From patchwork Thu Dec 16 12:54:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lad Prabhakar X-Patchwork-Id: 12681065 X-Patchwork-Delegate: pavel@denx.de Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id CB3BBC433F5 for ; Thu, 16 Dec 2021 12:55:17 +0000 (UTC) Received: from relmlie5.idc.renesas.com (relmlie5.idc.renesas.com [210.160.252.171]) by mx.groups.io with SMTP id smtpd.web08.10105.1639659291122281966 for ; Thu, 16 Dec 2021 04:55:17 -0800 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: bp.renesas.com, ip: 210.160.252.171, mailfrom: prabhakar.mahadev-lad.rj@bp.renesas.com) X-IronPort-AV: E=Sophos;i="5.88,211,1635174000"; d="scan'208";a="103722251" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie5.idc.renesas.com with ESMTP; 16 Dec 2021 21:55:16 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 9FB3A4010737; Thu, 16 Dec 2021 21:55:15 +0900 (JST) From: Lad Prabhakar To: cip-dev@lists.cip-project.org, Nobuhiro Iwamatsu , Pavel Machek Cc: Biju Das Subject: [PATCH 5.10.y-cip 21/24] clk: mux: provide devm_clk_hw_register_mux() Date: Thu, 16 Dec 2021 12:54:43 +0000 Message-Id: <20211216125446.15451-22-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211216125446.15451-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20211216125446.15451-1-prabhakar.mahadev-lad.rj@bp.renesas.com> List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Thu, 16 Dec 2021 12:55:17 -0000 X-Groupsio-URL: https://lists.cip-project.org/g/cip-dev/message/7144 From: Dmitry Baryshkov commit b3084079c1779645222d5ea4e9da88d38026cae8 upstream. Add devm_clk_hw_register_mux() - devres-managed version of clk_hw_register_mux(). Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Acked-by: Stephen Boyd Link: https://lore.kernel.org/r/20210331105735.3690009-2-dmitry.baryshkov@linaro.org Signed-off-by: Rob Clark Signed-off-by: Lad Prabhakar --- drivers/clk/clk-mux.c | 35 +++++++++++++++++++++++++++++++++++ include/linux/clk-provider.h | 13 +++++++++++++ 2 files changed, 48 insertions(+) diff --git a/drivers/clk/clk-mux.c b/drivers/clk/clk-mux.c index e54e79714818..20582aae7a35 100644 --- a/drivers/clk/clk-mux.c +++ b/drivers/clk/clk-mux.c @@ -8,6 +8,7 @@ */ #include +#include #include #include #include @@ -206,6 +207,40 @@ struct clk_hw *__clk_hw_register_mux(struct device *dev, struct device_node *np, } EXPORT_SYMBOL_GPL(__clk_hw_register_mux); +static void devm_clk_hw_release_mux(struct device *dev, void *res) +{ + clk_hw_unregister_mux(*(struct clk_hw **)res); +} + +struct clk_hw *__devm_clk_hw_register_mux(struct device *dev, struct device_node *np, + const char *name, u8 num_parents, + const char * const *parent_names, + const struct clk_hw **parent_hws, + const struct clk_parent_data *parent_data, + unsigned long flags, void __iomem *reg, u8 shift, u32 mask, + u8 clk_mux_flags, u32 *table, spinlock_t *lock) +{ + struct clk_hw **ptr, *hw; + + ptr = devres_alloc(devm_clk_hw_release_mux, sizeof(*ptr), GFP_KERNEL); + if (!ptr) + return ERR_PTR(-ENOMEM); + + hw = __clk_hw_register_mux(dev, np, name, num_parents, parent_names, parent_hws, + parent_data, flags, reg, shift, mask, + clk_mux_flags, table, lock); + + if (!IS_ERR(hw)) { + *ptr = hw; + devres_add(dev, ptr); + } else { + devres_free(ptr); + } + + return hw; +} +EXPORT_SYMBOL_GPL(__devm_clk_hw_register_mux); + struct clk *clk_register_mux_table(struct device *dev, const char *name, const char * const *parent_names, u8 num_parents, unsigned long flags, void __iomem *reg, u8 shift, u32 mask, diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index 03a5de5f99f4..dab50fbca954 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -841,6 +841,13 @@ struct clk_hw *__clk_hw_register_mux(struct device *dev, struct device_node *np, const struct clk_parent_data *parent_data, unsigned long flags, void __iomem *reg, u8 shift, u32 mask, u8 clk_mux_flags, u32 *table, spinlock_t *lock); +struct clk_hw *__devm_clk_hw_register_mux(struct device *dev, struct device_node *np, + const char *name, u8 num_parents, + const char * const *parent_names, + const struct clk_hw **parent_hws, + const struct clk_parent_data *parent_data, + unsigned long flags, void __iomem *reg, u8 shift, u32 mask, + u8 clk_mux_flags, u32 *table, spinlock_t *lock); struct clk *clk_register_mux_table(struct device *dev, const char *name, const char * const *parent_names, u8 num_parents, unsigned long flags, void __iomem *reg, u8 shift, u32 mask, @@ -875,6 +882,12 @@ struct clk *clk_register_mux_table(struct device *dev, const char *name, __clk_hw_register_mux((dev), NULL, (name), (num_parents), NULL, NULL, \ (parent_data), (flags), (reg), (shift), \ BIT((width)) - 1, (clk_mux_flags), NULL, (lock)) +#define devm_clk_hw_register_mux(dev, name, parent_names, num_parents, flags, reg, \ + shift, width, clk_mux_flags, lock) \ + __devm_clk_hw_register_mux((dev), NULL, (name), (num_parents), \ + (parent_names), NULL, NULL, (flags), (reg), \ + (shift), BIT((width)) - 1, (clk_mux_flags), \ + NULL, (lock)) int clk_mux_val_to_index(struct clk_hw *hw, u32 *table, unsigned int flags, unsigned int val);