linux-kernel - [PATCH v1] clk: Export __clk

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Message-Id: <20200722023230.10826-1-zhangqing@rock-chips.com>
Date:   Wed, 22 Jul 2020 10:32:30 +0800
From:   Elaine Zhang <zhangqing@...k-chips.com>
To:     heiko@...ech.de
Cc:     mturquette@...libre.com, sboyd@...nel.org,
        linux-clk@...r.kernel.org, linux-rockchip@...ts.infradead.org,
        linux-kernel@...r.kernel.org, xxx@...k-chips.com,
        xf@...k-chips.com, huangtao@...k-chips.com,
        kever.yang@...k-chips.com, Elaine Zhang <zhangqing@...k-chips.com>
Subject: [PATCH v1] clk: Export __clk_lookup()

Export __clk_lookup() to support user built as module.

ERROR:
drivers/clk/rockchip/clk.ko: In function
`rockchip_clk_protect_critical':
drivers/clk/rockchip/clk.c:741:
undefined reference to `__clk_lookup'

Signed-off-by: Elaine Zhang <zhangqing@...k-chips.com>
---
 drivers/clk/clk.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index 3f588ed06ce3..600284fbb257 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -618,6 +618,7 @@ struct clk *__clk_lookup(const char *name)
 
 	return !core ? NULL : core->hw->clk;
 }
+EXPORT_SYMBOL_GPL(__clk_lookup);
 
 static void clk_core_get_boundaries(struct clk_core *core,
 				    unsigned long *min_rate,
-- 
2.17.1