From 19951bbf57da87093f7bde25bad41571fbdaf4d9 Mon Sep 17 00:00:00 2001 From: Yangbo Lu Date: Fri, 22 Sep 2017 15:57:12 +0800 Subject: layerscape: drop linux 4.4 support This patch is to drop linux 4.4 for layerscape. Signed-off-by: Yangbo Lu --- .../1096-mtd-spi-nor-add-read-loop.patch | 46 ---------------------- 1 file changed, 46 deletions(-) delete mode 100644 target/linux/layerscape/patches-4.4/1096-mtd-spi-nor-add-read-loop.patch (limited to 'target/linux/layerscape/patches-4.4/1096-mtd-spi-nor-add-read-loop.patch') 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 59d9f3e..0000000 --- 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 -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 -Signed-off-by: Hou Zhiqiang ---- - 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, -- cgit v1.1