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d="scan'208";a="660690483" Received: from inesxmail01.iind.intel.com ([10.223.154.20]) by orsmga003.jf.intel.com with ESMTP; 09 Jun 2023 01:35:07 -0700 Received: from inlubt0316.iind.intel.com (inlubt0316.iind.intel.com [10.191.20.213]) by inesxmail01.iind.intel.com (Postfix) with ESMTP id AFADD911E9; Fri, 9 Jun 2023 14:05:06 +0530 (IST) Received: by inlubt0316.iind.intel.com (Postfix, from userid 12101951) id A9217163; Fri, 9 Jun 2023 14:05:06 +0530 (IST) From: Raag Jadav To: linus.walleij@linaro.org, mika.westerberg@linux.intel.com, andriy.shevchenko@linux.intel.com Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, mallikarjunappa.sangannavar@intel.com, pandith.n@intel.com, Raag Jadav Subject: [PATCH v2 1/2] pinctrl: cherryview: simplify exit path of set_mux hook Date: Fri, 9 Jun 2023 14:03:55 +0530 Message-Id: <20230609083356.24849-2-raag.jadav@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230609083356.24849-1-raag.jadav@intel.com> References: <20230609083356.24849-1-raag.jadav@intel.com> 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_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED 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 X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1768213789708468293?= X-GMAIL-MSGID: =?utf-8?q?1768213789708468293?= Simplify exit path of ->set_mux() hook and save a few bytes. add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-34 (-34) Function old new delta chv_pinmux_set_mux 640 606 -34 Total: Before=19233, After=19199, chg -0.18% Signed-off-by: Raag Jadav --- drivers/pinctrl/intel/pinctrl-cherryview.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c index b9b2b1d2d47f..4942d22cf9d9 100644 --- a/drivers/pinctrl/intel/pinctrl-cherryview.c +++ b/drivers/pinctrl/intel/pinctrl-cherryview.c @@ -716,7 +716,7 @@ static int chv_pinmux_set_mux(struct pinctrl_dev *pctldev, struct device *dev = pctrl->dev; const struct intel_pingroup *grp; unsigned long flags; - int i; + int i, ret = 0; grp = &pctrl->soc->groups[group]; @@ -725,9 +725,9 @@ static int chv_pinmux_set_mux(struct pinctrl_dev *pctldev, /* Check first that the pad is not locked */ for (i = 0; i < grp->grp.npins; i++) { if (chv_pad_locked(pctrl, grp->grp.pins[i])) { - raw_spin_unlock_irqrestore(&chv_lock, flags); dev_warn(dev, "unable to set mode for locked pin %u\n", grp->grp.pins[i]); - return -EBUSY; + ret = -EBUSY; + goto out_unlock; } } @@ -765,9 +765,10 @@ static int chv_pinmux_set_mux(struct pinctrl_dev *pctldev, invert_oe ? "" : "not "); } +out_unlock: raw_spin_unlock_irqrestore(&chv_lock, flags); - return 0; + return ret; } static void chv_gpio_clear_triggering(struct intel_pinctrl *pctrl, From patchwork Fri Jun 9 08:33:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Raag Jadav X-Patchwork-Id: 105423 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp798168vqr; Fri, 9 Jun 2023 01:38:06 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ5yoKusPtPjWfKq0ymx8rI8Pfw023TGic3DhC52A8AlIzufYIS+p2E7bqaeoE8UD9tykPKH X-Received: by 2002:a05:6a20:8405:b0:10b:bad9:1d31 with SMTP id c5-20020a056a20840500b0010bbad91d31mr437571pzd.26.1686299886223; Fri, 09 Jun 2023 01:38:06 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1686299886; cv=none; d=google.com; s=arc-20160816; b=ZBrqHNZa4qv8NVt238/H5dHonqT3mHbrfoY+EIm7b/PglPT/zl7KAx9DHjYoFwoRjf RYKLWLyrCnJnzOOiz5rJxM+61cleBACteVV5zmZKy6/jObwW254Th+L5D8i6wX1M9V6R XyICDI/90pNcgSUvc4lACl2i1ajtzPIgYqjuYr7UuWqE1q59HnCjm0IUftbObd1NYFGS HMLTyprnfE4inmiHYDJmpCSuZebWL3KHays6we85HAj3CASViJ4iXEaEm6vigfLyqyaP