On Mon, Dec 14, 2015 at 03:14:34PM +0800, Xiubo Li wrote:
> static int regcache_flat_write(struct regmap *map, unsigned int reg,
> unsigned int value)
> {
> + unsigned int index = reg / map->reg_stride;
So, this does save some memory. On the other hand one of
On Mon, Dec 14, 2015 at 03:14:34PM +0800, Xiubo Li wrote:
> static int regcache_flat_write(struct regmap *map, unsigned int reg,
> unsigned int value)
> {
> + unsigned int index = reg / map->reg_stride;
So, this does save some memory. On the other hand one of
Throughout the regcache-flat code, for the flat cache array, the
actual register address offsets are used to index the values, and
this will waste some memory spaces.
For example, on 64-BIT platform, device A has three registers:
register offsets: {0x00, 0x08, 0x10}
max_register: 0x10
Throughout the regcache-flat code, for the flat cache array, the
actual register address offsets are used to index the values, and
this will waste some memory spaces.
For example, on 64-BIT platform, device A has three registers:
register offsets: {0x00, 0x08, 0x10}
max_register: 0x10
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