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Tue, 02 Jun 2026 17:55:13 -0700 (PDT) From: Rosen Penev To: linux-i2c@vger.kernel.org Cc: Jochen Friedrich , Andi Shyti , linuxppc-dev@lists.ozlabs.org (open list:FREESCALE I2C CPM DRIVER), linux-kernel@vger.kernel.org (open list) Subject: [PATCH] i2c: cpm: Use platform_get_irq() to retrieve interrupt Date: Tue, 2 Jun 2026 17:54:55 -0700 Message-ID: <20260603005455.226882-1-rosenp@gmail.com> X-Mailer: git-send-email 2.54.0 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Replace irq_of_parse_and_map() with platform_get_irq() as recommended for device-managed IRQ lookup. Properly propagate any errors returned from platform_get_irq(). irq_of_parse_and_map() requires ire_dispose_mapping(), which is missing. Assisted-by: opencode:big-pickle Signed-off-by: Rosen Penev --- drivers/i2c/busses/i2c-cpm.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/i2c/busses/i2c-cpm.c b/drivers/i2c/busses/i2c-cpm.c index 2cb6a233d313..23679c192edc 100644 --- a/drivers/i2c/busses/i2c-cpm.c +++ b/drivers/i2c/busses/i2c-cpm.c @@ -434,9 +434,9 @@ static int cpm_i2c_setup(struct cpm_i2c *cpm) init_waitqueue_head(&cpm->i2c_wait); - cpm->irq = irq_of_parse_and_map(ofdev->dev.of_node, 0); - if (!cpm->irq) - return -EINVAL; + cpm->irq = platform_get_irq(ofdev, 0); + if (cpm->irq < 0) + return cpm->irq; /* Install interrupt handler. */ ret = request_irq(cpm->irq, cpm_i2c_interrupt, 0, "cpm_i2c", -- 2.54.0