From: Qiang Liu <[email protected]> Replace seq_printf() with seq_puts() when printing constant strings without format specifiers. This is more efficient as seq_puts() doesn't need to parse the format string.
Signed-off-by: Qiang Liu <[email protected]> --- drivers/gpu/drm/display/drm_dp_mst_topology.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/display/drm_dp_mst_topology.c b/drivers/gpu/drm/display/drm_dp_mst_topology.c index d8a732f21d3c..69fe2018eae5 100644 --- a/drivers/gpu/drm/display/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/display/drm_dp_mst_topology.c @@ -4930,12 +4930,12 @@ void drm_dp_mst_dump_topology(struct seq_file *m, return; state = to_drm_dp_mst_topology_state(mgr->base.state); - seq_printf(m, "\n*** Atomic state info ***\n"); + seq_puts(m, "\n*** Atomic state info ***\n"); seq_printf(m, "payload_mask: %x, max_payloads: %d, start_slot: %u, pbn_div: %d\n", state->payload_mask, mgr->max_payloads, state->start_slot, dfixed_trunc(state->pbn_div)); - seq_printf(m, "\n| idx | port | vcpi | slots | pbn | dsc | status | sink name |\n"); + seq_puts(m, "\n| idx | port | vcpi | slots | pbn | dsc | status | sink name |\n"); for (i = 0; i < mgr->max_payloads; i++) { list_for_each_entry(payload, &state->payloads, next) { char name[14]; @@ -4957,28 +4957,28 @@ void drm_dp_mst_dump_topology(struct seq_file *m, } } - seq_printf(m, "\n*** DPCD Info ***\n"); + seq_puts(m, "\n*** DPCD Info ***\n"); mutex_lock(&mgr->lock); if (mgr->mst_primary) { u8 buf[DP_PAYLOAD_TABLE_SIZE]; int ret; if (drm_dp_read_dpcd_caps(mgr->aux, buf) < 0) { - seq_printf(m, "dpcd read failed\n"); + seq_puts(m, "dpcd read failed\n"); goto out; } seq_printf(m, "dpcd: %*ph\n", DP_RECEIVER_CAP_SIZE, buf); ret = drm_dp_dpcd_read_data(mgr->aux, DP_FAUX_CAP, buf, 2); if (ret < 0) { - seq_printf(m, "faux/mst read failed\n"); + seq_puts(m, "faux/mst read failed\n"); goto out; } seq_printf(m, "faux/mst: %*ph\n", 2, buf); ret = drm_dp_dpcd_read_data(mgr->aux, DP_MSTM_CTRL, buf, 1); if (ret < 0) { - seq_printf(m, "mst ctrl read failed\n"); + seq_puts(m, "mst ctrl read failed\n"); goto out; } seq_printf(m, "mst ctrl: %*ph\n", 1, buf); @@ -4987,7 +4987,7 @@ void drm_dp_mst_dump_topology(struct seq_file *m, ret = drm_dp_dpcd_read_data(mgr->aux, DP_BRANCH_OUI, buf, DP_BRANCH_OUI_HEADER_SIZE); if (ret < 0) { - seq_printf(m, "branch oui read failed\n"); + seq_puts(m, "branch oui read failed\n"); goto out; } seq_printf(m, "branch oui: %*phN devid: ", 3, buf); -- 2.43.0
