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[2620:137:e000::1:20]) by mx.google.com with ESMTP id k12-20020aa79d0c000000b00646479e5702si12556799pfp.381.2023.06.15.02.53.28; Thu, 15 Jun 2023 02:53:41 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@microchip.com header.s=mchp header.b=MYkSc85j; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=microchip.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245620AbjFOJeg (ORCPT + 99 others); Thu, 15 Jun 2023 05:34:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35786 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245616AbjFOJeG (ORCPT ); Thu, 15 Jun 2023 05:34:06 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B8BDA2728; Thu, 15 Jun 2023 02:34:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1686821643; x=1718357643; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=rtSGHQH+TiGeHwbsMLir4gXm6vMflKlMIN8yJet5ZzI=; b=MYkSc85jJtawlanBjQ+UDLVNYflkyAX9h2rta0dEfRe8yyzR+2ddDXGc qLUMqHiN636HZW5mT7uFVOAs1JgYa3dxRooJaN1RKwSRRT6ocCBzKYzq5 fNpyoujOx3l41Kzuvm4rOYP2kzskwJi8iZqQXlipOsMoUO/ikXjgWpUzR 4Mzf8HTQQownWWoMgihJ/DkkZW4AT11ibXFjJPsFEhLo+f8ANeitUFQzy 2zy82IoNjCviIo5SU+9zuAFXS5si8ld1cJyXewTTUITypYsrF03Tzdzdk iQq2Njl3vUSzTrsntJjJHX/t/0MDqsZMD+PinFRIJaHwFN1ATdqF+flMc A==; X-IronPort-AV: E=Sophos;i="6.00,244,1681196400"; d="scan'208";a="230266374" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa1.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 15 Jun 2023 02:34:03 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Thu, 15 Jun 2023 02:34:02 -0700 Received: from m18063-ThinkPad-T460p.mchp-main.com (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.21 via Frontend Transport; Thu, 15 Jun 2023 02:33:59 -0700 From: Claudiu Beznea To: , , , , , , CC: , , , Claudiu Beznea Subject: [PATCH 03/11] clk: at91: clk-master: add support for parent_hw Date: Thu, 15 Jun 2023 12:32:19 +0300 Message-ID: <20230615093227.576102-4-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230615093227.576102-1-claudiu.beznea@microchip.com> References: <20230615093227.576102-1-claudiu.beznea@microchip.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_PASS,SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add support for parent_hw in master clock drivers. With this parent-child relation is described with pointers rather than strings making registration a bit faster. All the SoC based drivers that rely on clk-master were adapted to the new API change. The switch itself for SoCs will be done in subsequent patches. Signed-off-by: Claudiu Beznea --- drivers/clk/at91/at91rm9200.c | 4 ++-- drivers/clk/at91/at91sam9260.c | 4 ++-- drivers/clk/at91/at91sam9g45.c | 4 ++-- drivers/clk/at91/at91sam9n12.c | 4 ++-- drivers/clk/at91/at91sam9rl.c | 4 ++-- drivers/clk/at91/at91sam9x5.c | 4 ++-- drivers/clk/at91/clk-master.c | 28 +++++++++++++++++++--------- drivers/clk/at91/dt-compat.c | 4 ++-- drivers/clk/at91/pmc.h | 6 ++++-- drivers/clk/at91/sam9x60.c | 4 ++-- drivers/clk/at91/sama5d2.c | 4 ++-- drivers/clk/at91/sama5d3.c | 4 ++-- drivers/clk/at91/sama5d4.c | 4 ++-- drivers/clk/at91/sama7g5.c | 4 ++-- 14 files changed, 47 insertions(+), 35 deletions(-) diff --git a/drivers/clk/at91/at91rm9200.c b/drivers/clk/at91/at91rm9200.c index 83917a2c31bd..259e314ef40f 100644 --- a/drivers/clk/at91/at91rm9200.c +++ b/drivers/clk/at91/at91rm9200.c @@ -140,7 +140,7 @@ static void __init at91rm9200_pmc_setup(struct device_node *np) parent_names[2] = "pllack"; parent_names[3] = "pllbck"; hw = at91_clk_register_master_pres(regmap, "masterck_pres", 4, - parent_names, + parent_names, NULL, &at91rm9200_master_layout, &rm9200_mck_characteristics, &rm9200_mck_lock); @@ -148,7 +148,7 @@ static void __init at91rm9200_pmc_setup(struct device_node *np) goto err_free; hw = at91_clk_register_master_div(regmap, "masterck_div", - "masterck_pres", + "masterck_pres", NULL, &at91rm9200_master_layout, &rm9200_mck_characteristics, &rm9200_mck_lock, CLK_SET_RATE_GATE, 0); diff --git a/drivers/clk/at91/at91sam9260.c b/drivers/clk/at91/at91sam9260.c index e9b56826a9be..f9bf65c77c9b 100644 --- a/drivers/clk/at91/at91sam9260.c +++ b/drivers/clk/at91/at91sam9260.c @@ -416,7 +416,7 @@ static void __init at91sam926x_pmc_setup(struct device_node *np, parent_names[2] = "pllack"; parent_names[3] = "pllbck"; hw = at91_clk_register_master_pres(regmap, "masterck_pres", 4, - parent_names, + parent_names, NULL, &at91rm9200_master_layout, data->mck_characteristics, &at91sam9260_mck_lock); @@ -424,7 +424,7 @@ static void __init at91sam926x_pmc_setup(struct device_node *np, goto err_free; hw = at91_clk_register_master_div(regmap, "masterck_div", - "masterck_pres", + "masterck_pres", NULL, &at91rm9200_master_layout, data->mck_characteristics, &at91sam9260_mck_lock, diff --git a/drivers/clk/at91/at91sam9g45.c b/drivers/clk/at91/at91sam9g45.c index e25fb1bcafc7..c9313a7b32ea 100644 --- a/drivers/clk/at91/at91sam9g45.c +++ b/drivers/clk/at91/at91sam9g45.c @@ -156,7 +156,7 @@ static void __init at91sam9g45_pmc_setup(struct device_node *np) parent_names[2] = "plladivck"; parent_names[3] = "utmick"; hw = at91_clk_register_master_pres(regmap, "masterck_pres", 4, - parent_names, + parent_names, NULL, &at91rm9200_master_layout, &mck_characteristics, &at91sam9g45_mck_lock); @@ -164,7 +164,7 @@ static void __init at91sam9g45_pmc_setup(struct device_node *np) goto err_free; hw = at91_clk_register_master_div(regmap, "masterck_div", - "masterck_pres", + "masterck_pres", NULL, &at91rm9200_master_layout, &mck_characteristics, &at91sam9g45_mck_lock, diff --git a/drivers/clk/at91/at91sam9n12.c b/drivers/clk/at91/at91sam9n12.c index 35f137fb89e9..608410bef120 100644 --- a/drivers/clk/at91/at91sam9n12.c +++ b/drivers/clk/at91/at91sam9n12.c @@ -183,7 +183,7 @@ static void __init at91sam9n12_pmc_setup(struct device_node *np) parent_names[2] = "plladivck"; parent_names[3] = "pllbck"; hw = at91_clk_register_master_pres(regmap, "masterck_pres", 4, - parent_names, + parent_names, NULL, &at91sam9x5_master_layout, &mck_characteristics, &at91sam9n12_mck_lock); @@ -191,7 +191,7 @@ static void __init at91sam9n12_pmc_setup(struct device_node *np) goto err_free; hw = at91_clk_register_master_div(regmap, "masterck_div", - "masterck_pres", + "masterck_pres", NULL, &at91sam9x5_master_layout, &mck_characteristics, &at91sam9n12_mck_lock, diff --git a/drivers/clk/at91/at91sam9rl.c b/drivers/clk/at91/at91sam9rl.c index d3186dd34c26..90911cbd9690 100644 --- a/drivers/clk/at91/at91sam9rl.c +++ b/drivers/clk/at91/at91sam9rl.c @@ -120,7 +120,7 @@ static void __init at91sam9rl_pmc_setup(struct device_node *np) parent_names[2] = "pllack"; parent_names[3] = "utmick"; hw = at91_clk_register_master_pres(regmap, "masterck_pres", 