[PATCH v7 3/8] scsi: ufs: Remove the check before call setup clock notify vops

Can Guo
2020-02-06T08:33:59Z

The functionality of vendor specific ops should be handled properly in
platform specific driver, but should not count on the UFS driver.

Signed-off-by: Can Guo <cang@codeaurora.org>
Reviewed-by: Bean Huo <beanhuo@micron.com>
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
---
drivers/scsi/ufs/ufshcd.c | 26 ++++++--------------------
1 file changed, 6 insertions(+), 20 deletions(-)

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 83ae093..bbc2607 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -7402,16 +7402,9 @@ static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on,
if (list_empty(head))
goto out;

- /*
- * vendor specific setup_clocks ops may depend on clocks managed by
- * this standard driver hence call the vendor specific setup_clocks
- * before disabling the clocks managed here.
- */
- if (!on) {
- ret = ufshcd_vops_setup_clocks(hba, on, PRE_CHANGE);
- if (ret)
- return ret;
- }
+ ret = ufshcd_vops_setup_clocks(hba, on, PRE_CHANGE);
+ if (ret)
+ return ret;

list_for_each_entry(clki, head, list) {
if (!IS_ERR_OR_NULL(clki->clk)) {
@@ -7435,16 +7428,9 @@ static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on,
}
}

- /*
- * vendor specific setup_clocks ops may depend on clocks managed by
- * this standard driver hence call the vendor specific setup_clocks
- * after enabling the clocks managed here.
- */
- if (on) {
- ret = ufshcd_vops_setup_clocks(hba, on, POST_CHANGE);
- if (ret)
- return ret;
- }
+ ret = ufshcd_vops_setup_clocks(hba, on, POST_CHANGE);
+ if (ret)
+ return ret;

out:
if (ret) {
--
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