scripts/dtc: Update to upstream version v1.4.6-9-gaadd0b65c987

This adds the following commits from upstream: aadd0b65c987 checks: centralize printing of property names in failure messages 88960e398907 checks: centralize printing of node path in check_msg f1879e1a50eb Add limited read-only support for older (V2 and V3) device tree to libfdt. 37dea76e9700 srcpos: drop special handling of tab 65893da4aee0 libfdt: overlay: Add missing license 962a45ca034d Avoid installing pylibfdt when dependencies are missing cd6ea1b2bea6 Makefile: Split INSTALL out into INSTALL_{PROGRAM,LIB,DATA,SCRIPT} 51b3a16338df Makefile.tests: Add LIBDL make(1) variable for portability sake 333d533a8f4d Attempt to auto-detect stat(1) being used if not given proper invocation e54388015af1 dtc: Bump version to v1.4.6 a1fe86f380cb fdtoverlay: Switch from using alloca to malloc c8d5472de3ff tests: Improve compatibility with other platforms c81d389a10cc checks: add chosen node checks e671852042a7 checks: add aliases node checks d0c44ebe3f42 checks: check for #{size,address}-cells without child nodes 18a3d84bb802 checks: add string list check for *-names properties 8fe94fd6f19f checks: add string list check 6c5730819604 checks: add a string check for 'label' property a384191eba09 checks: fix sound-dai phandle with arg property check b260c4f610c0 Fix ambiguous grammar for devicetree rule fe667e382bac tests: Add some basic tests for the pci_bridge checks 7975f6422260 Fix widespread incorrect use of strneq(), replace with new strprefixeq() fca296445eab Add strstarts() helper function cc392f089007 tests: Check non-matching cases for fdt_node_check_compatible() bba26a5291c8 livetree: avoid assertion of orphan phandles with overlays c8f8194d76cc implement strnlen for systems that need it c8b38f65fdec libfdt: Remove leading underscores from identifiers 3b62fdaebfe5 Remove leading underscores from identifiers 2d45d1c5c65e Replace FDT_VERSION() with stringify() 2e6fe5a107b5 Fix some errors in comments b0ae9e4b0ceb tests: Correct warning in sw_tree1.c Commit c8b38f65fdec upstream ("libfdt: Remove leading underscores from identifiers") changed the multiple inclusion define protection, so the kernel's libfdt_env.h needs the corresponding update.

Rob Herring committed 8 years ago

Commit 9130ba81 parent e03913921 files · +622 −320Browse files

Showing the changes to scripts (20 of 21 files). Show all

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20 files

scripts/dtc/checks.c +290 −149
scripts/dtc/dtc-parser.y +11 −6
scripts/dtc/dtc.c +3 −4
scripts/dtc/dtc.h +6 −5
scripts/dtc/flattree.c +1 −1
scripts/dtc/libfdt/fdt.c +8 −5
scripts/dtc/libfdt/fdt.h +3 −3
scripts/dtc/libfdt/fdt_overlay.c +51 −0
scripts/dtc/libfdt/fdt_ro.c +101 −31
scripts/dtc/libfdt/fdt_rw.c +45 −45
scripts/dtc/libfdt/fdt_sw.c +12 −12
scripts/dtc/libfdt/fdt_wip.c +5 −5
scripts/dtc/libfdt/libfdt.h +20 −17
scripts/dtc/libfdt/libfdt_env.h +30 −3
scripts/dtc/libfdt/libfdt_internal.h +16 −16
scripts/dtc/livetree.c +7 −3
scripts/dtc/srcpos.c +0 −5
scripts/dtc/srcpos.h +3 −3
scripts/dtc/util.h +6 −3
scripts/dtc/version_gen.h +1 −1

