Merge tag 'drm-intel-next-2025-02-24' of https://gitlab.freedesktop.org/drm/i915/kernel into drm-next

drm/i915 feature pull for v6.15:

Features and functionality:
- Enable DP 128b/132b SST DSC (Jani, Imre)
- Allow DSB to perform commits when VRR is enabled (Ville)
- Compute HDMI PLLs for SNPS/C10 PHYs for rates not in fixed tables (Ankit)
- Allow DSB usage when PSR is enabled on LNL+ (Jouni)
- Enable Panel Replay mode change without full modeset (Jouni)
- Enable async flips with compressed buffers on ICL+ (Ville)
- Support luminance based brightness control via DPCD for eDP (Suraj)
- Enable VRR enable/disable without full modeset (Mitul, Ankit)
- Add debugfs facility for force testing HDCP 1.4 (Suraj)
- Add scaler tracepoints, improve plane tracepoints (Ville)
- Improve DMC wakelock debugging facilities (Gustavo)
- Allow GuC SLPC default strategies on MTL+ for performance (Rodrigo)
- Provide more information on display faults (Ville)

Refactoring and cleanups:
- Continue conversions to struct intel_display (Ville, Jani, Suraj, Imre)
- Joiner and Y plane reorganization (Ville)
- Move HDCP debugfs to intel_hdcp.c (Jani)
- Clean up and unify LSPCON interfaces (Jani)
- Move code out of intel_display.c to reduce its size (Ville)
- Clean up and simplify DDI port enabling/disabling (Imre)
- Make LPT LP a dedicated PCH type, refactor (Jani)
- Simplify DSC range BPG offset calculation (Ankit)
- Scaler cleanups (Ville)
- Remove unused code from GVT (David Alan Gilbert)
- Improve plane debugging (Ville)
- DSB and VRR refactoring (Ville)

Fixes:
- Check if vblank is sufficient for DSC prefill and scaler (Mitul)
- Fix Mesa clear color alignment regression (Ville)
- Add missing TC DP PHY lane stagger delay (Imre)
- Fix DSB + VRR usage for PTL+ (Ville)
- Improve robustness of display VT-d workarounds (Ville)
- Fix platforms for dbuf tracker state service programming (Ravi)
- Fix DMC wakelock support conditions (Gustavo)
- Amend DMC wakelock register ranges (Gustavo)
- Disable the Common Primary Timing Generator (CMTG) (Gustavo)
- Enable C20 PHY SSC (Suraj)
- Add workaround for DKL PHY DP mode write (Nemesa)
- Fix build warnings on clamp() usage (Guenter Roeck, Ankit)
- Fix error handling while adding a connector (Imre)
- Avoid full modeset at probe on vblank delay mismatches (Ville)
- Fix encoder HDMI check for HDCP line rekeying (Suraj)
- Fix HDCP repeater authentication during topology change (Suraj)
- Handle display PHY power state reset for power savings (Mika)
- Fix typos all over the place (Nitin)
- Update HDMI TMDS C20 parameters for various platforms (Dnyaneshwar)
- Guarantee a minimum hblank time for 128b/132b and 8b/10b MST (Arun, Imre)
- Do not hardcode LSPCON settle timeout (Giedrius Statkevičius)

Xe driver changes:
- Re-use display vmas when possible (Maarten)
- Remove double pageflip (Maarten)
- Enable DP tunneling (Imre)
- Separate i915 and xe tracepoints (Ville)

DRM core changes:
- Increase DPCD eDP display control CAP size to 5 bytes (Suraj)
- Add DPCD eDP version 1.5 definition (Suraj)
- Add timeout parameter to drm_lspcon_set_mode() (Giedrius Statkevičius)

Merges:
- Backmerge drm-next (Jani)

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/87h64j7b7n.fsf@intel.com

Author: airlied

MAINTAINERS

@@ -11635,7 +11635,7 @@ F:	drivers/gpio/gpio-tangier.c
 F:	drivers/gpio/gpio-tangier.h
 
 INTEL GVT-g DRIVERS (Intel GPU Virtualization)
-M:	Zhenyu Wang <zhenyuw@linux.intel.com>
+M:	Zhenyu Wang <zhenyuw.linux@gmail.com>
 M:	Zhi Wang <zhi.wang.linux@gmail.com>
 L:	intel-gvt-dev@lists.freedesktop.org
 L:	intel-gfx@lists.freedesktop.org

drivers/gpu/drm/display/drm_dp_dual_mode_helper.c

@@ -486,16 +486,16 @@ EXPORT_SYMBOL(drm_lspcon_get_mode);
  * @dev: &drm_device to use
  * @adapter: I2C-over-aux adapter
  * @mode: required mode of operation
+ * @time_out: LSPCON mode change settle timeout
  *
  * Returns:
  * 0 on success, -error on failure/timeout
  */
 int drm_lspcon_set_mode(const struct drm_device *dev, struct i2c_adapter *adapter,
-			enum drm_lspcon_mode mode)
+			enum drm_lspcon_mode mode, int time_out)
 {
 	u8 data = 0;
 	int ret;
-	int time_out = 200;
 	enum drm_lspcon_mode current_mode;
 
 	if (mode == DRM_LSPCON_MODE_PCON)

drivers/gpu/drm/i915/Makefile

@@ -231,6 +231,7 @@ i915-y += \
 	display/intel_bo.o \
 	display/intel_bw.o \
 	display/intel_cdclk.o \
+	display/intel_cmtg.o \
 	display/intel_color.o \
 	display/intel_combo_phy.o \
 	display/intel_connector.o \
@@ -346,6 +347,7 @@ i915-y += \
 	display/intel_pps.o \
 	display/intel_qp_tables.o \
 	display/intel_sdvo.o \
+	display/intel_snps_hdmi_pll.o \
 	display/intel_snps_phy.o \
 	display/intel_tv.o \
 	display/intel_vdsc.o \

drivers/gpu/drm/i915/display/dvo_ns2501.c

@@ -517,7 +517,7 @@ static enum drm_connector_status ns2501_detect(struct intel_dvo_device *dvo)
 	 * Even if not, the detection bit of the 2501 is unreliable as
 	 * it only works for some display types.
 	 * It is even more unreliable as the PLL must be active for
-	 * allowing reading from the chiop.
+	 * allowing reading from the chip.
 	 */
 	return connector_status_connected;
 }