Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/i915/psr: Introduce helper intel_psr_set_non_psr_pipes()
Add a function to set non-psr pipes in crtc_state based on psr features.
This will help to move this part later where we re-evaluate psr features
and update the non-psr pipes.
Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Link: https://lore.kernel.org/r/20251016055415.2101347-7-ankit.k.nautiyal@intel.com
+29
-20
+29
-20
drivers/gpu/drm/i915/display/intel_psr.c
+29
-20
drivers/gpu/drm/i915/display/intel_psr.c
···
1711
1711
!crtc_state->has_sel_update);
1712
1712
}
1713
1713
1714
+
static
1715
+
void intel_psr_set_non_psr_pipes(struct intel_dp *intel_dp,
1716
+
struct intel_crtc_state *crtc_state)
1717
+
{
1718
+
struct intel_display *display = to_intel_display(intel_dp);
1719
+
struct intel_atomic_state *state = to_intel_atomic_state(crtc_state->uapi.state);
1720
+
struct intel_crtc *crtc;
1721
+
u8 active_pipes = 0;
1722
+
1723
+
/* Wa_16025596647 */
1724
+
if (DISPLAY_VER(display) != 20 &&
1725
+
!IS_DISPLAY_VERx100_STEP(display, 3000, STEP_A0, STEP_B0))
1726
+
return;
1727
+
1728
+
/* Not needed by Panel Replay */
1729
+
if (crtc_state->has_panel_replay)
1730
+
return;
1731
+
1732
+
/* We ignore possible secondary PSR/Panel Replay capable eDP */
1733
+
for_each_intel_crtc(display->drm, crtc)
1734
+
active_pipes |= crtc->active ? BIT(crtc->pipe) : 0;
1735
+
1736
+
active_pipes = intel_calc_active_pipes(state, active_pipes);
1737
+
1738
+
crtc_state->active_non_psr_pipes = active_pipes &
1739
+
~BIT(to_intel_crtc(crtc_state->uapi.crtc)->pipe);
1740
+
}
1741
+
1714
1742
void intel_psr_compute_config(struct intel_dp *intel_dp,
1715
1743
struct intel_crtc_state *crtc_state,
1716
1744
struct drm_connector_state *conn_state)
1717
1745
{
1718
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struct intel_display *display = to_intel_display(intel_dp);
1719
1747
const struct drm_display_mode *adjusted_mode = &crtc_state->hw.adjusted_mode;
1720
-
struct intel_atomic_state *state = to_intel_atomic_state(crtc_state->uapi.state);
1721
-
struct intel_crtc *crtc;
1722
-
u8 active_pipes = 0;
1723
1748
1724
1749
if (!psr_global_enabled(intel_dp)) {
1725
1750
drm_dbg_kms(display->drm, "PSR disabled by flag\n");
···
1793
1768
"PSR disabled to workaround PSR FSM hang issue\n");
1794
1769
}
1795
1770
1796
-
/* Rest is for Wa_16025596647 */
1797
-
if (DISPLAY_VER(display) != 20 &&
1798
-
!IS_DISPLAY_VERx100_STEP(display, 3000, STEP_A0, STEP_B0))
1799
-
return;
1800
-
1801
-
/* Not needed by Panel Replay */
1802
-
if (crtc_state->has_panel_replay)
1803
-
return;
1804
-
1805
-
/* We ignore possible secondary PSR/Panel Replay capable eDP */
1806
-
for_each_intel_crtc(display->drm, crtc)
1807
-
active_pipes |= crtc->active ? BIT(crtc->pipe) : 0;
1808
-
1809
-
active_pipes = intel_calc_active_pipes(state, active_pipes);
1810
-
1811
-
crtc_state->active_non_psr_pipes = active_pipes &
1812
-
~BIT(to_intel_crtc(crtc_state->uapi.crtc)->pipe);
1771
+
intel_psr_set_non_psr_pipes(intel_dp, crtc_state);
1813
1772
}
1814
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1815
1774
void intel_psr_get_config(struct intel_encoder *encoder,