scripts/dtc/checks.c+290−149

@@ -53,26 +53,28 @@ struct check { · 52 unmodified lines
53	53	struct check **prereq;
54	54	};
55	55
56		−#define CHECK_ENTRY(_nm, _fn, _d, _w, _e, ...) \
57		− static struct check *_nm##_prereqs[] = { __VA_ARGS__ }; \
58		− static struct check _nm = { \
59		− .name = #_nm, \
60		− .fn = (_fn), \
61		− .data = (_d), \
62		− .warn = (_w), \
63		− .error = (_e), \
	56	+#define CHECK_ENTRY(nm_, fn_, d_, w_, e_, ...) \
	57	+ static struct check *nm_##_prereqs[] = { __VA_ARGS__ }; \
	58	+ static struct check nm_ = { \
	59	+ .name = #nm_, \
	60	+ .fn = (fn_), \
	61	+ .data = (d_), \
	62	+ .warn = (w_), \
	63	+ .error = (e_), \
64	64	.status = UNCHECKED, \
65		− .num_prereqs = ARRAY_SIZE(_nm##_prereqs), \
66		− .prereq = _nm##_prereqs, \
	65	+ .num_prereqs = ARRAY_SIZE(nm_##_prereqs), \
	66	+ .prereq = nm_##_prereqs, \
67	67	};
68		−#define WARNING(_nm, _fn, _d, ...) \
69		− CHECK_ENTRY(_nm, _fn, _d, true, false, __VA_ARGS__)
70		−#define ERROR(_nm, _fn, _d, ...) \
71		− CHECK_ENTRY(_nm, _fn, _d, false, true, __VA_ARGS__)
72		−#define CHECK(_nm, _fn, _d, ...) \
73		− CHECK_ENTRY(_nm, _fn, _d, false, false, __VA_ARGS__)
74		−
75		−static inline void PRINTF(3, 4) check_msg(struct check c, struct dt_info dti,
	68	+#define WARNING(nm_, fn_, d_, ...) \
	69	+ CHECK_ENTRY(nm_, fn_, d_, true, false, __VA_ARGS__)
	70	+#define ERROR(nm_, fn_, d_, ...) \
	71	+ CHECK_ENTRY(nm_, fn_, d_, false, true, __VA_ARGS__)
	72	+#define CHECK(nm_, fn_, d_, ...) \
	73	+ CHECK_ENTRY(nm_, fn_, d_, false, false, __VA_ARGS__)
	74	+
	75	+static inline void PRINTF(5, 6) check_msg(struct check c, struct dt_info dti,
	76	+ struct node *node,
	77	+ struct property *prop,
76	78	const char *fmt, ...)
77	79	{
78	80	va_list ap;
@@ -83,19 +85,33 @@ static inline void PRINTF(3, 4) check_msg(struct check c, struct dt_info dti, · 4 unmodified lines
83	85	fprintf(stderr, "%s: %s (%s): ",
84	86	strcmp(dti->outname, "-") ? dti->outname : "<stdout>",
85	87	(c->error) ? "ERROR" : "Warning", c->name);
	88	+ if (node) {
	89	+ fprintf(stderr, "%s", node->fullpath);
	90	+ if (prop)
	91	+ fprintf(stderr, ":%s", prop->name);
	92	+ fputs(": ", stderr);
	93	+ }
86	94	vfprintf(stderr, fmt, ap);
87	95	fprintf(stderr, "\n");
88	96	}
89	97	va_end(ap);
90	98	}
91	99
92		−#define FAIL(c, dti, ...) \
	100	+#define FAIL(c, dti, node, ...) \
	101	+ do { \
	102	+ TRACE((c), "\t\tFAILED at %s:%d", __FILE__, __LINE__); \
	103	+ (c)->status = FAILED; \
	104	+ check_msg((c), dti, node, NULL, __VA_ARGS__); \
	105	+ } while (0)
	106	+
	107	+#define FAIL_PROP(c, dti, node, prop, ...) \
93	108	do { \
94	109	TRACE((c), "\t\tFAILED at %s:%d", __FILE__, __LINE__); \
95	110	(c)->status = FAILED; \
96		− check_msg((c), dti, __VA_ARGS__); \
	111	+ check_msg((c), dti, node, prop, __VA_ARGS__); \
97	112	} while (0)
98	113
	114	+
99	115	static void check_nodes_props(struct check c, struct dt_info dti, struct node *node)
100	116	{
101	117	struct node *child;
@@ -126,7 +142,7 @@ static bool run_check(struct check c, struct dt_info dti) · 24 unmodified lines
126	142	error = error \|\| run_check(prq, dti);
127	143	if (prq->status != PASSED) {
128	144	c->status = PREREQ;
129		− check_msg(c, dti, "Failed prerequisite '%s'",
	145	+ check_msg(c, dti, NULL, NULL, "Failed prerequisite '%s'",
130	146	c->prereq[i]->name);
131	147	}
132	148	}
@@ -156,7 +172,7 @@ out: · 23 unmodified lines
156	172	static inline void check_always_fail(struct check c, struct dt_info dti,
157	173	struct node *node)
158	174	{
159		− FAIL(c, dti, "always_fail check");
	175	+ FAIL(c, dti, node, "always_fail check");
160	176	}
161	177	CHECK(always_fail, check_always_fail, NULL);
162	178
@@ -171,14 +187,42 @@ static void check_is_string(struct check c, struct dt_info dti, · 8 unmodified lines
171	187	return; /* Not present, assumed ok */
172	188
173	189	if (!data_is_one_string(prop->val))
174		− FAIL(c, dti, "\"%s\" property in %s is not a string",
175		− propname, node->fullpath);
	190	+ FAIL_PROP(c, dti, node, prop, "property is not a string");
176	191	}
177	192	#define WARNING_IF_NOT_STRING(nm, propname) \
178	193	WARNING(nm, check_is_string, (propname))
179	194	#define ERROR_IF_NOT_STRING(nm, propname) \
180	195	ERROR(nm, check_is_string, (propname))
181	196
	197	+static void check_is_string_list(struct check c, struct dt_info dti,
	198	+ struct node *node)
	199	+{
	200	+ int rem, l;
	201	+ struct property *prop;
	202	+ char *propname = c->data;
	203	+ char *str;
	204	+
	205	+ prop = get_property(node, propname);
	206	+ if (!prop)
	207	+ return; /* Not present, assumed ok */
	208	+
	209	+ str = prop->val.val;
	210	+ rem = prop->val.len;
	211	+ while (rem > 0) {
	212	+ l = strnlen(str, rem);
	213	+ if (l == rem) {
	214	+ FAIL_PROP(c, dti, node, prop, "property is not a string list");
	215	+ break;
	216	+ }
	217	+ rem -= l + 1;
	218	+ str += l + 1;
	219	+ }
	220	+}
	221	+#define WARNING_IF_NOT_STRING_LIST(nm, propname) \
	222	+ WARNING(nm, check_is_string_list, (propname))
	223	+#define ERROR_IF_NOT_STRING_LIST(nm, propname) \
	224	+ ERROR(nm, check_is_string_list, (propname))
	225	+
182	226	static void check_is_cell(struct check c, struct dt_info dti,
183	227	struct node *node)
184	228	{
@@ -190,8 +234,7 @@ static void check_is_cell(struct check c, struct dt_info dti, · 5 unmodified lines
190	234	return; /* Not present, assumed ok */
191	235
192	236	if (prop->val.len != sizeof(cell_t))
193		− FAIL(c, dti, "\"%s\" property in %s is not a single cell",
194		− propname, node->fullpath);
	237	+ FAIL_PROP(c, dti, node, prop, "property is not a single cell");
195	238	}
196	239	#define WARNING_IF_NOT_CELL(nm, propname) \
197	240	WARNING(nm, check_is_cell, (propname))
@@ -212,8 +255,7 @@ static void check_duplicate_node_names(struct check c, struct dt_info dti, · 14 unmodified lines
212	255	child2;
213	256	child2 = child2->next_sibling)
214	257	if (streq(child->name, child2->name))
215		− FAIL(c, dti, "Duplicate node name %s",
216		− child->fullpath);
	258	+ FAIL(c, dti, node, "Duplicate node name");
217	259	}
218	260	ERROR(duplicate_node_names, check_duplicate_node_names, NULL);
219	261
@@ -227,8 +269,7 @@ static void check_duplicate_property_names(struct check c, struct dt_info dti, · 7 unmodified lines
227	269	if (prop2->deleted)
228	270	continue;
229	271	if (streq(prop->name, prop2->name))
230		− FAIL(c, dti, "Duplicate property name %s in %s",
231		− prop->name, node->fullpath);
	272	+ FAIL_PROP(c, dti, node, prop, "Duplicate property name");
232	273	}
233	274	}
234	275	}
@@ -246,8 +287,8 @@ static void check_node_name_chars(struct check c, struct dt_info dti, · 11 unmodified lines
246	287	int n = strspn(node->name, c->data);
247	288
248	289	if (n < strlen(node->name))
249		− FAIL(c, dti, "Bad character '%c' in node %s",
250		− node->name[n], node->fullpath);
	290	+ FAIL(c, dti, node, "Bad character '%c' in node name",
	291	+ node->name[n]);
251	292	}
252	293	ERROR(node_name_chars, check_node_name_chars, PROPNODECHARS "@");
253	294
@@ -257,8 +298,8 @@ static void check_node_name_chars_strict(struct check c, struct dt_info dti, · 3 unmodified lines
257	298	int n = strspn(node->name, c->data);
258	299
259	300	if (n < node->basenamelen)
260		− FAIL(c, dti, "Character '%c' not recommended in node %s",
261		− node->name[n], node->fullpath);
