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34 lines
1.3 KiB
Diff
34 lines
1.3 KiB
Diff
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From 432d271f831a8182efa9a6ae9769fb81c32370da Mon Sep 17 00:00:00 2001
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From: Dom Cobley <popcornmix@gmail.com>
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Date: Tue, 30 May 2023 15:51:48 +0100
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Subject: [PATCH] bcm2835-dma: Move definition of PROT bits to expected
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place
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Fixes: 654368fe848c ("bcm2835-dma: Need to keep PROT bits set in CS on 40bit controller")
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Signed-off-by: Dom Cobley <popcornmix@gmail.com>
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---
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drivers/dma/bcm2835-dma.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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--- a/drivers/dma/bcm2835-dma.c
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+++ b/drivers/dma/bcm2835-dma.c
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@@ -242,6 +242,8 @@ struct bcm2835_desc {
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#define BCM2711_DMA40_WR_PAUSED BIT(5) /* Writing is paused */
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#define BCM2711_DMA40_DREQ_PAUSED BIT(6) /* Is paused by DREQ flow control */
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#define BCM2711_DMA40_WAITING_FOR_WRITES BIT(7) /* Waiting for last write */
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+// we always want to run in supervisor mode
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+#define BCM2711_DMA40_PROT (BIT(8)|BIT(9))
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#define BCM2711_DMA40_ERR BIT(10)
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#define BCM2711_DMA40_QOS(x) (((x) & 0x1f) << 16)
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#define BCM2711_DMA40_PANIC_QOS(x) (((x) & 0x1f) << 20)
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@@ -250,8 +252,6 @@ struct bcm2835_desc {
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#define BCM2711_DMA40_DISDEBUG BIT(29)
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#define BCM2711_DMA40_ABORT BIT(30)
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#define BCM2711_DMA40_HALT BIT(31)
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-// we always want to run in supervisor mode
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-#define BCM2711_DMA40_PROT (BIT(8)|BIT(9))
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#define BCM2711_DMA40_CS_FLAGS(x) (x & (BCM2711_DMA40_QOS(15) | \
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BCM2711_DMA40_PANIC_QOS(15) | \
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