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* [PATCH 02/18] drm/i915/dsi: Fix chv_exec_gpio disabling the GPIOs it is setting
       [not found] <20161201202925.12220-1-hdegoede@redhat.com>
@ 2016-12-01 20:29 ` Hans de Goede
  2016-12-07 17:48   ` Ville Syrjälä
  0 siblings, 1 reply; 2+ messages in thread
From: Hans de Goede @ 2016-12-01 20:29 UTC (permalink / raw)
  To: Daniel Vetter, Jani Nikula, Ville Syrjälä
  Cc: intel-gfx, dri-devel, Hans de Goede, stable, Jani Nikula

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>
---
 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));
 	mutex_unlock(&dev_priv->sb_lock);
 }
 
-- 
2.9.3


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH 02/18] drm/i915/dsi: Fix chv_exec_gpio disabling the GPIOs it is setting
  2016-12-01 20:29 ` [PATCH 02/18] drm/i915/dsi: Fix chv_exec_gpio disabling the GPIOs it is setting Hans de Goede
@ 2016-12-07 17:48   ` Ville Syrjälä
  0 siblings, 0 replies; 2+ messages in thread
From: Ville Syrjälä @ 2016-12-07 17:48 UTC (permalink / raw)
  To: Hans de Goede
  Cc: Daniel Vetter, Jani Nikula, intel-gfx, dri-devel, stable,
	Jani Nikula

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 Syrj�l� <ville.syrjala@linux.intel.com>
> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
> Reviewed-by: Ville Syrj�l� <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));
>  	mutex_unlock(&dev_priv->sb_lock);
>  }
>  
> -- 
> 2.9.3

-- 
Ville Syrj�l�
Intel OTC

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2016-12-07 17:49 UTC | newest]

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2016-12-01 20:29 ` [PATCH 02/18] drm/i915/dsi: Fix chv_exec_gpio disabling the GPIOs it is setting Hans de Goede
2016-12-07 17:48   ` Ville Syrjälä

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