[PATCH v4 33/36] thunderbolt: Make __TB_[SW|PORT]_PRINT take const parameters

Mika Westerberg
2019-04-10T13:37:59Z

The printing macros do not modify the passed object so make them
const. While there make tb_route() to take const parameter as well.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
---
drivers/thunderbolt/tb.h | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h
index 119a00837992..15d225dcb403 100644
--- a/drivers/thunderbolt/tb.h
+++ b/drivers/thunderbolt/tb.h
@@ -320,7 +320,7 @@ static inline bool tb_is_upstream_port(const struct tb_port *port)
return port == upstream_port || port->dual_link_port == upstream_port;
}

-static inline u64 tb_route(struct tb_switch *sw)
+static inline u64 tb_route(const struct tb_switch *sw)
{
return ((u64) sw->config.route_hi) << 32 | sw->config.route_lo;
}
@@ -442,7 +442,7 @@ static inline int tb_port_write(struct tb_port *port, const void *buffer,

#define __TB_SW_PRINT(level, sw, fmt, arg...) \
do { \
- struct tb_switch *__sw = (sw); \
+ const struct tb_switch *__sw = (sw); \
level(__sw->tb, "%llx: " fmt, \
tb_route(__sw), ## arg); \
} while (0)
@@ -453,7 +453,7 @@ static inline int tb_port_write(struct tb_port *port, const void *buffer,

#define __TB_PORT_PRINT(level, _port, fmt, arg...) \
do { \
- struct tb_port *__port = (_port); \
+ const struct tb_port *__port = (_port); \
level(__port->sw->tb, "%llx:%x: " fmt, \
tb_route(__port->sw), __port->port, ## arg); \
} while (0)
--
2.20.1