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authorStanley Chu <stanley.chu@mediatek.com>2020-01-17 11:51:07 +0800
committerMartin K. Petersen <martin.petersen@oracle.com>2020-01-20 19:09:57 -0500
commit9d19bf7ad168a8ef5fe0e1cdd64313d76207934a (patch)
tree43da52fc312bb05a70547858704a7603799de247 /drivers/scsi
parentb406a1978376b40f6737d5cc37bbb836b4428963 (diff)
downloadlinux-9d19bf7ad168a8ef5fe0e1cdd64313d76207934a.tar.bz2
scsi: ufs: export some functions for vendor usage
Export below functions for vendor usage: int ufshcd_hba_enable(struct ufs_hba *hba); int ufshcd_make_hba_operational(struct ufs_hba *hba); int ufshcd_uic_hibern8_exit(struct ufs_hba *hba); Link: https://lore.kernel.org/r/20200117035108.19699-3-stanley.chu@mediatek.com Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com> Reviewed-by: Asutosh Das <asutoshd@codeaurora.org> Signed-off-by: Stanley Chu <stanley.chu@mediatek.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/ufs/ufshcd.c11
-rw-r--r--drivers/scsi/ufs/ufshcd.h3
2 files changed, 10 insertions, 4 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index bea036ab189a..1168baf358ea 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -250,7 +250,6 @@ static int ufshcd_probe_hba(struct ufs_hba *hba);
static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on,
bool skip_ref_clk);
static int ufshcd_setup_clocks(struct ufs_hba *hba, bool on);
-static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba);
static int ufshcd_uic_hibern8_enter(struct ufs_hba *hba);
static inline void ufshcd_add_delay_before_dme_cmd(struct ufs_hba *hba);
static int ufshcd_host_reset_and_restore(struct ufs_hba *hba);
@@ -3865,7 +3864,7 @@ out:
return ret;
}
-static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba)
+int ufshcd_uic_hibern8_exit(struct ufs_hba *hba)
{
struct uic_command uic_cmd = {0};
int ret;
@@ -3891,6 +3890,7 @@ static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba)
return ret;
}
+EXPORT_SYMBOL_GPL(ufshcd_uic_hibern8_exit);
void ufshcd_auto_hibern8_update(struct ufs_hba *hba, u32 ahit)
{
@@ -4162,7 +4162,7 @@ out:
*
* Returns 0 on success, non-zero value on failure
*/
-static int ufshcd_make_hba_operational(struct ufs_hba *hba)
+int ufshcd_make_hba_operational(struct ufs_hba *hba)
{
int err = 0;
u32 reg;
@@ -4208,6 +4208,7 @@ static int ufshcd_make_hba_operational(struct ufs_hba *hba)
out:
return err;
}
+EXPORT_SYMBOL_GPL(ufshcd_make_hba_operational);
/**
* ufshcd_hba_stop - Send controller to reset state
@@ -4285,7 +4286,7 @@ static int ufshcd_hba_execute_hce(struct ufs_hba *hba)
return 0;
}
-static int ufshcd_hba_enable(struct ufs_hba *hba)
+int ufshcd_hba_enable(struct ufs_hba *hba)
{
int ret;
@@ -4310,6 +4311,8 @@ static int ufshcd_hba_enable(struct ufs_hba *hba)
return ret;
}
+EXPORT_SYMBOL_GPL(ufshcd_hba_enable);
+
static int ufshcd_disable_tx_lcc(struct ufs_hba *hba, bool peer)
{
int tx_lanes, i, err = 0;
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index b1a1c65be8b1..fca372d98495 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -799,8 +799,11 @@ static inline void ufshcd_rmwl(struct ufs_hba *hba, u32 mask, u32 val, u32 reg)
int ufshcd_alloc_host(struct device *, struct ufs_hba **);
void ufshcd_dealloc_host(struct ufs_hba *);
+int ufshcd_hba_enable(struct ufs_hba *hba);
int ufshcd_init(struct ufs_hba * , void __iomem * , unsigned int);
+int ufshcd_make_hba_operational(struct ufs_hba *hba);
void ufshcd_remove(struct ufs_hba *);
+int ufshcd_uic_hibern8_exit(struct ufs_hba *hba);
int ufshcd_wait_for_register(struct ufs_hba *hba, u32 reg, u32 mask,
u32 val, unsigned long interval_us,
unsigned long timeout_ms, bool can_sleep);