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author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-03-19 15:15:07 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-03-19 15:15:07 -0700 |
commit | 31e182363b39d84031eadf0caf6d99fd9eb056f0 (patch) | |
tree | 82dfe8293c9880ad521f67f3afc20a2fe55efddd /drivers/of | |
parent | 1200b6809dfd9d73bc4c7db76d288c35fa4b2ebe (diff) | |
parent | 5027e19db8cee24e189f8afa53b548e1ac5d0c1d (diff) | |
download | linux-31e182363b39d84031eadf0caf6d99fd9eb056f0.tar.gz linux-31e182363b39d84031eadf0caf6d99fd9eb056f0.tar.bz2 linux-31e182363b39d84031eadf0caf6d99fd9eb056f0.zip |
Merge tag 'devicetree-for-4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux
Pull DeviceTree updates from Rob Herring:
- new tool 'dtx_diff' to diff DT files
- sync kernel's dtc/libfdt to current dtc repo master
- fix for reserved memory regions located in highmem
- document standard unit suffixes for DT properties
- various DT binding doc updates
* tag 'devicetree-for-4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
of: Add vendor prefix for eGalax_eMPIA Technology Inc
Input: ads7846: Add description how to use internal reference (ADS7846)
ARM: realview: add EB syscon variants to bindings
devicetree: bindings: ARM: Use "uV" for micro-volt
serial: fsl-imx-uart: Fix typo in fsl,dte-mode description
of: add 'const' for of_property_*_string*() parameter '*np'
of/unittest: fix infinite loop in of_unittest_destroy_tracked_overlays()
of: alloc anywhere from memblock if range not specified
kbuild: Allow using host dtc instead of kernel's copy
of: resolver: Add missing of_node_get and of_node_put
of: Add United Radiant Technology Corporation vendor prefix
dt/bindings: add documentation on standard property unit suffixes
scripts/dtc: Update to upstream commit b06e55c88b9b
ARM: boot: Add an implementation of strnlen for libfdt
scripts/dtc: dtx_diff - add info to error message
dtc: create tool to diff device trees
Diffstat (limited to 'drivers/of')
-rw-r--r-- | drivers/of/base.c | 15 | ||||
-rw-r--r-- | drivers/of/of_reserved_mem.c | 4 | ||||
-rw-r--r-- | drivers/of/resolver.c | 7 | ||||
-rw-r--r-- | drivers/of/unittest.c | 5 |
4 files changed, 21 insertions, 10 deletions
diff --git a/drivers/of/base.c b/drivers/of/base.c index 017dd94f16ea..b299de2b3afa 100644 --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -1341,10 +1341,10 @@ EXPORT_SYMBOL_GPL(of_property_read_u64_array); * * The out_string pointer is modified only if a valid string can be decoded. */ -int of_property_read_string(struct device_node *np, const char *propname, +int of_property_read_string(const struct device_node *np, const char *propname, const char **out_string) { - struct property *prop = of_find_property(np, propname, NULL); + const struct property *prop = of_find_property(np, propname, NULL); if (!prop) return -EINVAL; if (!prop->value) @@ -1365,10 +1365,10 @@ EXPORT_SYMBOL_GPL(of_property_read_string); * This function searches a string list property and returns the index * of a specific string value. */ -int of_property_match_string(struct device_node *np, const char *propname, +int of_property_match_string(const struct device_node *np, const char *propname, const char *string) { - struct property *prop = of_find_property(np, propname, NULL); + const struct property *prop = of_find_property(np, propname, NULL); size_t l; int i; const char *p, *end; @@ -1404,10 +1404,11 @@ EXPORT_SYMBOL_GPL(of_property_match_string); * Don't call this function directly. It is a utility helper for the * of_property_read_string*() family of functions. */ -int of_property_read_string_helper(struct device_node *np, const char *propname, - const char **out_strs, size_t sz, int skip) +int of_property_read_string_helper(const struct device_node *np, + const char *propname, const char **out_strs, + size_t sz, int skip) { - struct property *prop = of_find_property(np, propname, NULL); + const struct property *prop = of_find_property(np, propname, NULL); int l = 0, i = 0; const char *p, *end; diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c index 1a3556a9e9ea..ed01c0172e4a 100644 --- a/drivers/of/of_reserved_mem.c +++ b/drivers/of/of_reserved_mem.c @@ -32,11 +32,13 @@ int __init __weak early_init_dt_alloc_reserved_memory_arch(phys_addr_t size, phys_addr_t align, phys_addr_t start, phys_addr_t end, bool nomap, phys_addr_t *res_base) { + phys_addr_t base; /* * We use __memblock_alloc_base() because memblock_alloc_base() * panic()s on allocation failure. */ - phys_addr_t base = __memblock_alloc_base(size, align, end); + end = !end ? MEMBLOCK_ALLOC_ANYWHERE : end; + base = __memblock_alloc_base(size, align, end); if (!base) return -ENOMEM; diff --git a/drivers/of/resolver.c b/drivers/of/resolver.c index 640eb4cb46e3..d313d492f278 100644 --- a/drivers/of/resolver.c +++ b/drivers/of/resolver.c @@ -36,12 +36,14 @@ static struct device_node *__of_find_node_by_full_name(struct device_node *node, /* check */ if (of_node_cmp(node->full_name, full_name) == 0) - return node; + return of_node_get(node); for_each_child_of_node(node, child) { found = __of_find_node_by_full_name(child, full_name); - if (found != NULL) + if (found != NULL) { + of_node_put(child); return found; + } } return NULL; @@ -174,6 +176,7 @@ static int __of_adjust_phandle_ref(struct device_node *node, if (of_prop_cmp(sprop->name, propstr) == 0) break; } + of_node_put(refnode); if (!sprop) { pr_err("%s: Could not find property '%s'\n", diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c index 979b6e415cea..e986e6ee52e0 100644 --- a/drivers/of/unittest.c +++ b/drivers/of/unittest.c @@ -1165,6 +1165,11 @@ static void of_unittest_destroy_tracked_overlays(void) continue; ret = of_overlay_destroy(id + overlay_first_id); + if (ret == -ENODEV) { + pr_warn("%s: no overlay to destroy for #%d\n", + __func__, id + overlay_first_id); + continue; + } if (ret != 0) { defers++; pr_warn("%s: overlay destroy failed for #%d\n", |