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scsi: ufs: Use ufshcd_config_pwr_mode() when scaling gear

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When scaling gear, use ufshcd_config_pwr_mode() instead of
ufshcd_change_power_mode() so that vops_pwr_change_notify(PRE_CHANGE)
can be utilized to allow vendors use customized settings before
changing power mode.

Link: https://lore.kernel.org/r/1581485910-8307-2-git-send-email-cang@codeaurora.org
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Can Guo 2020-02-11 21:38:28 -08:00 committed by Martin K. Petersen
parent 60f537d575
commit 6a9df81857
1 changed files with 2 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/scsi/ufs/ufshcd.c
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@ -1078,8 +1078,7 @@ static int ufshcd_scale_gear(struct ufs_hba *hba, bool scale_up)
}
/* check if the power mode needs to be changed or not? */
ret = ufshcd_change_power_mode(hba, &new_pwr_info);
ret = ufshcd_config_pwr_mode(hba, &new_pwr_info);
if (ret)
dev_err(hba->dev, "%s: failed err %d, old gear: (tx %d rx %d), new gear: (tx %d rx %d)",
__func__, ret,
@ -4116,8 +4115,6 @@ int ufshcd_config_pwr_mode(struct ufs_hba *hba,
memcpy(&final_params, desired_pwr_mode, sizeof(final_params));
ret = ufshcd_change_power_mode(hba, &final_params);
if (!ret)
ufshcd_print_pwr_info(hba);
return ret;
}
@ -7131,6 +7128,7 @@ static int ufshcd_probe_hba(struct ufs_hba *hba, bool async)
__func__, ret);
goto out;
}
ufshcd_print_pwr_info(hba);
}
/*