	301	+ FAIL(c, dti, node, "Character '%c' not recommended in node name",
	302	+ node->name[n]);
262	303	}
263	304	CHECK(node_name_chars_strict, check_node_name_chars_strict, PROPNODECHARSSTRICT);
264	305
@@ -266,8 +307,7 @@ static void check_node_name_format(struct check c, struct dt_info dti, · 1 unmodified line
266	307	struct node *node)
267	308	{
268	309	if (strchr(get_unitname(node), '@'))
269		− FAIL(c, dti, "Node %s has multiple '@' characters in name",
270		− node->fullpath);
	310	+ FAIL(c, dti, node, "multiple '@' characters in node name");
271	311	}
272	312	ERROR(node_name_format, check_node_name_format, NULL, &node_name_chars);
273	313
@@ -285,12 +325,10 @@ static void check_unit_address_vs_reg(struct check c, struct dt_info dti, · 11 unmodified lines
285	325
286	326	if (prop) {
287	327	if (!unitname[0])
288		− FAIL(c, dti, "Node %s has a reg or ranges property, but no unit name",
289		− node->fullpath);
	328	+ FAIL(c, dti, node, "node has a reg or ranges property, but no unit name");
290	329	} else {
291	330	if (unitname[0])
292		− FAIL(c, dti, "Node %s has a unit name, but no reg property",
293		− node->fullpath);
	331	+ FAIL(c, dti, node, "node has a unit name, but no reg property");
294	332	}
295	333	}
296	334	WARNING(unit_address_vs_reg, check_unit_address_vs_reg, NULL);
@@ -304,8 +342,8 @@ static void check_property_name_chars(struct check c, struct dt_info dti, · 7 unmodified lines
304	342	int n = strspn(prop->name, c->data);
305	343
306	344	if (n < strlen(prop->name))
307		− FAIL(c, dti, "Bad character '%c' in property name \"%s\", node %s",
308		− prop->name[n], prop->name, node->fullpath);
	345	+ FAIL_PROP(c, dti, node, prop, "Bad character '%c' in property name",
	346	+ prop->name[n]);
309	347	}
310	348	}
311	349	ERROR(property_name_chars, check_property_name_chars, PROPNODECHARS);
@@ -336,8 +374,8 @@ static void check_property_name_chars_strict(struct check *c, · 24 unmodified lines
336	374	n = strspn(name, c->data);
337	375	}
338	376	if (n < strlen(name))
339		− FAIL(c, dti, "Character '%c' not recommended in property name \"%s\", node %s",
340		− name[n], prop->name, node->fullpath);
	377	+ FAIL_PROP(c, dti, node, prop, "Character '%c' not recommended in property name",
	378	+ name[n]);
341	379	}
342	380	}
343	381	CHECK(property_name_chars_strict, check_property_name_chars_strict, PROPNODECHARSSTRICT);
@@ -370,7 +408,7 @@ static void check_duplicate_label(struct check c, struct dt_info dti, · 26 unmodified lines
370	408	return;
371	409
372	410	if ((othernode != node) \|\| (otherprop != prop) \|\| (othermark != mark))
373		− FAIL(c, dti, "Duplicate label '%s' on " DESCLABEL_FMT
	411	+ FAIL(c, dti, node, "Duplicate label '%s' on " DESCLABEL_FMT
374	412	" and " DESCLABEL_FMT,
375	413	label, DESCLABEL_ARGS(node, prop, mark),
376	414	DESCLABEL_ARGS(othernode, otherprop, othermark));
@@ -410,8 +448,8 @@ static cell_t check_phandle_prop(struct check c, struct dt_info dti, · 33 unmodified lines
410	448	return 0;
411	449
412	450	if (prop->val.len != sizeof(cell_t)) {
413		− FAIL(c, dti, "%s has bad length (%d) %s property",
414		− node->fullpath, prop->val.len, prop->name);
	451	+ FAIL_PROP(c, dti, node, prop, "bad length (%d) %s property",
	452	+ prop->val.len, prop->name);
415	453	return 0;
416	454	}
417	455
@@ -422,8 +460,8 @@ static cell_t check_phandle_prop(struct check c, struct dt_info dti, · 4 unmodified lines
422	460	/* "Set this node's phandle equal to some
423	461	* other node's phandle". That's nonsensical
424	462	* by construction. */ {
425		− FAIL(c, dti, "%s in %s is a reference to another node",
426		− prop->name, node->fullpath);
	463	+ FAIL(c, dti, node, "%s is a reference to another node",
	464	+ prop->name);
427	465	}
428	466	/* But setting this node's phandle equal to its own
429	467	* phandle is allowed - that means allocate a unique
@@ -436,8 +474,8 @@ static cell_t check_phandle_prop(struct check c, struct dt_info dti, · 6 unmodified lines
436	474	phandle = propval_cell(prop);
437	475
438	476	if ((phandle == 0) \|\| (phandle == -1)) {
439		− FAIL(c, dti, "%s has bad value (0x%x) in %s property",
440		− node->fullpath, phandle, prop->name);
	477	+ FAIL_PROP(c, dti, node, prop, "bad value (0x%x) in %s property",
	478	+ phandle, prop->name);
441	479	return 0;
442	480	}
443	481
@@ -463,16 +501,16 @@ static void check_explicit_phandles(struct check c, struct dt_info dti, · 19 unmodified lines
463	501	return;
464	502
465	503	if (linux_phandle && phandle && (phandle != linux_phandle))
466		− FAIL(c, dti, "%s has mismatching 'phandle' and 'linux,phandle'"
467		− " properties", node->fullpath);
	504	+ FAIL(c, dti, node, "mismatching 'phandle' and 'linux,phandle'"
	505	+ " properties");
468	506
469	507	if (linux_phandle && !phandle)
470	508	phandle = linux_phandle;
471	509
472	510	other = get_node_by_phandle(root, phandle);
473	511	if (other && (other != node)) {
474		− FAIL(c, dti, "%s has duplicated phandle 0x%x (seen before at %s)",
475		− node->fullpath, phandle, other->fullpath);
	512	+ FAIL(c, dti, node, "duplicated phandle 0x%x (seen before at %s)",
	513	+ phandle, other->fullpath);
476	514	return;
477	515	}
478	516
@@ -496,8 +534,8 @@ static void check_name_properties(struct check c, struct dt_info dti, · 17 unmodified lines
496	534
497	535	if ((prop->val.len != node->basenamelen+1)
498	536	\|\| (memcmp(prop->val.val, node->name, node->basenamelen) != 0)) {
499		− FAIL(c, dti, "\"name\" property in %s is incorrect (\"%s\" instead"
500		− " of base node name)", node->fullpath, prop->val.val);
	537	+ FAIL(c, dti, node, "\"name\" property is incorrect (\"%s\" instead"
	538	+ " of base node name)", prop->val.val);
501	539	} else {
502	540	/* The name property is correct, and therefore redundant.
503	541	* Delete it */
@@ -531,7 +569,7 @@ static void fixup_phandle_references(struct check c, struct dt_info dti, · 27 unmodified lines
531	569	refnode = get_node_by_ref(dt, m->ref);
532	570	if (! refnode) {
533	571	if (!(dti->dtsflags & DTSF_PLUGIN))
534		− FAIL(c, dti, "Reference to non-existent node or "
	572	+ FAIL(c, dti, node, "Reference to non-existent node or "
535	573	"label \"%s\"\n", m->ref);
536	574	else /* mark the entry as unresolved */
537	575	((fdt32_t )(prop->val.val + m->offset)) =
@@ -563,7 +601,7 @@ static void fixup_path_references(struct check c, struct dt_info dti, · 25 unmodified lines
563	601
564	602	refnode = get_node_by_ref(dt, m->ref);
565	603	if (!refnode) {
566		− FAIL(c, dti, "Reference to non-existent node or label \"%s\"\n",
	604	+ FAIL(c, dti, node, "Reference to non-existent node or label \"%s\"\n",
567	605	m->ref);
568	606	continue;
569	607	}
@@ -586,6 +624,45 @@ WARNING_IF_NOT_CELL(interrupt_cells_is_cell, "#interrupt-cells"); · 16 unmodified lines
586	624	WARNING_IF_NOT_STRING(device_type_is_string, "device_type");
587	625	WARNING_IF_NOT_STRING(model_is_string, "model");
588	626	WARNING_IF_NOT_STRING(status_is_string, "status");
	627	+WARNING_IF_NOT_STRING(label_is_string, "label");
	628	+
	629	+WARNING_IF_NOT_STRING_LIST(compatible_is_string_list, "compatible");
	630	+
	631	+static void check_names_is_string_list(struct check c, struct dt_info dti,
	632	+ struct node *node)
	633	+{
	634	+ struct property *prop;
	635	+
	636	+ for_each_property(node, prop) {
	637	+ const char *s = strrchr(prop->name, '-');
	638	+ if (!s \|\| !streq(s, "-names"))
