All UFS host drivers call ufshcd_shutdown(). Hence, instead of calling
ufshcd_shutdown() from the host driver .shutdown() callback, inline that
function into ufshcd_wl_shutdown().
Reviewed-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
---
drivers/ufs/core/ufshcd.c | 23 +++++------------------
drivers/ufs/host/cdns-pltfrm.c | 1 -
drivers/ufs/host/tc-dwc-g210-pci.c | 10 ----------
drivers/ufs/host/tc-dwc-g210-pltfrm.c | 1 -
drivers/ufs/host/ufs-exynos.c | 1 -
drivers/ufs/host/ufs-hisi.c | 1 -
drivers/ufs/host/ufs-mediatek.c | 1 -
drivers/ufs/host/ufs-qcom.c | 1 -
drivers/ufs/host/ufs-sprd.c | 1 -
drivers/ufs/host/ufshcd-pci.c | 10 ----------
drivers/ufs/host/ufshcd-pltfrm.c | 6 ------
drivers/ufs/host/ufshcd-pltfrm.h | 1 -
include/ufs/ufshcd.h | 1 -
13 files changed, 5 insertions(+), 53 deletions(-)
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 908b9f98b2e0..abe9a430cc37 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -9936,9 +9936,7 @@ EXPORT_SYMBOL(ufshcd_runtime_resume);
static void ufshcd_wl_shutdown(struct device *dev)
{
struct scsi_device *sdev = to_scsi_device(dev);
- struct ufs_hba *hba;
-
- hba = shost_priv(sdev->host);
+ struct ufs_hba *hba = shost_priv(sdev->host);
down(&hba->host_sem);
hba->shutting_down = true;
@@ -9953,27 +9951,16 @@ static void ufshcd_wl_shutdown(struct device *dev)
scsi_device_quiesce(sdev);
}
__ufshcd_wl_suspend(hba, UFS_SHUTDOWN_PM);
-}
-/**
- * ufshcd_shutdown - shutdown routine
- * @hba: per adapter instance
- *
- * This function would turn off both UFS device and UFS hba
- * regulators. It would also disable clocks.
- *
- * Returns 0 always to allow force shutdown even in case of errors.
- */
-int ufshcd_shutdown(struct ufs_hba *hba)
-{
+ /*
+ * Next, turn off the UFS controller and the UFS regulators. Disable
+ * clocks.
+ */
if (ufshcd_is_ufs_dev_poweroff(hba) && ufshcd_is_link_off(hba))
ufshcd_suspend(hba);
hba->is_powered = false;
- /* allow force shutdown even in case of errors */
- return 0;
}
-EXPORT_SYMBOL(ufshcd_shutdown);
/**
* ufshcd_remove - de-allocate SCSI host and host memory space
diff --git a/drivers/ufs/host/cdns-pltfrm.c b/drivers/ufs/host/cdns-pltfrm.c
index e05c0ae64eea..26761425a76c 100644
--- a/drivers/ufs/host/cdns-pltfrm.c
+++ b/drivers/ufs/host/cdns-pltfrm.c
@@ -328,7 +328,6 @@ static const struct dev_pm_ops cdns_ufs_dev_pm_ops = {
static struct platform_driver cdns_ufs_pltfrm_driver = {
.probe = cdns_ufs_pltfrm_probe,
.remove = cdns_ufs_pltfrm_remove,
- .shutdown = ufshcd_pltfrm_shutdown,
.driver = {
.name = "cdns-ufshcd",
.pm = &cdns_ufs_dev_pm_ops,
diff --git a/drivers/ufs/host/tc-dwc-g210-pci.c b/drivers/ufs/host/tc-dwc-g210-pci.c
index 92b8ad4b58fe..f96fe5855841 100644
--- a/drivers/ufs/host/tc-dwc-g210-pci.c
+++ b/drivers/ufs/host/tc-dwc-g210-pci.c
@@ -32,15 +32,6 @@ static struct ufs_hba_variant_ops tc_dwc_g210_pci_hba_vops = {
.link_startup_notify = ufshcd_dwc_link_startup_notify,
};
-/**
