Re: [PATCH] drm/i915/lvds: Always return connected in the absence ofbetter information
From: Alessandro Suardi
Date: Thu Mar 24 2011 - 10:18:39 EST
On Thu, Mar 24, 2011 at 2:30 PM, Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> wrote:
> The LVDS connector should default to connected. We tried our best to
> verify the claims of the BIOS that the hardware exists during init(),
> and then during detect() we then try to verify that the panel is open.
> In the event of an unsucessful query, we should then always report
> that the LVDS panel is connected. This was only the case for gen3/4,
> later generations leaked the return value from the panel probe instead.
>
> Reported-by: Alessandro Suardi <alessandro.suardi@xxxxxxxxx>
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
With this patch on top of 2.6.38-git14, I am back to 1440x900 by default.
Great work, thanks Chris ! FWIW, You can add my
Tested-by: Alessandro Suardi <alessandro.suardi@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/intel_lvds.c | 10 ++--------
> 1 files changed, 2 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
> index 1a311ad..86cd30b 100644
> --- a/drivers/gpu/drm/i915/intel_lvds.c
> +++ b/drivers/gpu/drm/i915/intel_lvds.c
> @@ -473,19 +473,13 @@ static enum drm_connector_status
> intel_lvds_detect(struct drm_connector *connector, bool force)
> {
> struct drm_device *dev = connector->dev;
> - enum drm_connector_status status = connector_status_connected;
> + enum drm_connector_status status;
>
> status = intel_panel_detect(dev);
> if (status != connector_status_unknown)
> return status;
>
> - /* ACPI lid methods were generally unreliable in this generation, so
> - * don't even bother.
> - */
> - if (IS_GEN2(dev) || IS_GEN3(dev))
> - return connector_status_connected;
> -
> - return status;
> + return connector_status_connected;
> }
>
> /**
> --
> 1.7.4.1
>
>
--alessandro
"There's always a siren singing you to shipwreck"
(Radiohead, "There There")
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