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f8e65fecee
Backport spi driver delay fixes from the 5.17-rc1 kernel. Signed-off-by: Oskari Lemmela <oskari@lemmela.net> [port also to kernel 5.15] Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
28 lines
792 B
Diff
28 lines
792 B
Diff
From c70282457c380db7deb57c81a6894debc8f88efa Mon Sep 17 00:00:00 2001
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From: Oskari Lemmela <oskari@lemmela.net>
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Date: Wed, 22 Dec 2021 07:59:58 +0200
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Subject: [PATCH] spi: ar934x: fix transfer and word delays
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Add missing delay between transferred messages and words.
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Signed-off-by: Oskari Lemmela <oskari@lemmela.net>
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Link: https://lore.kernel.org/r/20211222055958.1383233-3-oskari@lemmela.net
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Signed-off-by: Mark Brown <broonie@kernel.org>
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---
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drivers/spi/spi-ar934x.c | 2 ++
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1 file changed, 2 insertions(+)
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--- a/drivers/spi/spi-ar934x.c
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+++ b/drivers/spi/spi-ar934x.c
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@@ -137,8 +137,10 @@ static int ar934x_spi_transfer_one_messa
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reg >>= 8;
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}
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}
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+ spi_delay_exec(&t->word_delay, t);
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}
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m->actual_length += t->len;
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+ spi_transfer_delay_exec(t);
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}
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msg_done:
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