- * tc_dwc_g210_pci_shutdown - main function to put the controller in reset state
- * @pdev: pointer to PCI device handle
- */
-static void tc_dwc_g210_pci_shutdown(struct pci_dev *pdev)
-{
- ufshcd_shutdown((struct ufs_hba *)pci_get_drvdata(pdev));
-}
-
/**
* tc_dwc_g210_pci_remove - de-allocate PCI/SCSI host and host memory space
* data structure memory
@@ -137,7 +128,6 @@ static struct pci_driver tc_dwc_g210_pci_driver = {
.id_table = tc_dwc_g210_pci_tbl,
.probe = tc_dwc_g210_pci_probe,
.remove = tc_dwc_g210_pci_remove,
- .shutdown = tc_dwc_g210_pci_shutdown,
.driver = {
.pm = &tc_dwc_g210_pci_pm_ops
},
diff --git a/drivers/ufs/host/tc-dwc-g210-pltfrm.c b/drivers/ufs/host/tc-dwc-g210-pltfrm.c
index f15a84d0c176..4d5389dd9585 100644
--- a/drivers/ufs/host/tc-dwc-g210-pltfrm.c
+++ b/drivers/ufs/host/tc-dwc-g210-pltfrm.c
@@ -92,7 +92,6 @@ static const struct dev_pm_ops tc_dwc_g210_pltfm_pm_ops = {
static struct platform_driver tc_dwc_g210_pltfm_driver = {
.probe = tc_dwc_g210_pltfm_probe,
.remove = tc_dwc_g210_pltfm_remove,
- .shutdown = ufshcd_pltfrm_shutdown,
.driver = {
.name = "tc-dwc-g210-pltfm",
.pm = &tc_dwc_g210_pltfm_pm_ops,
diff --git a/drivers/ufs/host/ufs-exynos.c b/drivers/ufs/host/ufs-exynos.c
index 0bf5390739e1..f41056f57fd7 100644
--- a/drivers/ufs/host/ufs-exynos.c
+++ b/drivers/ufs/host/ufs-exynos.c
@@ -1757,7 +1757,6 @@ static const struct dev_pm_ops exynos_ufs_pm_ops = {
static struct platform_driver exynos_ufs_pltform = {
.probe = exynos_ufs_probe,
.remove = exynos_ufs_remove,
- .shutdown = ufshcd_pltfrm_shutdown,
.driver = {
.name = "exynos-ufshc",
.pm = &exynos_ufs_pm_ops,
diff --git a/drivers/ufs/host/ufs-hisi.c b/drivers/ufs/host/ufs-hisi.c
index 4c423eba8aa9..18b72e2e68c1 100644
--- a/drivers/ufs/host/ufs-hisi.c
+++ b/drivers/ufs/host/ufs-hisi.c
@@ -593,7 +593,6 @@ static const struct dev_pm_ops ufs_hisi_pm_ops = {
static struct platform_driver ufs_hisi_pltform = {
.probe = ufs_hisi_probe,
.remove = ufs_hisi_remove,
- .shutdown = ufshcd_pltfrm_shutdown,
.driver = {
.name = "ufshcd-hisi",
.pm = &ufs_hisi_pm_ops,
diff --git a/drivers/ufs/host/ufs-mediatek.c b/drivers/ufs/host/ufs-mediatek.c
index a054810e321d..33b301649757 100644
--- a/drivers/ufs/host/ufs-mediatek.c
+++ b/drivers/ufs/host/ufs-mediatek.c
@@ -1647,7 +1647,6 @@ static const struct dev_pm_ops ufs_mtk_pm_ops = {
static struct platform_driver ufs_mtk_pltform = {
.probe = ufs_mtk_probe,
.remove = ufs_mtk_remove,
- .shutdown = ufshcd_pltfrm_shutdown,
.driver = {
.name = "ufshcd-mtk",
.pm = &ufs_mtk_pm_ops,
diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
index 82d02e7f3b4f..059de74dfea3 100644
--- a/drivers/ufs/host/ufs-qcom.c
+++ b/drivers/ufs/host/ufs-qcom.c
@@ -1723,7 +1723,6 @@ static const struct dev_pm_ops ufs_qcom_pm_ops = {
static struct platform_driver ufs_qcom_pltform = {
.probe = ufs_qcom_probe,
.remove = ufs_qcom_remove,
- .shutdown = ufshcd_pltfrm_shutdown,
.driver = {
.name = "ufshcd-qcom",
