Re: [PATCH v7 6/6] scsi: scsi_devinfo: add COMPAQ PD-1 multi-LUN ATAPI device quirk

[Hannes Reinecke <hare@suse.de>]

On 6/11/26 04:43, Phil Pemberton wrote:
> The Compaq PD-1 (and equivalent Panasonic LF-1195C) is a combination
> PD/CD-ROM drive that exposes two LUNs: LUN 0 is the CD-ROM and LUN 1
> is the PD (Phase-change rewritable) drive.
> 
> Add a scsi_devinfo entry with BLIST_FORCELUN to enable multi-LUN
> scanning, BLIST_SINGLELUN to prevent issuing LUN-aware commands
> simultaneously, and BLIST_NO_LUN_1F to suppress spurious "No Device"
> entries for unpopulated LUNs (which respond with PQ=0/PDT=0x1f).
> 
> Signed-off-by: Phil Pemberton <philpem@philpem.me.uk>
> ---
>   drivers/scsi/scsi_devinfo.c | 2 ++
>   1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c
> index 68a992494b12..bfc2cbd43897 100644
> --- a/drivers/scsi/scsi_devinfo.c
> +++ b/drivers/scsi/scsi_devinfo.c
> @@ -150,6 +150,8 @@ static struct {
>   	{"COMPAQ", "MSA1000", NULL, BLIST_SPARSELUN | BLIST_NOSTARTONADD},
>   	{"COMPAQ", "MSA1000 VOLUME", NULL, BLIST_SPARSELUN | BLIST_NOSTARTONADD},
>   	{"COMPAQ", "HSV110", NULL, BLIST_REPORTLUN2 | BLIST_NOSTARTONADD},
> +	{"COMPAQ", "PD-1", NULL, BLIST_FORCELUN | BLIST_SINGLELUN |
> +				 BLIST_NO_LUN_1F},
>   	{"DDN", "SAN DataDirector", "*", BLIST_SPARSELUN},
>   	{"DEC", "HSG80", NULL, BLIST_REPORTLUN2 | BLIST_NOSTARTONADD},
>   	{"DELL", "PV660F", NULL, BLIST_SPARSELUN},

Reviewed-by: Hannes Reinecke <hare@kernel.org>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                  Kernel Storage Architect
hare@suse.de                                +49 911 74053 688
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