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SubjectRe: [PATCH v2 3/3] scsi: ufs: cleanup ufs initialization path
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On Thu, 2020-05-28 at 14:58 +0000, Avri Altman wrote:
> Hi,
>
> > From: Bean Huo <beanhuo@micron.com>
> >
> > At UFS initialization stage, to get the length of the descriptor,
> > ufshcd_read_desc_length() being called 6 times.
>
> May I suggest one more clarifying sentence to your commit log:
> "Instead, we will capture the descriptor size the first time we'll
> read it."
>
> > This patch is to
> > delete unnecessary reduntant code, remove ufshcd_read_desc_length()
>
> typo: redundant

fixed.
>
> > and boost UFS initialization.
> >
> > Signed-off-by: Bean Huo <beanhuo@micron.com>
> > + if (desc_id >= QUERY_DESC_IDN_MAX) {
> > *desc_len = 0;
> > return -EINVAL;
> > }
>
> if (desc_id == QUERY_DESC_IDN_RFU_0 || desc_id ==
> QUERY_DESC_IDN_RFU_1)
> *desc_len = 0;
> else
> > +
> > + *desc_len = hba->desc_size[desc_id];
> > return 0;
> > }
> > EXPORT_SYMBOL(ufshcd_map_desc_id_to_length);
> >
> > +static void ufshcd_update_desc_length(struct ufs_hba *hba,
> > + enum desc_idn desc_id, int
> > desc_len)
>
> desc_len is at most 255 so maybe u8?
>
Avri
thanks, it will be changed in next version.


Bean

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