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SubjectRe: [PATCH] scsi: ufs: Give an unique ID to each ufs-bsg
On 2019-12-02 15:23, Avri Altman wrote:
> Hi,
>>
>> Considering there can be multiple UFS hosts in SoC, give each ufs-bsg
>> an unique
>> ID by appending the scsi host number to its device name.
> Can you refer me to such a design?
>
> Thanks,
> Avri
>

Consider a platform which has an embedded UFS device and supports a UFS
card meanwhile.
This conbination is very popular nowadays. BTW, 845 started supporting
two UFS hosts 3 years ago.

Thanks,

Can Guo

>>
>> Signed-off-by: Can Guo <cang@codeaurora.org>
>>
>> diff --git a/drivers/scsi/ufs/ufs_bsg.c b/drivers/scsi/ufs/ufs_bsg.c
>> index
>> dc2f6d2..3ef5b78 100644
>> --- a/drivers/scsi/ufs/ufs_bsg.c
>> +++ b/drivers/scsi/ufs/ufs_bsg.c
>> @@ -202,7 +202,7 @@ int ufs_bsg_probe(struct ufs_hba *hba)
>> bsg_dev->parent = get_device(parent);
>> bsg_dev->release = ufs_bsg_node_release;
>>
>> - dev_set_name(bsg_dev, "ufs-bsg");
>> + dev_set_name(bsg_dev, "ufs-bsg%d", shost->host_no);
>>
>> ret = device_add(bsg_dev);
>> if (ret)
>> --
>> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora
>> Forum,
>> a Linux Foundation Collaborative Project

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