	639	+ continue;
	640	+
	641	+ c->data = prop->name;
	642	+ check_is_string_list(c, dti, node);
	643	+ }
	644	+}
	645	+WARNING(names_is_string_list, check_names_is_string_list, NULL);
	646	+
	647	+static void check_alias_paths(struct check c, struct dt_info dti,
	648	+ struct node *node)
	649	+{
	650	+ struct property *prop;
	651	+
	652	+ if (!streq(node->name, "aliases"))
	653	+ return;
	654	+
	655	+ for_each_property(node, prop) {
	656	+ if (!prop->val.val \|\| !get_node_by_path(dti->dt, prop->val.val)) {
	657	+ FAIL_PROP(c, dti, node, prop, "aliases property is not a valid node (%s)",
	658	+ prop->val.val);
	659	+ continue;
	660	+ }
	661	+ if (strspn(prop->name, LOWERCASE DIGITS "-") != strlen(prop->name))
	662	+ FAIL(c, dti, node, "aliases property name must include only lowercase and '-'");
	663	+ }
	664	+}
	665	+WARNING(alias_paths, check_alias_paths, NULL);
589	666
590	667	static void fixup_addr_size_cells(struct check c, struct dt_info dti,
591	668	struct node *node)
@@ -622,21 +699,21 @@ static void check_reg_format(struct check c, struct dt_info dti, · 30 unmodified lines
622	699	return; /* No "reg", that's fine */
623	700
624	701	if (!node->parent) {
625		− FAIL(c, dti, "Root node has a \"reg\" property");
	702	+ FAIL(c, dti, node, "Root node has a \"reg\" property");
626	703	return;
627	704	}
628	705
629	706	if (prop->val.len == 0)
630		− FAIL(c, dti, "\"reg\" property in %s is empty", node->fullpath);
	707	+ FAIL_PROP(c, dti, node, prop, "property is empty");
631	708
632	709	addr_cells = node_addr_cells(node->parent);
633	710	size_cells = node_size_cells(node->parent);
634	711	entrylen = (addr_cells + size_cells) * sizeof(cell_t);
635	712
636	713	if (!entrylen \|\| (prop->val.len % entrylen) != 0)
637		− FAIL(c, dti, "\"reg\" property in %s has invalid length (%d bytes) "
638		− "(#address-cells == %d, #size-cells == %d)",
639		− node->fullpath, prop->val.len, addr_cells, size_cells);
	714	+ FAIL_PROP(c, dti, node, prop, "property has invalid length (%d bytes) "
	715	+ "(#address-cells == %d, #size-cells == %d)",
	716	+ prop->val.len, addr_cells, size_cells);
640	717	}
641	718	WARNING(reg_format, check_reg_format, NULL, &addr_size_cells);
642	719
@@ -651,7 +728,7 @@ static void check_ranges_format(struct check c, struct dt_info dti, · 8 unmodified lines
651	728	return;
652	729
653	730	if (!node->parent) {
654		− FAIL(c, dti, "Root node has a \"ranges\" property");
	731	+ FAIL_PROP(c, dti, node, prop, "Root node has a \"ranges\" property");
655	732	return;
656	733	}
657	734
@@ -663,20 +740,20 @@ static void check_ranges_format(struct check c, struct dt_info dti, · 5 unmodified lines
663	740
664	741	if (prop->val.len == 0) {
665	742	if (p_addr_cells != c_addr_cells)
666		− FAIL(c, dti, "%s has empty \"ranges\" property but its "
667		− "#address-cells (%d) differs from %s (%d)",
668		− node->fullpath, c_addr_cells, node->parent->fullpath,
669		− p_addr_cells);
	743	+ FAIL_PROP(c, dti, node, prop, "empty \"ranges\" property but its "
	744	+ "#address-cells (%d) differs from %s (%d)",
	745	+ c_addr_cells, node->parent->fullpath,
	746	+ p_addr_cells);
670	747	if (p_size_cells != c_size_cells)
671		− FAIL(c, dti, "%s has empty \"ranges\" property but its "
672		− "#size-cells (%d) differs from %s (%d)",
673		− node->fullpath, c_size_cells, node->parent->fullpath,
674		− p_size_cells);
	748	+ FAIL_PROP(c, dti, node, prop, "empty \"ranges\" property but its "
	749	+ "#size-cells (%d) differs from %s (%d)",
	750	+ c_size_cells, node->parent->fullpath,
	751	+ p_size_cells);
675	752	} else if ((prop->val.len % entrylen) != 0) {
676		− FAIL(c, dti, "\"ranges\" property in %s has invalid length (%d bytes) "
677		− "(parent #address-cells == %d, child #address-cells == %d, "
678		− "#size-cells == %d)", node->fullpath, prop->val.len,
679		− p_addr_cells, c_addr_cells, c_size_cells);
	753	+ FAIL_PROP(c, dti, node, prop, "\"ranges\" property has invalid length (%d bytes) "
	754	+ "(parent #address-cells == %d, child #address-cells == %d, "
	755	+ "#size-cells == %d)", prop->val.len,
	756	+ p_addr_cells, c_addr_cells, c_size_cells);
680	757	}
681	758	}
682	759	WARNING(ranges_format, check_ranges_format, NULL, &addr_size_cells);
@@ -696,41 +773,33 @@ static void check_pci_bridge(struct check c, struct dt_info dti, struct node * · 13 unmodified lines
696	773
697	774	node->bus = &pci_bus;
698	775
699		− if (!strneq(node->name, "pci", node->basenamelen) &&
700		− !strneq(node->name, "pcie", node->basenamelen))
701		− FAIL(c, dti, "Node %s node name is not \"pci\" or \"pcie\"",
702		− node->fullpath);
	776	+ if (!strprefixeq(node->name, node->basenamelen, "pci") &&
	777	+ !strprefixeq(node->name, node->basenamelen, "pcie"))
	778	+ FAIL(c, dti, node, "node name is not \"pci\" or \"pcie\"");
703	779
704	780	prop = get_property(node, "ranges");
705	781	if (!prop)
706		− FAIL(c, dti, "Node %s missing ranges for PCI bridge (or not a bridge)",
707		− node->fullpath);
	782	+ FAIL(c, dti, node, "missing ranges for PCI bridge (or not a bridge)");
708	783
709	784	if (node_addr_cells(node) != 3)
710		− FAIL(c, dti, "Node %s incorrect #address-cells for PCI bridge",
711		− node->fullpath);
	785	+ FAIL(c, dti, node, "incorrect #address-cells for PCI bridge");
712	786	if (node_size_cells(node) != 2)
713		− FAIL(c, dti, "Node %s incorrect #size-cells for PCI bridge",
714		− node->fullpath);
	787	+ FAIL(c, dti, node, "incorrect #size-cells for PCI bridge");
715	788
716	789	prop = get_property(node, "bus-range");
717	790	if (!prop) {
718		− FAIL(c, dti, "Node %s missing bus-range for PCI bridge",
719		− node->fullpath);
	791	+ FAIL(c, dti, node, "missing bus-range for PCI bridge");
720	792	return;
721	793	}
722	794	if (prop->val.len != (sizeof(cell_t) * 2)) {
723		− FAIL(c, dti, "Node %s bus-range must be 2 cells",
724		− node->fullpath);
	795	+ FAIL_PROP(c, dti, node, prop, "value must be 2 cells");
725	796	return;
726	797	}
727	798	cells = (cell_t *)prop->val.val;
728	799	if (fdt32_to_cpu(cells[0]) > fdt32_to_cpu(cells[1]))
729		− FAIL(c, dti, "Node %s bus-range 1st cell must be less than or equal to 2nd cell",
730		− node->fullpath);
	800	+ FAIL_PROP(c, dti, node, prop, "1st cell must be less than or equal to 2nd cell");
731	801	if (fdt32_to_cpu(cells[1]) > 0xff)
732		− FAIL(c, dti, "Node %s bus-range maximum bus number must be less than 256",
733		− node->fullpath);
	802	+ FAIL_PROP(c, dti, node, prop, "maximum bus number must be less than 256");
734	803	}
735	804	WARNING(pci_bridge, check_pci_bridge, NULL,
736	805	&device_type_is_string, &addr_size_cells);
@@ -760,8 +829,8 @@ static void check_pci_device_bus_num(struct check c, struct dt_info dti, struc · 23 unmodified lines
760	829	max_bus = fdt32_to_cpu(cells[0]);
761	830	}
762	831	if ((bus_num < min_bus) \|\| (bus_num > max_bus))
763		− FAIL(c, dti, "Node %s PCI bus number %d out of range, expected (%d - %d)",
764		− node->fullpath, bus_num, min_bus, max_bus);
	832	+ FAIL_PROP(c, dti, node, prop, "PCI bus number %d out of range, expected (%d - %d)",
	833	+ bus_num, min_bus, max_bus);
765	834	}
766	835	WARNING(pci_device_bus_num, check_pci_device_bus_num, NULL, &reg_format, &pci_bridge);
767	836
@@ -778,25 +847,22 @@ static void check_pci_device_reg(struct check c, struct dt_info dti, struct no · 10 unmodified lines
778	847
