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author | Yangbo Lu <yangbo.lu@nxp.com> | 2017-09-22 15:57:12 +0800 |
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committer | John Crispin <john@phrozen.org> | 2017-10-07 23:13:22 +0200 |
commit | 19951bbf57da87093f7bde25bad41571fbdaf4d9 (patch) | |
tree | 459e3c2b49cfa9bf34e124b2e45e14849a29fc21 /target/linux/layerscape/patches-4.4/1096-mtd-spi-nor-add-read-loop.patch | |
parent | e3f47958dd16137ea903ca3733435862d9f602ae (diff) | |
download | upstream-19951bbf57da87093f7bde25bad41571fbdaf4d9.tar.gz upstream-19951bbf57da87093f7bde25bad41571fbdaf4d9.tar.bz2 upstream-19951bbf57da87093f7bde25bad41571fbdaf4d9.zip |
layerscape: drop linux 4.4 support
This patch is to drop linux 4.4 for layerscape.
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Diffstat (limited to 'target/linux/layerscape/patches-4.4/1096-mtd-spi-nor-add-read-loop.patch')
-rw-r--r-- | target/linux/layerscape/patches-4.4/1096-mtd-spi-nor-add-read-loop.patch | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/target/linux/layerscape/patches-4.4/1096-mtd-spi-nor-add-read-loop.patch b/target/linux/layerscape/patches-4.4/1096-mtd-spi-nor-add-read-loop.patch deleted file mode 100644 index 59d9f3e88a..0000000000 --- a/target/linux/layerscape/patches-4.4/1096-mtd-spi-nor-add-read-loop.patch +++ /dev/null @@ -1,46 +0,0 @@ -From b5929f91416d64afacf46c649f38cc8f0eea50d2 Mon Sep 17 00:00:00 2001 -From: Michal Suchanek <hramrach@gmail.com> -Date: Wed, 2 Dec 2015 10:38:20 +0000 -Subject: [PATCH 096/113] mtd: spi-nor: add read loop - -mtdblock and ubi do not handle the situation when read returns less data -than requested. Loop in spi-nor until buffer is filled or an error is -returned. - -Signed-off-by: Michal Suchanek <hramrach@gmail.com> -Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@freescale.com> ---- - drivers/mtd/spi-nor/spi-nor.c | 20 ++++++++++++++------ - 1 file changed, 14 insertions(+), 6 deletions(-) - ---- a/drivers/mtd/spi-nor/spi-nor.c -+++ b/drivers/mtd/spi-nor/spi-nor.c -@@ -921,14 +921,22 @@ static int spi_nor_read(struct mtd_info - if (ret) - return ret; - -- ret = nor->read(nor, from, len, buf); -+ while (len) { -+ ret = nor->read(nor, from, len, buf); -+ if (ret <= 0) -+ goto read_err; - -- spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_READ); -- if (ret < 0) -- return ret; -+ WARN_ON(ret > len); -+ *retlen += ret; -+ buf += ret; -+ from += ret; -+ len -= ret; -+ } -+ ret = 0; - -- *retlen += ret; -- return 0; -+read_err: -+ spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_READ); -+ return ret; - } - - static int sst_write(struct mtd_info *mtd, loff_t to, size_t len, |