.pm = &ufs_qcom_pm_ops,
diff --git a/drivers/ufs/host/ufs-sprd.c b/drivers/ufs/host/ufs-sprd.c
index 051f3f40d92c..2bad75dd6d58 100644
--- a/drivers/ufs/host/ufs-sprd.c
+++ b/drivers/ufs/host/ufs-sprd.c
@@ -444,7 +444,6 @@ static const struct dev_pm_ops ufs_sprd_pm_ops = {
static struct platform_driver ufs_sprd_pltform = {
.probe = ufs_sprd_probe,
.remove = ufs_sprd_remove,
- .shutdown = ufshcd_pltfrm_shutdown,
.driver = {
.name = "ufshcd-sprd",
.pm = &ufs_sprd_pm_ops,
diff --git a/drivers/ufs/host/ufshcd-pci.c b/drivers/ufs/host/ufshcd-pci.c
index 9c911787f84c..38276dac8e52 100644
--- a/drivers/ufs/host/ufshcd-pci.c
+++ b/drivers/ufs/host/ufshcd-pci.c
@@ -504,15 +504,6 @@ static int ufshcd_pci_restore(struct device *dev)
}
#endif
-/**
- * ufshcd_pci_shutdown - main function to put the controller in reset state
- * @pdev: pointer to PCI device handle
- */
-static void ufshcd_pci_shutdown(struct pci_dev *pdev)
-{
- ufshcd_shutdown((struct ufs_hba *)pci_get_drvdata(pdev));
-}
-
/**
* ufshcd_pci_remove - de-allocate PCI/SCSI host and host memory space
* data structure memory
@@ -618,7 +609,6 @@ static struct pci_driver ufshcd_pci_driver = {
.id_table = ufshcd_pci_tbl,
.probe = ufshcd_pci_probe,
.remove = ufshcd_pci_remove,
- .shutdown = ufshcd_pci_shutdown,
.driver = {
.pm = &ufshcd_pci_pm_ops
},
diff --git a/drivers/ufs/host/ufshcd-pltfrm.c b/drivers/ufs/host/ufshcd-pltfrm.c
index 5739ff007828..0b7430033047 100644
--- a/drivers/ufs/host/ufshcd-pltfrm.c
+++ b/drivers/ufs/host/ufshcd-pltfrm.c
@@ -190,12 +190,6 @@ static int ufshcd_parse_regulator_info(struct ufs_hba *hba)
return err;
}
-void ufshcd_pltfrm_shutdown(struct platform_device *pdev)
-{
- ufshcd_shutdown((struct ufs_hba *)platform_get_drvdata(pdev));
-}
-EXPORT_SYMBOL_GPL(ufshcd_pltfrm_shutdown);
-
static void ufshcd_init_lanes_per_dir(struct ufs_hba *hba)
{
struct device *dev = hba->dev;
diff --git a/drivers/ufs/host/ufshcd-pltfrm.h b/drivers/ufs/host/ufshcd-pltfrm.h
index 2e4ba2bfbcad..2df108f4ac13 100644
--- a/drivers/ufs/host/ufshcd-pltfrm.h
+++ b/drivers/ufs/host/ufshcd-pltfrm.h
@@ -31,7 +31,6 @@ int ufshcd_get_pwr_dev_param(const struct ufs_dev_params *dev_param,
void ufshcd_init_pwr_dev_param(struct ufs_dev_params *dev_param);
int ufshcd_pltfrm_init(struct platform_device *pdev,
const struct ufs_hba_variant_ops *vops);
-void ufshcd_pltfrm_shutdown(struct platform_device *pdev);
int ufshcd_populate_vreg(struct device *dev, const char *name,
struct ufs_vreg **out_vreg);
diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h
index f7553293ba98..db2e669985d5 100644
--- a/include/ufs/ufshcd.h
+++ b/include/ufs/ufshcd.h
@@ -1277,7 +1277,6 @@ extern int ufshcd_system_freeze(struct device *dev);
extern int ufshcd_system_thaw(struct device *dev);
extern int ufshcd_system_restore(struct device *dev);
#endif
-extern int ufshcd_shutdown(struct ufs_hba *hba);
extern int ufshcd_dme_configure_adapt(struct ufs_hba *hba,
int agreed_gear,