779	848	prop = get_property(node, "reg");
780	849	if (!prop) {
781		− FAIL(c, dti, "Node %s missing PCI reg property", node->fullpath);
	850	+ FAIL(c, dti, node, "missing PCI reg property");
782	851	return;
783	852	}
784	853
785	854	cells = (cell_t *)prop->val.val;
786	855	if (cells[1] \|\| cells[2])
787		− FAIL(c, dti, "Node %s PCI reg config space address cells 2 and 3 must be 0",
788		− node->fullpath);
	856	+ FAIL_PROP(c, dti, node, prop, "PCI reg config space address cells 2 and 3 must be 0");
789	857
790	858	reg = fdt32_to_cpu(cells[0]);
791	859	dev = (reg & 0xf800) >> 11;
792	860	func = (reg & 0x700) >> 8;
793	861
794	862	if (reg & 0xff000000)
795		− FAIL(c, dti, "Node %s PCI reg address is not configuration space",
796		− node->fullpath);
	863	+ FAIL_PROP(c, dti, node, prop, "PCI reg address is not configuration space");
797	864	if (reg & 0x000000ff)
798		− FAIL(c, dti, "Node %s PCI reg config space address register number must be 0",
799		− node->fullpath);
	865	+ FAIL_PROP(c, dti, node, prop, "PCI reg config space address register number must be 0");
800	866
801	867	if (func == 0) {
802	868	snprintf(unit_addr, sizeof(unit_addr), "%x", dev);
@@ -808,8 +874,8 @@ static void check_pci_device_reg(struct check c, struct dt_info dti, struct no · 5 unmodified lines
808	874	if (streq(unitname, unit_addr))
809	875	return;
810	876
811		− FAIL(c, dti, "Node %s PCI unit address format error, expected \"%s\"",
812		− node->fullpath, unit_addr);
	877	+ FAIL(c, dti, node, "PCI unit address format error, expected \"%s\"",
	878	+ unit_addr);
813	879	}
814	880	WARNING(pci_device_reg, check_pci_device_reg, NULL, &reg_format, &pci_bridge);
815	881
@@ -828,7 +894,7 @@ static bool node_is_compatible(struct node node, const char compat) · 12 unmodified lines
828	894
829	895	for (str = prop->val.val, end = str + prop->val.len; str < end;
830	896	str += strnlen(str, end - str) + 1) {
831		− if (strneq(str, compat, end - str))
	897	+ if (strprefixeq(str, end - str, compat))
832	898	return true;
833	899	}
834	900	return false;
@@ -865,7 +931,7 @@ static void check_simple_bus_reg(struct check c, struct dt_info dti, struct no · 30 unmodified lines
865	931
866	932	if (!cells) {
867	933	if (node->parent->parent && !(node->bus == &simple_bus))
868		− FAIL(c, dti, "Node %s missing or empty reg/ranges property", node->fullpath);
	934	+ FAIL(c, dti, node, "missing or empty reg/ranges property");
869	935	return;
870	936	}
871	937
@@ -875,8 +941,8 @@ static void check_simple_bus_reg(struct check c, struct dt_info dti, struct no · 3 unmodified lines
875	941
876	942	snprintf(unit_addr, sizeof(unit_addr), "%"PRIx64, reg);
877	943	if (!streq(unitname, unit_addr))
878		− FAIL(c, dti, "Node %s simple-bus unit address format error, expected \"%s\"",
879		− node->fullpath, unit_addr);
	944	+ FAIL(c, dti, node, "simple-bus unit address format error, expected \"%s\"",
	945	+ unit_addr);
880	946	}
881	947	WARNING(simple_bus_reg, check_simple_bus_reg, NULL, &reg_format, &simple_bus_bridge);
882	948
@@ -892,14 +958,12 @@ static void check_unit_address_format(struct check c, struct dt_info dti, · 9 unmodified lines
892	958	return;
893	959
894	960	if (!strncmp(unitname, "0x", 2)) {
895		− FAIL(c, dti, "Node %s unit name should not have leading \"0x\"",
896		− node->fullpath);
	961	+ FAIL(c, dti, node, "unit name should not have leading \"0x\"");
897	962	/* skip over 0x for next test */
898	963	unitname += 2;
899	964	}
900	965	if (unitname[0] == '0' && isxdigit(unitname[1]))
901		− FAIL(c, dti, "Node %s unit name should not have leading 0s",
902		− node->fullpath);
	966	+ FAIL(c, dti, node, "unit name should not have leading 0s");
903	967	}
904	968	WARNING(unit_address_format, check_unit_address_format, NULL,
905	969	&node_name_format, &pci_bridge, &simple_bus_bridge);
@@ -922,16 +986,38 @@ static void check_avoid_default_addr_size(struct check c, struct dt_info dti, · 16 unmodified lines
922	986	return;
923	987
924	988	if (node->parent->addr_cells == -1)
925		− FAIL(c, dti, "Relying on default #address-cells value for %s",
926		− node->fullpath);
	989	+ FAIL(c, dti, node, "Relying on default #address-cells value");
927	990
928	991	if (node->parent->size_cells == -1)
929		− FAIL(c, dti, "Relying on default #size-cells value for %s",
930		− node->fullpath);
	992	+ FAIL(c, dti, node, "Relying on default #size-cells value");
931	993	}
932	994	WARNING(avoid_default_addr_size, check_avoid_default_addr_size, NULL,
933	995	&addr_size_cells);
934	996
	997	+static void check_avoid_unnecessary_addr_size(struct check c, struct dt_info dti,
	998	+ struct node *node)
	999	+{
	1000	+ struct property *prop;
	1001	+ struct node *child;
	1002	+ bool has_reg = false;
	1003	+
	1004	+ if (!node->parent \|\| node->addr_cells < 0 \|\| node->size_cells < 0)
	1005	+ return;
	1006	+
	1007	+ if (get_property(node, "ranges") \|\| !node->children)
	1008	+ return;
	1009	+
	1010	+ for_each_child(node, child) {
	1011	+ prop = get_property(child, "reg");
	1012	+ if (prop)
	1013	+ has_reg = true;
	1014	+ }
	1015	+
	1016	+ if (!has_reg)
	1017	+ FAIL(c, dti, node, "unnecessary #address-cells/#size-cells without \"ranges\" or child \"reg\" property");
	1018	+}
	1019	+WARNING(avoid_unnecessary_addr_size, check_avoid_unnecessary_addr_size, NULL, &avoid_default_addr_size);
	1020	+
935	1021	static void check_obsolete_chosen_interrupt_controller(struct check *c,
936	1022	struct dt_info *dti,
937	1023	struct node *node)
@@ -950,12 +1036,61 @@ static void check_obsolete_chosen_interrupt_controller(struct check *c, · 12 unmodified lines
950	1036
951	1037	prop = get_property(chosen, "interrupt-controller");
952	1038	if (prop)
953		− FAIL(c, dti, "/chosen has obsolete \"interrupt-controller\" "
954		− "property");
	1039	+ FAIL_PROP(c, dti, node, prop,
	1040	+ "/chosen has obsolete \"interrupt-controller\" property");
955	1041	}
956	1042	WARNING(obsolete_chosen_interrupt_controller,
957	1043	check_obsolete_chosen_interrupt_controller, NULL);
958	1044
	1045	+static void check_chosen_node_is_root(struct check c, struct dt_info dti,
	1046	+ struct node *node)
	1047	+{
	1048	+ if (!streq(node->name, "chosen"))
	1049	+ return;
	1050	+
	1051	+ if (node->parent != dti->dt)
	1052	+ FAIL(c, dti, node, "chosen node must be at root node");
	1053	+}
	1054	+WARNING(chosen_node_is_root, check_chosen_node_is_root, NULL);
	1055	+
	1056	+static void check_chosen_node_bootargs(struct check c, struct dt_info dti,
	1057	+ struct node *node)
	1058	+{
	1059	+ struct property *prop;
	1060	+
	1061	+ if (!streq(node->name, "chosen"))
	1062	+ return;
	1063	+
	1064	+ prop = get_property(node, "bootargs");
	1065	+ if (!prop)
	1066	+ return;
	1067	+
	1068	+ c->data = prop->name;
	1069	+ check_is_string(c, dti, node);
	1070	+}
	1071	+WARNING(chosen_node_bootargs, check_chosen_node_bootargs, NULL);
	1072	+
	1073	+static void check_chosen_node_stdout_path(struct check c, struct dt_info dti,
	1074	+ struct node *node)
	1075	+{
	1076	+ struct property *prop;
	1077	+
	1078	+ if (!streq(node->name, "chosen"))
	1079	+ return;
	1080	+
	1081	+ prop = get_property(node, "stdout-path");
	1082	+ if (!prop) {
	1083	+ prop = get_property(node, "linux,stdout-path");
	1084	+ if (!prop)
	1085	+ return;
	1086	+ FAIL_PROP(c, dti, node, prop, "Use 'stdout-path' instead");
	1087	+ }
	1088	+
