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Diffstat (limited to 'drivers/gpu/drm/gma500/psb_lid.c')
-rw-r--r--drivers/gpu/drm/gma500/psb_lid.c80
1 files changed, 0 insertions, 80 deletions
diff --git a/drivers/gpu/drm/gma500/psb_lid.c b/drivers/gpu/drm/gma500/psb_lid.c
deleted file mode 100644
index 58a7fe3926..0000000000
--- a/drivers/gpu/drm/gma500/psb_lid.c
+++ /dev/null
@@ -1,80 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/**************************************************************************
- * Copyright (c) 2007, Intel Corporation.
- *
- * Authors: Thomas Hellstrom <thomas-at-tungstengraphics-dot-com>
- **************************************************************************/
-
-#include <linux/spinlock.h>
-
-#include "psb_drv.h"
-#include "psb_intel_reg.h"
-#include "psb_reg.h"
-
-static void psb_lid_timer_func(struct timer_list *t)
-{
- struct drm_psb_private *dev_priv = from_timer(dev_priv, t, lid_timer);
- struct drm_device *dev = (struct drm_device *)&dev_priv->dev;
- struct timer_list *lid_timer = &dev_priv->lid_timer;
- unsigned long irq_flags;
- u32 __iomem *lid_state = dev_priv->opregion.lid_state;
- u32 pp_status;
-
- if (readl(lid_state) == dev_priv->lid_last_state)
- goto lid_timer_schedule;
-
- if ((readl(lid_state)) & 0x01) {
- /*lid state is open*/
- REG_WRITE(PP_CONTROL, REG_READ(PP_CONTROL) | POWER_TARGET_ON);
- do {
- pp_status = REG_READ(PP_STATUS);
- } while ((pp_status & PP_ON) == 0 &&
- (pp_status & PP_SEQUENCE_MASK) != 0);
-
- if (REG_READ(PP_STATUS) & PP_ON) {
- /*FIXME: should be backlight level before*/
- psb_intel_lvds_set_brightness(dev, 100);
- } else {
- DRM_DEBUG("LVDS panel never powered up");
- return;
- }
- } else {
- psb_intel_lvds_set_brightness(dev, 0);
-
- REG_WRITE(PP_CONTROL, REG_READ(PP_CONTROL) & ~POWER_TARGET_ON);
- do {
- pp_status = REG_READ(PP_STATUS);
- } while ((pp_status & PP_ON) == 0);
- }
- dev_priv->lid_last_state = readl(lid_state);
-
-lid_timer_schedule:
- spin_lock_irqsave(&dev_priv->lid_lock, irq_flags);
- if (!timer_pending(lid_timer)) {
- lid_timer->expires = jiffies + PSB_LID_DELAY;
- add_timer(lid_timer);
- }
- spin_unlock_irqrestore(&dev_priv->lid_lock, irq_flags);
-}
-
-void psb_lid_timer_init(struct drm_psb_private *dev_priv)
-{
- struct timer_list *lid_timer = &dev_priv->lid_timer;
- unsigned long irq_flags;
-
- spin_lock_init(&dev_priv->lid_lock);
- spin_lock_irqsave(&dev_priv->lid_lock, irq_flags);
-
- timer_setup(lid_timer, psb_lid_timer_func, 0);
-
- lid_timer->expires = jiffies + PSB_LID_DELAY;
-
- add_timer(lid_timer);
- spin_unlock_irqrestore(&dev_priv->lid_lock, irq_flags);
-}
-
-void psb_lid_timer_takedown(struct drm_psb_private *dev_priv)
-{
- del_timer_sync(&dev_priv->lid_timer);
-}
-