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clk: mediatek: clk-gate: Shrink by adding clockgating bit check helper 

Add a clockgating bit check helper and use it in functions
mtk_cg_bit_is_cleared(), mtk_cg_bit_is_set() to shrink the
file size.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20220103143712.46675-1-angelogioacchino.delregno@collabora.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
AngeloGioacchino Del Regno 2022-01-03 15:37:11 +01:00 committed by Stephen Boyd
parent fa55b7dcdc
commit 4233463866
1 changed files with 7 additions and 11 deletions
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18
drivers/clk/mediatek/clk-gate.c
View File

@ -16,28 +16,24 @@
#include "clk-mtk.h"
#include "clk-gate.h"
static int mtk_cg_bit_is_cleared(struct clk_hw *hw)
static u32 mtk_get_clockgating(struct clk_hw *hw)
{
struct mtk_clk_gate *cg = to_mtk_clk_gate(hw);
u32 val;
regmap_read(cg->regmap, cg->sta_ofs, &val);
val &= BIT(cg->bit);
return val & BIT(cg->bit);
}
return val == 0;
static int mtk_cg_bit_is_cleared(struct clk_hw *hw)
{
return mtk_get_clockgating(hw) == 0;
}
static int mtk_cg_bit_is_set(struct clk_hw *hw)
{
struct mtk_clk_gate *cg = to_mtk_clk_gate(hw);
u32 val;
regmap_read(cg->regmap, cg->sta_ofs, &val);
val &= BIT(cg->bit);
return val != 0;
return mtk_get_clockgating(hw) != 0;
}
static void mtk_cg_set_bit(struct clk_hw *hw)