| Message ID | 20161129123858.4225-2-hdegoede@redhat.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Tue, Nov 29, 2016 at 01:38:58PM +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: Jani Nikula <jani.nikula@intel.com> > Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> > Signed-off-by: Hans de Goede <hdegoede@redhat.com> > --- > 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)); Indeed. Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: stable@vger.kernel.org > mutex_unlock(&dev_priv->sb_lock); > } > > -- > 2.9.3
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); }
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: Jani Nikula <jani.nikula@intel.com> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com> --- drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)