Create a new hook commit_modeset_disables() consistent with the naming
in drm atomic helpers and similar to the commit_modeset_enables() hook.
This helps better organize the disable sequence in atomic_commit_tail()
and move that to this disable hook.
No functional change
v3:
* Rebase (Manasi)
v2:
* Create a helper for old_crtc_state disables (Lucas)
Suggested-by: Daniel Vetter <daniel.vet...@intel.com>
Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
Cc: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
Cc: Matt Roper <matthew.d.ro...@intel.com>
Cc: Jani Nikula <jani.nik...@intel.com>
Signed-off-by: Manasi Navare <manasi.d.nav...@intel.com>
---
drivers/gpu/drm/i915/display/intel_display.c | 94 +++++++++++++-------
drivers/gpu/drm/i915/i915_drv.h | 1 +
2 files changed, 61 insertions(+), 34 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c
b/drivers/gpu/drm/i915/display/intel_display.c
index 23c8c7f5c47a..7f0ab0101569 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -13758,6 +13758,61 @@ static void intel_update_crtc(struct intel_crtc *crtc,
intel_finish_crtc_commit(state, crtc);
}
+static void intel_old_crtc_state_disables(struct intel_atomic_state *state,
+ struct intel_crtc_state
*old_crtc_state,
+ struct intel_crtc_state
*new_crtc_state,
+ struct intel_crtc *crtc)
+{
+ struct drm_i915_private *dev_priv = to_i915(state->base.dev);
+
+ intel_crtc_disable_planes(state, crtc);
+
+ /*
+ * We need to disable pipe CRC before disabling the pipe,
+ * or we race against vblank off.
+ */
+ intel_crtc_disable_pipe_crc(crtc);
+
+ dev_priv->display.crtc_disable(old_crtc_state, state);
+ crtc->active = false;
+ intel_fbc_disable(crtc);
+ intel_disable_shared_dpll(old_crtc_state);
+
+ /*
+ * Underruns don't always raise interrupts,
+ * so check manually.
+ */
+ intel_check_cpu_fifo_underruns(dev_priv);
+ intel_check_pch_fifo_underruns(dev_priv);
+
+ /* FIXME unify this for all platforms */
+ if (!new_crtc_state->base.active &&
+ !HAS_GMCH(dev_priv) &&
+ dev_priv->display.initial_watermarks)
+ dev_priv->display.initial_watermarks(state,
+ new_crtc_state);
+}
+
+static void intel_commit_modeset_disables(struct intel_atomic_state *state)
+{
+ struct intel_crtc_state *new_crtc_state, *old_crtc_state;
+ struct intel_crtc *crtc;
+ int i;
+
+ for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state,
new_crtc_state, i) {
+ if (!needs_modeset(new_crtc_state))
+ continue;
+
+ intel_pre_plane_update(old_crtc_state, new_crtc_state);
+
+ if (old_crtc_state->base.active)
+ intel_old_crtc_state_disables(state,
+ old_crtc_state,
+ new_crtc_state,
+ crtc);
+ }
+}
+
static void intel_commit_modeset_enables(struct intel_atomic_state *state)
{
struct intel_crtc *crtc;
@@ -13938,42 +13993,10 @@ static void intel_atomic_commit_tail(struct
intel_atomic_state *state)
put_domains[crtc->pipe] =
modeset_get_crtc_power_domains(new_crtc_state);
}
-
- if (!needs_modeset(new_crtc_state))
- continue;
-
- intel_pre_plane_update(old_crtc_state, new_crtc_state);
-
- if (old_crtc_state->base.active) {
- intel_crtc_disable_planes(state, crtc);
-
- /*
- * We need to disable pipe CRC before disabling the
pipe,
- * or we race against vblank off.
- */
- intel_crtc_disable_pipe_crc(crtc);
-
- dev_priv->display.crtc_disable(old_crtc_state, state);
- crtc->active = false;
- intel_fbc_disable(crtc);
- intel_disable_shared_dpll(old_crtc_state);
-
- /*
- * Underruns don't always raise
- * interrupts, so check manually.
- */
- intel_check_cpu_fifo_underruns(dev_priv);
- intel_check_pch_fifo_underruns(dev_priv);
-
- /* FIXME unify this for all platforms */
- if (!new_crtc_state->base.active &&
- !HAS_GMCH(dev_priv) &&
- dev_priv->display.initial_watermarks)
- dev_priv->display.initial_watermarks(state,
-
new_crtc_state);
- }
}
+ dev_priv->display.commit_modeset_disables(state);
+
/* FIXME: Eventually get rid of our crtc->config pointer */
for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i)
crtc->config = new_crtc_state;
@@ -15929,6 +15952,9 @@ void intel_init_display_hooks(struct drm_i915_private
*dev_priv)
dev_priv->display.commit_modeset_enables =
skl_commit_modeset_enables;
else
dev_priv->display.commit_modeset_enables =
intel_commit_modeset_enables;
+
+ dev_priv->display.commit_modeset_disables =
intel_commit_modeset_disables;
+
}
static i915_reg_t i915_vgacntrl_reg(struct drm_i915_private *dev_priv)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 75a42e8df67e..db7480831e52 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -289,6 +289,7 @@ struct drm_i915_display_funcs {
void (*crtc_disable)(struct intel_crtc_state *old_crtc_state,
struct intel_atomic_state *old_state);
void (*commit_modeset_enables)(struct intel_atomic_state *state);
+ void (*commit_modeset_disables)(struct intel_atomic_state *state);
void (*audio_codec_enable)(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
const struct drm_connector_state
*conn_state);
--
2.19.1
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