diff options
Diffstat (limited to 'shared-core')
| -rw-r--r-- | shared-core/i915_pm.c | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/shared-core/i915_pm.c b/shared-core/i915_pm.c deleted file mode 100644 index e4bda0ce..00000000 --- a/shared-core/i915_pm.c +++ /dev/null @@ -1,167 +0,0 @@ -/* i915_pm.c -- Power management support for the i915 -*- linux-c -*- - */ -/************************************************************************** - * - * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. - * 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, sub license, 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 NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS 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. - * - **************************************************************************/ - -#define __NO_VERSION__ -#include "drmP.h" -#include "drm.h" -#include "i915_drm.h" -#include "i915_drv.h" - - -/** - * Set DPMS mode. - */ -static int i915_set_dpms(drm_device_t *dev, int mode) -{ - drm_i915_private_t *dev_priv = - (drm_i915_private_t *)dev->dev_private; - unsigned sr01, adpa, ppcr, dvob, dvoc, lvds; - - DRM_DEBUG("%s mode=%d\n", __FUNCTION__, mode); - - if (!dev_priv) return 0; - - I915_WRITE( SRX_INDEX, SR01 ); - sr01 = I915_READ( SRX_DATA ); - - adpa = I915_READ( ADPA ); - ppcr = I915_READ( PPCR ); - dvoc = I915_READ( DVOC ); - dvob = I915_READ( DVOB ); - lvds = I915_READ( LVDS ); - - switch(mode) { - case 0: - /* On */ - sr01 = dev_priv->sr01; - adpa = dev_priv->adpa; -#if 0 - I915_WRITE( LVDS, lvds | LVDS_ON ); /* Power on LVDS */ -#endif - I915_WRITE( PPCR, dev_priv->ppcr ); /* Power up panel */ - I915_WRITE( DVOC, dev_priv->dvoc ); - I915_WRITE( DVOB, dev_priv->dvob ); - break; - - case 1: - /* Standby */ - sr01 |= SR01_SCREEN_OFF; - adpa = (adpa & ADPA_DPMS_MASK) | ADPA_DPMS_STANDBY; - I915_WRITE( PPCR, ppcr & ~PPCR_ON ); /* Power off panel*/ -#if 0 - I915_WRITE( LVDS, lvds & ~LVDS_ON ); /* Power off LVDS */ -#endif - I915_WRITE( DVOC, dvoc & ~DVOC_ON ); - I915_WRITE( DVOB, dvob & ~DVOB_ON ); - break; - - case 2: - /* Suspend */ - sr01 |= SR01_SCREEN_OFF; - adpa = (adpa & ADPA_DPMS_MASK) | ADPA_DPMS_SUSPEND; - I915_WRITE( PPCR, ppcr & ~PPCR_ON ); /* Power off panel*/ -#if 0 - I915_WRITE( LVDS, lvds & ~LVDS_ON ); /* Power off LVDS */ -#endif - I915_WRITE( DVOC, dvoc & ~DVOC_ON ); - I915_WRITE( DVOB, dvob & ~DVOB_ON ); - break; - - case 3: - /* Off */ - sr01 |= SR01_SCREEN_OFF; - adpa = (adpa & ADPA_DPMS_MASK) | ADPA_DPMS_OFF; - I915_WRITE( PPCR, ppcr & ~PPCR_ON ); /* Power off panel*/ -#if 0 - I915_WRITE( LVDS, lvds & ~LVDS_ON ); /* Power off LVDS */ -#endif - I915_WRITE( DVOC, dvoc & ~DVOC_ON ); - I915_WRITE( DVOB, dvob & ~DVOB_ON ); - break; - } - - I915_WRITE( SRX_DATA, sr01 ); - - I915_WRITE( ADPA, adpa ); - - return 0; -} - -int i915_suspend( struct pci_dev *pdev, unsigned state ) -{ - drm_device_t *dev = (drm_device_t *)pci_get_drvdata(pdev); - drm_i915_private_t *dev_priv = - (drm_i915_private_t *)dev->dev_private; - - DRM_DEBUG("%s state=%d\n", __FUNCTION__, state); - - if (!dev_priv) return 0; - - /* Save state for power up later */ - if (state != 0) { - I915_WRITE( SRX_INDEX, SR01 ); - dev_priv->sr01 = I915_READ( SRX_DATA ); - dev_priv->dvoc = I915_READ( DVOC ); - dev_priv->dvob = I915_READ( DVOB ); - dev_priv->lvds = I915_READ( LVDS ); - dev_priv->adpa = I915_READ( ADPA ); - dev_priv->ppcr = I915_READ( PPCR ); - } - - switch(state) { - case 0: - /* D0: set DPMS mode on */ - i915_set_dpms(dev, 0); - break; - case 1: - /* D1: set DPMS mode standby */ - i915_set_dpms(dev, 1); - break; - case 2: - /* D2: set DPMS mode suspend */ - i915_set_dpms(dev, 2); - break; - case 3: - /* D3: set DPMS mode off */ - i915_set_dpms(dev, 3); - break; - } - - return 0; -} - -int i915_resume( struct pci_dev *pdev ) -{ - drm_device_t *dev = (drm_device_t *)pci_get_drvdata(pdev); - - /* D0: set DPMS mode on */ - i915_set_dpms(dev, 0); - - return 0; -} |