[PATCH 10/35] drm/i915: Use for_each_connector_in_state helper macro

[Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>]

Simplifies looping over connector states a bit.

Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
---
 drivers/gpu/drm/i915/intel_ddi.c     |  9 +++--
 drivers/gpu/drm/i915/intel_display.c | 72 +++++++++++-------------------------
 drivers/gpu/drm/i915/intel_dp_mst.c  | 13 ++++---
 drivers/gpu/drm/i915/intel_hdmi.c    |  7 +---
 4 files changed, 36 insertions(+), 65 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 455d44b..4aede05 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -566,17 +566,18 @@ intel_ddi_get_crtc_new_encoder(struct intel_crtc_state *crtc_state)
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
 	struct intel_encoder *ret = NULL;
 	struct drm_atomic_state *state;
+	struct drm_connector *connector;
+	struct drm_connector_state *connector_state;
 	int num_encoders = 0;
 	int i;
 
 	state = crtc_state->base.state;
 
-	for (i = 0; i < state->num_connector; i++) {
-		if (!state->connectors[i] ||
-		    state->connector_states[i]->crtc != crtc_state->base.crtc)
+	for_each_connector_in_state(state, connector, connector_state, i) {
+		if (connector_state->crtc != crtc_state->base.crtc)
 			continue;
 
-		ret = to_intel_encoder(state->connector_states[i]->best_encoder);
+		ret = to_intel_encoder(connector_state->best_encoder);
 		num_encoders++;
 	}
 
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 9d9e633..4ced5a4 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -453,15 +453,12 @@ static bool intel_pipe_will_have_type(const struct intel_crtc_state *crtc_state,
 				      int type)
 {
 	struct drm_atomic_state *state = crtc_state->base.state;
+	struct drm_connector *connector;
 	struct drm_connector_state *connector_state;
 	struct intel_encoder *encoder;
 	int i, num_connectors = 0;
 
-	for (i = 0; i < state->num_connector; i++) {
-		if (!state->connectors[i])
-			continue;
-
-		connector_state = state->connector_states[i];
+	for_each_connector_in_state(state, connector, connector_state, i) {
 		if (connector_state->crtc != crtc_state->base.crtc)
 			continue;
 
@@ -7373,14 +7370,11 @@ static int i9xx_crtc_compute_clock(struct intel_crtc *crtc,
 	struct intel_encoder *encoder;
 	const intel_limit_t *limit;
 	struct drm_atomic_state *state = crtc_state->base.state;
+	struct drm_connector *connector;
 	struct drm_connector_state *connector_state;
 	int i;
 
-	for (i = 0; i < state->num_connector; i++) {
-		if (!state->connectors[i])
-			continue;
-
-		connector_state = state->connector_states[i];
+	for_each_connector_in_state(state, connector, connector_state, i) {
 		if (connector_state->crtc != &crtc->base)
 			continue;
 
@@ -8064,16 +8058,13 @@ static int ironlake_get_refclk(struct intel_crtc_state *crtc_state)
 	struct drm_device *dev = crtc_state->base.crtc->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct drm_atomic_state *state = crtc_state->base.state;
+	struct drm_connector *connector;
 	struct drm_connector_state *connector_state;
 	struct intel_encoder *encoder;
 	int num_connectors = 0, i;
 	bool is_lvds = false;
 
-	for (i = 0; i < state->num_connector; i++) {
-		if (!state->connectors[i])
-			continue;
-
-		connector_state = state->connector_states[i];
+	for_each_connector_in_state(state, connector, connector_state, i) {
 		if (connector_state->crtc != crtc_state->base.crtc)
 			continue;
 
@@ -8327,17 +8318,14 @@ static uint32_t ironlake_compute_dpll(struct intel_crtc *intel_crtc,
 	struct drm_device *dev = crtc->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct drm_atomic_state *state = crtc_state->base.state;
+	struct drm_connector *connector;
 	struct drm_connector_state *connector_state;
 	struct intel_encoder *encoder;
 	uint32_t dpll;
 	int factor, num_connectors = 0, i;
 	bool is_lvds = false, is_sdvo = false;
 
-	for (i = 0; i < state->num_connector; i++) {
-		if (!state->connectors[i])
-			continue;
-
-		connector_state = state->connector_states[i];
+	for_each_connector_in_state(state, connector, connector_state, i) {
 		if (connector_state->crtc != crtc_state->base.crtc)
 			continue;
 
@@ -11061,7 +11049,8 @@ compute_baseline_pipe_bpp(struct intel_crtc *crtc,
 {
 	struct drm_device *dev = crtc->base.dev;
 	struct drm_atomic_state *state;
-	struct intel_connector *connector;
+	struct drm_connector *connector;
+	struct drm_connector_state *connector_state;
 	int bpp, i;
 
 	if ((IS_G4X(dev) || IS_VALLEYVIEW(dev)))
@@ -11077,15 +11066,12 @@ compute_baseline_pipe_bpp(struct intel_crtc *crtc,
 	state = pipe_config->base.state;
 
 	/* Clamp display bpp to EDID value */
-	for (i = 0; i < state->num_connector; i++) {
-		if (!state->connectors[i])
-			continue;
-
-		connector = to_intel_connector(state->connectors[i]);
-		if (state->connector_states[i]->crtc != &crtc->base)
+	for_each_connector_in_state(state, connector, connector_state, i) {
+		if (connector_state->crtc != &crtc->base)
 			continue;
 
