Merge tag 'drm-intel-next-2025-06-18' of https://gitlab.freedesktop.org/drm/i915/kernel into drm-next

drm/i915 feature pull for v6.17:

Features and functionality:
- Add support for DSC fractional link bpp on DP MST (Imre)
- Add support for simultaneous Panel Replay and Adaptive Sync (Jouni)
- Add support for PTL+ double buffered LUT registers (Chaitanya, Ville)
- Add PIPEDMC event handling in preparation for flip queue (Ville)

Refactoring and cleanups:
- Rename lots of DPLL interfaces to unify them (Suraj)
- Allocate struct intel_display dynamically (Jani)
- Abstract VLV IOSF sideband better (Jani)
- Use str_true_false() helper (Yumeng Fang)
- Refactor DSB code in preparation for flip queue (Ville)
- Use drm_modeset_lock_assert_held() instead of open coding (Luca)
- Remove unused arg from skl_scaler_get_filter_select() (Luca)
- Split out a separate display register header (Jani)
- Abstract DRAM detection better (Jani)
- Convert LPT/WPT SBI sideband to struct intel_display (Jani)

Fixes:
- Fix DSI HS command dispatch with forced pipeline flush (Gareth Yu)
- Fix BMG and LNL+ DP adaptive sync SDP programming (Ankit)
- Fix error path for xe display workqueue allocation (Haoxiang Li)
- Disable DP AUX access probe where not required (Imre)
- Fix DKL PHY access if the port is invalid (Luca)
- Fix PSR2_SU_STATUS access on ADL+ (Jouni)
- Add sanity checks for porch and sync on BXT/GLK DSI (Ville)

DRM core changes:
- Change AUX DPCD access probe address (Imre)
- Refactor EDID quirks, amd make them available to drivers (Imre)
- Add quirk for DPCD access probe (Imre)
- Add DPCD definitions for Panel Replay capabilities (Jouni)

Merges:
- Backmerges to sync with v6.15-rcs and v6.16-rc1 (Jani)

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Jani Nikula <jani.nikula@intel.com>
Link: https://lore.kernel.org/r/fff9f231850ed410bd81b53de43eff0b98240d31@intel.com

1 files changed, 20 insertions, 2 deletions

diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c
index 3e73832e5e813..8d0dcf252bed2 100644
--- a/drivers/gpu/drm/i915/display/intel_display_irq.c
+++ b/drivers/gpu/drm/i915/display/intel_display_irq.c
@@ -13,10 +13,12 @@
 #include "intel_crtc.h"
 #include "intel_de.h"
 #include "intel_display_irq.h"
+#include "intel_display_regs.h"
 #include "intel_display_rpm.h"
 #include "intel_display_rps.h"
 #include "intel_display_trace.h"
 #include "intel_display_types.h"
+#include "intel_dmc.h"
 #include "intel_dmc_wl.h"
 #include "intel_dp_aux.h"
 #include "intel_dsb.h"
@@ -1016,7 +1018,15 @@ static u32 gen8_de_port_aux_mask(struct intel_display *display)
 
 static u32 gen8_de_pipe_fault_mask(struct intel_display *display)
 {
-	if (DISPLAY_VER(display) >= 14)
+	if (DISPLAY_VER(display) >= 20)
+		return MTL_PLANE_ATS_FAULT |
+			GEN9_PIPE_CURSOR_FAULT |
+			GEN11_PIPE_PLANE5_FAULT |
+			GEN9_PIPE_PLANE4_FAULT |
+			GEN9_PIPE_PLANE3_FAULT |
+			GEN9_PIPE_PLANE2_FAULT |
+			GEN9_PIPE_PLANE1_FAULT;
+	else if (DISPLAY_VER(display) >= 14)
 		return MTL_PIPEDMC_ATS_FAULT |
 			MTL_PLANE_ATS_FAULT |
 			GEN12_PIPEDMC_FAULT |
@@ -1418,7 +1428,8 @@ void gen8_de_irq_handler(struct intel_display *display, u32 master_ctl)
 		iir = intel_de_read(display, GEN8_DE_PIPE_IIR(pipe));
 		if (!iir) {
 			drm_err_ratelimited(display->drm,
-					    "The master control interrupt lied (DE PIPE)!\n");
+					    "The master control interrupt lied (DE PIPE %c)!\n",
+					    pipe_name(pipe));
 			continue;
 		}
 
@@ -1441,6 +1452,9 @@ void gen8_de_irq_handler(struct intel_display *display, u32 master_ctl)
 				intel_dsb_irq_handler(display, pipe, INTEL_DSB_2);
 		}
 
+		if (HAS_PIPEDMC(display) && iir & GEN12_PIPEDMC_INTERRUPT)
+			intel_pipedmc_irq_handler(display, pipe);
+
 		if (iir & GEN8_PIPE_CDCLK_CRC_DONE)
 			hsw_pipe_crc_irq_handler(display, pipe);
 
@@ -2258,6 +2272,10 @@ void gen8_de_irq_postinstall(struct intel_display *display)
 			GEN12_DSB_INT(INTEL_DSB_1) |
 			GEN12_DSB_INT(INTEL_DSB_2);
 
+	/* TODO figure PIPEDMC interrupts for pre-LNL */
+	if (DISPLAY_VER(display) >= 20)
+		de_pipe_masked |= GEN12_PIPEDMC_INTERRUPT;
+
 	de_pipe_enables = de_pipe_masked |
 		GEN8_PIPE_VBLANK | GEN8_PIPE_FIFO_UNDERRUN |
 		gen8_de_pipe_flip_done_mask(display);