Commit f01dbd73 authored by Michael Ellerman's avatar Michael Ellerman
Browse files

powerpc/fsl: Modernise mt/mfpmr 



With the addition of the machine directives, these are no longer simple
1-2 liner macros. So modernise them to be static inlines and use named
asm parameters.

Acked-by: default avatarSegher Boessenkool <segher@kernel.crashing.org>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20240229122521.762431-4-mpe@ellerman.id.au
parent 5f491356

arch/powerpc/include/asm/reg_fsl_emb.h

+21 −11
Original line number Diff line number Diff line
@@ -11,17 +11,27 @@ 


#ifndef __ASSEMBLY__

/* Performance Monitor Registers */

#define mfpmr(rn)	({unsigned int rval; \

			asm volatile(".machine push; " \

				     ".machine e300; " \

				     "mfpmr %0," __stringify(rn) ";" \

				     ".machine pop; " \

				     : "=r" (rval)); rval;})

#define mtpmr(rn, v)	asm volatile(".machine push; " \

				     ".machine e300; " \

				     "mtpmr " __stringify(rn) ",%0; " \

				     ".machine pop; " \

				     : : "r" (v))

static inline unsigned int mfpmr(unsigned int rn)

{

	unsigned int rval;



	asm (".machine push; "

	     ".machine e300; "

	     "mfpmr %[rval], %[rn];"

	     ".machine pop;"

	     : [rval] "=r" (rval) : [rn] "i" (rn));



	return rval;

}



static inline void mtpmr(unsigned int rn, unsigned int val)

{

	asm (".machine push; "

	     ".machine e300; "

	     "mtpmr %[rn], %[val];"

	     ".machine pop;"

	     : [val] "=r" (val) : [rn] "i" (rn));

}

#endif /* __ASSEMBLY__ */



/* Freescale Book E Performance Monitor APU Registers */