On Thu, Dec 01, 2016 at 09:29:09PM +0100, Hans de Goede wrote:
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
Pushed to dinq. Thanks for the patch.
drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
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));}
-- 2.9.3