commit: 95e8f6a21996c4cc2c4574b231c6e858b749dce3 From: Thomas Hellstrom <[email protected]> Date: Fri, 9 Nov 2012 10:05:57 +0100 Subject: drm/vmwgfx: Fix hibernation device reset
The device would not reset properly when resuming from hibernation. Signed-off-by: Thomas Hellstrom <[email protected]> Reviewed-by: Brian Paul <[email protected]> Reviewed-by: Dmitry Torokhov <[email protected]> Cc: [email protected] Cc: [email protected] Signed-off-by: Dave Airlie <[email protected]> --- drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index ed3c1e7..2dd185e 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -1098,6 +1098,11 @@ static void vmw_pm_complete(struct device *kdev) struct drm_device *dev = pci_get_drvdata(pdev); struct vmw_private *dev_priv = vmw_priv(dev); + mutex_lock(&dev_priv->hw_mutex); + vmw_write(dev_priv, SVGA_REG_ID, SVGA_ID_2); + (void) vmw_read(dev_priv, SVGA_REG_ID); + mutex_unlock(&dev_priv->hw_mutex); + /** * Reclaim 3d reference held by fbdev and potentially * start fifo. -- 1.7.3.4 -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
