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| author |   Gil Fine <gil.fine@linux.intel.com> | 2023-08-10 22:37:14 +0300 |
|---|---|---|
| committer |   Mika Westerberg <mika.westerberg@linux.intel.com> | 2023-10-20 18:18:01 +0300 |
| commit | 2bfeca73e94567c1a117ca45d2e8a25d63e5bd2c (patch) | |
| tree | 07815aa037a7e03ad44c022b7dfddc3fb7f6b5ef /drivers/thunderbolt/tb.c | |
| parent | thunderbolt: Set path power management packet support bit for USB4 v2 routers (diff) | |
| download | wireguard-linux-2bfeca73e94567c1a117ca45d2e8a25d63e5bd2c.tar.xz wireguard-linux-2bfeca73e94567c1a117ca45d2e8a25d63e5bd2c.zip | |
thunderbolt: Introduce tb_port_path_direction_downstream()
Introduce tb_port_path_direction_downstream() to check if path from
source adapter to destination adapter is directed towards downstream.
Convert existing users to call this helper instead of open-coding.
No functional changes.
Signed-off-by: Gil Fine <gil.fine@linux.intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Diffstat (limited to 'drivers/thunderbolt/tb.c')
| -rw-r--r-- | drivers/thunderbolt/tb.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/thunderbolt/tb.c b/drivers/thunderbolt/tb.c index 1b379e9487b9..ad7142be39cc 100644 --- a/drivers/thunderbolt/tb.c +++ b/drivers/thunderbolt/tb.c @@ -553,7 +553,7 @@ static struct tb_tunnel *tb_find_first_usb3_tunnel(struct tb *tb, struct tb_switch *sw; /* Pick the router that is deepest in the topology */ - if (dst_port->sw->config.depth > src_port->sw->config.depth) + if (tb_port_path_direction_downstream(src_port, dst_port)) sw = dst_port->sw; else sw = src_port->sw; @@ -1224,7 +1224,7 @@ tb_recalc_estimated_bandwidth_for_group(struct tb_bandwidth_group *group) "re-calculated estimated bandwidth %u/%u Mb/s\n", estimated_up, estimated_down); - if (in->sw->config.depth < out->sw->config.depth) + if (tb_port_path_direction_downstream(in, out)) estimated_bw = estimated_down; else estimated_bw = estimated_up; @@ -1958,7 +1958,7 @@ static void tb_handle_dp_bandwidth_request(struct work_struct *work) out = tunnel->dst_port; - if (in->sw->config.depth < out->sw->config.depth) { + if (tb_port_path_direction_downstream(in, out)) { requested_up = -1; requested_down = requested_bw; } else { |