From patchwork Mon Jul 15 11:16:06 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= X-Patchwork-Id: 1960599 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=baylibre-com.20230601.gappssmtp.com header.i=@baylibre-com.20230601.gappssmtp.com header.a=rsa-sha256 header.s=20230601 header.b=vJ4yU+vq; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2604:1380:40f1:3f00::1; helo=sy.mirrors.kernel.org; envelope-from=linux-pwm+bounces-2800-incoming=patchwork.ozlabs.org@vger.kernel.org; receiver=patchwork.ozlabs.org) Received: from sy.mirrors.kernel.org (sy.mirrors.kernel.org [IPv6:2604:1380:40f1:3f00::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4WN05p25rCz20CW for ; Mon, 15 Jul 2024 21:17:02 +1000 (AEST) Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sy.mirrors.kernel.org (Postfix) with ESMTPS id 4BFB3B21E43 for ; Mon, 15 Jul 2024 11:17:01 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id C4BA018787F; Mon, 15 Jul 2024 11:16:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=baylibre-com.20230601.gappssmtp.com header.i=@baylibre-com.20230601.gappssmtp.com header.b="vJ4yU+vq" X-Original-To: linux-pwm@vger.kernel.org Received: from mail-wm1-f50.google.com (mail-wm1-f50.google.com [209.85.128.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3577C1891B0 for ; Mon, 15 Jul 2024 11:16:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.50 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721042206; cv=none; b=Ot6uMovE2vtROusZ6uPkdug2x5eRLjsJ1b0XskVCdncDrgL/6tRnRrrV9P3L/JsHfQOqxYlUaprAWg4nzNP078v521akWYKXji0QQPwnklH2HHUd5Lt2hBFyWES17CWAh1lG+yuMRGsrxE9z+BUO0h6zhFgPHjH+59SLXzCU1/Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721042206; c=relaxed/simple; bh=G8RzSgzqE3b/YQkVUMRKktKZQUWUi0ZOXcwktYDJ6dI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=ZktkQckd1qOx6HhaWSsJve50YcF24BahjE5BMn14TjPXbQtple7TGB92CENKI+OhDgg5JrRan0HvpZn4E48ZuMzvXERw7QQr/iKNQLWFOHv/4TECpkVqqhguy9Sc8wqL4gzwiuhd5y3n+BF2eQiEXenA927OXBILpdhyoT/WulI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com; spf=pass smtp.mailfrom=baylibre.com; dkim=pass (2048-bit key) header.d=baylibre-com.20230601.gappssmtp.com header.i=@baylibre-com.20230601.gappssmtp.com header.b=vJ4yU+vq; arc=none smtp.client-ip=209.85.128.50 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=baylibre.com Received: by mail-wm1-f50.google.com with SMTP id 5b1f17b1804b1-426526d30aaso28919245e9.0 for ; Mon, 15 Jul 2024 04:16:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20230601.gappssmtp.com; s=20230601; t=1721042201; x=1721647001; darn=vger.kernel.org; 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=Czqr3VJTl4Kc4YYcH1tRw4LJap/cuiBFRZk+Kq2Jw3s=; b=vJ4yU+vqAajUqnpm8lO940V1bg7c4mXfXLqzTgaNHIxhXYmEH2v1AGaNsD4YO4CL8l VHIsw6buwJBfObl2ZqjnjKWWSMXUZCaDmwmIpjgs//oioeVB2KhZA5xCzVEbVi7U+0ch nToWVWfvGoKcFKQJR51yFzsgrtIjdHPI+CtzLOYU+1Wc/MCBcWaK4mohk4Vp1e5paMAF KSyWhfPZXe5+/fTlfAtO2k8kCMymgs8r/GZKFoM3M2CJc4fWxN0lNtBU+UeHWzIOjaoU CM563Ji/bLCJXIeB1XDMYaae+KF/BPPNF/AYI3TZriBn1u+Dn28MLeu8wGJExXYwoXwJ +pBA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721042201; x=1721647001; 