Re: [PATCH 3/4] spi: bcm-mspi: Make BCMA optional to support non-BCMA chips

From: RafaÅ MiÅecki
Date: Mon Apr 06 2015 - 06:27:04 EST


On 3 April 2015 at 15:38, Andy Shevchenko <andy.shevchenko@xxxxxxxxx> wrote:
> On Thu, Apr 2, 2015 at 10:23 PM, Jonathan Richardson
> <jonathar@xxxxxxxxxxxx> wrote:
>> The Broadcom MSPI controller is used on various chips. The driver only
>> supported BCM53xx chips with BCMA (an AMBA bus variant). The driver is
>> refactored to make BCMA optional and provides a new config for non BCMA
>> systems.
>
>> struct bcm_mspi {
>> + #ifdef CONFIG_SPI_BCMA_MSPI
>> struct bcma_device *core;
>> - struct spi_master *master;
>> + #endif
>>
>> + void __iomem *base;
>> + struct spi_master *master;
>> size_t read_offset;
>
>> + void (*mspi_write)(struct bcm_mspi *mspi, u16 offset, u32 value);
>> + u32 (*mspi_read)(struct bcm_mspi *mspi, u16 offset);
>> +};
>
> To avoid ugly ifdefs I think better to split driver to core part and
> the actual driver part, at the end you will have something like
> mspi-core.c mspi-53xx.c mspi-whatever.c. Check for example spi-dw*.c

I also believe we usually (always?) don't align any #if-s (no indent/tabs).

--
RafaÅ
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