From nobody Tue Feb 10 05:26:57 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8782AC001E0 for ; Thu, 27 Jul 2023 05:32:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231700AbjG0Fcx (ORCPT ); Thu, 27 Jul 2023 01:32:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51852 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231690AbjG0Fcu (ORCPT ); Thu, 27 Jul 2023 01:32:50 -0400 Received: from mail-pl1-x636.google.com (mail-pl1-x636.google.com [IPv6:2607:f8b0:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B2A582D57 for ; Wed, 26 Jul 2023 22:32:44 -0700 (PDT) Received: by mail-pl1-x636.google.com with SMTP id d9443c01a7336-1bbd2761f1bso4432445ad.2 for ; Wed, 26 Jul 2023 22:32:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tuxon.dev; s=google; t=1690435964; x=1691040764; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=b9Gh+k+Ek4/VSm59HjYvHVbU+3yoxdSusT5dev6nYow=; b=LC1J1Cspx60GAUJsiTYmriRBilILtB3wnVGXGVwUYiEVkyKZVVj9DrQuqW8vu42JIg 4TivKz5mquFmDFqUsR5TiW5UglqjyNnMsLOz2tDXc22bg4Qhq0BAHFDxCCBOq9tsSdpd bCJ/jO6y7mmwTbLoJnV9tc5LSjHWe7AmJd8arnTdqtnbdo4wUPdoG84Cx/duznARUYob Ik6lyEg+Sn2uWDhaGRHUVFwJvX50f69JCqP1xrYoUh48ePMDtgrd5bNX50TxFQ0MaMUp anQaywJUrycIpgKEqpfC/ZEEivAk/Ubf8ai5zbUivZGSVNANTZPEvx+qvEWFRr1rx6yR HnPg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690435964; x=1691040764; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=b9Gh+k+Ek4/VSm59HjYvHVbU+3yoxdSusT5dev6nYow=; b=U1P6Wj3lfQ5PdgoNHWHT8AlWDpxz/1SuvEdV3b5hEL3Wr5sE9mDsBCNLNwCxjG2Oxb E/rcygrp6wsjefb9ESU2Vm5r7OaXCLb/r7u1qnQvxYvtMEDBeB/LbJmHPeA5oDT8Qrnm HWorNjaS69laABG/eHdDjT3oUHVhwknVNNBNvH8qDqWUQJOCyGaYPNws3NfvKekJMpau MnXux7t18JYlUyvMrxv/LCrlDrBIAf86bNkhtO68ZhyESgTWnXHPTpXwYM7Qnq/sSJIv CsuXGLVWo1E8tgHnmoJtToLe9565sszDdMGsV9Y4X8UBi02dtxgqRt+HQ28ocrciP24l zvzA== X-Gm-Message-State: ABy/qLYEIkOdQZOFID8i6xcSASXAztIZBIcsVA69/FpJK2nMXzY9AL3s 8oJbA9xMVU/QTsY0ChsQM5xxFw== X-Google-Smtp-Source: APBJJlFrr5ZD5hclfXPll+bVt+fiL3e69OnCXZKnKadyR197MJfhDlT6oGdFH6zBnyDw2HINzYSoug== X-Received: by 2002:a17:902:d501:b0:1b8:b5f8:c485 with SMTP id b1-20020a170902d50100b001b8b5f8c485mr5337310plg.50.1690435964153; Wed, 26 Jul 2023 22:32:44 -0700 (PDT) Received: from localhost.localdomain ([82.78.167.79]) by smtp.gmail.com with ESMTPSA id 21-20020a170902c11500b001bb889530adsm319059pli.217.2023.07.26.22.32.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Jul 2023 22:32:43 -0700 (PDT) From: Claudiu Beznea To: mturquette@baylibre.com, sboyd@kernel.org, nicolas.ferre@microchip.com, alexandre.belloni@bootlin.com, mripard@kernel.org Cc: linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, varshini.rajendran@microchip.com, Claudiu Beznea Subject: [PATCH 02/42] clk: at91: clk-usb: add support for parent_hw Date: Thu, 27 Jul 2023 08:31:16 +0300 Message-Id: <20230727053156.13587-3-claudiu.beznea@tuxon.dev> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230727053156.13587-1-claudiu.beznea@tuxon.dev> References: <20230727053156.13587-1-claudiu.beznea@tuxon.dev> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add support for parent_hw in usb clock driver. 