uTEFg6dvVvWREqyANh9GBkQbtw9D9o0WGWC+WF4eB0hGOIZFoQvjgFEroBEA1Fu7u0AI UnQg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:references:in-reply-to:message-id:date:subject :cc:to:from:dkim-signature; bh=kQx6Frp/49TD4XFyrF+TNTB1s5Mo5oFXebMqMCwT5Ko=; b=wFJHPkIizFTp5T4s9/1K2DVs/SPf8Z6iLEr1Pt/g6Iev61Q6EhpmSVo2ICn+4/1CRO fDB5/ef/U/v4lXOYQPba6eVjPwO6rZUkmfQI0wcf4V1Y/gymImQRpsip8Yy5+oDF3EsY jTPzvz54HzpaVgyXNT4sit7jRQKM6Nwd2VE0EKc5aXfKzwcT5WZOypFKciHkYCzXo9fX ynUEZeAfP/upPz8pWPQRYKNhcL6iJq3flfFduoyqy7GZwYuuwAWXp8RoOc0N+EqXUeXK YEeC+dc4mw8loQCuXC/V1xzFMebY8rqPlJNjuxWLIuSllrWbvb+Isi79obBBpqvS9nPN EKtQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=cpXoYJsN; 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=NONE sp=NONE dis=NONE) header.from=intel.com Received: from out1.vger.email (out1.vger.email. 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d="scan'208";a="660690485" Received: from inesxmail01.iind.intel.com ([10.223.154.20]) by orsmga003.jf.intel.com with ESMTP; 09 Jun 2023 01:35:07 -0700 Received: from inlubt0316.iind.intel.com (inlubt0316.iind.intel.com [10.191.20.213]) by inesxmail01.iind.intel.com (Postfix) with ESMTP id B11A5911EA; Fri, 9 Jun 2023 14:05:06 +0530 (IST) Received: by inlubt0316.iind.intel.com (Postfix, from userid 12101951) id ADA5DB6; Fri, 9 Jun 2023 14:05:06 +0530 (IST) From: Raag Jadav To: linus.walleij@linaro.org, mika.westerberg@linux.intel.com, andriy.shevchenko@linux.intel.com Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, mallikarjunappa.sangannavar@intel.com, pandith.n@intel.com, Raag Jadav Subject: [PATCH v2 2/2] pinctrl: cherryview: simplify exit path of gpio_request_enable hook Date: Fri, 9 Jun 2023 14:03:56 +0530 Message-Id: <20230609083356.24849-3-raag.jadav@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230609083356.24849-1-raag.jadav@intel.com> References: <20230609083356.24849-1-raag.jadav@intel.com> 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_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED 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 X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1768213589816740889?= X-GMAIL-MSGID: =?utf-8?q?1768213589816740889?= Simplify exit path of ->gpio_request_enable() hook and save a few bytes. add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-10 (-10) Function old new delta chv_gpio_request_enable 296 286 -10 Total: Before=19199, After=19189, chg -0.05% Signed-off-by: Raag Jadav --- drivers/pinctrl/intel/pinctrl-cherryview.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c index 4942d22cf9d9..49af41e4b6af 100644 --- a/drivers/pinctrl/intel/pinctrl-cherryview.c +++ b/drivers/pinctrl/intel/pinctrl-cherryview.c @@ -799,6 +799,7 @@ static int chv_gpio_request_enable(struct pinctrl_dev *pctldev, { struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); unsigned long flags; + int ret = 0; u32 value; raw_spin_lock_irqsave(&chv_lock, flags); @@ -806,9 +807,8 @@ static int chv_gpio_request_enable(struct pinctrl_dev *pctldev, if (chv_pad_locked(pctrl, offset)) { value = chv_readl(pctrl, offset, CHV_PADCTRL0); if (!(value & CHV_PADCTRL0_GPIOEN)) { - /* Locked so cannot enable */ - raw_spin_unlock_irqrestore(&chv_lock, flags); - return -EBUSY; + ret = -EBUSY; + goto out_unlock; } } else { struct intel_community_context *cctx = &pctrl->context.communities[0]; @@ -842,9 +842,10 @@ static int chv_gpio_request_enable(struct pinctrl_dev *pctldev, chv_writel(pctrl, offset, CHV_PADCTRL0, value); } +out_unlock: raw_spin_unlock_irqrestore(&chv_lock, flags); - return 0; + return ret; } static void chv_gpio_disable_free(struct pinctrl_dev *pctldev,