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From: Sascha Hauer <s.hauer@pengutronix.de>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 04/23] include: io.h: provide (in|out)_(le|be)(16|32) helpers for all archs
Date: Tue, 12 May 2020 09:11:14 +0200	[thread overview]
Message-ID: <20200512071114.GX5877@pengutronix.de> (raw)
In-Reply-To: <20200511072140.29610-5-a.fatoum@pengutronix.de>

On Mon, May 11, 2020 at 09:21:21AM +0200, Ahmad Fatoum wrote:
> These U-Boot style bitwise operations macros will be needed for
> COMPILE_TEST-compiled drivers on platforms except for ARM. Add fallback
> definitions there, based on the ARM ones.
> 
> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
> ---
>  include/asm-generic/io.h | 138 +++++++++++++++++++++++++++++++++++++++
>  1 file changed, 138 insertions(+)
> 
> diff --git a/include/asm-generic/io.h b/include/asm-generic/io.h
> index 76e6d0dc1112..84bf0064d8b8 100644
> --- a/include/asm-generic/io.h
> +++ b/include/asm-generic/io.h
> @@ -424,4 +424,142 @@ static inline void iowrite64be(u64 value, volatile void __iomem *addr)
>  #define IOMEM(addr)	((void __force __iomem *)(addr))
>  #endif
>  
> +/*
> + * Clear and set bits in one shot. These macros can be used to clear and
> + * set multiple bits in a register using a single call. These macros can
> + * also be used to set a multiple-bit bit pattern using a mask, by
> + * specifying the mask in the 'clear' parameter and the new bit pattern
> + * in the 'set' parameter.
> + */
> +
> +#ifndef out_arch
> +#define out_arch(type,endian,a,v)	__raw_write##type(cpu_to_##endian(v),a)
> +#endif

Better add these to a separate file in case we want to sync io.h with
Linux?

Sascha

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  reply	other threads:[~2020-05-12  7:11 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-11  7:21 [PATCH 00/23] sandbox: support COMPILE_TESTing drivers Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 01/23] scripts: import Linux Kconfig.include Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 02/23] sandbox: define CONFIG_64BIT as appropriate Ahmad Fatoum
2020-05-11 10:00   ` Roland Hieber
2020-05-12  7:14     ` Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 03/23] sandbox: asm: bitsperlong.h: detect bitness according to 64BIT symbol Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 04/23] include: io.h: provide (in|out)_(le|be)(16|32) helpers for all archs Ahmad Fatoum
2020-05-12  7:11   ` Sascha Hauer [this message]
2020-05-12  7:13     ` Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 05/23] ARM: asm/io.h: fall back to asm-generic out_be32 and friends Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 06/23] clocksource: arm_global_timer.c: remove unused asm/ header Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 07/23] mtd: nand: orion: depend on ARM Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 08/23] ddr: fsl: " Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 09/23] net: fec_imx: depend on HAS_DMA Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 10/23] net: macb: " Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 11/23] sandbox: implement stub physical virtual translation Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 12/23] sandbox: asm: implement stub DMA functions Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 13/23] sandbox: select HAS_DMA Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 14/23] ARM: atomic.h: move generic implementation to asm-generic Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 15/23] sandbox: asm: implement <asm/atomic.h> Ahmad Fatoum
2020-05-12  7:26   ` Sascha Hauer
2020-05-11  7:21 ` [PATCH 16/23] sandbox: support forcing 32-bit x86 Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 17/23] usb: xhci-hcd: remove unused #include <asm/cache.h> Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 18/23] usb: xhci-hcd: replace opencoded non-atomic 64-bit MMIO with lo_hi helper Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 19/23] include: bitops: fix dead increment in fls() and ffs() Ahmad Fatoum
2020-05-12  7:31   ` Sascha Hauer
2020-05-11  7:21 ` [PATCH 20/23] commands: tftp: drop unused variable Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 21/23] commands: test: drop dead assignment Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 22/23] sandbox: os: add_image: fix memory leak Ahmad Fatoum
2020-05-11  7:21 ` [PATCH 23/23] mtd: nand: base: fix use of uninitialized struct member Ahmad Fatoum

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