	1089	+ c->data = prop->name;
	1090	+ check_is_string(c, dti, node);
	1091	+}
	1092	+WARNING(chosen_node_stdout_path, check_chosen_node_stdout_path, NULL);
	1093	+
959	1094	struct provider {
960	1095	const char *prop_name;
961	1096	const char *cell_name;
@@ -972,8 +1107,9 @@ static void check_property_phandle_args(struct check *c, · 10 unmodified lines
972	1107	int cell, cellsize = 0;
973	1108
974	1109	if (prop->val.len % sizeof(cell_t)) {
975		− FAIL(c, dti, "property '%s' size (%d) is invalid, expected multiple of %zu in node %s",
976		− prop->name, prop->val.len, sizeof(cell_t), node->fullpath);
	1110	+ FAIL_PROP(c, dti, node, prop,
	1111	+ "property size (%d) is invalid, expected multiple of %zu",
	1112	+ prop->val.len, sizeof(cell_t));
977	1113	return;
978	1114	}
979	1115
@@ -1004,14 +1140,16 @@ static void check_property_phandle_args(struct check *c, · 24 unmodified lines
1004	1140	break;
1005	1141	}
1006	1142	if (!m)
1007		− FAIL(c, dti, "Property '%s', cell %d is not a phandle reference in %s",
1008		− prop->name, cell, node->fullpath);
	1143	+ FAIL_PROP(c, dti, node, prop,
	1144	+ "cell %d is not a phandle reference",
	1145	+ cell);
1009	1146	}
1010	1147
1011	1148	provider_node = get_node_by_phandle(root, phandle);
1012	1149	if (!provider_node) {
1013		− FAIL(c, dti, "Could not get phandle node for %s:%s(cell %d)",
1014		− node->fullpath, prop->name, cell);
	1150	+ FAIL_PROP(c, dti, node, prop,
	1151	+ "Could not get phandle node for (cell %d)",
	1152	+ cell);
1015	1153	break;
1016	1154	}
1017	1155
@@ -1021,16 +1159,17 @@ static void check_property_phandle_args(struct check *c, · 3 unmodified lines
1021	1159	} else if (provider->optional) {
1022	1160	cellsize = 0;
1023	1161	} else {
1024		− FAIL(c, dti, "Missing property '%s' in node %s or bad phandle (referred from %s:%s[%d])",
	1162	+ FAIL(c, dti, node, "Missing property '%s' in node %s or bad phandle (referred from %s[%d])",
1025	1163	provider->cell_name,
1026	1164	provider_node->fullpath,
1027		− node->fullpath, prop->name, cell);
	1165	+ prop->name, cell);
1028	1166	break;
1029	1167	}
1030	1168
1031	1169	if (prop->val.len < ((cell + cellsize + 1) * sizeof(cell_t))) {
1032		− FAIL(c, dti, "%s property size (%d) too small for cell size %d in %s",
1033		− prop->name, prop->val.len, cellsize, node->fullpath);
	1170	+ FAIL_PROP(c, dti, node, prop,
	1171	+ "property size (%d) too small for cell size %d",
	1172	+ prop->val.len, cellsize);
1034	1173	}
1035	1174	}
1036	1175	}
@@ -1066,7 +1205,7 @@ WARNING_PROPERTY_PHANDLE_CELLS(phys, "phys", "#phy-cells"); · 29 unmodified lines
1066	1205	WARNING_PROPERTY_PHANDLE_CELLS(power_domains, "power-domains", "#power-domain-cells");
1067	1206	WARNING_PROPERTY_PHANDLE_CELLS(pwms, "pwms", "#pwm-cells");
1068	1207	WARNING_PROPERTY_PHANDLE_CELLS(resets, "resets", "#reset-cells");
1069		−WARNING_PROPERTY_PHANDLE_CELLS(sound_dais, "sound-dais", "#sound-dai-cells");
	1208	+WARNING_PROPERTY_PHANDLE_CELLS(sound_dai, "sound-dai", "#sound-dai-cells");
1070	1209	WARNING_PROPERTY_PHANDLE_CELLS(thermal_sensors, "thermal-sensors", "#thermal-sensor-cells");
1071	1210
1072	1211	static bool prop_is_gpio(struct property *prop)
@@ -1132,8 +1271,8 @@ static void check_deprecated_gpio_property(struct check *c, · 59 unmodified lines
1132	1271	if (!streq(str, "gpio"))
1133	1272	continue;
1134	1273
1135		− FAIL(c, dti, "'[-]gpio' is deprecated, use '[-]gpios' instead for %s:%s",
1136		− node->fullpath, prop->name);
	1274	+ FAIL_PROP(c, dti, node, prop,
	1275	+ "'[-]gpio' is deprecated, use '[-]gpios' instead");
1137	1276	}
1138	1277
1139	1278	}
@@ -1167,9 +1306,8 @@ static void check_interrupts_property(struct check *c, · 27 unmodified lines
1167	1306	return;
1168	1307
1169	1308	if (irq_prop->val.len % sizeof(cell_t))
1170		− FAIL(c, dti, "property '%s' size (%d) is invalid, expected multiple of %zu in node %s",
1171		− irq_prop->name, irq_prop->val.len, sizeof(cell_t),
1172		− node->fullpath);
	1309	+ FAIL_PROP(c, dti, node, irq_prop, "size (%d) is invalid, expected multiple of %zu",
	1310	+ irq_prop->val.len, sizeof(cell_t));
1173	1311
1174	1312	while (parent && !prop) {
1175	1313	if (parent != node && node_is_interrupt_provider(parent)) {
@@ -1187,14 +1325,12 @@ static void check_interrupts_property(struct check *c, · 11 unmodified lines
1187	1325
1188	1326	irq_node = get_node_by_phandle(root, phandle);
1189	1327	if (!irq_node) {
1190		− FAIL(c, dti, "Bad interrupt-parent phandle for %s",
1191		− node->fullpath);
	1328	+ FAIL_PROP(c, dti, parent, prop, "Bad phandle");
1192	1329	return;
1193	1330	}
1194	1331	if (!node_is_interrupt_provider(irq_node))
1195		− FAIL(c, dti,
1196		− "Missing interrupt-controller or interrupt-map property in %s",
1197		− irq_node->fullpath);
	1332	+ FAIL(c, dti, irq_node,
	1333	+ "Missing interrupt-controller or interrupt-map property");
1198	1334
1199	1335	break;
1200	1336	}
@@ -1203,23 +1339,21 @@ static void check_interrupts_property(struct check *c, · 2 unmodified lines
1203	1339	}
1204	1340
1205	1341	if (!irq_node) {
1206		− FAIL(c, dti, "Missing interrupt-parent for %s", node->fullpath);
	1342	+ FAIL(c, dti, node, "Missing interrupt-parent");
1207	1343	return;
1208	1344	}
1209	1345
1210	1346	prop = get_property(irq_node, "#interrupt-cells");
1211	1347	if (!prop) {
1212		− FAIL(c, dti, "Missing #interrupt-cells in interrupt-parent %s",
1213		− irq_node->fullpath);
	1348	+ FAIL(c, dti, irq_node, "Missing #interrupt-cells in interrupt-parent");
1214	1349	return;
1215	1350	}
1216	1351
1217	1352	irq_cells = propval_cell(prop);
1218	1353	if (irq_prop->val.len % (irq_cells * sizeof(cell_t))) {
1219		− FAIL(c, dti,
1220		− "interrupts size is (%d), expected multiple of %d in %s",
1221		− irq_prop->val.len, (int)(irq_cells * sizeof(cell_t)),
1222		− node->fullpath);
	1354	+ FAIL_PROP(c, dti, node, prop,
	1355	+ "size is (%d), expected multiple of %d",
	1356	+ irq_prop->val.len, (int)(irq_cells * sizeof(cell_t)));
1223	1357	}
1224	1358	}
1225	1359	WARNING(interrupts_property, check_interrupts_property, &phandle_references);
@@ -1236,6 +1370,9 @@ static struct check *check_table[] = { · 10 unmodified lines
1236	1370
1237	1371	&address_cells_is_cell, &size_cells_is_cell, &interrupt_cells_is_cell,
1238	1372	&device_type_is_string, &model_is_string, &status_is_string,
	1373	+ &label_is_string,
	1374	+
	1375	+ &compatible_is_string_list, &names_is_string_list,
1239	1376
1240	1377	&property_name_chars_strict,
1241	1378	&node_name_chars_strict,
@@ -1253,7 +1390,9 @@ static struct check *check_table[] = { · 11 unmodified lines
1253	1390	&simple_bus_reg,
1254	1391
1255	1392	&avoid_default_addr_size,
	1393	+ &avoid_unnecessary_addr_size,
1256	1394	&obsolete_chosen_interrupt_controller,
	1395	+ &chosen_node_is_root, &chosen_node_bootargs, &chosen_node_stdout_path,
1257	1396
1258	1397	&clocks_property,
1259	1398	&cooling_device_property,
@@ -1269,13 +1408,15 @@ static struct check *check_table[] = { · 9 unmodified lines
1269	1408	&power_domains_property,
1270	1409	&pwms_property,
1271	1410	&resets_property,
1272		− &sound_dais_property,
	1411	+ &sound_dai_property,
1273	1412	&thermal_sensors_property,
1274	1413
1275	1414	&deprecated_gpio_property,
1276	1415	&gpios_property,
1277	1416	&interrupts_property,
1278	1417
	1418	+ &alias_paths,
	1419	+
1279	1420	&always_fail,
1280	1421	};
1281	1422

