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5ff0e70930
This patch series greatly improve airoha snfi driver and fix a number of serious bugs. Fixed bugs: * Fix reading/writing of flashes with more than one plane per lun * Fill the buffer with 0xff before writing * Fix reading of flashes supporting continuous reading mode * Fix error paths Improvements: * Add support of dual/quad wires spi modes in exec_op(). This also fix flash reading/writing if dirmap can't be created. * Support of dualio/quadio flash reading commands Signed-off-by: Mikhail Kshevetskiy <mikhail.kshevetskiy@iopsys.eu> Link: https://github.com/openwrt/openwrt/pull/20295 Signed-off-by: Robert Marko <robimarko@gmail.com>
32 lines
1.0 KiB
Diff
32 lines
1.0 KiB
Diff
From 4658f57ba7f60c3bd8e14c1ca7acf2090aee8436 Mon Sep 17 00:00:00 2001
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From: Mikhail Kshevetskiy <mikhail.kshevetskiy@iopsys.eu>
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Date: Tue, 12 Aug 2025 06:21:35 +0300
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Subject: [PATCH v6 02/13] spi: airoha: remove unnecessary restriction length
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The "length < 160" restriction is not needed because airoha_snand_write_data()
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and airoha_snand_read_data() will properly handle data transfers above
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SPI_MAX_TRANSFER_SIZE.
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Signed-off-by: Mikhail Kshevetskiy <mikhail.kshevetskiy@iopsys.eu>
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Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
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---
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drivers/spi/spi-airoha-snfi.c | 7 -------
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1 file changed, 7 deletions(-)
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--- a/drivers/spi/spi-airoha-snfi.c
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+++ b/drivers/spi/spi-airoha-snfi.c
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@@ -579,13 +579,6 @@ static int airoha_snand_adjust_op_size(s
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if (op->data.nbytes > max_len)
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op->data.nbytes = max_len;
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- } else {
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- max_len = 1 + op->addr.nbytes + op->dummy.nbytes;
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- if (max_len >= 160)
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- return -EOPNOTSUPP;
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-
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- if (op->data.nbytes > 160 - max_len)
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- op->data.nbytes = 160 - max_len;
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}
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return 0;
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