Re: [PATCH 1/1] ACPI: scan: Ignore Dell XPS 9320 camera graph port nodes

From: Hans de Goede
Date: Tue May 28 2024 - 13:10:07 EST


Hi Sakari,

On 5/28/24 10:44 AM, Sakari Ailus wrote:
> Ignore camera related graph port nodes on Dell XPS 9320. They data in BIOS
> is buggy, just like it is for Dell XPS 9315. The corresponding software
> nodes are created by the ipu-bridge.
>
> Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
> ---
> Hi,
>
> Could you test this and see whether it fixes the warning?
>
> The camera might work with this change, too.

Thank you I just received a Dell XPS 13 plus 9320 myself to use
for VSC testing and I can confirm that with this patch 6.10.0-rc1
works, including giving a picture with the libcamera software ISP +
3 small libcamera patches.

Regards,

Hans




>
> - Sakari
>
> drivers/acpi/mipi-disco-img.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/acpi/mipi-disco-img.c b/drivers/acpi/mipi-disco-img.c
> index d05413a0672a..bf9a5cee32ac 100644
> --- a/drivers/acpi/mipi-disco-img.c
> +++ b/drivers/acpi/mipi-disco-img.c
> @@ -732,6 +732,12 @@ static const struct dmi_system_id dmi_ignore_port_nodes[] = {
> DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "XPS 9315"),
> },
> },
> + {
> + .matches = {
> + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "XPS 9320"),
> + },
> + },
> { }
> };
>