From 300796cad22153f63295a682b9f56f75e6227371 Mon Sep 17 00:00:00 2001 From: Chun-Jie Chen Date: Tue, 14 Sep 2021 10:16:13 +0800 Subject: [PATCH] clk: mediatek: Add API for clock resource recycle In order to avoid resource leak when fail clock registration appears, so adds the common interface to handle it. Signed-off-by: Chun-Jie Chen Reviewed-by: Chen-Yu Tsai Link: https://lore.kernel.org/r/20210914021633.26377-5-chun-jie.chen@mediatek.com Signed-off-by: Stephen Boyd --- drivers/clk/mediatek/clk-mtk.c | 9 +++++++++ drivers/clk/mediatek/clk-mtk.h | 1 + 2 files changed, 10 insertions(+) diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c index 4b6096c44d74..c3d385c0cfcb 100644 --- a/drivers/clk/mediatek/clk-mtk.c +++ b/drivers/clk/mediatek/clk-mtk.c @@ -43,6 +43,15 @@ err_out: return NULL; } +void mtk_free_clk_data(struct clk_onecell_data *clk_data) +{ + if (!clk_data) + return; + + kfree(clk_data->clks); + kfree(clk_data); +} + void mtk_clk_register_fixed_clks(const struct mtk_fixed_clk *clks, int num, struct clk_onecell_data *clk_data) { diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h index 7de41c3b3206..0ff289d93452 100644 --- a/drivers/clk/mediatek/clk-mtk.h +++ b/drivers/clk/mediatek/clk-mtk.h @@ -202,6 +202,7 @@ void mtk_clk_register_dividers(const struct mtk_clk_divider *mcds, struct clk_onecell_data *clk_data); struct clk_onecell_data *mtk_alloc_clk_data(unsigned int clk_num); +void mtk_free_clk_data(struct clk_onecell_data *clk_data); #define HAVE_RST_BAR BIT(0) #define PLL_AO BIT(1) -- 2.11.0