mirror of https://github.com/hak5/openwrt.git
27 lines
973 B
Diff
27 lines
973 B
Diff
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From 9864f39695aefe0831b3c6e86c0dff30489ad580 Mon Sep 17 00:00:00 2001
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From: Matthew McClintock <mmcclint@codeaurora.org>
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Date: Thu, 10 Mar 2016 16:48:27 -0600
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Subject: [PATCH 08/69] spi: qup: don't re-read opflags to see if transaction
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is done for reads
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For reads, we will get another interrupt so we need to handle things
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then. For writes, we can finish up now.
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Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org>
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---
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drivers/spi/spi-qup.c | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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--- a/drivers/spi/spi-qup.c
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+++ b/drivers/spi/spi-qup.c
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@@ -567,7 +567,8 @@ static irqreturn_t spi_qup_qup_irq(int i
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}
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/* re-read opflags as flags may have changed due to actions above */
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- opflags = readl_relaxed(controller->base + QUP_OPERATIONAL);
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+ if (opflags & QUP_OP_OUT_SERVICE_FLAG)
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+ opflags = readl_relaxed(controller->base + QUP_OPERATIONAL);
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if ((controller->rx_bytes == xfer->len &&
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(opflags & QUP_OP_MAX_INPUT_DONE_FLAG)) || error)
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