diff mbox

[REPLACEMENT,11/15] drm/i915: skip the i2c element in the generic VBT DSI driver

Message ID 1452518948-16469-1-git-send-email-jani.nikula@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Jani Nikula Jan. 11, 2016, 1:29 p.m. UTC 
Don't choke on unknown elements when we do know how to skip them.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
 drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 6 ++++++
 1 file changed, 6 insertions(+)

Comments

Ville Syrjälä Jan. 11, 2016, 3:56 p.m. UTC | #1 
On Mon, Jan 11, 2016 at 03:29:08PM +0200, Jani Nikula wrote:
> Don't choke on unknown elements when we do know how to skip them.
> 
> Signed-off-by: Jani Nikula <jani.nikula@intel.com>

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

> ---
>  drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
> index 9bd920809697..b98cec635676 100644
> --- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
> +++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
> @@ -229,12 +229,18 @@ static const u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, const u8 *data)
>  	return data;
>  }
>  
> +static const u8 *mipi_exec_i2c_skip(struct intel_dsi *intel_dsi, const u8 *data)
> +{
> +	return data + *(data + 6) + 7;
> +}
> +
>  typedef const u8 * (*fn_mipi_elem_exec)(struct intel_dsi *intel_dsi,
>  					const u8 *data);
>  static const fn_mipi_elem_exec exec_elem[] = {
>  	[MIPI_SEQ_ELEM_SEND_PKT] = mipi_exec_send_packet,
>  	[MIPI_SEQ_ELEM_DELAY] = mipi_exec_delay,
>  	[MIPI_SEQ_ELEM_GPIO] = mipi_exec_gpio,
> +	[MIPI_SEQ_ELEM_I2C] = mipi_exec_i2c_skip,
>  };
>  
>  /*
> -- 
> 2.1.4
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
index 9bd920809697..b98cec635676 100644
--- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
+++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
@@ -229,12 +229,18 @@  static const u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, const u8 *data)
 	return data;
 }
 
+static const u8 *mipi_exec_i2c_skip(struct intel_dsi *intel_dsi, const u8 *data)
+{
+	return data + *(data + 6) + 7;
+}
+
 typedef const u8 * (*fn_mipi_elem_exec)(struct intel_dsi *intel_dsi,
 					const u8 *data);
 static const fn_mipi_elem_exec exec_elem[] = {
 	[MIPI_SEQ_ELEM_SEND_PKT] = mipi_exec_send_packet,
 	[MIPI_SEQ_ELEM_DELAY] = mipi_exec_delay,
 	[MIPI_SEQ_ELEM_GPIO] = mipi_exec_gpio,
+	[MIPI_SEQ_ELEM_I2C] = mipi_exec_i2c_skip,
 };
 
 /*