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drm/i915/display: Use initial_fastset_check() to compute and apply the initial PSR state

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Replace the previous approach to force compute the initial PSR state
after i915 take over from firmware by the better and recently added
initial_fastset_check() hook.

Cc: Imre Deak <imre.deak@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201102221048.104294-1-jose.souza@intel.com
This commit is contained in:
José Roberto de Souza 2020-11-02 14:10:48 -08:00
parent 5f8f965287
commit 66186acbd9
6 changed files with 6 additions and 49 deletions
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1
drivers/gpu/drm/i915/display/intel_atomic.c
View File

@ -133,7 +133,6 @@ int intel_digital_connector_atomic_check(struct drm_connector *conn,
struct drm_crtc_state *crtc_state;
intel_hdcp_atomic_check(conn, old_state, new_state);
intel_psr_atomic_check(conn, old_state, new_state);
if (!new_state->crtc)
return 0;

2
drivers/gpu/drm/i915/display/intel_display.c
View File

@ -18373,8 +18373,6 @@ int intel_modeset_init(struct drm_i915_private *i915)
intel_init_ipc(i915);
intel_psr_set_force_mode_changed(i915->psr.dp);
return 0;
}

6
drivers/gpu/drm/i915/display/intel_dp.c
View File

@ -3778,6 +3778,12 @@ bool intel_dp_initial_fastset_check(struct intel_encoder *encoder,
return false;
}
if (CAN_PSR(i915) && intel_dp_is_edp(intel_dp)) {
drm_dbg_kms(&i915->drm, "Forcing full modeset to compute PSR state\n");
crtc_state->uapi.mode_changed = true;
return false;
}
return true;
}

41
drivers/gpu/drm/i915/display/intel_psr.c
View File

@ -1024,8 +1024,6 @@ void intel_psr_enable(struct intel_dp *intel_dp,
if (!CAN_PSR(dev_priv) || dev_priv->psr.dp != intel_dp)
return;
dev_priv->psr.force_mode_changed = false;
if (!crtc_state->has_psr)
return;
@ -1334,8 +1332,6 @@ void intel_psr_update(struct intel_dp *intel_dp,
if (!CAN_PSR(dev_priv) || READ_ONCE(psr->dp) != intel_dp)
return;
dev_priv->psr.force_mode_changed = false;
mutex_lock(&dev_priv->psr.lock);
enable = crtc_state->has_psr;
@ -1869,40 +1865,3 @@ bool intel_psr_enabled(struct intel_dp *intel_dp)
return ret;
}
void intel_psr_atomic_check(struct drm_connector *connector,
struct drm_connector_state *old_state,
struct drm_connector_state *new_state)
{
struct drm_i915_private *dev_priv = to_i915(connector->dev);
struct intel_connector *intel_connector;
struct intel_digital_port *dig_port;
struct drm_crtc_state *crtc_state;
if (!CAN_PSR(dev_priv) || !new_state->crtc ||
!dev_priv->psr.force_mode_changed)
return;
intel_connector = to_intel_connector(connector);
dig_port = enc_to_dig_port(to_intel_encoder(new_state->best_encoder));
if (dev_priv->psr.dp != &dig_port->dp)
return;
crtc_state = drm_atomic_get_new_crtc_state(new_state->state,
new_state->crtc);
crtc_state->mode_changed = true;
}
void intel_psr_set_force_mode_changed(struct intel_dp *intel_dp)
{
struct drm_i915_private *dev_priv;
if (!intel_dp)
return;
dev_priv = dp_to_i915(intel_dp);
if (!CAN_PSR(dev_priv) || intel_dp != dev_priv->psr.dp)
return;
dev_priv->psr.force_mode_changed = true;
}

4
drivers/gpu/drm/i915/display/intel_psr.h
View File

@ -43,10 +43,6 @@ void intel_psr_short_pulse(struct intel_dp *intel_dp);
int intel_psr_wait_for_idle(const struct intel_crtc_state *new_crtc_state,
u32 *out_value);
bool intel_psr_enabled(struct intel_dp *intel_dp);
void intel_psr_atomic_check(struct drm_connector *connector,
struct drm_connector_state *old_state,
struct drm_connector_state *new_state);
void intel_psr_set_force_mode_changed(struct intel_dp *intel_dp);
int intel_psr2_sel_fetch_update(struct intel_atomic_state *state,
struct intel_crtc *crtc);
void intel_psr2_program_trans_man_trk_ctl(const struct intel_crtc_state *crtc_state);

1
drivers/gpu/drm/i915/i915_drv.h
View File

@ -508,7 +508,6 @@ struct i915_psr {
bool dc3co_enabled;
u32 dc3co_exit_delay;
struct delayed_work dc3co_work;
bool force_mode_changed;
struct drm_dp_vsc_sdp vsc;
};