diff options
| author | Jani Nikula <jani.nikula@intel.com> | 2019-10-01 17:06:14 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2019-10-02 16:28:55 +0300 |
| commit | f0a8f533adc202f7dc83961c85187794eaed9cec (patch) | |
| tree | 5600de76c2e33d6f637a69a56f92c834676d9894 /drivers/gpu/drm/drm_dp_mst_topology.c | |
| parent | 959b077f26a16c663816f116af8063a170233a07 (diff) | |
| download | linux-f0a8f533adc202f7dc83961c85187794eaed9cec.tar.bz2 | |
drm/print: add drm_debug_enabled()
Add helper to check if a drm debug category is enabled. Convert drm core
to use it. No functional changes.
v2: Move unlikely() to drm_debug_enabled() (Eric)
v3: Keep unlikely() when combined with other conditions (Eric)
Cc: Eric Engestrom <eric@engestrom.ch>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Eric Engestrom <eric@engestrom.ch>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191001140614.26909-1-jani.nikula@intel.com
Diffstat (limited to 'drivers/gpu/drm/drm_dp_mst_topology.c')
| -rw-r--r-- | drivers/gpu/drm/drm_dp_mst_topology.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index e6801db54d0f..6b14b63b8d62 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -1179,7 +1179,7 @@ static int drm_dp_mst_wait_tx_reply(struct drm_dp_mst_branch *mstb, } } out: - if (unlikely(ret == -EIO && drm_debug & DRM_UT_DP)) { + if (unlikely(ret == -EIO) && drm_debug_enabled(DRM_UT_DP)) { struct drm_printer p = drm_debug_printer(DBG_PREFIX); drm_dp_mst_dump_sideband_msg_tx(&p, txmsg); @@ -2322,7 +2322,7 @@ static int process_single_tx_qlock(struct drm_dp_mst_topology_mgr *mgr, idx += tosend + 1; ret = drm_dp_send_sideband_msg(mgr, up, chunk, idx); - if (unlikely(ret && drm_debug & DRM_UT_DP)) { + if (unlikely(ret) && drm_debug_enabled(DRM_UT_DP)) { struct drm_printer p = drm_debug_printer(DBG_PREFIX); drm_printf(&p, "sideband msg failed to send\n"); @@ -2389,7 +2389,7 @@ static void drm_dp_queue_down_tx(struct drm_dp_mst_topology_mgr *mgr, mutex_lock(&mgr->qlock); list_add_tail(&txmsg->next, &mgr->tx_msg_downq); - if (unlikely(drm_debug & DRM_UT_DP)) { + if (drm_debug_enabled(DRM_UT_DP)) { struct drm_printer p = drm_debug_printer(DBG_PREFIX); drm_dp_mst_dump_sideband_msg_tx(&p, txmsg); |