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=Czqr3VJTl4Kc4YYcH1tRw4LJap/cuiBFRZk+Kq2Jw3s=; b=YeSsJKlY/f0dC8L5YnlwGwFcUMdisApSYEhO0rbr5JRqerV3aXC14B35Pgl1elzJem m0zMl3ubyYu8vHt53nmddYlLlMI+OvnTuKuRKnkUa2mS394vfRPuvhw9rqh91tM81+YF R/Fte/5LwzCsBG3dOO2bvFf19gYTPq3KG4NdbR947JxNKX+sgngLWAHpq8KRrhNgGGZw fcRNXfoU2T1yYrDe6DitD1eEu/S2HRxjAui376zVFAcTXMebbrERkJlw09BAnzlc616B kK3hirWLwvl5qjWyXCMlmgXUUTb7/QVH3btym1DRzaHmvA2sk6TtZ4RngsXdr3Rm182s +dbg== X-Gm-Message-State: AOJu0YzE5b7ZU0xrt/s2rIbS3ebfeaMDV0K4pfjqQb50zckjAStRhbX4 Cfznh+N3Px8Hbfj4sOSuSVg8C+njyoyOY3ZhMJ8YnL+u4yDDdlrpL+wHD+ljtRUMD2AdkxH3rzm e X-Google-Smtp-Source: AGHT+IGEWbSe33MdHKmy2XMSwQlfjejH8ByhRWcYlpOgXKnqHKeRtl3HnL5b1YjkQSG4MbAY3pgeHw== X-Received: by 2002:a05:600c:6d8f:b0:426:6f0e:a60 with SMTP id 5b1f17b1804b1-426707e2ffdmr127297615e9.17.1721042201437; Mon, 15 Jul 2024 04:16:41 -0700 (PDT) Received: from localhost (p50915eb1.dip0.t-ipconnect.de. [80.145.94.177]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-427a5e9a814sm82353195e9.27.2024.07.15.04.16.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 Jul 2024 04:16:41 -0700 (PDT) From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: linux-pwm@vger.kernel.org Cc: Trevor Gamblin Subject: [PATCH v2 1/8] pwm: Simplify pwm_capture() Date: Mon, 15 Jul 2024 13:16:06 +0200 Message-ID: X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-pwm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1044; i=u.kleine-koenig@baylibre.com; h=from:subject:message-id; bh=G8RzSgzqE3b/YQkVUMRKktKZQUWUi0ZOXcwktYDJ6dI=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBmlQT5wcq3Lw86TBpbQ43p5wj4GDEBxi8zm7kP2 UGsclMjARKJATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZpUE+QAKCRCPgPtYfRL+ Tl6hB/49+gBE4rEqKhULQsaVbqbInKtlF1lwoNJT0g1Tpkw9cm7A5uhzREf9FJnLjbMNYMRZzoZ deEZYhv0pcBS5Ou7flAzKt1SHb6FDePuS5RAYR4Ui+rtDKLXJOVvpB9gD9OK4boDaI4k3ZJxyeD p2BsZndO3w7nQpcRCGDIOA8Jxjwua0isgvDHzERh6XmZ9wSWCgIpf3LV9Qn0kKzpkiJ9ZX7TC1Y ifq8/TjYDOSuwF9AHGk0uh3AdQHo9hdsQwVvydE6W4J1/tPgdHvKR+8XRBrOJdmZvIqJZ0OCHhX BfqjoCbnpIw6zj1sxZpQQ7UMZv5hwdGWMeq8stFYveEw8wpt X-Developer-Key: i=u.kleine-koenig@baylibre.com; a=openpgp; fpr=0D2511F322BFAB1C1580266BE2DCDD9132669BD6 When pwm_capture() is called, pwm is valid, so the checks for pwm and pwm->chip->ops being NULL can be dropped. Signed-off-by: Uwe Kleine-König --- drivers/pwm/core.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index 56d91c11f0d4..6e752e148b98 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -328,15 +328,15 @@ EXPORT_SYMBOL_GPL(pwm_adjust_config); static int pwm_capture(struct pwm_device *pwm, struct pwm_capture *result, unsigned long timeout) { - if (!pwm || !pwm->chip->ops) - return -EINVAL; + struct pwm_chip *chip = pwm->chip; + const struct pwm_ops *ops = chip->ops; - if (!pwm->chip->ops->capture) + if (!ops->capture) return -ENOSYS; guard(mutex)(&pwm_lock); - return pwm->chip->ops->capture(pwm->chip, pwm, result, timeout); + return ops->capture(chip, pwm, result, timeout); } static struct pwm_chip *pwmchip_find_by_name(const char *name)