From: Jani Nikula Date: Fri, 11 Apr 2025 09:54:13 +0000 (+0300) Subject: drm/i915/pch: move PCH detection to intel_display_driver_early_probe() X-Git-Tag: v6.16-rc1~144^2~12^2~101 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3090ea0344dad526186235cf540dcbaf1c353f11;p=thirdparty%2Flinux.git drm/i915/pch: move PCH detection to intel_display_driver_early_probe() Make PCH detection part of display. For now, call it also for !HAS_DISPLAY() to avoid functional changes here. Reviewed-by: Lucas De Marchi Link: https://lore.kernel.org/r/de70b35b170c9a74edddb497a209eb10427b77de.1744364975.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/gpu/drm/i915/display/intel_display_driver.c index efee8925987e5..e4192f6cb0c75 100644 --- a/drivers/gpu/drm/i915/display/intel_display_driver.c +++ b/drivers/gpu/drm/i915/display/intel_display_driver.c @@ -180,6 +180,9 @@ static void intel_plane_possible_crtcs_init(struct intel_display *display) void intel_display_driver_early_probe(struct intel_display *display) { + /* This must be called before any calls to HAS_PCH_* */ + intel_pch_detect(display); + if (!HAS_DISPLAY(display)) return; diff --git a/drivers/gpu/drm/i915/display/intel_pch.c b/drivers/gpu/drm/i915/display/intel_pch.c index e63480dd01fe9..c5045d2527b44 100644 --- a/drivers/gpu/drm/i915/display/intel_pch.c +++ b/drivers/gpu/drm/i915/display/intel_pch.c @@ -250,7 +250,7 @@ intel_virt_detect_pch(const struct intel_display *display, *pch_id = id; } -void intel_detect_pch(struct intel_display *display) +void intel_pch_detect(struct intel_display *display) { struct pci_dev *pch = NULL; unsigned short id; diff --git a/drivers/gpu/drm/i915/display/intel_pch.h b/drivers/gpu/drm/i915/display/intel_pch.h index b2b309a9fe6b8..cf4dab1b98bf0 100644 --- a/drivers/gpu/drm/i915/display/intel_pch.h +++ b/drivers/gpu/drm/i915/display/intel_pch.h @@ -53,6 +53,6 @@ enum intel_pch { #define HAS_PCH_NOP(display) (INTEL_PCH_TYPE(display) == PCH_NOP) #define HAS_PCH_SPLIT(display) (INTEL_PCH_TYPE(display) != PCH_NONE) -void intel_detect_pch(struct intel_display *display); +void intel_pch_detect(struct intel_display *display); #endif /* __INTEL_PCH__ */ diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index 787a9864c687e..97ff9855b5de0 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -263,9 +263,6 @@ static int i915_driver_early_probe(struct drm_i915_private *dev_priv) i915_gem_init_early(dev_priv); - /* This must be called before any calls to HAS_PCH_* */ - intel_detect_pch(display); - intel_irq_init(dev_priv); intel_display_driver_early_probe(display); intel_clock_gating_hooks_init(dev_priv); diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index 5d137356a5875..762f5c423faf2 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -133,9 +133,6 @@ int xe_display_init_early(struct xe_device *xe) /* Fake uncore lock */ spin_lock_init(&xe->uncore.lock); - /* This must be called before any calls to HAS_PCH_* */ - intel_detect_pch(display); - intel_display_driver_early_probe(display); /* Early display init.. */