4, - parent_names, + parent_names, NULL, &at91rm9200_master_layout, &sam9rl_mck_characteristics, &sam9rl_mck_lock); @@ -128,7 +128,7 @@ static void __init at91sam9rl_pmc_setup(struct device_node *np) goto err_free; hw = at91_clk_register_master_div(regmap, "masterck_div", - "masterck_pres", + "masterck_pres", NULL, &at91rm9200_master_layout, &sam9rl_mck_characteristics, &sam9rl_mck_lock, CLK_SET_RATE_GATE, 0); diff --git a/drivers/clk/at91/at91sam9x5.c b/drivers/clk/at91/at91sam9x5.c index 57f41aab94b2..63097cdd4809 100644 --- a/drivers/clk/at91/at91sam9x5.c +++ b/drivers/clk/at91/at91sam9x5.c @@ -204,14 +204,14 @@ static void __init at91sam9x5_pmc_setup(struct device_node *np, parent_names[2] = "plladivck"; parent_names[3] = "utmick"; hw = at91_clk_register_master_pres(regmap, "masterck_pres", 4, - parent_names, + parent_names, NULL, &at91sam9x5_master_layout, &mck_characteristics, &mck_lock); if (IS_ERR(hw)) goto err_free; hw = at91_clk_register_master_div(regmap, "masterck_div", - "masterck_pres", + "masterck_pres", NULL, &at91sam9x5_master_layout, &mck_characteristics, &mck_lock, CLK_SET_RATE_GATE, 0); diff --git a/drivers/clk/at91/clk-master.c b/drivers/clk/at91/clk-master.c index b7cd1924de52..15c46489ba85 100644 --- a/drivers/clk/at91/clk-master.c +++ b/drivers/clk/at91/clk-master.c @@ -473,18 +473,19 @@ static struct clk_hw * __init at91_clk_register_master_internal(struct regmap *regmap, const char *name, int num_parents, const char **parent_names, + struct clk_hw **parent_hws, const struct clk_master_layout *layout, const struct clk_master_characteristics *characteristics, const struct clk_ops *ops, spinlock_t *lock, u32 flags) { struct clk_master *master; - struct clk_init_data init; + struct clk_init_data init = {}; struct clk_hw *hw; unsigned int mckr; unsigned long irqflags; int ret; - if (!name || !num_parents || !parent_names || !lock) + if (!name || !num_parents || !(parent_names || parent_hws) || !lock) return ERR_PTR(-EINVAL); master = kzalloc(sizeof(*master), GFP_KERNEL); @@ -493,7 +494,10 @@ at91_clk_register_master_internal(struct regmap *regmap, init.name = name; init.ops = ops; - init.parent_names = parent_names; + if (parent_hws) + init.parent_hws = (const struct clk_hw **)parent_hws; + else + init.parent_names = parent_names; init.num_parents = num_parents; init.flags = flags; @@ -527,12 +531,13 @@ struct clk_hw * __init at91_clk_register_master_pres(struct regmap *regmap, const char *name, int num_parents, const char **parent_names, + struct clk_hw **parent_hws, const struct clk_master_layout *layout, const struct clk_master_characteristics *characteristics, spinlock_t *lock) { return at91_clk_register_master_internal(regmap, name, num_parents, - parent_names, layout, + parent_names, parent_hws, layout, characteristics, &master_pres_ops, lock, CLK_SET_RATE_GATE); @@ -541,7 +546,7 @@ at91_clk_register_master_pres(struct regmap *regmap, struct clk_hw * __init at91_clk_register_master_div(struct regmap *regmap, const char *name, const char *parent_name, - const struct clk_master_layout *layout, + struct clk_hw *parent_hw, const struct clk_master_layout *layout, const struct clk_master_characteristics *characteristics, spinlock_t *lock, u32 flags, u32 safe_div) { @@ -554,7 +559,8 @@ at91_clk_register_master_div(struct regmap *regmap, ops = &master_div_ops_chg; hw = at91_clk_register_master_internal(regmap, name, 1, - &parent_name, layout, + parent_name ? &parent_name : NULL, + parent_hw ? &parent_hw : NULL, layout, characteristics, ops, lock, flags); @@ -806,18 +812,19 @@ struct clk_hw * __init at91_clk_sama7g5_register_master(struct regmap *regmap, const char *name, int num_parents, const char **parent_names, + struct clk_hw **parent_hws, u32 *mux_table, spinlock_t *lock, u8 id, bool critical, int chg_pid) { struct clk_master *master; struct clk_hw *hw; - struct clk_init_data init; + struct clk_init_data init = {}; unsigned long flags; unsigned int val; int ret; - if (!name || !num_parents || !parent_names || !mux_table || + if (!name || !num_parents || !(parent_names || parent_hws) || !mux_table || !lock || id > MASTER_MAX_ID) return ERR_PTR(-EINVAL); @@ -827,7 +834,10 @@ at91_clk_sama7g5_register_master(struct regmap *regmap, init.name = name; init.ops = &sama7g5_master_ops; - init.parent_names = parent_names; + if (parent_hws) + init.parent_hws = (const struct clk_hw **)parent_hws; + else + init.parent_names = parent_names; init.num_parents = num_parents; init.flags = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE; if (chg_pid >= 0) diff --git a/drivers/clk/at91/dt-compat.c b/drivers/clk/at91/dt-compat.c index e5a56aaff96d..4a024bb97312 100644 --- a/drivers/clk/at91/dt-compat.c +++ b/drivers/clk/at91/dt-compat.c @@ -420,12 +420,12 @@ of_at91_clk_master_setup(struct device_node *np, return; hw = at91_clk_register_master_pres(regmap, "masterck_pres", num_parents, - parent_names, layout, + parent_names, NULL, layout, characteristics, &mck_lock); if (IS_ERR(hw)) goto out_free_characteristics; - hw = at91_clk_register_master_div(regmap, name, "masterck_pres", + hw = at91_clk_register_master_div(regmap, name, "masterck_pres", NULL, layout, characteristics, &mck_lock, CLK_SET_RATE_GATE, 0); if (IS_ERR(hw)) diff --git a/drivers/clk/at91/pmc.h b/drivers/clk/at91/pmc.h index e947c78a82d0..c09abb8ff8fe 100644 --- a/drivers/clk/at91/pmc.h +++ b/drivers/clk/at91/pmc.h @@ -177,13 +177,14 @@ at91_clk_register_sam9x5_main(struct regmap *regmap, const char *name, struct clk_hw * __init at91_clk_register_master_pres(struct regmap *regmap, const char *name, int num_parents, const char **parent_names, + struct clk_hw **parent_hws, const struct clk_master_layout *layout, const struct clk_master_characteristics *characteristics, spinlock_t *lock); struct clk_hw * __init at91_clk_register_master_div(struct regmap *regmap, const char *name, - const char *parent_names, + const char *parent_names, struct clk_hw *parent_hw, const struct clk_master_layout *layout, const struct clk_master_characteristics *characteristics, spinlock_t *lock, u32 flags, u32 safe_div); @@ -191,7 +192,8 @@ at91_clk_register_master_div(struct regmap *regmap, const char *name, struct clk_hw * __init at91_clk_sama7g5_register_master(struct regmap *regmap, const char *name, int num_parents, - const char **parent_names, u32 *mux_table, + const char **parent_names, + struct clk_hw **parent_hws, u32 *mux_table, spinlock_t *lock, u8 id, bool critical, int chg_pid); diff --git a/drivers/clk/at91/sam9x60.c b/drivers/clk/at91/sam9x60.c index dcc8f8142180..3ff1eb3bee81 100644 --- a/drivers/clk/at91/sam9x60.c +++ b/drivers/clk/at91/sam9x60.c @@ -280,13 +280,13 @@ static void __init sam9x60_pmc_setup(struct device_node *np) parent_names[1] = "mainck"; parent_names[2] = "pllack_divck"; hw = at91_clk_register_master_pres(regmap, "masterck_pres", 