From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f194.google.com (mail-pf1-f194.google.com [209.85.210.194]) (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 6FFAE37EFEE for ; Wed, 4 Mar 2026 08:46:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.194 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772613979; cv=none; b=VrXMGFyvncsWQX/7dZGRTj9mLFw16JrqRlSStHvnomwMXKrc2jQChU4Q8aiE1lUppr0l6iZDtjRwE/lISxDlB588iGPUx9kNltmYWwYWj/KLjtm4cKMjv/WzvowD4lQC1/RK3BhLTvnE904z53LB9uhwFR3lELcvUMdtg43pRg4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772613979; c=relaxed/simple; bh=YBpifJqm/54bZf8fKNduKAhexgzSPQz3kLt7ReTQDcU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=s6PaOR1wA0lwzGtVehm7tHDHWjhnKoR0/ogl0+9ETeduDgGiDeJLU5pK3H3sZ2DKv0M1sLN25mCrdz41BPsRB/5tInSgF6pu5lnRStixV9Ei7CvYuaX3abWWP/Xn6InGyJm5o+qlabf57e7rEBhE/6+qukEhQIVXarryWtMwNOM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=NjrYWGon; arc=none smtp.client-ip=209.85.210.194 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="NjrYWGon" Received: by mail-pf1-f194.google.com with SMTP id d2e1a72fcca58-824a8039d9fso461118b3a.0 for ; Wed, 04 Mar 2026 00:46:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1772613977; x=1773218777; 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=GMIriR80Bv2/px5vVUBdIIwvGCQt0tK9lk6zU9lA43M=; b=NjrYWGonEefk6v3d3hoeJW6vyX9BN1D9lW+yptdkHHA3O0+D7Je3sRv0IKCpamr+xd 6Zdm4wxLj7NdPOYS7U1GECSaSYzUA8ljyoiuAXzpSlcVzv5zczUMt4kYSpj1wGyMqf24 528jVV2yAdGn4ijsLI2cKaUd6zBzI++MNCmgDLOUIKm8lhesEM1prVaHMYJ++Y3Inrvh mEIfRPmzpXxS+yZsTFCBaXu77i/4t5x85xuGRcSOSh8TqNw/vPxe5s8yuk0Fg2pDAvUw dew/aOTKGlA6D/HUeYlRPoxqIpz27xxGgF6UEgG9gzaMuvDy2HJ5IoZ10TjRejo4Cqfh y+Pw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772613977; x=1773218777; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=GMIriR80Bv2/px5vVUBdIIwvGCQt0tK9lk6zU9lA43M=; b=jPyyFl3te6sqVLsTqepGf1mrWq+CBSjA3ojpUGwcTtHDgQ7OzpyuUavvyBazamFZ/9 +Q6iOZQsSvH/gyIjJRcCxZ3qMzpgQ4FpR17iTB3HF1zYjRjlaZi2OlJp69JciTeU6EQi XCL2yX4FQezmELc1VkuM5C5UKCZzZTSWJ+RPBD8xV0VE76pCvsRlZ7AnDXh3PyqoBQIV HhMNuVD5ZoIuJuZatOrv0etKEnsIdakLSRslYxk5tX4L4mJJ32xMhL55f0WhoUmIjfCa PzuO68DX2OAFdhghioQJVonBuiqav94QYziv7RW3Q/jDEJA57DpqQXqNgFHZeqCkuB7+ ecFQ== X-Forwarded-Encrypted: i=1; AJvYcCUty83ijepTWzScJXkGhSKrOV+7SfWUMm0n0SoxYQO07zbkitqpERPTQGQlCdWOtKT598yKdfMefiGl6Po=@vger.kernel.org X-Gm-Message-State: AOJu0Yz2g7WmIe5ASpOI61FafnUpyWPMFEV8/HOXRLDVnvt3ZLPcXfH2 wb/mZGwLsVbC9xpoqeFBdcNjzG+/lyVcUrjxQCE05YnHAkHCTgjEBGJR X-Gm-Gg: ATEYQzw95JeTXmUSyxZlDImLAv6eHf7rYuhKlvo03q3t17ylVQ9Tl9Wiy/bu2w4Pj4E RXlCK3ZakrS6ztBS3XsWuQAjoj6pB7dils1KKhYq7n5FEWsKxgBPoR/x0Khj1IdBELC4TVQ7TOX jC+DqsU50+JHqosjXpe1OFb7BBQf7GAOquTjqFS+9GV7x5CTc+XG5t5hU8rtexZuO2F0IiWHKpY 2SJVG5G8cnAn1OnUkqMyPI92WJzJLl3oGN5dv19p5njsZFrLx2y76gLU9gzuKvJeoNxZSfl8NFz 2KGE2VUJddpHYPAu9wjOcnqOw8FLhKrLs8NzVp5x2EXqXJd0Ugkg9gMFEdEHyBO4egRnfMURpK3 FoxSim3qSl7GF+Jjlg36aCSFDh9K43UWaB5GvOFv2L5OGxm+F6MG0+srYQTMvEBu9J1e9s/ZDz9 Kdpota/IBUkJM1DVbFb/LLFpu9IA5ZIZQtarFa/O6CxHy8FV11L9t9Vs0UtFQJtWGLSHj9PzIM4 4Cxwuc6ghjM1a0= X-Received: by 2002:a17:902:e851:b0:2ae:5038:6998 with SMTP id d9443c01a7336-2ae6ab75e62mr10505315ad.8.1772613976792; Wed, 04 Mar 2026 00:46:16 -0800 (PST) Received: from cute.. ([2405:201:31:d01f:950d:ab7d:5e5c:5244]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2ae3d1b2c5esm122010285ad.6.2026.03.04.00.46.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Mar 2026 00:46:16 -0800 (PST) From: Soham Kute To: sudipm.mukherjee@gmail.com, teddy.wang@siliconmotion.com Cc: gregkh@linuxfoundation.org, linux-fbdev@vger.kernel.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, dan.carpenter@linaro.org, Soham Kute Subject: [PATCH 5/6] staging: sm750fb: sw_i2c_write_byte: return -ETIMEDOUT on timeout Date: Wed, 4 Mar 2026 14:15:44 +0530 Message-Id: <20260304084545.156170-6-officialsohamkute@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260304084545.156170-1-officialsohamkute@gmail.com> References: <20260304084545.156170-1-officialsohamkute@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Return -ETIMEDOUT instead of -1 when the I2C byte write times out. The callers check for non-zero return value and treat it as failure. Signed-off-by: Soham Kute --- drivers/staging/sm750fb/ddk750_swi2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/sm750fb/ddk750_swi2c.c b/drivers/staging/sm750fb/ddk750_swi2c.c index 0ef8d4ff2ef9..a17f758dda6c 100644 --- a/drivers/staging/sm750fb/ddk750_swi2c.c +++ b/drivers/staging/sm750fb/ddk750_swi2c.c @@ -294,7 +294,7 @@ static long sw_i2c_write_byte(unsigned char data) if (i < 0xff) return 0; else - return -1; + return -ETIMEDOUT; } /* -- 2.34.1