-		connected_sink_compute_bpp(connector, pipe_config);
+		connected_sink_compute_bpp(to_intel_connector(connector),
+					   pipe_config);
 	}
 
 	return bpp;
@@ -11212,14 +11198,11 @@ static bool check_single_encoder_cloning(struct drm_atomic_state *state,
 					 struct intel_encoder *encoder)
 {
 	struct intel_encoder *source_encoder;
+	struct drm_connector *connector;
 	struct drm_connector_state *connector_state;
 	int i;
 
-	for (i = 0; i < state->num_connector; i++) {
-		if (!state->connectors[i])
-			continue;
-
-		connector_state = state->connector_states[i];
+	for_each_connector_in_state(state, connector, connector_state, i) {
 		if (connector_state->crtc != &crtc->base)
 			continue;
 
@@ -11236,14 +11219,11 @@ static bool check_encoder_cloning(struct drm_atomic_state *state,
 				  struct intel_crtc *crtc)
 {
 	struct intel_encoder *encoder;
+	struct drm_connector *connector;
 	struct drm_connector_state *connector_state;
 	int i;
 
-	for (i = 0; i < state->num_connector; i++) {
-		if (!state->connectors[i])
-			continue;
-
-		connector_state = state->connector_states[i];
+	for_each_connector_in_state(state, connector, connector_state, i) {
 		if (connector_state->crtc != &crtc->base)
 			continue;
 
@@ -11259,6 +11239,7 @@ static bool check_digital_port_conflicts(struct drm_atomic_state *state)
 {
 	struct drm_device *dev = state->dev;
 	struct intel_encoder *encoder;
+	struct drm_connector *connector;
 	struct drm_connector_state *connector_state;
 	unsigned int used_ports = 0;
 	int i;
@@ -11268,11 +11249,7 @@ static bool check_digital_port_conflicts(struct drm_atomic_state *state)
 	 * list to detect the problem on ddi platforms
 	 * where there's just one encoder per digital port.
 	 */
-	for (i = 0; i < state->num_connector; i++) {
-		if (!state->connectors[i])
-			continue;
-
-		connector_state = state->connector_states[i];
+	for_each_connector_in_state(state, connector, connector_state, i) {
 		if (!connector_state->best_encoder)
 			continue;
 
@@ -11323,7 +11300,7 @@ intel_modeset_pipe_config(struct drm_crtc *crtc,
 			  struct drm_atomic_state *state)
 {
 	struct intel_encoder *encoder;
-	struct intel_connector *connector;
+	struct drm_connector *connector;
 	struct drm_connector_state *connector_state;
 	struct intel_crtc_state *pipe_config;
 	int base_bpp, ret = -EINVAL;
@@ -11401,12 +11378,7 @@ encoder_retry:
 	 * adjust it according to limitations or connector properties, and also
 	 * a chance to reject the mode entirely.
 	 */
-	for (i = 0; i < state->num_connector; i++) {
-		connector = to_intel_connector(state->connectors[i]);
-		if (!connector)
-			continue;
-
-		connector_state = state->connector_states[i];
+	for_each_connector_in_state(state, connector, connector_state, i) {
 		if (connector_state->crtc != crtc)
 			continue;
 
diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
index 3945057..6e4cc53 100644
--- a/drivers/gpu/drm/i915/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/intel_dp_mst.c
@@ -40,7 +40,9 @@ static bool intel_dp_mst_compute_config(struct intel_encoder *encoder,
 	int bpp, i;
 	int lane_count, slots, rate;
 	struct drm_display_mode *adjusted_mode = &pipe_config->base.adjusted_mode;
-	struct intel_connector *found = NULL;
+	struct drm_connector *drm_connector;
+	struct intel_connector *connector, *found = NULL;
+	struct drm_connector_state *connector_state;
 	int mst_pbn;
 
 	pipe_config->dp_encoder_is_mst = true;
@@ -70,12 +72,11 @@ static bool intel_dp_mst_compute_config(struct intel_encoder *encoder,
 
 	state = pipe_config->base.state;
 
-	for (i = 0; i < state->num_connector; i++) {
-		if (!state->connectors[i])
-			continue;
+	for_each_connector_in_state(state, drm_connector, connector_state, i) {
+		connector = to_intel_connector(drm_connector);
 
-		if (state->connector_states[i]->best_encoder == &encoder->base) {
-			found = to_intel_connector(state->connectors[i]);
+		if (connector_state->best_encoder == &encoder->base) {
+			found = connector;
 			break;
 		}
 	}
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index e63f0b9..9458ea4 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -961,6 +961,7 @@ static bool hdmi_12bpc_possible(struct intel_crtc_state *crtc_state)
 	struct drm_device *dev = crtc_state->base.crtc->dev;
 	struct drm_atomic_state *state;
 	struct intel_encoder *encoder;
+	struct drm_connector *connector;
 	struct drm_connector_state *connector_state;
 	int count = 0, count_hdmi = 0;
 	int i;
@@ -970,11 +971,7 @@ static bool hdmi_12bpc_possible(struct intel_crtc_state *crtc_state)
 
 	state = crtc_state->base.state;
 
-	for (i = 0; i < state->num_connector; i++) {
-		if (!state->connectors[i])
-			continue;
-
-		connector_state = state->connector_states[i];
+	for_each_connector_in_state(state, connector, connector_state, i) {
 		if (connector_state->crtc != crtc_state->base.crtc)
 			continue;
 
-- 
2.1.0

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