3, - parent_names, &sam9x60_master_layout, + parent_names, NULL, &sam9x60_master_layout, &mck_characteristics, &mck_lock); if (IS_ERR(hw)) goto err_free; hw = at91_clk_register_master_div(regmap, "masterck_div", - "masterck_pres", &sam9x60_master_layout, + "masterck_pres", NULL, &sam9x60_master_layout, &mck_characteristics, &mck_lock, CLK_SET_RATE_GATE, 0); if (IS_ERR(hw)) diff --git a/drivers/clk/at91/sama5d2.c b/drivers/clk/at91/sama5d2.c index 18695c9c9beb..c47d43a7e95b 100644 --- a/drivers/clk/at91/sama5d2.c +++ b/drivers/clk/at91/sama5d2.c @@ -260,14 +260,14 @@ static void __init sama5d2_pmc_setup(struct device_node *np) parent_names[2] = "plladivck"; parent_names[3] = "utmick"; hw = at91_clk_register_master_pres(regmap, "masterck_pres", 4, - parent_names, + parent_names, NULL, &at91sam9x5_master_layout, &mck_characteristics, &mck_lock); if (IS_ERR(hw)) goto err_free; hw = at91_clk_register_master_div(regmap, "masterck_div", - "masterck_pres", + "masterck_pres", NULL, &at91sam9x5_master_layout, &mck_characteristics, &mck_lock, CLK_SET_RATE_GATE, 0); diff --git a/drivers/clk/at91/sama5d3.c b/drivers/clk/at91/sama5d3.c index 88de1cccbb46..d605a540b30f 100644 --- a/drivers/clk/at91/sama5d3.c +++ b/drivers/clk/at91/sama5d3.c @@ -183,14 +183,14 @@ static void __init sama5d3_pmc_setup(struct device_node *np) parent_names[2] = "plladivck"; parent_names[3] = "utmick"; hw = at91_clk_register_master_pres(regmap, "masterck_pres", 4, - parent_names, + parent_names, NULL, &at91sam9x5_master_layout, &mck_characteristics, &mck_lock); if (IS_ERR(hw)) goto err_free; hw = at91_clk_register_master_div(regmap, "masterck_div", - "masterck_pres", + "masterck_pres", NULL, &at91sam9x5_master_layout, &mck_characteristics, &mck_lock, CLK_SET_RATE_GATE, 0); diff --git a/drivers/clk/at91/sama5d4.c b/drivers/clk/at91/sama5d4.c index 4e6e276bbc4c..21a61840d5f3 100644 --- a/drivers/clk/at91/sama5d4.c +++ b/drivers/clk/at91/sama5d4.c @@ -198,14 +198,14 @@ static void __init sama5d4_pmc_setup(struct device_node *np) parent_names[2] = "plladivck"; parent_names[3] = "utmick"; hw = at91_clk_register_master_pres(regmap, "masterck_pres", 4, - parent_names, + parent_names, NULL, &at91sam9x5_master_layout, &mck_characteristics, &mck_lock); if (IS_ERR(hw)) goto err_free; hw = at91_clk_register_master_div(regmap, "masterck_div", - "masterck_pres", + "masterck_pres", NULL, &at91sam9x5_master_layout, &mck_characteristics, &mck_lock, CLK_SET_RATE_GATE, 0); diff --git a/drivers/clk/at91/sama7g5.c b/drivers/clk/at91/sama7g5.c index e754c127b2b8..989d66f5370e 100644 --- a/drivers/clk/at91/sama7g5.c +++ b/drivers/clk/at91/sama7g5.c @@ -995,7 +995,7 @@ static void __init sama7g5_pmc_setup(struct device_node *np) } parent_names[0] = "cpupll_divpmcck"; - hw = at91_clk_register_master_div(regmap, "mck0", "cpupll_divpmcck", + hw = at91_clk_register_master_div(regmap, "mck0", "cpupll_divpmcck", NULL, &mck0_layout, &mck0_characteristics, &pmc_mck0_lock, CLK_GET_RATE_NOCACHE, 5); if (IS_ERR(hw)) @@ -1022,7 +1022,7 @@ static void __init sama7g5_pmc_setup(struct device_node *np) sama7g5_mckx[i].ep_count); hw = at91_clk_sama7g5_register_master(regmap, sama7g5_mckx[i].n, - num_parents, parent_names, mux_table, + num_parents, parent_names, NULL, mux_table, &pmc_mckX_lock, sama7g5_mckx[i].id, sama7g5_mckx[i].c, sama7g5_mckx[i].ep_chg_id); -- 2.34.1