From: André Draszik <andre.draszik@linaro.org>
Date: Mon, 5 Jan 2026 12:34:35 +0000 (+0000)
Subject: mailbox: exynos: drop unneeded runtime pointer (pclk)
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6b0eadf69bd1b33e887f5f089e056739921ebe42;p=thirdparty%2Fkernel%2Flinux.git

mailbox: exynos: drop unneeded runtime pointer (pclk)

pclk is not needed past probe(), just drop it. This saves a little bit
of runtime memory.

Signed-off-by: André Draszik <andre.draszik@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Reviewed-by: Tudor Ambarus <tudor.ambarus@linaro.org>
Signed-off-by: Jassi Brar <jassisinghbrar@gmail.com>
---

diff --git a/drivers/mailbox/exynos-mailbox.c b/drivers/mailbox/exynos-mailbox.c
index 2320649bf60c..5f2d3b81c1db 100644
--- a/drivers/mailbox/exynos-mailbox.c
+++ b/drivers/mailbox/exynos-mailbox.c
@@ -35,12 +35,10 @@
  * struct exynos_mbox - driver's private data.
  * @regs:	mailbox registers base address.
  * @mbox:	pointer to the mailbox controller.
- * @pclk:	pointer to the mailbox peripheral clock.
  */
 struct exynos_mbox {
 	void __iomem *regs;
 	struct mbox_controller *mbox;
-	struct clk *pclk;
 };
 
 static int exynos_mbox_send_data(struct mbox_chan *chan, void *data)
@@ -100,6 +98,7 @@ static int exynos_mbox_probe(struct platform_device *pdev)
 	struct exynos_mbox *exynos_mbox;
 	struct mbox_controller *mbox;
 	struct mbox_chan *chans;
+	struct clk *pclk;
 	int i;
 
 	exynos_mbox = devm_kzalloc(dev, sizeof(*exynos_mbox), GFP_KERNEL);
@@ -119,9 +118,9 @@ static int exynos_mbox_probe(struct platform_device *pdev)
 	if (IS_ERR(exynos_mbox->regs))
 		return PTR_ERR(exynos_mbox->regs);
 
-	exynos_mbox->pclk = devm_clk_get_enabled(dev, "pclk");
-	if (IS_ERR(exynos_mbox->pclk))
-		return dev_err_probe(dev, PTR_ERR(exynos_mbox->pclk),
+	pclk = devm_clk_get_enabled(dev, "pclk");
+	if (IS_ERR(pclk))
+		return dev_err_probe(dev, PTR_ERR(pclk),
 				     "Failed to enable clock.\n");
 
 	mbox->num_chans = EXYNOS_MBOX_CHAN_COUNT;