Messages in this thread Patch in this message | | | From | Nitin Rawat <> | Subject | [PATCH V2 1/2] scsi: ufs: core: Export ufshcd_is_hba_active | Date | Wed, 26 Jul 2023 19:11:39 +0530 |
| |
Export ufshcd_is_hba_active() to allow vendor driver modules to check the state of host controller.
Signed-off-by: Nitin Rawat <quic_nitirawa@quicinc.com> --- drivers/ufs/core/ufshcd.c | 3 ++- include/ufs/ufshcd.h | 1 + 2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index 983fae84d9e8..962aa5c1fe69 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -995,10 +995,11 @@ static inline void ufshcd_hba_start(struct ufs_hba *hba) * * Returns true if and only if the controller is active. */ -static inline bool ufshcd_is_hba_active(struct ufs_hba *hba) +bool ufshcd_is_hba_active(struct ufs_hba *hba) { return ufshcd_readl(hba, REG_CONTROLLER_ENABLE) & CONTROLLER_ENABLE; } +EXPORT_SYMBOL_GPL(ufshcd_is_hba_active);
u32 ufshcd_get_local_unipro_ver(struct ufs_hba *hba) { diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h index 6dc11fa0ebb1..ef04c3363be8 100644 --- a/include/ufs/ufshcd.h +++ b/include/ufs/ufshcd.h @@ -1398,6 +1398,7 @@ int ufshcd_wb_toggle_buf_flush(struct ufs_hba *hba, bool enable); int ufshcd_suspend_prepare(struct device *dev); int __ufshcd_suspend_prepare(struct device *dev, bool rpm_ok_for_spm); void ufshcd_resume_complete(struct device *dev); +bool ufshcd_is_hba_active(struct ufs_hba *hba);
/* Wrapper functions for safely calling variant operations */ static inline int ufshcd_vops_init(struct ufs_hba *hba) -- 2.17.1
| |