[Intel-gfx] [PATCH v4 05/14] drm/i915: Separate intel_crtc_disable_noatomic_begin/complete()

Imre Deak
2023-05-10T10:31:08Z

Split calling the CRTC/encoder disabling hooks and updating the CRTC and
DPLL object states from updating the CRTC and atomic state and other
global state (BW, CDCLK, DBUF) into separate functions. When disabling a
bigjoiner configuration the latter step can be done only after all the
linked pipes are disabled, so this change prepares for that.

No functional changes.

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
---
.../drm/i915/display/intel_modeset_setup.c | 34 +++++++++++++------
1 file changed, 24 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_modeset_setup.c b/drivers/gpu/drm/i915/display/intel_modeset_setup.c
index 66796e8eef90a..2c93f4c5dc8cf 100644
--- a/drivers/gpu/drm/i915/display/intel_modeset_setup.c
+++ b/drivers/gpu/drm/i915/display/intel_modeset_setup.c
@@ -30,23 +30,15 @@
#include "intel_wm.h"
#include "skl_watermark.h"

-static void intel_crtc_disable_noatomic(struct intel_crtc *crtc,
- struct drm_modeset_acquire_ctx *ctx)
+static void intel_crtc_disable_noatomic_begin(struct intel_crtc *crtc,
+ struct drm_modeset_acquire_ctx *ctx)
{
- struct intel_encoder *encoder;
struct drm_i915_private *i915 = to_i915(crtc->base.dev);
- struct intel_bw_state *bw_state =
- to_intel_bw_state(i915->display.bw.obj.state);
- struct intel_cdclk_state *cdclk_state =
- to_intel_cdclk_state(i915->display.cdclk.obj.state);
- struct intel_dbuf_state *dbuf_state =
- to_intel_dbuf_state(i915->display.dbuf.obj.state);
struct intel_crtc_state *crtc_state =
to_intel_crtc_state(crtc->base.state);
struct intel_plane *plane;
struct drm_atomic_state *state;
struct intel_crtc_state *temp_crtc_state;
- enum pipe pipe = crtc->pipe;
int ret;

if (!crtc_state->hw.active)
@@ -92,6 +84,21 @@ static void intel_crtc_disable_noatomic(struct intel_crtc *crtc,
intel_unreference_shared_dpll_crtc(crtc,
crtc_state->shared_dpll,
&crtc_state->shared_dpll->state);
+}
+
+static void intel_crtc_disable_noatomic_complete(struct intel_crtc *crtc)
+{
+ struct intel_encoder *encoder;
+ struct drm_i915_private *i915 = to_i915(crtc->base.dev);
+ struct intel_bw_state *bw_state =
+ to_intel_bw_state(i915->display.bw.obj.state);
+ struct intel_cdclk_state *cdclk_state =
+ to_intel_cdclk_state(i915->display.cdclk.obj.state);
+ struct intel_dbuf_state *dbuf_state =
+ to_intel_dbuf_state(i915->display.dbuf.obj.state);
+ struct intel_crtc_state *crtc_state =
+ to_intel_crtc_state(crtc->base.state);
+ enum pipe pipe = crtc->pipe;

__drm_atomic_helper_crtc_destroy_state(&crtc_state->uapi);
intel_crtc_free_hw_state(crtc_state);
@@ -115,6 +122,13 @@ static void intel_crtc_disable_noatomic(struct intel_crtc *crtc,
bw_state->num_active_planes[pipe] = 0;
}

+static void intel_crtc_disable_noatomic(struct intel_crtc *crtc,
+ struct drm_modeset_acquire_ctx *ctx)
+{
+ intel_crtc_disable_noatomic_begin(crtc, ctx);
+ intel_crtc_disable_noatomic_complete(crtc);
+}
+
static void intel_modeset_update_connector_atomic_state(struct drm_i915_private *i915)
{
struct intel_connector *connector;
--
2.37.2