thunderbolt: Expose make_header() to other files

We will be using this function in files introduced in subsequent
patches. While there the function is renamed to tb_cfg_make_header()
following tb_cfg_get_route().

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Reviewed-by: Yehezkel Bernat <yehezkel.bernat@intel.com>
Reviewed-by: Michael Jamet <michael.jamet@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Andreas Noever <andreas.noever@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mika Westerberg 2017-06-06 15:25:08 +03:00 committed by Greg Kroah-Hartman
parent ac6c44de50
commit 05c242e9e4
2 changed files with 15 additions and 15 deletions

View File

@ -54,17 +54,6 @@ struct tb_ctl {
/* utility functions */
static struct tb_cfg_header make_header(u64 route)
{
struct tb_cfg_header header = {
.route_hi = route >> 32,
.route_lo = route,
};
/* check for overflow, route_hi is not 32 bits! */
WARN_ON(tb_cfg_get_route(&header) != route);
return header;
}
static int check_header(struct ctl_pkg *pkg, u32 len, enum tb_cfg_pkg_type type,
u64 route)
{
@ -501,7 +490,7 @@ int tb_cfg_error(struct tb_ctl *ctl, u64 route, u32 port,
enum tb_cfg_error error)
{
struct cfg_error_pkg pkg = {
.header = make_header(route),
.header = tb_cfg_make_header(route),
.port = port,
.error = error,
};
@ -520,7 +509,7 @@ struct tb_cfg_result tb_cfg_reset(struct tb_ctl *ctl, u64 route,
int timeout_msec)
{
int err;
struct cfg_reset_pkg request = { .header = make_header(route) };
struct cfg_reset_pkg request = { .header = tb_cfg_make_header(route) };
struct tb_cfg_header reply;
err = tb_ctl_tx(ctl, &request, sizeof(request), TB_CFG_PKG_RESET);
@ -542,7 +531,7 @@ struct tb_cfg_result tb_cfg_read_raw(struct tb_ctl *ctl, void *buffer,
{
struct tb_cfg_result res = { 0 };
struct cfg_read_pkg request = {
.header = make_header(route),
.header = tb_cfg_make_header(route),
.addr = {
.port = port,
.space = space,
@ -579,7 +568,7 @@ struct tb_cfg_result tb_cfg_write_raw(struct tb_ctl *ctl, const void *buffer,
{
struct tb_cfg_result res = { 0 };
struct cfg_write_pkg request = {
.header = make_header(route),
.header = tb_cfg_make_header(route),
.addr = {
.port = port,
.space = space,

View File

@ -43,6 +43,17 @@ static inline u64 tb_cfg_get_route(const struct tb_cfg_header *header)
return (u64) header->route_hi << 32 | header->route_lo;
}
static inline struct tb_cfg_header tb_cfg_make_header(u64 route)
{
struct tb_cfg_header header = {
.route_hi = route >> 32,
.route_lo = route,
};
/* check for overflow, route_hi is not 32 bits! */
WARN_ON(tb_cfg_get_route(&header) != route);
return header;
}
int tb_cfg_error(struct tb_ctl *ctl, u64 route, u32 port,
enum tb_cfg_error error);
struct tb_cfg_result tb_cfg_reset(struct tb_ctl *ctl, u64 route,