From: Maarten Lankhorst <dev@lankhorst.se>
To: intel-xe@lists.freedesktop.org
Cc: intel-gfx@lists.freedesktop.org
Subject: [i915-rt v2 11/16] PREEMPT_RT injection
Date: Tue, 16 Dec 2025 10:22:38 +0100 [thread overview]
Message-ID: <20251216092226.1777909-29-dev@lankhorst.se> (raw)
In-Reply-To: <20251216092226.1777909-18-dev@lankhorst.se>
Signed-off-by: Maarten Lankhorst <dev@lankhorst.se>
---
drivers/gpu/drm/i915/Kconfig.debug | 15 ---------------
drivers/gpu/drm/xe/Kconfig.debug | 5 +++++
kernel/Kconfig.preempt | 4 ++--
3 files changed, 7 insertions(+), 17 deletions(-)
diff --git a/drivers/gpu/drm/i915/Kconfig.debug b/drivers/gpu/drm/i915/Kconfig.debug
index 3562a02ef7adc..0ab10ff41e38d 100644
--- a/drivers/gpu/drm/i915/Kconfig.debug
+++ b/drivers/gpu/drm/i915/Kconfig.debug
@@ -233,21 +233,6 @@ config DRM_I915_LOW_LEVEL_TRACEPOINTS
If in doubt, say "N".
-config DRM_I915_DEBUG_VBLANK_EVADE
- bool "Enable extra debug warnings for vblank evasion"
- depends on DRM_I915
- default n
- help
- Choose this option to turn on extra debug warnings for the
- vblank evade mechanism. This gives a warning every time the
- the deadline allotted for the vblank evade critical section
- is exceeded, even if there isn't an actual risk of missing
- the vblank.
-
- Recommended for driver developers only.
-
- If in doubt, say "N".
-
config DRM_I915_DEBUG_RUNTIME_PM
bool "Enable extra state checking for runtime PM"
depends on DRM_I915
diff --git a/drivers/gpu/drm/xe/Kconfig.debug b/drivers/gpu/drm/xe/Kconfig.debug
index 01227c77f6d70..1d5f11c6e88f3 100644
--- a/drivers/gpu/drm/xe/Kconfig.debug
+++ b/drivers/gpu/drm/xe/Kconfig.debug
@@ -30,6 +30,11 @@ config DRM_XE_DEBUG
If in doubt, say "N".
+config DRM_I915_DEBUG_VBLANK_EVADE
+ def_bool y
+ depends on DRM_XE
+
+
config DRM_XE_DEBUG_VM
bool "Enable extra VM debugging info"
default n
diff --git a/kernel/Kconfig.preempt b/kernel/Kconfig.preempt
index da326800c1c9b..68a6d42c55abe 100644
--- a/kernel/Kconfig.preempt
+++ b/kernel/Kconfig.preempt
@@ -87,9 +87,9 @@ config PREEMPT_LAZY
endchoice
config PREEMPT_RT
- bool "Fully Preemptible Kernel (Real-Time)"
- depends on EXPERT && ARCH_SUPPORTS_RT && !COMPILE_TEST
+ def_bool y
select PREEMPTION
+ depends on ARCH_SUPPORTS_RT
help
This option turns the kernel into a real-time kernel by replacing
various locking primitives (spinlocks, rwlocks, etc.) with
--
2.51.0
next prev parent reply other threads:[~2025-12-16 9:22 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-16 9:22 [i915-rt v2 00/16] drm/i915/display: All patches to make PREEMPT_RT work on i915 + xe Maarten Lankhorst
2025-12-16 9:22 ` [i915-rt v2 01/16] drm/i915/display: Fix intel_lpe_audio_irq_handler for PREEMPT-RT Maarten Lankhorst
2025-12-16 9:22 ` [i915-rt v2 02/16] drm/i915/display: Make get_vblank_counter use intel_de_read_fw() Maarten Lankhorst
2025-12-16 9:22 ` [i915-rt v2 03/16] drm/i915/display: Use intel_de_write_fw in intel_pipe_fastset Maarten Lankhorst
2025-12-16 9:22 ` [i915-rt v2 04/16] drm/i915/display: Make set_pipeconf use the fw variants Maarten Lankhorst
2025-12-16 9:22 ` [i915-rt v2 05/16] drm/i915/display: Move vblank put until after critical section Maarten Lankhorst
2025-12-16 9:22 ` [i915-rt v2 06/16] drm/i915/display: Remove locking from intel_vblank_evade " Maarten Lankhorst
2025-12-16 20:15 ` [i915-rt v2.1] " Maarten Lankhorst
2025-12-22 18:14 ` [i915-rt v2 06/16] " kernel test robot
2025-12-16 9:22 ` [i915-rt v2 07/16] drm/i915/display: Handle vlv dsi workaround in scanline_in_safe_range too Maarten Lankhorst
2025-12-16 9:22 ` [i915-rt v2 08/16] drm/i915/display: Make icl_dsi_frame_update use _fw too Maarten Lankhorst
2025-12-16 9:22 ` [i915-rt v2 09/16] drm/i915/display: Enable interrupts earlier on PREEMPT_RT Maarten Lankhorst
2025-12-16 9:22 ` [i915-rt v2 10/16] drm/i915: Use preempt_disable/enable_rt() where recommended Maarten Lankhorst
2025-12-16 9:22 ` Maarten Lankhorst [this message]
2025-12-16 9:22 ` [i915-rt v2 12/16] drm/i915/display: Use intel_de_read_fw in colorops Maarten Lankhorst
2025-12-16 9:22 ` [i915-rt v2 13/16] drm/i915/gt: Use spin_lock_irq() instead of local_irq_disable() + spin_lock() Maarten Lankhorst
2025-12-16 9:22 ` [i915-rt v2 14/16] drm/i915: Drop the irqs_disabled() check Maarten Lankhorst
2025-12-16 9:22 ` [i915-rt v2 15/16] drm/i915/guc: Consider also RCU depth in busy loop Maarten Lankhorst
2025-12-16 9:22 ` [i915-rt v2 16/16] Revert "drm/i915: Depend on !PREEMPT_RT." Maarten Lankhorst
2025-12-16 13:51 ` ✗ CI.checkpatch: warning for drm/i915/display: All patches to make PREEMPT_RT work on i915 + xe. (rev2) Patchwork
2025-12-16 13:52 ` ✓ CI.KUnit: success " Patchwork
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