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path: root/drivers/gpu/drm/i915/display/intel_psr.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_psr.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_psr.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index f7837e17c59d..8ee9d9dbdf11 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -2888,6 +2888,26 @@ skip_sel_fetch_set_loop:
return 0;
}
+void intel_psr2_panic_force_full_update(struct intel_display *display,
+ struct intel_crtc_state *crtc_state)
+{
+ struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
+ enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
+ u32 val = man_trk_ctl_enable_bit_get(display);
+
+ /* SF partial frame enable has to be set even on full update */
+ val |= man_trk_ctl_partial_frame_bit_get(display);
+ val |= man_trk_ctl_continuos_full_frame(display);
+
+ /* Directly write the register */
+ intel_de_write_fw(display, PSR2_MAN_TRK_CTL(display, cpu_transcoder), val);
+
+ if (!crtc_state->enable_psr2_su_region_et)
+ return;
+
+ intel_de_write_fw(display, PIPE_SRCSZ_ERLY_TPT(crtc->pipe), 0);
+}
+
void intel_psr_pre_plane_update(struct intel_atomic_state *state,
struct intel_crtc *crtc)
{