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d81c03f05e
These patches were generated from: https://github.com/raspberrypi/linux/commits/rpi-6.12.y With the following command: git format-patch -N v6.12.27..HEAD (HEAD -> 8d3206ee456a5ecdf9ddbfd8e5e231e4f0cd716e) Exceptions: - (def)configs patches - github workflows patches - applied & reverted patches - readme patches - wireless patches Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
26 lines
924 B
Diff
26 lines
924 B
Diff
From cae5a7630429f5f7c4788515b06e4695d726824b Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.com>
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Date: Thu, 19 Sep 2024 18:22:24 +0100
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Subject: [PATCH] serial: pl011: Request a memory width of 1 byte
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In order to avoid losing residue bytes when a receive is terminated
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early, set the destination width to single bytes.
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Link: https://github.com/raspberrypi/linux/issues/6365
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Signed-off-by: Phil Elwell <phil@raspberrypi.com>
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---
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drivers/tty/serial/amba-pl011.c | 1 +
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1 file changed, 1 insertion(+)
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--- a/drivers/tty/serial/amba-pl011.c
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+++ b/drivers/tty/serial/amba-pl011.c
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@@ -465,6 +465,7 @@ static void pl011_dma_probe(struct uart_
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.src_addr = uap->port.mapbase +
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pl011_reg_to_offset(uap, REG_DR),
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.src_addr_width = DMA_SLAVE_BUSWIDTH_1_BYTE,
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+ .dst_addr_width = DMA_SLAVE_BUSWIDTH_1_BYTE,
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.direction = DMA_DEV_TO_MEM,
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.src_maxburst = uap->fifosize >> 2,
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.device_fc = false,
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