提交 93313538 编写于 作者: M Maarten Lankhorst

drm/i915: Pass idle crtc_state to intel_dp_sink_crc

IPS can only be enabled if the primary plane is visible, so
first make sure sw state matches hw state by waiting for hw_done.

After this pass crtc_state to intel_dp_sink_crc() so that can be used,
instead of using legacy pointers.
Signed-off-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171110113503.16253-7-maarten.lankhorst@linux.intel.comReviewed-by: NVille Syrjälä <ville.syrjala@linux.intel.com>
上级 33a49868
......@@ -2746,6 +2746,7 @@ static int i915_sink_crc(struct seq_file *m, void *data)
for_each_intel_connector_iter(connector, &conn_iter) {
struct drm_crtc *crtc;
struct drm_connector_state *state;
struct intel_crtc_state *crtc_state;
if (connector->base.connector_type != DRM_MODE_CONNECTOR_eDP)
continue;
......@@ -2764,12 +2765,24 @@ static int i915_sink_crc(struct seq_file *m, void *data)
if (ret)
goto err;
if (!crtc->state->active)
crtc_state = to_intel_crtc_state(crtc->state);
if (!crtc_state->base.active)
continue;
/*
* We need to wait for all crtc updates to complete, to make
* sure any pending modesets and plane updates are completed.
*/
if (crtc_state->base.commit) {
ret = wait_for_completion_interruptible(&crtc_state->base.commit->hw_done);
if (ret)
goto err;
}
intel_dp = enc_to_intel_dp(state->best_encoder);
ret = intel_dp_sink_crc(intel_dp, crc);
ret = intel_dp_sink_crc(intel_dp, crtc_state, crc);
if (ret)
goto err;
......
......@@ -3861,11 +3861,12 @@ intel_dp_configure_mst(struct intel_dp *intel_dp)
intel_dp->is_mst);
}
static int intel_dp_sink_crc_stop(struct intel_dp *intel_dp)
static int intel_dp_sink_crc_stop(struct intel_dp *intel_dp,
struct intel_crtc_state *crtc_state, bool disable_wa)
{
struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
struct intel_crtc *intel_crtc = to_intel_crtc(dig_port->base.base.crtc);
struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc);
u8 buf;
int ret = 0;
int count = 0;
......@@ -3901,15 +3902,17 @@ static int intel_dp_sink_crc_stop(struct intel_dp *intel_dp)
}
out:
hsw_enable_ips(intel_crtc);
if (disable_wa)
hsw_enable_ips(intel_crtc);
return ret;
}
static int intel_dp_sink_crc_start(struct intel_dp *intel_dp)
static int intel_dp_sink_crc_start(struct intel_dp *intel_dp,
struct intel_crtc_state *crtc_state)
{
struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
struct intel_crtc *intel_crtc = to_intel_crtc(dig_port->base.base.crtc);
struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc);
u8 buf;
int ret;
......@@ -3923,7 +3926,7 @@ static int intel_dp_sink_crc_start(struct intel_dp *intel_dp)
return -EIO;
if (buf & DP_TEST_SINK_START) {
ret = intel_dp_sink_crc_stop(intel_dp);
ret = intel_dp_sink_crc_stop(intel_dp, crtc_state, false);
if (ret)
return ret;
}
......@@ -3940,16 +3943,16 @@ static int intel_dp_sink_crc_start(struct intel_dp *intel_dp)
return 0;
}
int intel_dp_sink_crc(struct intel_dp *intel_dp, u8 *crc)
int intel_dp_sink_crc(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state, u8 *crc)
{
struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
struct intel_crtc *intel_crtc = to_intel_crtc(dig_port->base.base.crtc);
struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc);
u8 buf;
int count, ret;
int attempts = 6;
ret = intel_dp_sink_crc_start(intel_dp);
ret = intel_dp_sink_crc_start(intel_dp, crtc_state);
if (ret)
return ret;
......@@ -3977,7 +3980,7 @@ int intel_dp_sink_crc(struct intel_dp *intel_dp, u8 *crc)
}
stop:
intel_dp_sink_crc_stop(intel_dp);
intel_dp_sink_crc_stop(intel_dp, crtc_state, true);
return ret;
}
......
......@@ -1531,7 +1531,8 @@ void intel_dp_sink_dpms(struct intel_dp *intel_dp, int mode);
void intel_dp_encoder_reset(struct drm_encoder *encoder);
void intel_dp_encoder_suspend(struct intel_encoder *intel_encoder);
void intel_dp_encoder_destroy(struct drm_encoder *encoder);
int intel_dp_sink_crc(struct intel_dp *intel_dp, u8 *crc);
int intel_dp_sink_crc(struct intel_dp *intel_dp,
struct intel_crtc_state *crtc_state, u8 *crc);
bool intel_dp_compute_config(struct intel_encoder *encoder,
struct intel_crtc_state *pipe_config,
struct drm_connector_state *conn_state);
......
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