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authorDapeng Mi <dapeng1.mi@linux.intel.com>2026-09-17 09:52:33 +0800
committerIngo Molnar <mingo@kernel.org>2026-09-22 11:37:46 +0200
commit0102c8c7fdfc4bd700971daff2b94470f4eafae4 (patch)
tree531306c2299f9a269f0a986e29f17ba972180104 /drivers/video/logo/logo.c
downloadlinux-stable-0102c8c7fdfc4bd700971daff2b94470f4eafae4.tar.gz
linux-stable-0102c8c7fdfc4bd700971daff2b94470f4eafae4.zip
perf/x86/intel: Rename DMR offcore_rsp attribute to offmodule_rspgrafted
DMR introduces Offmodule Response events in place of the legacy Offcore Response events, but it still exposes the inherited offcore_rsp PMU attribute for programming the corresponding MSR data. Rename the DMR PMU attribute to offmodule_rsp so the sysfs interface matches the underlying event name and avoids user & tooling confusion. Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Ingo Molnar <mingo@kernel.org> Link: https://patch.msgid.link/20260917015234.981153-12-dapeng1.mi@linux.intel.com
Diffstat (limited to 'drivers/video/logo/logo.c')
-rw-r--r--drivers/video/logo/logo.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/drivers/video/logo/logo.c b/drivers/video/logo/logo.c
new file mode 100644
index 000000000..91535f884
--- /dev/null
+++ b/drivers/video/logo/logo.c
@@ -0,0 +1,68 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+/*
+ * Linux logo to be displayed on boot
+ *
+ * Copyright (C) 1996 Larry Ewing (lewing@isc.tamu.edu)
+ * Copyright (C) 1996,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
+ * Copyright (C) 2001 Greg Banks <gnb@alphalink.com.au>
+ * Copyright (C) 2001 Jan-Benedict Glaw <jbglaw@lug-owl.de>
+ * Copyright (C) 2003 Geert Uytterhoeven <geert@linux-m68k.org>
+ */
+
+#include <linux/linux_logo.h>
+#include <linux/stddef.h>
+#include <linux/module.h>
+
+#ifdef CONFIG_M68K
+#include <asm/setup.h>
+#endif
+
+static bool nologo;
+module_param(nologo, bool, 0);
+MODULE_PARM_DESC(nologo, "Disables startup logo");
+
+/*
+ * Logos are located in the initdata, and will be freed in kernel_init.
+ * Use late_init to mark the logos as freed to prevent any further use.
+ */
+
+static bool logos_freed;
+
+static int __init fb_logo_late_init(void)
+{
+ logos_freed = true;
+ return 0;
+}
+
+late_initcall_sync(fb_logo_late_init);
+
+/* logo's are marked __initdata. Use __ref to tell
+ * modpost that it is intended that this function uses data
+ * marked __initdata.
+ */
+const struct linux_logo * __ref fb_find_logo(int depth)
+{
+ const struct linux_logo *logo = NULL;
+
+ if (nologo || logos_freed)
+ return NULL;
+
+#ifdef CONFIG_LOGO_LINUX_MONO
+ if (depth >= 1)
+ logo = &logo_linux_mono;
+#endif
+
+#ifdef CONFIG_LOGO_LINUX_VGA16
+ if (depth >= 4)
+ logo = &logo_linux_vga16;
+#endif
+
+#ifdef CONFIG_LOGO_LINUX_CLUT224
+ if (depth >= 8)
+ logo = &logo_linux_clut224;
+#endif
+
+ return logo;
+}
+EXPORT_SYMBOL_GPL(fb_find_logo);