[RFC 2/2] drm/i915: iterate intel_connectors only
Jani Nikula
jani.nikula at intel.com
Wed Oct 5 10:51:44 UTC 2022
The drm_connectors that are embedded in writeback connectors won't be
embedded in intel_connectors, so we can't assume being able to convert a
drm_connector to intel_connector when iterating all the connectors we
have. Use the drm connector list filtering to skip writeback connectors.
Note: We could also wrap the begin/end calls to intel specific macros to
hide the boilerplate.
Cc: Arun R Murthy <arun.r.murthy at intel.com>
Cc: Suraj Kandpal <suraj.kandpal at intel.com>
Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
drivers/gpu/drm/i915/display/intel_display.c | 3 ++-
drivers/gpu/drm/i915/display/intel_display_types.h | 7 +++++++
drivers/gpu/drm/i915/display/intel_dp.c | 6 ++++--
drivers/gpu/drm/i915/display/intel_dp_mst.c | 3 ++-
drivers/gpu/drm/i915/display/intel_hdcp.c | 3 ++-
drivers/gpu/drm/i915/display/intel_hotplug.c | 12 ++++++++----
drivers/gpu/drm/i915/display/intel_modeset_setup.c | 6 ++++--
drivers/gpu/drm/i915/display/intel_opregion.c | 9 ++++++---
8 files changed, 35 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 8c3bd9ba0d74..892a86c86fb4 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -8960,7 +8960,8 @@ static void intel_hpd_poll_fini(struct drm_i915_private *i915)
struct drm_connector_list_iter conn_iter;
/* Kill all the work that may have been queued by hpd. */
- drm_connector_list_iter_begin(&i915->drm, &conn_iter);
+ drm_connector_list_iter_filter_begin(&i915->drm, &conn_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector, &conn_iter) {
if (connector->modeset_retry_work.func)
cancel_work_sync(&connector->modeset_retry_work);
diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index e2b853e9e51d..49a5a1ddc4df 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -612,6 +612,13 @@ struct intel_connector {
struct intel_hdcp hdcp;
};
+static inline bool is_intel_connector(const struct drm_connector *connector,
+ void *unused_filter_context)
+{
+ /* writeback connectors aren't embedded in intel_connector */
+ return connector->connector_type != DRM_MODE_CONNECTOR_WRITEBACK;
+}
+
struct intel_digital_connector_state {
struct drm_connector_state base;
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 70b06806ec0d..4cf934c51290 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -4044,7 +4044,8 @@ static int intel_dp_prep_link_retrain(struct intel_dp *intel_dp,
if (!intel_dp_needs_link_retrain(intel_dp))
return 0;
- drm_connector_list_iter_begin(&i915->drm, &conn_iter);
+ drm_connector_list_iter_filter_begin(&i915->drm, &conn_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector, &conn_iter) {
struct drm_connector_state *conn_state =
connector->base.state;
@@ -4173,7 +4174,8 @@ static int intel_dp_prep_phy_test(struct intel_dp *intel_dp,
*pipe_mask = 0;
- drm_connector_list_iter_begin(&i915->drm, &conn_iter);
+ drm_connector_list_iter_filter_begin(&i915->drm, &conn_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector, &conn_iter) {
struct drm_connector_state *conn_state =
connector->base.state;
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index cd4e61026d98..e4f98cee8d81 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -272,7 +272,8 @@ intel_dp_mst_atomic_master_trans_check(struct intel_connector *connector,
if (!intel_connector_needs_modeset(state, &connector->base))
return 0;
- drm_connector_list_iter_begin(&dev_priv->drm, &connector_list_iter);
+ drm_connector_list_iter_filter_begin(&dev_priv->drm, &connector_list_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector_iter, &connector_list_iter) {
struct intel_digital_connector_state *conn_iter_state;
struct intel_crtc_state *crtc_state;
diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c
index 6406fd487ee5..36167e42a537 100644
--- a/drivers/gpu/drm/i915/display/intel_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
@@ -83,7 +83,8 @@ intel_hdcp_required_content_stream(struct intel_digital_port *dig_port)
if (dig_port->hdcp_auth_status)
return 0;
- drm_connector_list_iter_begin(&i915->drm, &conn_iter);
+ drm_connector_list_iter_filter_begin(&i915->drm, &conn_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector, &conn_iter) {
if (connector->base.status == connector_status_disconnected)
continue;