scripts/dtc/dtc-parser.y+11−6

@@ -166,7 +166,17 @@ devicetree: · 165 unmodified lines
166	166	{
167	167	$$ = merge_nodes($1, $3);
168	168	}
169		−
	169	+ \| DT_REF nodedef
	170	+ {
	171	+ /*
	172	+ * We rely on the rule being always:
	173	+ * versioninfo plugindecl memreserves devicetree
	174	+ * so $-1 is what we want (plugindecl)
	175	+ */
	176	+ if (!($<flags>-1 & DTSF_PLUGIN))
	177	+ ERROR(&@2, "Label or path %s not found", $1);
	178	+ $$ = add_orphan_node(name_node(build_node(NULL, NULL), ""), $2, $1);
	179	+ }
170	180	\| devicetree DT_LABEL DT_REF nodedef
171	181	{
172	182	struct node *target = get_node_by_ref($1, $3);
@@ -209,11 +219,6 @@ devicetree: · 36 unmodified lines
209	219
210	220	$$ = $1;
211	221	}
212		− \| /* empty */
213		− {
214		− /* build empty node */
215		− $$ = name_node(build_node(NULL, NULL), "");
216		− }
217	222	;
218	223
219	224	nodedef:

scripts/dtc/dtc.c+3−4

@@ -59,8 +59,6 @@ static void fill_fullpaths(struct node tree, const char prefix) · 58 unmodified lines
59	59	}
60	60
61	61	/* Usage related data. */
62		−#define FDT_VERSION(version) _FDT_VERSION(version)
63		−#define _FDT_VERSION(version) #version
64	62	static const char usage_synopsis[] = "dtc [options] <input file>";
65	63	static const char usage_short_opts[] = "qI:O:o:V:d:R:S:p:a:fb:i:H:sW:E:@Ahv";
66	64	static struct option const usage_long_opts[] = {
@@ -98,7 +96,7 @@ static const char * const usage_opts_help[] = { · 31 unmodified lines
98	96	"\t\tdts - device tree source text\n"
99	97	"\t\tdtb - device tree blob\n"
100	98	"\t\tasm - assembler source",
101		− "\n\tBlob version to produce, defaults to "FDT_VERSION(DEFAULT_FDT_VERSION)" (for dtb and asm output)",
	99	+ "\n\tBlob version to produce, defaults to "stringify(DEFAULT_FDT_VERSION)" (for dtb and asm output)",
102	100	"\n\tOutput dependency file",
103	101	"\n\tMake space for <number> reserve map entries (for dtb and asm output)",
104	102	"\n\tMake the blob at least <bytes> long (extra space)",
@@ -319,13 +317,14 @@ int main(int argc, char *argv[]) · 214 unmodified lines
319	317	dti->boot_cpuid_phys = cmdline_boot_cpuid;
320	318
321	319	fill_fullpaths(dti->dt, "");
322		− process_checks(force, dti);
323	320
324	321	/* on a plugin, generate by default */
325	322	if (dti->dtsflags & DTSF_PLUGIN) {
326	323	generate_fixups = 1;
327	324	}
328	325
	326	+ process_checks(force, dti);
	327	+
329	328	if (auto_label_aliases)
330	329	generate_label_tree(dti, "aliases", false);
331	330

scripts/dtc/dtc.h+6−5

@@ -1,5 +1,5 @@
1		−#ifndef _DTC_H
2		−#define _DTC_H
	1	+#ifndef DTC_H
	2	+#define DTC_H
3	3
4	4	/*
5	5	* (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005.
@@ -67,7 +67,8 @@ typedef uint32_t cell_t; · 61 unmodified lines
67	67
68	68
69	69	#define streq(a, b) (strcmp((a), (b)) == 0)
70		−#define strneq(a, b, n) (strncmp((a), (b), (n)) == 0)
	70	+#define strstarts(s, prefix) (strncmp((s), (prefix), strlen(prefix)) == 0)
	71	+#define strprefixeq(a, n, b) (strlen(b) == (n) && (memcmp(a, b, n) == 0))
71	72
72	73	#define ALIGN(x, a) (((x) + (a) - 1) & ~((a) - 1))
73	74
@@ -203,7 +204,7 @@ struct node *build_node_delete(void); · 129 unmodified lines
203	204	struct node name_node(struct node node, char *name);
204	205	struct node chain_node(struct node first, struct node *list);
205	206	struct node merge_nodes(struct node old_node, struct node *new_node);
206		−void add_orphan_node(struct node old_node, struct node new_node, char *ref);
	207	+struct node add_orphan_node(struct node old_node, struct node new_node, char ref);
207	208
208	209	void add_property(struct node node, struct property prop);
209	210	void delete_property_by_name(struct node node, char name);
@@ -289,4 +290,4 @@ struct dt_info dt_from_source(const char f); · 79 unmodified lines
289	290
290	291	struct dt_info dt_from_fs(const char dirname);
291	292
292		−#endif /* _DTC_H */
	293	+#endif /* DTC_H */

