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[60.250.196.139]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-37d15df8b8esm11506913a91.16.2026.06.22.22.47.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Jun 2026 22:47:32 -0700 (PDT) From: baneric926@gmail.com X-Google-Original-From: kcfeng0@nuvoton.com To: avifishman70@gmail.com, tmaimon77@gmail.com, tali.perry1@gmail.com, venture@google.com, yuenn@google.com, benjaminfair@google.com, andi.shyti@kernel.org Cc: openbmc@lists.ozlabs.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, kwliu@nuvoton.com, kfting@nuvoton.com, kcfeng0@nuvoton.com Subject: [PATCH v1 0/1] i2c: npcm: unexpected SLVRSTR IRQ in master mode Date: Tue, 23 Jun 2026 13:46:34 +0800 Message-Id: <20260623054635.1214525-1-kcfeng0@nuvoton.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Ban Feng SLVRSTR IRQ occurs even when BMC acts as master role only. This case was not handled in the master IRQ handler, resulting in IRQ storming. Handle this condition to prevent the spurious interrupt. Ban Feng (1): i2c: npcm: unexpected SLVRSTR IRQ in master mode drivers/i2c/busses/i2c-npcm7xx.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) -- 2.34.1