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drm/i915/vrr: Split vrr-compute-config in two phases

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As vrr guardband calculation is dependent on modified
vblank start so better to compute late after all
vblank adjustement.

v1: Initial version.
v2: Split in a separate patch from panel-replay workaround. [Ankit]
v3: Add a function for late vrr related computation. [Ville]
v4: Use flipline instead of vrr.enable and some cosmetic changes. [Ville]
v5: Use intel_vrr_possible helper.

Signed-off-by: Animesh Manna <animesh.manna@intel.com>
Signed-off-by: Mitul Golani <mitulkumar.ajitkumar.golani@intel.com>
Reviewed-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
[vsyrjala: Make adjusted_mode const]
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241010040503.1795399-3-mitulkumar.ajitkumar.golani@intel.com
This commit is contained in:
Animesh Manna
2024-10-10 09:35:02 +05:30
committed by Ville Syrjälä
parent ffb7dedde3
commit 96abbed906
3 changed files with 12 additions and 4 deletions
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2
drivers/gpu/drm/i915/display/intel_display.c
View File

@@ -5050,6 +5050,8 @@ intel_modeset_pipe_config_late(struct intel_atomic_state *state,
struct drm_connector *connector;
int i;
intel_vrr_compute_config_late(crtc_state);
for_each_new_connector_in_state(&state->base, connector,
conn_state, i) {
struct intel_encoder *encoder =

13
drivers/gpu/drm/i915/display/intel_vrr.c
View File

@@ -244,11 +244,16 @@ intel_vrr_compute_config(struct intel_crtc_state *crtc_state,
(crtc_state->hw.adjusted_mode.crtc_vtotal -
crtc_state->hw.adjusted_mode.vsync_end);
}
}
void intel_vrr_compute_config_late(struct intel_crtc_state *crtc_state)
{
struct intel_display *display = to_intel_display(crtc_state);
const struct drm_display_mode *adjusted_mode = &crtc_state->hw.adjusted_mode;
if (!intel_vrr_possible(crtc_state))
return;
/*
* For XE_LPD+, we use guardband and pipeline override
* is deprecated.
*/
if (DISPLAY_VER(display) >= 13) {
crtc_state->vrr.guardband =
crtc_state->vrr.vmin + 1 - adjusted_mode->crtc_vblank_start;

1
drivers/gpu/drm/i915/display/intel_vrr.h
View File

@@ -19,6 +19,7 @@ bool intel_vrr_possible(const struct intel_crtc_state *crtc_state);
void intel_vrr_check_modeset(struct intel_atomic_state *state);
void intel_vrr_compute_config(struct intel_crtc_state *crtc_state,
struct drm_connector_state *conn_state);
void intel_vrr_compute_config_late(struct intel_crtc_state *crtc_state);
void intel_vrr_set_transcoder_timings(const struct intel_crtc_state *crtc_state);
void intel_vrr_enable(const struct intel_crtc_state *crtc_state);
void intel_vrr_send_push(const struct intel_crtc_state *crtc_state);