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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-671d70c9656sm350209a12.31.2026.04.14.01.39.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 14 Apr 2026 01:39:05 -0700 (PDT) Message-ID: Date: Tue, 14 Apr 2026 10:39:03 +0200 Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v1 2/3] pinctrl: qcom: lpass-lpi: Fix GPIO register access helper return types To: Ajay Kumar Nandam , Bjorn Andersson , Linus Walleij Cc: linux-arm-msm@vger.kernel.org, linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, srinivas.kandagatla@oss.qualcomm.com References: <20260413122233.375945-1-ajay.nandam@oss.qualcomm.com> <20260413122233.375945-3-ajay.nandam@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260413122233.375945-3-ajay.nandam@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=C9vZDwP+ c=1 sm=1 tr=0 ts=69ddfd2b cx=c_pps a=JbAStetqSzwMeJznSMzCyw==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=lehnMraD3ed_Nmqd2dEA:9 a=QEXdDO2ut3YA:10 a=zZCYzV9kfG8A:10 a=uxP6HrT_eTzRwkO_Te1X:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDE0MDA3OSBTYWx0ZWRfXy4/80f3U+cyP /sZgXiEJIWqXssronO3Ltafdrop+j0mf9Go0FHsPphxUHXj3NLwOmnZOR++wTzZngDCjZPZTllf kGPaCRSCrq+ZYYgI7yIlMhu/MzuVwRFvl8jbyoHD1G9+xbHNIAgUvfx99dXHOHWSkY6zZ1VVzVL GP6owssd3FqAYKauXGM/cgpCKi/xaHbF1bL5MTz60LCZ1UEewz7hvwNdoyk9nQy5BBslgmdb4mz /ogM4Ys2DYYSW/rDdBP5U1LZs2Bn40knQ6+wgb81vPlHi3JiLYdnx/O9+JjWktCE0dSy6L2pgnt AAy0bO2CWb0fugXIZDsF7m/kUEGR0iOW6rnlTcvsg4dD1NzVnCdOZESQciyI3MFjo+MfSz/91SW eetMZlIEqwvy6BIhdMnf96zpcKLwjDYwGEsFfRVUQ8IogqLFSO7YXO0Fd/vJZP31PJIA7rrLjw/ U60EDr4rkxOoRN8pzMg== X-Proofpoint-GUID: 80uQHqm-89fuoTxfKd-kBNxuetCMFtEi X-Proofpoint-ORIG-GUID: 80uQHqm-89fuoTxfKd-kBNxuetCMFtEi X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-04-14_02,2026-04-13_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 suspectscore=0 clxscore=1015 malwarescore=0 lowpriorityscore=0 phishscore=0 bulkscore=0 spamscore=0 impostorscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604070000 definitions=main-2604140079 On 4/13/26 2:22 PM, Ajay Kumar Nandam wrote: > The LPI GPIO register access helpers previously returned the value from > ioread32(), even though their return type was int. This mixes data > return with status and is inconsistent with common kernel helper > conventions. > > Rework lpi_gpio_read() and lpi_gpio_write() to return an int status and > use output parameters to pass register values. Update all callers to > match the new helper interface. lpi_gpio_read/write() can never fail, let's just make _read() return a u32 and _write() a void Konrad