rtl88x2CE_WiFi_linux add concurrent mode

hc

2024-09-20 cf4ce59b3b70238352c7f1729f0f7223214828ad

 kernel/arch/x86/um/asm/processor.h
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@@ -1,6 +1,7 @@
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 /* SPDX-License-Identifier: GPL-2.0 */
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 #ifndef __UM_PROCESSOR_H
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 #define __UM_PROCESSOR_H
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+#include <linux/time-internal.h>
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 /* include faultinfo structure */
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 #include <sysdep/faultinfo.h>
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@@ -21,12 +22,19 @@
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 #include <asm/user.h>
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 /* REP NOP (PAUSE) is a good thing to insert into busy-wait loops. */
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-static inline void rep_nop(void)
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+static __always_inline void rep_nop(void)
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 {
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 	__asm__ __volatile__("rep;nop": : :"memory");
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 }
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-#define cpu_relax()		rep_nop()
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+static __always_inline void cpu_relax(void)
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+{
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+	if (time_travel_mode == TT_MODE_INFCPU ||
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+	    time_travel_mode == TT_MODE_EXTERNAL)
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+		time_travel_ndelay(1);
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+	else
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+		rep_nop();
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+}
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 #define task_pt_regs(t) (&(t)->thread.regs)
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