diff mbox series

[v2,1/7] scsi: ufs: exynos: ensure pre_link() executes before exynos_ufs_phy_init()

Message ID 20250319-exynos-ufs-stability-fixes-v2-1-96722cc2ba1b@linaro.org (mailing list archive)
State New
Headers show
Series ufs-exynos stability fixes for gs101 | expand

Commit Message

Peter Griffin March 19, 2025, 3:30 p.m. UTC 
Ensure clocks are enabled before configuring unipro. Additionally move the
pre_link() hook before the exynos_ufs_phy_init() calls. This means the
register write sequence  more closely resembles the ordering of the
downstream driver.

Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
---
 drivers/ufs/host/ufs-exynos.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
diff mbox series

Patch

diff --git a/drivers/ufs/host/ufs-exynos.c b/drivers/ufs/host/ufs-exynos.c
index d7539cda97da5023ec8a2852ff3f5191642ffd37..0c8c2e41e851cdbefc80a66d87273b7e8fcf9d4d 100644
--- a/drivers/ufs/host/ufs-exynos.c
+++ b/drivers/ufs/host/ufs-exynos.c
@@ -1049,9 +1049,14 @@  static int exynos_ufs_pre_link(struct ufs_hba *hba)
 	exynos_ufs_config_intr(ufs, DFES_DEF_L4_ERRS, UNIPRO_L4);
 	exynos_ufs_set_unipro_pclk_div(ufs);
 
+	exynos_ufs_setup_clocks(hba, true, PRE_CHANGE);
+
 	/* unipro */
 	exynos_ufs_config_unipro(ufs);
 
+	if (ufs->drv_data->pre_link)
+		ufs->drv_data->pre_link(ufs);
+
 	/* m-phy */
 	exynos_ufs_phy_init(ufs);
 	if (!(ufs->opts & EXYNOS_UFS_OPT_SKIP_CONFIG_PHY_ATTR)) {
@@ -1059,11 +1064,6 @@  static int exynos_ufs_pre_link(struct ufs_hba *hba)
 		exynos_ufs_config_phy_cap_attr(ufs);
 	}
 
-	exynos_ufs_setup_clocks(hba, true, PRE_CHANGE);
-
-	if (ufs->drv_data->pre_link)
-		ufs->drv_data->pre_link(ufs);
-
 	return 0;
 }