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SubjectRe: [PATCH v4 6/8] scsi: ufs: Delete is_init_prefetch from struct ufs_hba
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On 1/20/2020 5:08 AM, Bean Huo wrote:
> From: Bean Huo <beanhuo@micron.com>
>
> Without variable is_init_prefetch, the current logic can guarantee
> ufshcd_init_icc_levels() will execute only once, delete it now.
>
> Signed-off-by: Bean Huo <beanhuo@micron.com>
> ---

Reviewed-by: Asutosh Das <asutoshd@codeaurora.org>

> drivers/scsi/ufs/ufshcd.c | 5 +----
> drivers/scsi/ufs/ufshcd.h | 2 --
> 2 files changed, 1 insertion(+), 6 deletions(-)
>
> diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
> index 3d3289bb3cad..0c859f239d1c 100644
> --- a/drivers/scsi/ufs/ufshcd.c
> +++ b/drivers/scsi/ufs/ufshcd.c
> @@ -6967,8 +6967,7 @@ static int ufshcd_add_lus(struct ufs_hba *hba)
> {
> int ret;
>
> - if (!hba->is_init_prefetch)
> - ufshcd_init_icc_levels(hba);
> + ufshcd_init_icc_levels(hba);
>
> /* Add required well known logical units to scsi mid layer */
> ret = ufshcd_scsi_add_wlus(hba);
> @@ -6994,8 +6993,6 @@ static int ufshcd_add_lus(struct ufs_hba *hba)
> scsi_scan_host(hba->host);
> pm_runtime_put_sync(hba->dev);
>
> - if (!hba->is_init_prefetch)
> - hba->is_init_prefetch = true;
> out:
> return ret;
> }
> diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
> index 32b6714f25a5..5c65d9fdeb14 100644
> --- a/drivers/scsi/ufs/ufshcd.h
> +++ b/drivers/scsi/ufs/ufshcd.h
> @@ -501,7 +501,6 @@ struct ufs_stats {
> * @intr_mask: Interrupt Mask Bits
> * @ee_ctrl_mask: Exception event control mask
> * @is_powered: flag to check if HBA is powered
> - * @is_init_prefetch: flag to check if data was pre-fetched in initialization
> * @init_prefetch_data: data pre-fetched during initialization
> * @eh_work: Worker to handle UFS errors that require s/w attention
> * @eeh_work: Worker to handle exception events
> @@ -652,7 +651,6 @@ struct ufs_hba {
> u32 intr_mask;
> u16 ee_ctrl_mask;
> bool is_powered;
> - bool is_init_prefetch;
> struct ufs_init_prefetch init_prefetch_data;
>
> /* Work Queues */
>


--
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Linux Foundation Collaborative Project

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