On Fri, 27 Mar 2020, Vipin Anand <vipin.anand@xxxxxxxxx> wrote:
> From: Uma Shankar <uma.shankar@xxxxxxxxx>
>
> Attach HDR property for Gen9 devices with MCA LSPCON
> chips.
>
> Signed-off-by: Uma Shankar <uma.shankar@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/display/intel_lspcon.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_lspcon.c b/drivers/gpu/drm/i915/display/intel_lspcon.c
> index c5ddabf903d6..4d8027493f2c 100644
> --- a/drivers/gpu/drm/i915/display/intel_lspcon.c
> +++ b/drivers/gpu/drm/i915/display/intel_lspcon.c
> @@ -628,6 +628,11 @@ bool lspcon_init(struct intel_digital_port *intel_dig_port)
> return false;
> }
>
> + if (lspcon->vendor == LSPCON_VENDOR_MCA && lspcon->hdr_supported)
Just look at lspcon->hdr_supported, and make sure it's false if the
vendor does not support it.
BR,
Jani.
> + drm_object_attach_property(&connector->base,
> + connector->dev->mode_config.hdr_output_metadata_property,
> + 0);
> +
> connector->ycbcr_420_allowed = true;
> lspcon->active = true;
> DRM_DEBUG_KMS("Success: LSPCON init\n");
--
Jani Nikula, Intel Open Source Graphics Center
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