From 8c1e760ab60994de26d2a2c85f91e86192999dfb Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Fri, 23 Jun 2017 10:27:20 +0200 Subject: kernel: backport upstream mtdpart.c cleanups MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Except for renames and line changes the only conflict was in allocate_partition in handling MTD_WRITEABLE. Hopefully it was handled correctly. Signed-off-by: Rafał Miłecki --- ...tition-device-node-to-mtd-partition-devic.patch | 50 ++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 target/linux/generic/patches-4.9/064-v4.11-0002-mtd-Add-partition-device-node-to-mtd-partition-devic.patch (limited to 'target/linux/generic/patches-4.9/064-v4.11-0002-mtd-Add-partition-device-node-to-mtd-partition-devic.patch') diff --git a/target/linux/generic/patches-4.9/064-v4.11-0002-mtd-Add-partition-device-node-to-mtd-partition-devic.patch b/target/linux/generic/patches-4.9/064-v4.11-0002-mtd-Add-partition-device-node-to-mtd-partition-devic.patch new file mode 100644 index 0000000000..ea68fc474f --- /dev/null +++ b/target/linux/generic/patches-4.9/064-v4.11-0002-mtd-Add-partition-device-node-to-mtd-partition-devic.patch @@ -0,0 +1,50 @@ +From 42e9401bd1467d22c4dc4d2c637347b874e6a80b Mon Sep 17 00:00:00 2001 +From: Sascha Hauer +Date: Thu, 9 Feb 2017 11:50:24 +0100 +Subject: [PATCH] mtd: Add partition device node to mtd partition devices +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +The user visible change here is that mtd partitions get an of_node link +in sysfs. + +Signed-off-by: Sascha Hauer +Signed-off-by: Uwe Kleine-König +Signed-off-by: Brian Norris +--- + drivers/mtd/mtdpart.c | 1 + + drivers/mtd/ofpart.c | 1 + + include/linux/mtd/partitions.h | 1 + + 3 files changed, 3 insertions(+) + +--- a/drivers/mtd/mtdpart.c ++++ b/drivers/mtd/mtdpart.c +@@ -432,6 +432,7 @@ static struct mtd_part *allocate_partiti + slave->mtd.dev.parent = IS_ENABLED(CONFIG_MTD_PARTITIONED_MASTER) ? + &master->dev : + master->dev.parent; ++ slave->mtd.dev.of_node = part->of_node; + + slave->mtd._read = part_read; + slave->mtd._write = part_write; +--- a/drivers/mtd/ofpart.c ++++ b/drivers/mtd/ofpart.c +@@ -108,6 +108,7 @@ static int parse_ofpart_partitions(struc + + parts[i].offset = of_read_number(reg, a_cells); + parts[i].size = of_read_number(reg + a_cells, s_cells); ++ parts[i].of_node = pp; + + partname = of_get_property(pp, "label", &len); + if (!partname) +--- a/include/linux/mtd/partitions.h ++++ b/include/linux/mtd/partitions.h +@@ -41,6 +41,7 @@ struct mtd_partition { + uint64_t size; /* partition size */ + uint64_t offset; /* offset within the master MTD space */ + uint32_t mask_flags; /* master MTD flags to mask out for this partition */ ++ struct device_node *of_node; + }; + + #define MTDPART_OFS_RETAIN (-3) -- cgit v1.2.3