> -----Original Message-----
> From: Intel-gfx <[email protected]> On Behalf Of Jani 
> Nikula
> Sent: Thursday, August 3, 2023 5:57 PM
> To: [email protected]
> Cc: Nikula, Jani <[email protected]>; Tomi Leppänen <[email protected]>;
> [email protected]
> Subject: [Intel-gfx] [PATCH] drm/i915/sdvo: fix panel_type initialization
> 
> Commit 3f9ffce5765d ("drm/i915: Do panel VBT init early if the VBT declares an
> explicit panel type") started using -1 as the value for unset panel_type. It 
> gets
> initialized in intel_panel_init_alloc(), but the SDVO code never calls it.
> 
> Call intel_panel_init_alloc() to initialize the panel, including the 
> panel_type.

Change looks good to me. Thanks Jani for identifying the root cause and fixing 
the issue.
Reviewed-by: Uma Shankar <[email protected]>

> Reported-by: Tomi Leppänen <[email protected]>
> Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/8896
> Fixes: 3f9ffce5765d ("drm/i915: Do panel VBT init early if the VBT declares 
> an explicit
> panel type")
> Cc: Ville Syrjälä <[email protected]>
> Cc: <[email protected]> # v6.1+
> Signed-off-by: Jani Nikula <[email protected]>
> ---
>  drivers/gpu/drm/i915/display/intel_sdvo.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c
> b/drivers/gpu/drm/i915/display/intel_sdvo.c
> index 8298a86d1334..b4faf97936b9 100644
> --- a/drivers/gpu/drm/i915/display/intel_sdvo.c
> +++ b/drivers/gpu/drm/i915/display/intel_sdvo.c
> @@ -2752,7 +2752,7 @@ static struct intel_sdvo_connector
> *intel_sdvo_connector_alloc(void)
>       __drm_atomic_helper_connector_reset(&sdvo_connector->base.base,
>                                           &conn_state->base.base);
> 
> -     INIT_LIST_HEAD(&sdvo_connector->base.panel.fixed_modes);
> +     intel_panel_init_alloc(&sdvo_connector->base);
> 
>       return sdvo_connector;
>  }
> --
> 2.39.2

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