Re: [PATCH] ahci: asm1166: correct count of reported ports
From: Niklas Cassel
Date: Wed Jan 24 2024 - 03:01:51 EST
On Tue, Jan 23, 2024 at 07:30:02PM +0100, Conrad Kostecki wrote:
> The ASM1166 SATA host controller always reports wrongly,
> that it has 32 ports. But in reality, it only has six ports.
>
> This seems to be a hardware issue, as all tested ASM1166
> SATA host controllers reports such high count of ports.
>
> Example output: ahci 0000:09:00.0: AHCI 0001.0301
> 32 slots 32 ports 6 Gbps 0xffffff3f impl SATA mode.
>
> By adjusting the port_map, the count is limited to six ports.
>
> New output: ahci 0000:09:00.0: AHCI 0001.0301
> 32 slots 32 ports 6 Gbps 0x3f impl SATA mode.
>
> Closes: https://bugzilla.kernel.org/show_bug.cgi?id=211873
> Closes: https://bugzilla.kernel.org/show_bug.cgi?id=218346
> Signed-off-by: Conrad Kostecki <conikost@xxxxxxxxxx>
> ---
Applied:
https://git.kernel.org/pub/scm/linux/kernel/git/libata/linux.git/log/?h=for-6.8-fixes