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From:   Abel Vesa <abel.vesa@nxp.com>
To:     Stephen Boyd <sboyd@kernel.org>, Shawn Guo <shawnguo@kernel.org>,
        Fabio Estevam <fabio.estevam@nxp.com>,
        Aisheng Dong <aisheng.dong@nxp.com>,
        Lucas Stach <l.stach@pengutronix.de>,
        Sascha Hauer <kernel@pengutronix.de>
CC:     "linux-clk@vger.kernel.org" <linux-clk@vger.kernel.org>,
        "linux-arm-kernel@lists.infradead.org" 
        <linux-arm-kernel@lists.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Abel Vesa <abel.vesa@nxp.com>
Subject: [RFC 05/19] clk: imx: clk-busy: Switch to clk_hw based API
Thread-Topic: [RFC 05/19] clk: imx: clk-busy: Switch to clk_hw based API
Thread-Index: AQHU4MUZ2DSWHdnM7E6B7Au7JegLMg==
Date:   Fri, 22 Mar 2019 15:37:04 +0000
Message-ID: <1553269010-15591-6-git-send-email-abel.vesa@nxp.com>
References: <1553269010-15591-1-git-send-email-abel.vesa@nxp.com>
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Switch all the clk_busy clock registering functions
to clk_hw based API.

Signed-off-by: Abel Vesa <abel.vesa@nxp.com>
---
 drivers/clk/imx/clk-busy.c | 30 ++++++++++++++++++++----------
 drivers/clk/imx/clk.h      | 11 +++++++++--
 2 files changed, 29 insertions(+), 12 deletions(-)

diff --git a/drivers/clk/imx/clk-busy.c b/drivers/clk/imx/clk-busy.c
index e695622..51f75500 100644
--- a/drivers/clk/imx/clk-busy.c
+++ b/drivers/clk/imx/clk-busy.c
@@ -78,13 +78,14 @@ static const struct clk_ops clk_busy_divider_ops =3D {
 	.set_rate =3D clk_busy_divider_set_rate,
 };
=20
-struct clk *imx_clk_busy_divider(const char *name, const char *parent_name=
,
+struct clk_hw *imx_clk_hw_busy_divider(const char *name, const char *paren=
t_name,
 				 void __iomem *reg, u8 shift, u8 width,
 				 void __iomem *busy_reg, u8 busy_shift)
 {
 	struct clk_busy_divider *busy;
-	struct clk *clk;
+	struct clk_hw *hw;
 	struct clk_init_data init;
+	int ret;
=20
 	busy =3D kzalloc(sizeof(*busy), GFP_KERNEL);
 	if (!busy)
@@ -107,11 +108,15 @@ struct clk *imx_clk_busy_divider(const char *name, co=
nst char *parent_name,
=20
 	busy->div.hw.init =3D &init;
=20
-	clk =3D clk_register(NULL, &busy->div.hw);
-	if (IS_ERR(clk))
+	hw =3D &busy->div.hw;
+
+	ret =3D clk_hw_register(NULL, hw);
+	if (ret) {
 		kfree(busy);
+		return ERR_PTR(ret);
+	}
=20
-	return clk;
+	return hw;
 }
=20
 struct clk_busy_mux {
@@ -152,13 +157,14 @@ static const struct clk_ops clk_busy_mux_ops =3D {
 	.set_parent =3D clk_busy_mux_set_parent,
 };
=20
-struct clk *imx_clk_busy_mux(const char *name, void __iomem *reg, u8 shift=
,
+struct clk_hw *imx_clk_hw_busy_mux(const char *name, void __iomem *reg, u8=
 shift,
 			     u8 width, void __iomem *busy_reg, u8 busy_shift,
 			     const char * const *parent_names, int num_parents)
 {
 	struct clk_busy_mux *busy;
-	struct clk *clk;
+	struct clk_hw *hw;
 	struct clk_init_data init;
+	int ret;
=20
 	busy =3D kzalloc(sizeof(*busy), GFP_KERNEL);
 	if (!busy)
@@ -181,9 +187,13 @@ struct clk *imx_clk_busy_mux(const char *name, void __=
iomem *reg, u8 shift,
=20
 	busy->mux.hw.init =3D &init;
=20
-	clk =3D clk_register(NULL, &busy->mux.hw);
-	if (IS_ERR(clk))
+	hw =3D &busy->mux.hw;
+
+	ret =3D clk_hw_register(NULL, hw);
+	if (ret) {
 		kfree(busy);
+		return ERR_PTR(ret);
+	}
=20
-	return clk;
+	return hw;
 }
diff --git a/drivers/clk/imx/clk.h b/drivers/clk/imx/clk.h
index e78519c..69b2a13 100644
--- a/drivers/clk/imx/clk.h
+++ b/drivers/clk/imx/clk.h
@@ -10,6 +10,7 @@ extern spinlock_t imx_ccm_lock;
 void imx_check_clocks(struct clk *clks[], unsigned int count);
 void imx_check_clk_hws(struct clk_hw *clks[], unsigned int count);
 void imx_register_uart_clocks(struct clk ** const clks[]);
+void imx_register_uart_clocks_hws(struct clk_hw ** const hws[]);
=20
 extern void imx_cscmr1_fixup(u32 *val);
=20
@@ -48,6 +49,12 @@ struct imx_pll14xx_clk {
 	int flags;
 };
=20
+#define imx_clk_busy_divider(name, parent_name, reg, shift, width, busy_re=
g, busy_shift) \
+	imx_clk_hw_busy_divider(name, parent_name, reg, shift, width, busy_reg, b=
usy_shift)->clk
+
+#define imx_clk_busy_mux(name, reg, shift, width, busy_reg, busy_shift, pa=
rent_names, num_parents) \
+	imx_clk_hw_busy_mux(name, reg, shift, width, busy_reg, busy_shift, parent=
_names, num_parents)->clk
+
 struct clk *imx_clk_pll14xx(const char *name, const char *parent_name,
 		 void __iomem *base, const struct imx_pll14xx_clk *pll_clk);
=20
@@ -109,11 +116,11 @@ struct clk *imx_clk_pfd(const char *name, const char =
*parent_name,
 struct clk_hw *imx_clk_pfdv2(const char *name, const char *parent_name,
 			     void __iomem *reg, u8 idx);
=20
-struct clk *imx_clk_busy_divider(const char *name, const char *parent_name=
,
+struct clk_hw *imx_clk_hw_busy_divider(const char *name, const char *paren=
t_name,
 				 void __iomem *reg, u8 shift, u8 width,
 				 void __iomem *busy_reg, u8 busy_shift);
=20
-struct clk *imx_clk_busy_mux(const char *name, void __iomem *reg, u8 shift=
,
+struct clk_hw *imx_clk_hw_busy_mux(const char *name, void __iomem *reg, u8=
 shift,
 			     u8 width, void __iomem *busy_reg, u8 busy_shift,
 			     const char * const *parent_names, int num_parents);
=20
--=20
2.7.4