On Thu, 10 Sep 2015, ville.syrjala@xxxxxxxxxxxxxxx wrote:
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>
> Everywhere else we check for intel_dsi->dual_link instead of the
> port mask. So do the same when setting up the lane configuration
> in MIPI_PORT_CTRL.
>
> Cc: Gaurav K Singh <gaurav.k.singh@xxxxxxxxx>
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/i915/intel_dsi.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
> index 781c267..57768c0 100644
> --- a/drivers/gpu/drm/i915/intel_dsi.c
> +++ b/drivers/gpu/drm/i915/intel_dsi.c
> @@ -304,7 +304,7 @@ static void intel_dsi_port_enable(struct intel_encoder *encoder)
> temp &= ~LANE_CONFIGURATION_MASK;
> temp &= ~DUAL_LINK_MODE_MASK;
>
> - if (intel_dsi->ports == ((1 << PORT_A) | (1 << PORT_C))) {
> + if (intel_dsi->dual_link) {
I think having the whole intel_dsi->dual_link field is an unnecessary
extra level of indirection. If there's more than one port, it's dual
link. There could be a helper to get that info from ->ports.
That said, being in line for the time being is more important than doing
the above.
Reviewed-by: Jani Nikula <jani.nikula@xxxxxxxxx>
> temp |= (intel_dsi->dual_link - 1)
> << DUAL_LINK_MODE_SHIFT;
> temp |= intel_crtc->pipe ?
> --
> 2.4.6
>
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--
Jani Nikula, Intel Open Source Technology Center
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