diff options
author | Hans de Goede <hdegoede@redhat.com> | 2016-12-01 21:29:09 +0100 |
---|---|---|
committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2016-12-07 19:45:48 +0200 |
commit | b2b45fcd921e864a5e9bbc7aa55dee96d5e11c06 (patch) | |
tree | b5cc76d1b26e1adc47a4c30389696921f92981e4 /drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | |
parent | 2b8208ac93be2783edc627fc02d9ca50cc479923 (diff) | |
download | op-kernel-dev-b2b45fcd921e864a5e9bbc7aa55dee96d5e11c06.zip op-kernel-dev-b2b45fcd921e864a5e9bbc7aa55dee96d5e11c06.tar.gz |
drm/i915/dsi: Fix chv_exec_gpio disabling the GPIOs it is setting
Set the CHV_GPIO_GPIOEN bit when updating GPIOs from chv_exec_gpio.
Fixes: a0a6d4ffd2ad ("drm/i915/dsi: add support for gpio elements on CHV")
Cc: stable@vger.kernel.org
Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161201202925.12220-3-hdegoede@redhat.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dsi_panel_vbt.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c index 579d2f5..47cd1b2 100644 --- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c +++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c @@ -300,7 +300,8 @@ static void chv_exec_gpio(struct drm_i915_private *dev_priv, mutex_lock(&dev_priv->sb_lock); vlv_iosf_sb_write(dev_priv, port, cfg1, 0); vlv_iosf_sb_write(dev_priv, port, cfg0, - CHV_GPIO_GPIOCFG_GPO | CHV_GPIO_GPIOTXSTATE(value)); + CHV_GPIO_GPIOEN | CHV_GPIO_GPIOCFG_GPO | + CHV_GPIO_GPIOTXSTATE(value)); mutex_unlock(&dev_priv->sb_lock); } |