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authorBean Huo <beanhuo@micron.com>2020-01-20 14:08:16 +0100
committerMartin K. Petersen <martin.petersen@oracle.com>2020-01-21 01:16:10 +0100
commit2b35b2adfecd456c98b9828e03900e7be9f1b33d (patch)
treefeab4ab72c70021476c00c9e10b3398a98be5c3f /drivers/scsi
parentscsi: ufs: Split ufshcd_probe_hba() based on its called flow (diff)
downloadlinux-2b35b2adfecd456c98b9828e03900e7be9f1b33d.tar.xz
linux-2b35b2adfecd456c98b9828e03900e7be9f1b33d.zip
scsi: ufs: Move ufshcd_get_max_pwr_mode() to ufshcd_device_params_init()
ufshcd_get_max_pwr_mode() only need to be called once while booting, take it out from ufshcd_probe_hba() and inline into ufshcd_device_params_init(). Link: https://lore.kernel.org/r/20200120130820.1737-5-huobean@gmail.com Reviewed-by: Stanley Chu <stanley.chu@mediatek.com> Reviewed-by: Asutosh Das <asutoshd@codeaurora.org> Signed-off-by: Bean Huo <beanhuo@micron.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/ufs/ufshcd.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index f839f4ba2ce7..d27762c1170a 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -6962,6 +6962,11 @@ static int ufshcd_device_params_init(struct ufs_hba *hba)
QUERY_FLAG_IDN_PWR_ON_WPE, &flag))
hba->dev_info.f_power_on_wp_en = flag;
+ /* Probe maximum power mode co-supported by both UFS host and device */
+ if (ufshcd_get_max_pwr_mode(hba))
+ dev_err(hba->dev,
+ "%s: Failed getting max supported power mode\n",
+ __func__);
out:
return ret;
}
@@ -7060,11 +7065,8 @@ static int ufshcd_probe_hba(struct ufs_hba *hba, bool async)
ufshcd_force_reset_auto_bkops(hba);
hba->wlun_dev_clr_ua = true;
- if (ufshcd_get_max_pwr_mode(hba)) {
- dev_err(hba->dev,
- "%s: Failed getting max supported power mode\n",
- __func__);
- } else {
+ /* Gear up to HS gear if supported */
+ if (hba->max_pwr_info.is_valid) {
/*
* Set the right value to bRefClkFreq before attempting to
* switch to HS gears.