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793f8ab62c
Add kernel patches for version 6.1. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
52 lines
1.7 KiB
Diff
52 lines
1.7 KiB
Diff
From b4c2f9c2f928b8481d85569ebd4efa419d29cfdb Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.com>
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Date: Thu, 11 May 2023 16:19:57 +0100
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Subject: [PATCH] bcm2835-mmc: Use phys addresses for slave DMA config
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Contrary to what struct snd_dmaengine_dai_dma_data suggests, the
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configuration of addresses of DMA slave interfaces should be done in
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CPU physical addresses.
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Signed-off-by: Phil Elwell <phil@raspberrypi.com>
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---
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drivers/mmc/host/bcm2835-mmc.c | 16 +---------------
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1 file changed, 1 insertion(+), 15 deletions(-)
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--- a/drivers/mmc/host/bcm2835-mmc.c
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+++ b/drivers/mmc/host/bcm2835-mmc.c
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@@ -1404,7 +1404,6 @@ static int bcm2835_mmc_probe(struct plat
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struct resource *iomem;
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struct bcm2835_host *host;
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struct mmc_host *mmc;
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- const __be32 *addr;
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int ret;
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mmc = mmc_alloc_host(sizeof(*host), dev);
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@@ -1417,25 +1416,12 @@ static int bcm2835_mmc_probe(struct plat
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host->timeout = msecs_to_jiffies(1000);
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spin_lock_init(&host->lock);
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- iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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- host->ioaddr = devm_ioremap_resource(dev, iomem);
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+ host->ioaddr = devm_platform_get_and_ioremap_resource(pdev, 0, &iomem);
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if (IS_ERR(host->ioaddr)) {
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ret = PTR_ERR(host->ioaddr);
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goto err;
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}
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- addr = of_get_address(node, 0, NULL, NULL);
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- if (!addr) {
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- dev_err(dev, "could not get DMA-register address\n");
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- ret = -ENODEV;
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- goto err;
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- }
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- host->bus_addr = be32_to_cpup(addr);
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- pr_debug(" - ioaddr %lx, iomem->start %lx, bus_addr %lx\n",
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- (unsigned long)host->ioaddr,
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- (unsigned long)iomem->start,
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- (unsigned long)host->bus_addr);
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-
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#ifndef FORCE_PIO
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if (node) {
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host->dma_chan_rxtx = dma_request_slave_channel(dev, "rx-tx");
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