Messages in this thread | | | Date | Tue, 30 Jun 2015 23:53:19 +0200 | From | Alexandre Belloni <> | Subject | Re: [PATCH v3 2/4] tty/serial: at91: fix some macro definitions to fit coding style |
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On 30/06/2015 at 22:28:42 +0200, Arnd Bergmann wrote : > On Tuesday 30 June 2015 16:05:15 Cyrille Pitchen wrote: > > +#define UART_PUT_CR(port, v) __raw_writel(v, (port)->membase + ATMEL_US_CR) > > +#define UART_GET_MR(port) __raw_readl((port)->membase + ATMEL_US_MR) > > +#define UART_PUT_MR(port, v) __raw_writel(v, (port)->membase + ATMEL_US_MR) > > +#define UART_PUT_IER(port, v) __raw_writel(v, (port)->membase + ATMEL_US_IER) > > > > How about removing these macros entirely? I'm not aware of other drivers > doing it like this, and it does not seem to add any value? > > At the same time, you could use readl_relaxed() to make the driver > endian-safe. >
I think using readl_relaxed() would break avr32.
-- Alexandre Belloni, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com
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