| Message ID | 20230726134140.7180-2-quic_nitirawa@quicinc.com |
|---|---|
| State | New |
| Headers | show |
| Series | Fix hibern8 enter failure during host reset | expand |
On Wed, Jul 26, 2023 at 07:11:39PM +0530, Nitin Rawat wrote: > 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> Acked-by: Manivannan Sadhasivam <mani@kernel.org> - Mani > --- > 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 >
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)
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(-) -- 2.17.1