diff --git a/drivers/gpu/drm/i915/display/intel_hotplug.c b/drivers/gpu/drm/i915/display/intel_hotplug.c
index 352a1b53b63e..3a9bf87907f5 100644
--- a/drivers/gpu/drm/i915/display/intel_hotplug.c
+++ b/drivers/gpu/drm/i915/display/intel_hotplug.c
@@ -185,7 +185,8 @@ intel_hpd_irq_storm_switch_to_polling(struct drm_i915_private *dev_priv)
lockdep_assert_held(&dev_priv->irq_lock);
- drm_connector_list_iter_begin(dev, &conn_iter);
+ drm_connector_list_iter_filter_begin(dev, &conn_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector, &conn_iter) {
enum hpd_pin pin;
@@ -232,7 +233,8 @@ static void intel_hpd_irq_storm_reenable_work(struct work_struct *work)
spin_lock_irq(&dev_priv->irq_lock);
- drm_connector_list_iter_begin(dev, &conn_iter);
+ drm_connector_list_iter_filter_begin(dev, &conn_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector, &conn_iter) {
pin = intel_connector_hpd_pin(connector);
if (pin == HPD_NONE ||
@@ -392,7 +394,8 @@ static void i915_hotplug_work_func(struct work_struct *work)
spin_unlock_irq(&dev_priv->irq_lock);
- drm_connector_list_iter_begin(dev, &conn_iter);
+ drm_connector_list_iter_filter_begin(dev, &conn_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector, &conn_iter) {
enum hpd_pin pin;
u32 hpd_bit;
@@ -624,7 +627,8 @@ static void i915_hpd_poll_init_work(struct work_struct *work)
enabled = READ_ONCE(dev_priv->display.hotplug.poll_enabled);
- drm_connector_list_iter_begin(dev, &conn_iter);
+ drm_connector_list_iter_filter_begin(dev, &conn_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector, &conn_iter) {
enum hpd_pin pin;
diff --git a/drivers/gpu/drm/i915/display/intel_modeset_setup.c b/drivers/gpu/drm/i915/display/intel_modeset_setup.c
index cbfabd58b75a..0bd145ad8f17 100644
--- a/drivers/gpu/drm/i915/display/intel_modeset_setup.c
+++ b/drivers/gpu/drm/i915/display/intel_modeset_setup.c
@@ -114,7 +114,8 @@ static void intel_modeset_update_connector_atomic_state(struct drm_i915_private
struct intel_connector *connector;
struct drm_connector_list_iter conn_iter;
- drm_connector_list_iter_begin(&i915->drm, &conn_iter);
+ drm_connector_list_iter_filter_begin(&i915->drm, &conn_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector, &conn_iter) {
struct drm_connector_state *conn_state = connector->base.state;
struct intel_encoder *encoder =
@@ -498,7 +499,8 @@ static void intel_modeset_readout_hw_state(struct drm_i915_private *i915)
intel_dpll_readout_hw_state(i915);
- drm_connector_list_iter_begin(&i915->drm, &conn_iter);
+ drm_connector_list_iter_filter_begin(&i915->drm, &conn_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector, &conn_iter) {
if (connector->get_hw_state(connector)) {
struct intel_crtc_state *crtc_state;
diff --git a/drivers/gpu/drm/i915/display/intel_opregion.c b/drivers/gpu/drm/i915/display/intel_opregion.c
index caa07ef34f21..697d902a8d79 100644
--- a/drivers/gpu/drm/i915/display/intel_opregion.c
+++ b/drivers/gpu/drm/i915/display/intel_opregion.c
@@ -488,7 +488,8 @@ static u32 asle_set_backlight(struct drm_i915_private *dev_priv, u32 bclp)
*/
drm_dbg_kms(&dev_priv->drm, "updating opregion backlight %d/255\n",
bclp);
- drm_connector_list_iter_begin(dev, &conn_iter);
+ drm_connector_list_iter_filter_begin(dev, &conn_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector, &conn_iter)
intel_backlight_set_acpi(connector->base.state, bclp, 255);
drm_connector_list_iter_end(&conn_iter);
@@ -709,7 +710,8 @@ static void intel_didl_outputs(struct drm_i915_private *dev_priv)
intel_acpi_device_id_update(dev_priv);
- drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
+ drm_connector_list_iter_filter_begin(&dev_priv->drm, &conn_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector, &conn_iter) {
if (i < max_outputs)
set_did(opregion, i, connector->acpi_device_id);
@@ -746,7 +748,8 @@ static void intel_setup_cadls(struct drm_i915_private *dev_priv)
* Note that internal panels should be at the front of the connector
* list already, ensuring they're not left out.
*/
- drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
+ drm_connector_list_iter_filter_begin(&dev_priv->drm, &conn_iter,
+ is_intel_connector, NULL);
for_each_intel_connector_iter(connector, &conn_iter) {
if (i >= ARRAY_SIZE(opregion->acpi->cadl))
break;
--
2.34.1
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