From patchwork Thu Sep 3 06:31:45 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: zhangqing X-Patchwork-Id: 11752491 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0D756138A for ; Thu, 3 Sep 2020 06:32:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F3F6520758 for ; Thu, 3 Sep 2020 06:32:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727978AbgICGcD (ORCPT ); Thu, 3 Sep 2020 02:32:03 -0400 Received: from lucky1.263xmail.com ([211.157.147.131]:36254 "EHLO lucky1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726855AbgICGb5 (ORCPT ); Thu, 3 Sep 2020 02:31:57 -0400 Received: from localhost (unknown [192.168.167.235]) by lucky1.263xmail.com (Postfix) with ESMTP id 5FB45B10B2; Thu, 3 Sep 2020 14:31:53 +0800 (CST) X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-ADDR-CHECKED4: 1 X-ANTISPAM-LEVEL: 2 X-ABS-CHECKED: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (postfix) whith ESMTP id P22906T140609134245632S1599114708716326_; Thu, 03 Sep 2020 14:31:53 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: <4436526eb019d00333ac383c5cb01a81> X-RL-SENDER: zhangqing@rock-chips.com X-SENDER: zhangqing@rock-chips.com X-LOGIN-NAME: zhangqing@rock-chips.com X-FST-TO: heiko@sntech.de X-SENDER-IP: 58.22.7.114 X-ATTACHMENT-NUM: 0 X-DNS-TYPE: 0 X-System-Flag: 0 From: Elaine Zhang To: heiko@sntech.de Cc: mturquette@baylibre.com, sboyd@kernel.org, linux-clk@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, xxx@rock-chips.com, xf@rock-chips.com, huangtao@rock-chips.com, kever.yang@rock-chips.com, Elaine Zhang Subject: [PATCH v2 4/6] clk: rockchip: Export some clock common APIs for module drivers Date: Thu, 3 Sep 2020 14:31:45 +0800 Message-Id: <20200903063147.10237-5-zhangqing@rock-chips.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200903063147.10237-1-zhangqing@rock-chips.com> References: <20200903063147.10237-1-zhangqing@rock-chips.com> Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org This is used by the Rockchip clk driver, export it to allow that driver to be compiled as a module. Signed-off-by: Elaine Zhang Reviewed-by: Kever Yang --- drivers/clk/rockchip/clk.c | 52 ++++++++++++++++++++++---------------- 1 file changed, 30 insertions(+), 22 deletions(-) diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c index b51f320e5733..b7664224e64a 100644 --- a/drivers/clk/rockchip/clk.c +++ b/drivers/clk/rockchip/clk.c @@ -359,8 +359,9 @@ static struct clk *rockchip_clk_register_factor_branch(const char *name, return hw->clk; } -struct rockchip_clk_provider * __init rockchip_clk_init(struct device_node *np, - void __iomem *base, unsigned long nr_clks) +struct rockchip_clk_provider *rockchip_clk_init(struct device_node *np, + void __iomem *base, + unsigned long nr_clks) { struct rockchip_clk_provider *ctx; struct clk **clk_table; @@ -392,14 +393,16 @@ struct rockchip_clk_provider * __init rockchip_clk_init(struct device_node *np, kfree(ctx); return ERR_PTR(-ENOMEM); } +EXPORT_SYMBOL(rockchip_clk_init); -void __init rockchip_clk_of_add_provider(struct device_node *np, - struct rockchip_clk_provider *ctx) +void rockchip_clk_of_add_provider(struct device_node *np, + struct rockchip_clk_provider *ctx) { if (of_clk_add_provider(np, of_clk_src_onecell_get, &ctx->clk_data)) pr_err("%s: could not register clk provider\n", __func__); } +EXPORT_SYMBOL(rockchip_clk_of_add_provider); void rockchip_clk_add_lookup(struct rockchip_clk_provider *ctx, struct clk *clk, unsigned int id) @@ -407,8 +410,9 @@ void rockchip_clk_add_lookup(struct rockchip_clk_provider *ctx, if (ctx->clk_data.clks && id) ctx->clk_data.clks[id] = clk; } +EXPORT_SYMBOL(rockchip_clk_add_lookup); -void __init rockchip_clk_register_plls(struct rockchip_clk_provider *ctx, +void rockchip_clk_register_plls(struct rockchip_clk_provider *ctx, struct rockchip_pll_clock *list, unsigned int nr_pll, int grf_lock_offset) { @@ -431,11 +435,11 @@ void __init rockchip_clk_register_plls(struct rockchip_clk_provider *ctx, rockchip_clk_add_lookup(ctx, clk, list->id); } } +EXPORT_SYMBOL(rockchip_clk_register_plls); -void __init rockchip_clk_register_branches( - struct rockchip_clk_provider *ctx, - struct rockchip_clk_branch *list, - unsigned int nr_clk) +void rockchip_clk_register_branches(struct rockchip_clk_provider *ctx, + struct rockchip_clk_branch *list, + unsigned int nr_clk) { struct clk *clk = NULL; unsigned int idx; @@ -564,14 +568,15 @@ void __init rockchip_clk_register_branches( rockchip_clk_add_lookup(ctx, clk, list->id); } } - -void __init rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx, - unsigned int lookup_id, - const char *name, const char *const *parent_names, - u8 num_parents, - const struct rockchip_cpuclk_reg_data *reg_data, - const struct rockchip_cpuclk_rate_table *rates, - int nrates) +EXPORT_SYMBOL(rockchip_clk_register_branches); + +void rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx, + unsigned int lookup_id, + const char *name, const char *const *parent_names, + u8 num_parents, + const struct rockchip_cpuclk_reg_data *reg_data, + const struct rockchip_cpuclk_rate_table *rates, + int nrates) { struct clk *clk; @@ -586,9 +591,10 @@ void __init rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx, rockchip_clk_add_lookup(ctx, clk, lookup_id); } +EXPORT_SYMBOL(rockchip_clk_register_armclk); -void __init rockchip_clk_protect_critical(const char *const clocks[], - int nclocks) +void rockchip_clk_protect_critical(const char *const clocks[], + int nclocks) { int i; @@ -600,6 +606,7 @@ void __init rockchip_clk_protect_critical(const char *const clocks[], clk_prepare_enable(clk); } } +EXPORT_SYMBOL(rockchip_clk_protect_critical); static void __iomem *rst_base; static unsigned int reg_restart; @@ -619,10 +626,10 @@ static struct notifier_block rockchip_restart_handler = { .priority = 128, }; -void __init +void rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx, - unsigned int reg, - void (*cb)(void)) + unsigned int reg, + void (*cb)(void)) { int ret; @@ -634,3 +641,4 @@ rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx, pr_err("%s: cannot register restart handler, %d\n", __func__, ret); } +EXPORT_SYMBOL(rockchip_register_restart_notifier);