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drm/i915/mst: Print active mst links after update 

Both mst_disable_dp and mst_post_disable_dp print number of active links
before the variable has been updated. Move the print statement in
mst_disable_dp after the decrement so that the printed values indicate
the disabing of a mst connector. Also, add some text to clarify what we
are printing.

Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Reviewed-by: James Ausmus <james.ausmus@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170918222141.4674-2-dhinakaran.pandiyan@intel.com
This commit is contained in:
Pandiyan, Dhinakaran 2017-09-18 15:21:38 -07:00 committed by Jani Nikula
parent dd59a9ba95
commit 9b1c581885
1 changed files with 4 additions and 5 deletions
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9
drivers/gpu/drm/i915/intel_dp_mst.c
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@ -133,7 +133,7 @@ static void intel_mst_disable_dp(struct intel_encoder *encoder,
to_intel_connector(old_conn_state->connector);
int ret;
DRM_DEBUG_KMS("%d\n", intel_dp->active_mst_links);
DRM_DEBUG_KMS("active links %d\n", intel_dp->active_mst_links);
drm_dp_mst_reset_vcpi_slots(&intel_dp->mst_mgr, connector->port);
@ -155,8 +155,6 @@ static void intel_mst_post_disable_dp(struct intel_encoder *encoder,
struct intel_connector *connector =
to_intel_connector(old_conn_state->connector);
DRM_DEBUG_KMS("%d\n", intel_dp->active_mst_links);
/* this can fail */
drm_dp_check_act_status(&intel_dp->mst_mgr);
/* and this can also fail */
@ -173,6 +171,7 @@ static void intel_mst_post_disable_dp(struct intel_encoder *encoder,
intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF);
}
DRM_DEBUG_KMS("active links %d\n", intel_dp->active_mst_links);
}
static void intel_mst_pre_enable_dp(struct intel_encoder *encoder,
@ -195,7 +194,7 @@ static void intel_mst_pre_enable_dp(struct intel_encoder *encoder,
connector->encoder = encoder;
intel_mst->connector = connector;
DRM_DEBUG_KMS("%d\n", intel_dp->active_mst_links);
DRM_DEBUG_KMS("active links %d\n", intel_dp->active_mst_links);
if (intel_dp->active_mst_links == 0)
intel_dig_port->base.pre_enable(&intel_dig_port->base,
@ -229,7 +228,7 @@ static void intel_mst_enable_dp(struct intel_encoder *encoder,
enum port port = intel_dig_port->port;
int ret;
DRM_DEBUG_KMS("%d\n", intel_dp->active_mst_links);
DRM_DEBUG_KMS("active links %d\n", intel_dp->active_mst_links);
if (intel_wait_for_register(dev_priv,
DP_TP_STATUS(port),