Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 2bedbdf4 authored by Catalin Marinas's avatar Catalin Marinas
Browse files

Add HWCAP_NEON to the ARM hwcap.h file 



Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 4369ae16

arch/arm/include/asm/hwcap.h

+1 −0
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ 
#define HWCAP_IWMMXT	512

#define HWCAP_CRUNCH	1024

#define HWCAP_THUMBEE	2048

#define HWCAP_NEON	4096



#if defined(__KERNEL__) && !defined(__ASSEMBLY__)

/*

arch/arm/kernel/setup.c

+1 −0
Original line number Diff line number Diff line
@@ -773,6 +773,7 @@ static const char *hwcap_str[] = { 
	"iwmmxt",

	"crunch",

	"thumbee",

	"neon",

	NULL

};

arch/arm/vfp/vfpmodule.c

+9 −0
Original line number Diff line number Diff line
@@ -371,6 +371,15 @@ static int __init vfp_init(void) 
		 * in place; report VFP support to userspace.

		 */

		elf_hwcap |= HWCAP_VFP;

#ifdef CONFIG_NEON

		/*

		 * Check for the presence of the Advanced SIMD

		 * load/store instructions, integer and single

		 * precision floating point operations.

		 */

		if ((fmrx(MVFR1) & 0x000fff00) == 0x00011100)

			elf_hwcap |= HWCAP_NEON;

#endif

	}

	return 0;

}