summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/i915/i915_iosf_mbi.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/gpu/drm/i915/i915_iosf_mbi.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_iosf_mbi.h')
-rw-r--r--drivers/gpu/drm/i915/i915_iosf_mbi.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_iosf_mbi.h b/drivers/gpu/drm/i915/i915_iosf_mbi.h
new file mode 100644
index 000000000..8f81b7603
--- /dev/null
+++ b/drivers/gpu/drm/i915/i915_iosf_mbi.h
@@ -0,0 +1,42 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2021 Intel Corporation
+ */
+
+#ifndef __I915_IOSF_MBI_H__
+#define __I915_IOSF_MBI_H__
+
+#if IS_ENABLED(CONFIG_IOSF_MBI)
+#include <asm/iosf_mbi.h>
+#else
+
+/* Stubs to compile for all non-x86 archs */
+#define MBI_PMIC_BUS_ACCESS_BEGIN 1
+#define MBI_PMIC_BUS_ACCESS_END 2
+
+struct notifier_block;
+
+static inline void iosf_mbi_punit_acquire(void) {}
+static inline void iosf_mbi_punit_release(void) {}
+static inline void iosf_mbi_assert_punit_acquired(void) {}
+
+static inline
+int iosf_mbi_register_pmic_bus_access_notifier(struct notifier_block *nb)
+{
+ return 0;
+}
+
+static inline int
+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__ */