[Intel-gfx] [PATCH v2] drm/i915/dsi: set max return packet size for each dsi port

Shobhit Kumar shobhit.kumar at linux.intel.com
Thu Jan 22 18:07:55 PST 2015


On 01/22/2015 06:31 PM, Jani Nikula wrote:
> This seems like the right thing to do. This also gets rid of a call to
> intel_dsi_pipe_to_port() which we want to remove eventually.
>
> v2: add braces to fix else logic (Shobhit)
>
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
> ---
>   drivers/gpu/drm/i915/intel_dsi.c | 10 +++++-----
>   1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
> index 4bb9886fa2cf..dac41046a0cc 100644
> --- a/drivers/gpu/drm/i915/intel_dsi.c
> +++ b/drivers/gpu/drm/i915/intel_dsi.c
> @@ -197,15 +197,15 @@ static void intel_dsi_enable(struct intel_encoder *encoder)
>   {
>   	struct drm_device *dev = encoder->base.dev;
>   	struct drm_i915_private *dev_priv = dev->dev_private;
> -	struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
>   	struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);
> -	enum port port = intel_dsi_pipe_to_port(intel_crtc->pipe);
> +	enum port port;
>
>   	DRM_DEBUG_KMS("\n");
>
> -	if (is_cmd_mode(intel_dsi))
> -		I915_WRITE(MIPI_MAX_RETURN_PKT_SIZE(port), 8 * 4);
> -	else {
> +	if (is_cmd_mode(intel_dsi)) {
> +		for_each_dsi_port(port, intel_dsi->ports)
> +			I915_WRITE(MIPI_MAX_RETURN_PKT_SIZE(port), 8 * 4);
> +	} else {
>   		msleep(20); /* XXX */
>   		for_each_dsi_port(port, intel_dsi->ports)
>   			dpi_send_cmd(intel_dsi, TURN_ON, DPI_LP_MODE_EN, port);
>

Reviewed-By: Shobhit Kumar <shobhit.kumar at intel.com>



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