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-usb 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 | 2 +- drivers/clk/at91/at91sam9260.c | 2 +- drivers/clk/at91/at91sam9g45.c | 2 +- drivers/clk/at91/at91sam9n12.c | 2 +- drivers/clk/at91/at91sam9x5.c | 2 +- drivers/clk/at91/clk-usb.c | 41 ++++++++++++++++++++++------------ drivers/clk/at91/dt-compat.c | 6 ++--- drivers/clk/at91/pmc.h | 11 +++++---- drivers/clk/at91/sam9x60.c | 2 +- drivers/clk/at91/sama5d2.c | 2 +- drivers/clk/at91/sama5d3.c | 2 +- drivers/clk/at91/sama5d4.c | 2 +- 12 files changed, 46 insertions(+), 30 deletions(-) diff --git a/drivers/clk/at91/at91rm9200.c b/drivers/clk/at91/at91rm9200.c index 3f19e737ae4d..e5a034f208d8 100644 --- a/drivers/clk/at91/at91rm9200.c +++ b/drivers/clk/at91/at91rm9200.c @@ -157,7 +157,7 @@ static void __init at91rm9200_pmc_setup(struct device_n= ode *np) =20 at91rm9200_pmc->chws[PMC_MCK] =3D hw; =20 - hw =3D at91rm9200_clk_register_usb(regmap, "usbck", "pllbck", usb_div); + hw =3D at91rm9200_clk_register_usb(regmap, "usbck", "pllbck", NULL, usb_d= iv); if (IS_ERR(hw)) goto err_free; =20 diff --git a/drivers/clk/at91/at91sam9260.c b/drivers/clk/at91/at91sam9260.c index 0799a13060ea..ae6f126f204a 100644 --- a/drivers/clk/at91/at91sam9260.c +++ b/drivers/clk/at91/at91sam9260.c @@ -434,7 +434,7 @@ static void __init at91sam926x_pmc_setup(struct device_= node *np, =20 at91sam9260_pmc->chws[PMC_MCK] =3D hw; =20 - hw =3D at91rm9200_clk_register_usb(regmap, "usbck", "pllbck", usb_div); + hw =3D at91rm9200_clk_register_usb(regmap, "usbck", "pllbck", NULL, usb_d= iv); if (IS_ERR(hw)) goto err_free; =20 diff --git a/drivers/clk/at91/at91sam9g45.c b/drivers/clk/at91/at91sam9g45.c index f45a7b80f7d8..684d2bcb36e8 100644 --- a/drivers/clk/at91/at91sam9g45.c +++ b/drivers/clk/at91/at91sam9g45.c @@ -176,7 +176,7 @@ static void __init at91sam9g45_pmc_setup(struct device_= node *np) =20 parent_names[0] =3D "plladivck"; parent_names[1] =3D "utmick"; - hw =3D at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, 2); + hw =3D at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, NULL, 2= ); if (IS_ERR(hw)) goto err_free; =20 diff --git a/drivers/clk/at91/at91sam9n12.c b/drivers/clk/at91/at91sam9n12.c index 751786184ae2..9fc20b177b13 100644 --- a/drivers/clk/at91/at91sam9n12.c +++ b/drivers/clk/at91/at91sam9n12.c @@ -201,7 +201,7 @@ static void __init at91sam9n12_pmc_setup(struct device_= node *np) =20 at91sam9n12_pmc->chws[PMC_MCK] =3D hw; =20 - hw =3D at91sam9n12_clk_register_usb(regmap, "usbck", "pllbck"); + hw =3D at91sam9n12_clk_register_usb(regmap, "usbck", "pllbck", NULL); if (IS_ERR(hw)) goto err_free; =20 diff --git a/drivers/clk/at91/at91sam9x5.c b/drivers/clk/at91/at91sam9x5.c index 3b801d12fac0..5728cfb9036f 100644 --- a/drivers/clk/at91/at91sam9x5.c +++ b/drivers/clk/at91/at91sam9x5.c @@ -222,7 +222,7 @@ static void __init at91sam9x5_pmc_setup(struct device_n= ode *np, =20 parent_names[0] =3D "plladivck"; parent_names[1] =3D "utmick"; - hw =3D at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, 2); + hw =3D at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, NULL, 2= ); if (IS_ERR(hw)) goto err_free; =20 diff --git a/drivers/clk/at91/clk-usb.c b/drivers/clk/at91/clk-usb.c index b0696a928aa9..21f50914c63e 100644 --- a/drivers/clk/at91/clk-usb.c +++ b/drivers/clk/at91/clk-usb.c @@ -221,12 +221,12 @@ static const struct clk_ops at91sam9n12_usb_ops =3D { =20 static struct clk_hw * __init _at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name, - const char **parent_names, u8 num_parents, - u32 usbs_mask) + const char **parent_names, struct clk_hw **parent_hws, + u8 num_parents, u32 usbs_mask) { struct at91sam9x5_clk_usb *usb; struct clk_hw *hw; - struct clk_init_data init; + struct clk_init_data init =3D {}; int ret; =20 usb =3D kzalloc(sizeof(*usb), GFP_KERNEL); @@ -235,7 +235,10 @@ _at91sam9x5_clk_register_usb(struct regmap *regmap, co= nst char *name, =20 init.name =3D name; init.ops =3D &at91sam9x5_usb_ops; - init.parent_names =3D parent_names; + if (parent_hws) + init.parent_hws =3D (const struct clk_hw **)parent_hws; + else + init.parent_names =3D parent_names; init.num_parents =3D num_parents; init.flags =3D CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | CLK_SET_RATE_PARENT; @@ -257,27 +260,30 @@ _at91sam9x5_clk_register_usb(struct regmap *regmap, c= onst char *name, =20 struct clk_hw * __init at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name, - const char **parent_names, u8 num_parents) + const char **parent_names, struct clk_hw **parent_hws, + u8 num_parents) { return _at91sam9x5_clk_register_usb(regmap, name, parent_names, - num_parents, SAM9X5_USBS_MASK); + parent_hws, num_parents, SAM9X5_USBS_MASK); } =20 struct clk_hw * __init sam9x60_clk_register_usb(struct regmap *regmap, const char *name, - const char **parent_names, u8 num_parents) + const char **parent_names, struct clk_hw **parent_hws, + u8 num_parents) { return _at91sam9x5_clk_register_usb(regmap, name, parent_names, - num_parents, SAM9X60_USBS_MASK); + parent_hws, num_parents, + SAM9X60_USBS_MASK); } =20 struct clk_hw * __init at91sam9n12_clk_register_usb(struct regmap *regmap, const char *name, - const char *parent_name) + const char *parent_name, struct clk_hw *parent_hw) { struct at91sam9x5_clk_usb *usb; struct clk_hw *hw; - struct clk_init_data init; + struct clk_init_data init =3D {}; int ret; =20 usb =3D kzalloc(sizeof(*usb), GFP_KERNEL); @@ -286,7 +292,10 @@ at91sam9n12_clk_register_usb(struct regmap *regmap, co= nst char *name, =20 init.name =3D name; init.ops =3D &at91sam9n12_usb_ops; - init.parent_names =3D &parent_name; + if (parent_hw) + init.parent_hws =3D (const struct clk_hw **)&parent_hw; + else + init.parent_names =3D &parent_name; init.num_parents =3D 1; init.flags =3D CLK_SET_RATE_GATE | CLK_SET_RATE_PARENT; =20 @@ -390,11 +399,12 @@ static const struct clk_ops at91rm9200_usb_ops =3D { =20 struct clk_hw * __init at91rm9200_clk_register_usb(struct regmap *regmap, const char *name, - const char *parent_name, const u32 *divisors) + const char *parent_name, struct clk_hw *parent_hw, + const u32 *divisors) { struct at91rm9200_clk_usb *usb; struct clk_hw *hw; - struct clk_init_data init; + struct clk_init_data init =3D {}; int ret; =20 usb =3D kzalloc(sizeof(*usb), GFP_KERNEL); @@ -403,7 +413,10 @@ at91rm9200_clk_register_usb(struct regmap *regmap, con= st char *name, =20 init.name =3D name; init.ops =3D &at91rm9200_usb_ops; - init.parent_names =3D &parent_name; + if (parent_hw) + init.parent_hws =3D (const struct clk_hw **)&parent_hw; + else + init.parent_names =3D &parent_name; init.num_parents =3D 1; init.flags =3D CLK_SET_RATE_PARENT; =20 diff --git a/drivers/clk/at91/dt-compat.c b/drivers/clk/at91/dt-compat.c index a32dc2111b90..ead99948375b 100644 --- a/drivers/clk/at91/dt-compat.c +++ b/drivers/clk/at91/dt-compat.c @@ -945,7 +945,7 @@ static void __init of_at91sam9x5_clk_usb_setup(struct d= evice_node *np) if (IS_ERR(regmap)) return; =20 - hw =3D at91sam9x5_clk_register_usb(regmap, name, parent_names, + hw =3D at91sam9x5_clk_register_usb(regmap, name, parent_names, NULL, num_parents); if (IS_ERR(hw)) return; @@ -975,7 +975,7 @@ static void __init of_at91sam9n12_clk_usb_setup(struct = device_node *np) if (IS_ERR(regmap)) return; =20 - hw =3D at91sam9n12_clk_register_usb(regmap, name, parent_name); + hw =3D at91sam9n12_clk_register_usb(regmap, name, parent_name, NULL); if (IS_ERR(hw)) return; =20 @@ -1008,7 +1008,7 @@ static void __init