY_OK;
690
691 dev_priv->modeset_on_lid = 0;
692
693 mutex_lock(&dev->mode_config.mutex);
694 drm_helper_resume_force_mode(dev);
695 mutex_unlock(&dev->mode_config.mutex);
673 696
674 return NOTIFY_OK; 697 return NOTIFY_OK;
675} 698}