From 548fdf771b8e85e6f14fcebcf3443ea475444445 Mon Sep 17 00:00:00 2001 From: Nitin Rawat Date: Wed, 26 Jul 2023 19:11:39 +0530 Subject: [PATCH] scsi: ufs: core: Export ufshcd_is_hba_active() Export ufshcd_is_hba_active() to allow driver modules to check the state of the host controller. Signed-off-by: Nitin Rawat Link: https://lore.kernel.org/r/20230726134140.7180-2-quic_nitirawa@quicinc.com Acked-by: Manivannan Sadhasivam Signed-off-by: Martin K. Petersen --- 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 f45614a..9f43b03 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -969,10 +969,11 @@ static inline void ufshcd_hba_start(struct ufs_hba *hba) * * Return: 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 bf4070a..7d07b25 100644 --- a/include/ufs/ufshcd.h +++ b/include/ufs/ufshcd.h @@ -1385,6 +1385,7 @@ 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) -- 2.7.4