of_at91rm9200_clk_usb_setup(struct= device_node *np) of_node_put(parent_np); if (IS_ERR(regmap)) return; - hw =3D at91rm9200_clk_register_usb(regmap, name, parent_name, divisors); + hw =3D at91rm9200_clk_register_usb(regmap, name, parent_name, NULL, divis= ors); if (IS_ERR(hw)) return; =20 diff --git a/drivers/clk/at91/pmc.h b/drivers/clk/at91/pmc.h index 0f52e80bcd49..515a3c5595b7 100644 --- a/drivers/clk/at91/pmc.h +++ b/drivers/clk/at91/pmc.h @@ -257,16 +257,19 @@ at91_clk_register_system(struct regmap *regmap, const= char *name, =20 struct clk_hw * __init at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name, - const char **parent_names, u8 num_parents); + const char **parent_names, struct clk_hw **parent_hws, + u8 num_parents); struct clk_hw * __init at91sam9n12_clk_register_usb(struct regmap *regmap, const char *name, - const char *parent_name); + const char *parent_name, struct clk_hw *parent_hw); struct clk_hw * __init sam9x60_clk_register_usb(struct regmap *regmap, const char *name, - const char **parent_names, u8 num_parents); + const char **parent_names, struct clk_hw **parent_hws, + u8 num_parents); struct clk_hw * __init at91rm9200_clk_register_usb(struct regmap *regmap, const char *name, - const char *parent_name, const u32 *divisors); + const char *parent_name, struct clk_hw *parent_hw, + const u32 *divisors); =20 struct clk_hw * __init at91_clk_register_utmi(struct regmap *regmap_pmc, struct regmap *regmap_sf= r, diff --git a/drivers/clk/at91/sam9x60.c b/drivers/clk/at91/sam9x60.c index e309cbf3cb9a..ddf993fe391f 100644 --- a/drivers/clk/at91/sam9x60.c +++ b/drivers/clk/at91/sam9x60.c @@ -297,7 +297,7 @@ static void __init sam9x60_pmc_setup(struct device_node= *np) parent_names[0] =3D "pllack_divck"; parent_names[1] =3D "upllck_divck"; parent_names[2] =3D "main_osc"; - hw =3D sam9x60_clk_register_usb(regmap, "usbck", parent_names, 3); + hw =3D sam9x60_clk_register_usb(regmap, "usbck", parent_names, NULL, 3); if (IS_ERR(hw)) goto err_free; =20 diff --git a/drivers/clk/at91/sama5d2.c b/drivers/clk/at91/sama5d2.c index c16594fce90c..8bbc34e22cda 100644 --- a/drivers/clk/at91/sama5d2.c +++ b/drivers/clk/at91/sama5d2.c @@ -284,7 +284,7 @@ static void __init sama5d2_pmc_setup(struct device_node= *np) =20 parent_names[0] =3D "plladivck"; parent_names[1] =3D "utmick"; - hw =3D at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, 2); + hw =3D at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, NULL, 2= ); if (IS_ERR(hw)) goto err_free; =20 diff --git a/drivers/clk/at91/sama5d3.c b/drivers/clk/at91/sama5d3.c index 522ce6031446..05d0cdd22bc4 100644 --- a/drivers/clk/at91/sama5d3.c +++ b/drivers/clk/at91/sama5d3.c @@ -201,7 +201,7 @@ static void __init sama5d3_pmc_setup(struct device_node= *np) =20 parent_names[0] =3D "plladivck"; parent_names[1] =3D "utmick"; - hw =3D at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, 2); + hw =3D at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, NULL, 2= ); if (IS_ERR(hw)) goto err_free; =20 diff --git a/drivers/clk/at91/sama5d4.c b/drivers/clk/at91/sama5d4.c index 160c0bddb6a3..da84b4cef827 100644 --- a/drivers/clk/at91/sama5d4.c +++ b/drivers/clk/at91/sama5d4.c @@ -222,7 +222,7 @@ static void __init sama5d4_pmc_setup(struct device_node= *np) =20 parent_names[0] =3D "plladivck"; parent_names[1] =3D "utmick"; - hw =3D at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, 2); + hw =3D at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, NULL, 2= ); if (IS_ERR(hw)) goto err_free; =20 --=20 2.39.2