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authorYangbo Lu <yangbo.lu@nxp.com>2019-02-12 12:23:57 +0800
committerDavid S. Miller <davem@davemloft.net>2019-02-12 12:58:47 -0500
commit73356e4ea895d5d4fb2bed30c32d3293b090f3ce (patch)
treeb1d8fe98ea13dcd8c81953044d7cf173c3a794df /drivers/ptp/ptp_qoriq.c
parent1e562c815e67185e030bcaa06323e95d85d80987 (diff)
downloadlinux-73356e4ea895d5d4fb2bed30c32d3293b090f3ce.tar.gz
ptp_qoriq: make ptp operations global
This patch is to make functions of ptp operations global, so that ENETC PTP driver which is a PCI driver for same 1588 timer IP block could reuse them. Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/ptp/ptp_qoriq.c')
-rw-r--r--drivers/ptp/ptp_qoriq.c27
1 files changed, 16 insertions, 11 deletions
diff --git a/drivers/ptp/ptp_qoriq.c b/drivers/ptp/ptp_qoriq.c
index 8c10d0f8864f..1f3e73e62de9 100644
--- a/drivers/ptp/ptp_qoriq.c
+++ b/drivers/ptp/ptp_qoriq.c
@@ -22,7 +22,6 @@
#include <linux/device.h>
#include <linux/hrtimer.h>
-#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
@@ -135,7 +134,7 @@ static int extts_clean_up(struct ptp_qoriq *ptp_qoriq, int index,
* Interrupt service routine
*/
-static irqreturn_t isr(int irq, void *priv)
+irqreturn_t ptp_qoriq_isr(int irq, void *priv)
{
struct ptp_qoriq *ptp_qoriq = priv;
struct ptp_qoriq_registers *regs = &ptp_qoriq->regs;
@@ -200,12 +199,13 @@ static irqreturn_t isr(int irq, void *priv)
} else
return IRQ_NONE;
}
+EXPORT_SYMBOL_GPL(ptp_qoriq_isr);
/*
* PTP clock operations
*/
-static int ptp_qoriq_adjfine(struct ptp_clock_info *ptp, long scaled_ppm)
+int ptp_qoriq_adjfine(struct ptp_clock_info *ptp, long scaled_ppm)
{
u64 adj, diff;
u32 tmr_add;
@@ -233,8 +233,9 @@ static int ptp_qoriq_adjfine(struct ptp_clock_info *ptp, long scaled_ppm)
return 0;
}
+EXPORT_SYMBOL_GPL(ptp_qoriq_adjfine);
-static int ptp_qoriq_adjtime(struct ptp_clock_info *ptp, s64 delta)
+int ptp_qoriq_adjtime(struct ptp_clock_info *ptp, s64 delta)
{
s64 now;
unsigned long flags;
@@ -251,9 +252,9 @@ static int ptp_qoriq_adjtime(struct ptp_clock_info *ptp, s64 delta)
return 0;
}
+EXPORT_SYMBOL_GPL(ptp_qoriq_adjtime);
-static int ptp_qoriq_gettime(struct ptp_clock_info *ptp,
- struct timespec64 *ts)
+int ptp_qoriq_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts)
{
u64 ns;
unsigned long flags;
@@ -269,9 +270,10 @@ static int ptp_qoriq_gettime(struct ptp_clock_info *ptp,
return 0;
}
+EXPORT_SYMBOL_GPL(ptp_qoriq_gettime);
-static int ptp_qoriq_settime(struct ptp_clock_info *ptp,
- const struct timespec64 *ts)
+int ptp_qoriq_settime(struct ptp_clock_info *ptp,
+ const struct timespec64 *ts)
{
u64 ns;
unsigned long flags;
@@ -288,9 +290,10 @@ static int ptp_qoriq_settime(struct ptp_clock_info *ptp,
return 0;
}
+EXPORT_SYMBOL_GPL(ptp_qoriq_settime);
-static int ptp_qoriq_enable(struct ptp_clock_info *ptp,
- struct ptp_clock_request *rq, int on)
+int ptp_qoriq_enable(struct ptp_clock_info *ptp,
+ struct ptp_clock_request *rq, int on)
{
struct ptp_qoriq *ptp_qoriq = container_of(ptp, struct ptp_qoriq, caps);
struct ptp_qoriq_registers *regs = &ptp_qoriq->regs;
@@ -336,6 +339,7 @@ static int ptp_qoriq_enable(struct ptp_clock_info *ptp,
spin_unlock_irqrestore(&ptp_qoriq->lock, flags);
return 0;
}
+EXPORT_SYMBOL_GPL(ptp_qoriq_enable);
static const struct ptp_clock_info ptp_qoriq_caps = {
.owner = THIS_MODULE,
@@ -508,7 +512,8 @@ static int ptp_qoriq_probe(struct platform_device *dev)
pr_err("irq not in device tree\n");
goto no_node;
}
- if (request_irq(ptp_qoriq->irq, isr, IRQF_SHARED, DRIVER, ptp_qoriq)) {
+ if (request_irq(ptp_qoriq->irq, ptp_qoriq_isr, IRQF_SHARED,
+ DRIVER, ptp_qoriq)) {
pr_err("request_irq failed\n");
goto no_node;
}