Message ID | 20240807100244.16872-7-kfting@nuvoton.com |
---|---|
State | New |
Headers | show
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[2001:b400:e352:b705:880f:4661:e7a1:4abb]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2d1b3aee9acsm1116910a91.26.2024.08.07.03.03.57 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Wed, 07 Aug 2024 03:03:58 -0700 (PDT) From: warp5tw@gmail.com X-Google-Original-From: kfting@nuvoton.com To: tali.perry@nuvoton.com, Avi.Fishman@nuvoton.com, tomer.maimon@nuvoton.com, avifishman70@gmail.com, tmaimon77@gmail.com, tali.perry1@gmail.com, venture@google.com, yuenn@google.com, benjaminfair@google.com, andi.shyti@kernel.org, wsa+renesas@sang-engineering.com, rand.sec96@gmail.com, kwliu@nuvoton.com, jjliu0@nuvoton.com, kfting@nuvoton.com, warp5tw@gmail.com Subject: [PATCH v1 6/7] i2c-npcm7xx.c: Enable slave in eob interrupt Date: Wed, 7 Aug 2024 18:02:43 +0800 Message-Id: <20240807100244.16872-7-kfting@nuvoton.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240807100244.16872-1-kfting@nuvoton.com> References: <20240807100244.16872-1-kfting@nuvoton.com> X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development list for OpenBMC <openbmc.lists.ozlabs.org> List-Unsubscribe: <https://lists.ozlabs.org/options/openbmc>, <mailto:openbmc-request@lists.ozlabs.org?subject=unsubscribe> List-Archive: <http://lists.ozlabs.org/pipermail/openbmc/> List-Post: <mailto:openbmc@lists.ozlabs.org> List-Help: <mailto:openbmc-request@lists.ozlabs.org?subject=help> List-Subscribe: <https://lists.ozlabs.org/listinfo/openbmc>, <mailto:openbmc-request@lists.ozlabs.org?subject=subscribe> Cc: openbmc@lists.ozlabs.org, Charles Boyer <Charles.Boyer@fii-usa.com>, Vivekanand Veeracholan <vveerach@google.com>, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org Errors-To: openbmc-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "openbmc" <openbmc-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org> |
Series |
i2c: npcm: Bug fixes read/write operation, checkpatch
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expand
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diff --git a/drivers/i2c/busses/i2c-npcm7xx.c b/drivers/i2c/busses/i2c-npcm7xx.c index 1537fb7baa8c..1af6a927b9c1 100644 --- a/drivers/i2c/busses/i2c-npcm7xx.c +++ b/drivers/i2c/busses/i2c-npcm7xx.c @@ -1779,6 +1779,12 @@ static int npcm_i2c_int_master_handler(struct npcm_i2c *bus) (FIELD_GET(NPCM_I2CCST3_EO_BUSY, ioread8(bus->reg + NPCM_I2CCST3)))) { npcm_i2c_irq_handle_eob(bus); +#if IS_ENABLED(CONFIG_I2C_SLAVE) + /* reenable slave if it was enabled */ + if (bus->slave) + iowrite8((bus->slave->addr & 0x7F) | NPCM_I2CADDR_SAEN, + bus->reg + NPCM_I2CADDR1); +#endif return 0; }