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authorAlan Cox <alan@linux.intel.com>2011-08-26 12:19:17 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2011-08-26 19:46:43 +0200
commitd921b0b76510045e8c911ef9b3de8b71a1d526e4 (patch)
treeafca19990193adf1d04240e18a3229232063ae58 /drivers
parentgma500: Convert spaces to tabs in accel_2d.c. (diff)
downloadlinux-d921b0b76510045e8c911ef9b3de8b71a1d526e4.tar.xz
linux-d921b0b76510045e8c911ef9b3de8b71a1d526e4.zip
gma500: kill bogus code
During the power split ups and work a chunk of code escaped into the Poulsbo code path which it isn't for. On some devices such as the Dell mini-10 this causes problems. Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/staging/gma500/psb_device.c32
1 files changed, 0 insertions, 32 deletions
diff --git a/drivers/staging/gma500/psb_device.c b/drivers/staging/gma500/psb_device.c
index 46591323595a..b97aa78519f2 100644
--- a/drivers/staging/gma500/psb_device.c
+++ b/drivers/staging/gma500/psb_device.c
@@ -213,7 +213,6 @@ static int psb_restore_display_registers(struct drm_device *dev)
struct drm_psb_private *dev_priv = dev->dev_private;
struct drm_crtc *crtc;
struct drm_connector *connector;
- int pp_stat;
/* Display arbitration + watermarks */
PSB_WVDC32(dev_priv->saveDSPARB, DSPARB);
@@ -237,37 +236,6 @@ static int psb_restore_display_registers(struct drm_device *dev)
connector->funcs->restore(connector);
mutex_unlock(&dev->mode_config.mutex);
-
- if (dev_priv->iLVDS_enable) {
- /*shutdown the panel*/
- PSB_WVDC32(0, PP_CONTROL);
- do {
- pp_stat = PSB_RVDC32(PP_STATUS);
- } while (pp_stat & 0x80000000);
-
- /* Turn off the plane */
- PSB_WVDC32(0x58000000, DSPACNTR);
- PSB_WVDC32(0, DSPASURF);/*trigger the plane disable*/
- /* Wait ~4 ticks */
- msleep(4);
- /* Turn off pipe */
- PSB_WVDC32(0x0, PIPEACONF);
- /* Wait ~8 ticks */
- msleep(8);
-
- /* Turn off PLLs */
- PSB_WVDC32(0, MRST_DPLL_A);
- } else {
- PSB_WVDC32(DPI_SHUT_DOWN, DPI_CONTROL_REG);
- PSB_WVDC32(0x0, PIPEACONF);
- PSB_WVDC32(0x2faf0000, BLC_PWM_CTL);
- while (REG_READ(0x70008) & 0x40000000)
- cpu_relax();
- while ((PSB_RVDC32(GEN_FIFO_STAT_REG) & DPI_FIFO_EMPTY)
- != DPI_FIFO_EMPTY)
- cpu_relax();
- PSB_WVDC32(0, DEVICE_READY_REG);
- }
return 0;
}