linux-kernel - [PATCH 06/12] dmaengine: bcm2835: Use to_bcm2711

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Date: Sun,  4 Feb 2024 07:59:34 +0100
From: Andrea della Porta <andrea.porta@...e.com>
To: Vinod Koul <vkoul@...nel.org>,
	Florian Fainelli <florian.fainelli@...adcom.com>,
	Ray Jui <rjui@...adcom.com>,
	Scott Branden <sbranden@...adcom.com>,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	dmaengine@...r.kernel.org,
	linux-rpi-kernel@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Cc: Maxime Ripard <maxime@...no.tech>,
	Dom Cobley <popcornmix@...il.com>,
	Phil Elwell <phil@...pberrypi.com>
Subject: [PATCH 06/12] dmaengine: bcm2835: Use to_bcm2711_cbaddr where relevant

From: Maxime Ripard <maxime@...no.tech>

bcm2711_dma40_memcpy has some code strictly equivalent to the
to_bcm2711_cbaddr() function. Let's use it instead.

Signed-off-by: Maxime Ripard <maxime@...no.tech>
---
 drivers/dma/bcm2835-dma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/bcm2835-dma.c b/drivers/dma/bcm2835-dma.c
index 077812eda609..d8d1f9ba2572 100644
--- a/drivers/dma/bcm2835-dma.c
+++ b/drivers/dma/bcm2835-dma.c
@@ -1214,7 +1214,7 @@ void bcm2711_dma40_memcpy(dma_addr_t dst, dma_addr_t src, size_t size)
 	scb->len = size;
 	scb->next_cb = 0;
 
-	writel((u32)(memcpy_scb_dma >> 5), memcpy_chan + BCM2711_DMA40_CB);
+	writel(to_bcm2711_cbaddr(memcpy_scb_dma), memcpy_chan + BCM2711_DMA40_CB);
 	writel(BCM2711_DMA40_MEMCPY_FLAGS + BCM2711_DMA40_ACTIVE,
 	       memcpy_chan + BCM2711_DMA40_CS);
 
-- 
2.41.0