The following commit has been merged into the x86/urgent branch of tip:

Commit-ID:     d0ebf4c7eb91fe73981d5250b50e9d22db8fb946
Gitweb:        
https://git.kernel.org/tip/d0ebf4c7eb91fe73981d5250b50e9d22db8fb946
Author:        Dr. David Alan Gilbert <li...@treblig.org>
AuthorDate:    Wed, 25 Dec 2024 17:50:10 
Committer:     Ingo Molnar <mi...@kernel.org>
CommitterDate: Tue, 01 Apr 2025 20:31:39 +02:00

x86/platform/iosf_mbi: Remove unused 
iosf_mbi_unregister_pmic_bus_access_notifier()

The last use of iosf_mbi_unregister_pmic_bus_access_notifier() was
removed in 2017 by:

  a5266db4d314 ("drm/i915: Acquire PUNIT->PMIC bus for 
intel_uncore_forcewake_reset()")

Remove it.

(Note that the '_unlocked' version is still used.)

Signed-off-by: Dr. David Alan Gilbert <li...@treblig.org>
Signed-off-by: Ingo Molnar <mi...@kernel.org>
Cc: Jani Nikula <jani.nik...@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahti...@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.v...@intel.com>
Cc: Tvrtko Ursulin <tursu...@ursulin.net>
Cc: David Airlie <airl...@gmail.com>
Cc: Simona Vetter <sim...@ffwll.ch>
Cc: intel-...@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org
Link: https://lore.kernel.org/r/20241225175010.91783-1-li...@treblig.org
---
 arch/x86/include/asm/iosf_mbi.h      |  7 -------
 arch/x86/platform/intel/iosf_mbi.c   | 13 -------------
 drivers/gpu/drm/i915/i915_iosf_mbi.h |  6 ------
 3 files changed, 26 deletions(-)

diff --git a/arch/x86/include/asm/iosf_mbi.h b/arch/x86/include/asm/iosf_mbi.h
index af7541c..8ace655 100644
--- a/arch/x86/include/asm/iosf_mbi.h
+++ b/arch/x86/include/asm/iosf_mbi.h
@@ -168,13 +168,6 @@ void iosf_mbi_unblock_punit_i2c_access(void);
 int iosf_mbi_register_pmic_bus_access_notifier(struct notifier_block *nb);
 
 /**
- * iosf_mbi_register_pmic_bus_access_notifier - Unregister PMIC bus notifier
- *
- * @nb: notifier_block to unregister
- */
-int iosf_mbi_unregister_pmic_bus_access_notifier(struct notifier_block *nb);
-
-/**
  * iosf_mbi_unregister_pmic_bus_access_notifier_unlocked - Unregister PMIC bus
  *                                                         notifier, unlocked
  *
diff --git a/arch/x86/platform/intel/iosf_mbi.c 
b/arch/x86/platform/intel/iosf_mbi.c
index c81cea2..40ae94d 100644
--- a/arch/x86/platform/intel/iosf_mbi.c
+++ b/arch/x86/platform/intel/iosf_mbi.c
@@ -422,19 +422,6 @@ int iosf_mbi_unregister_pmic_bus_access_notifier_unlocked(
 }
 EXPORT_SYMBOL(iosf_mbi_unregister_pmic_bus_access_notifier_unlocked);
 
-int iosf_mbi_unregister_pmic_bus_access_notifier(struct notifier_block *nb)
-{
-       int ret;
-
-       /* Wait for the bus to go inactive before unregistering */
-       iosf_mbi_punit_acquire();
-       ret = iosf_mbi_unregister_pmic_bus_access_notifier_unlocked(nb);
-       iosf_mbi_punit_release();
-
-       return ret;
-}
-EXPORT_SYMBOL(iosf_mbi_unregister_pmic_bus_access_notifier);
-
 void iosf_mbi_assert_punit_acquired(void)
 {
        WARN_ON(iosf_mbi_pmic_punit_access_count == 0);
diff --git a/drivers/gpu/drm/i915/i915_iosf_mbi.h 
b/drivers/gpu/drm/i915/i915_iosf_mbi.h
index 8f81b76..317075d 100644
--- a/drivers/gpu/drm/i915/i915_iosf_mbi.h
+++ b/drivers/gpu/drm/i915/i915_iosf_mbi.h
@@ -31,12 +31,6 @@ iosf_mbi_unregister_pmic_bus_access_notifier_unlocked(struct 
notifier_block *nb)
 {
        return 0;
 }
-
-static inline
-int iosf_mbi_unregister_pmic_bus_access_notifier(struct notifier_block *nb)
-{
-       return 0;
-}
 #endif
 
 #endif /* __I915_IOSF_MBI_H__ */

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