Thread (34 messages) 34 messages, 6 authors, 2014-01-17

[PATCH v4 02/15] clk: Allow drivers to pass in a regmap

From: Stephen Boyd <hidden>
Date: 2014-01-14 02:25:22
Also in: linux-arm-msm, lkml

On 01/09/14 23:05, Stephen Boyd wrote:
It feels another key point is being missed though. The regmap
pointer and the enable_reg/enable_mask is embedded in clk_hw to
allow the same code to be used by different types of surrounding
structs. Each struct: clk_pll, clk_rcg, and clk_branch in this
series use the regmap interface to enable/disable the clock and
they can easily do so by passing something that's always
available from struct clk_hw (be it via a wrapper struct, private
data member, or addition of new fields to clk_hw). If the regmap
members move into each specific type of clock we can't just pass
a single pointer to the enable/disable regmap functions anymore.
This is the reason why I suggested a driver data pointer or
container struct so that everything regmap related is contained
within one type.
Any thoughts?

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