[PATCH 04/19] usb: chipidea: export interrupt enable and status register read functions

[Peter Chen <peter.chen@xxxxxxxxxxxxx>]

From: Li Jun <B47624@xxxxxxxxxxxxx>

This patch moves usb interrupt enable and status register read functions
from udc driver to core driver to use them in all ci drivers.

Signed-off-by: Peter Chen <peter.chen@xxxxxxxxxxxxx>
Acked-by: Peter Chen <peter.chen@xxxxxxxxxxxxx>
Signed-off-by: Li Jun <b47624@xxxxxxxxxxxxx>
---
 drivers/usb/chipidea/ci.h   |    4 ++++
 drivers/usb/chipidea/core.c |   20 ++++++++++++++++++++
 drivers/usb/chipidea/udc.c  |   20 --------------------
 3 files changed, 24 insertions(+), 20 deletions(-)

diff --git a/drivers/usb/chipidea/ci.h b/drivers/usb/chipidea/ci.h
index e206406..7ae8cb6 100644
--- a/drivers/usb/chipidea/ci.h
+++ b/drivers/usb/chipidea/ci.h
@@ -319,6 +319,10 @@ static inline u32 hw_test_and_write(struct ci_hdrc *ci, enum ci_hw_regs reg,
 	return (val & mask) >> __ffs(mask);
 }
 
+u32 hw_read_intr_enable(struct ci_hdrc *ci);
+
+u32 hw_read_intr_status(struct ci_hdrc *ci);
+
 int hw_device_reset(struct ci_hdrc *ci, u32 mode);
 
 int hw_port_test_set(struct ci_hdrc *ci, u8 mode);
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index f0cfa5b..ff38cf3 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -140,6 +140,26 @@ static int hw_alloc_regmap(struct ci_hdrc *ci, bool is_lpm)
 }
 
 /**
+ * hw_read_intr_enable: returns interrupt enable register
+ *
+ * This function returns register data
+ */
+u32 hw_read_intr_enable(struct ci_hdrc *ci)
+{
+	return hw_read(ci, OP_USBINTR, ~0);
+}
+
+/**
+ * hw_read_intr_status: returns interrupt status register
+ *
+ * This function returns register data
+ */
+u32 hw_read_intr_status(struct ci_hdrc *ci)
+{
+	return hw_read(ci, OP_USBSTS, ~0);
+}
+
+/**
  * hw_port_test_set: writes port test mode (execute without interruption)
  * @mode: new value
  *
diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index 798943b..f58857d 100644
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -242,26 +242,6 @@ static int hw_port_is_high_speed(struct ci_hdrc *ci)
 }
 
 /**
- * hw_read_intr_enable: returns interrupt enable register
- *
- * This function returns register data
- */
-static u32 hw_read_intr_enable(struct ci_hdrc *ci)
-{
-	return hw_read(ci, OP_USBINTR, ~0);
-}
-
-/**
- * hw_read_intr_status: returns interrupt status register
- *
- * This function returns register data
- */
-static u32 hw_read_intr_status(struct ci_hdrc *ci)
-{
-	return hw_read(ci, OP_USBSTS, ~0);
-}
-
-/**
  * hw_test_and_clear_complete: test & clear complete status (execute without
  *                             interruption)
  * @n: endpoint number
-- 
1.7.8

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