scripts/dtc/flattree.c+1−1

@@ -731,7 +731,7 @@ static char nodename_from_path(const char ppath, const char *cpath) · 730 unmodified lines
731	731
732	732	plen = strlen(ppath);
733	733
734		− if (!strneq(ppath, cpath, plen))
	734	+ if (!strstarts(cpath, ppath))
735	735	die("Path \"%s\" is not valid as a child of \"%s\"\n",
736	736	cpath, ppath);
737	737

scripts/dtc/libfdt/fdt.c+8−5

@@ -88,7 +88,7 @@ const void fdt_offset_ptr(const void fdt, int offset, unsigned int len) · 87 unmodified lines
88	88	\|\| ((offset + len) > fdt_size_dt_struct(fdt)))
89	89	return NULL;
90	90
91		− return _fdt_offset_ptr(fdt, offset);
	91	+ return fdt_offset_ptr_(fdt, offset);
92	92	}
93	93
94	94	uint32_t fdt_next_tag(const void fdt, int startoffset, int nextoffset)
@@ -123,6 +123,9 @@ uint32_t fdt_next_tag(const void fdt, int startoffset, int nextoffset) · 28 unmodified lines
123	123	/* skip-name offset, length and value */
124	124	offset += sizeof(struct fdt_property) - FDT_TAGSIZE
125	125	+ fdt32_to_cpu(*lenp);
	126	+ if (fdt_version(fdt) < 0x10 && fdt32_to_cpu(*lenp) >= 8 &&
	127	+ ((offset - fdt32_to_cpu(*lenp)) % 8) != 0)
	128	+ offset += 4;
126	129	break;
127	130
128	131	case FDT_END:
@@ -141,7 +144,7 @@ uint32_t fdt_next_tag(const void fdt, int startoffset, int nextoffset) · 12 unmodified lines
141	144	return tag;
142	145	}
143	146
144		−int _fdt_check_node_offset(const void *fdt, int offset)
	147	+int fdt_check_node_offset_(const void *fdt, int offset)
145	148	{
146	149	if ((offset < 0) \|\| (offset % FDT_TAGSIZE)
147	150	\|\| (fdt_next_tag(fdt, offset, &offset) != FDT_BEGIN_NODE))
@@ -150,7 +153,7 @@ int _fdt_check_node_offset(const void *fdt, int offset) · 2 unmodified lines
150	153	return offset;
151	154	}
152	155
153		−int _fdt_check_prop_offset(const void *fdt, int offset)
	156	+int fdt_check_prop_offset_(const void *fdt, int offset)
154	157	{
155	158	if ((offset < 0) \|\| (offset % FDT_TAGSIZE)
156	159	\|\| (fdt_next_tag(fdt, offset, &offset) != FDT_PROP))
@@ -165,7 +168,7 @@ int fdt_next_node(const void fdt, int offset, int depth) · 8 unmodified lines
165	168	uint32_t tag;
166	169
167	170	if (offset >= 0)
168		− if ((nextoffset = _fdt_check_node_offset(fdt, offset)) < 0)
	171	+ if ((nextoffset = fdt_check_node_offset_(fdt, offset)) < 0)
169	172	return nextoffset;
170	173
171	174	do {
@@ -227,7 +230,7 @@ int fdt_next_subnode(const void *fdt, int offset) · 55 unmodified lines
227	230	return offset;
228	231	}
229	232
230		−const char _fdt_find_string(const char strtab, int tabsize, const char *s)
	233	+const char fdt_find_string_(const char strtab, int tabsize, const char *s)
231	234	{
232	235	int len = strlen(s) + 1;
233	236	const char *last = strtab + tabsize - len;

scripts/dtc/libfdt/fdt.h+3−3

@@ -1,5 +1,5 @@
1		−#ifndef _FDT_H
2		−#define _FDT_H
	1	+#ifndef FDT_H
	2	+#define FDT_H
3	3	/*
4	4	* libfdt - Flat Device Tree manipulation
5	5	* Copyright (C) 2006 David Gibson, IBM Corporation.
@@ -108,4 +108,4 @@ struct fdt_property { · 102 unmodified lines
108	108	#define FDT_V16_SIZE FDT_V3_SIZE
109	109	#define FDT_V17_SIZE (FDT_V16_SIZE + sizeof(fdt32_t))
110	110
111		−#endif /* _FDT_H */
	111	+#endif /* FDT_H */

scripts/dtc/libfdt/fdt_overlay.c+51−0

@@ -1,3 +1,54 @@
	1	+/*
	2	+ * libfdt - Flat Device Tree manipulation
	3	+ * Copyright (C) 2016 Free Electrons
	4	+ * Copyright (C) 2016 NextThing Co.
	5	+ *
	6	+ * libfdt is dual licensed: you can use it either under the terms of
	7	+ * the GPL, or the BSD license, at your option.
	8	+ *
	9	+ * a) This library is free software; you can redistribute it and/or
	10	+ * modify it under the terms of the GNU General Public License as
	11	+ * published by the Free Software Foundation; either version 2 of the
	12	+ * License, or (at your option) any later version.
	13	+ *
	14	+ * This library is distributed in the hope that it will be useful,
	15	+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
	16	+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	17	+ * GNU General Public License for more details.
	18	+ *
	19	+ * You should have received a copy of the GNU General Public
	20	+ * License along with this library; if not, write to the Free
	21	+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
	22	+ * MA 02110-1301 USA
	23	+ *
	24	+ * Alternatively,
	25	+ *
	26	+ * b) Redistribution and use in source and binary forms, with or
	27	+ * without modification, are permitted provided that the following
	28	+ * conditions are met:
	29	+ *
	30	+ * 1. Redistributions of source code must retain the above
	31	+ * copyright notice, this list of conditions and the following
	32	+ * disclaimer.
	33	+ * 2. Redistributions in binary form must reproduce the above
	34	+ * copyright notice, this list of conditions and the following
	35	+ * disclaimer in the documentation and/or other materials
	36	+ * provided with the distribution.
	37	+ *
	38	+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
	39	+ * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
	40	+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
	41	+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	42	+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
	43	+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	44	+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	45	+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
	46	+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	47	+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	48	+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
	49	+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
	50	+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	51	+ */
1	52	#include "libfdt_env.h"
2	53
3	54	#include <fdt.h>

scripts/dtc/libfdt/fdt_ro.c+101−31

@@ -55,12 +55,13 @@ · 54 unmodified lines
55	55
56	56	#include "libfdt_internal.h"
57	57
58		−static int _fdt_nodename_eq(const void *fdt, int offset,
	58	+static int fdt_nodename_eq_(const void *fdt, int offset,
59	59	const char *s, int len)
60	60	{
61		− const char *p = fdt_offset_ptr(fdt, offset + FDT_TAGSIZE, len+1);
	61	+ int olen;
	62	+ const char *p = fdt_get_name(fdt, offset, &olen);
62	63
63		− if (!p)
	64	+ if (!p \|\| olen < len)
64	65	/* short match */
65	66	return 0;
66	67
@@ -80,7 +81,7 @@ const char fdt_string(const void fdt, int stroffset) · 13 unmodified lines
80	81	return (const char *)fdt + fdt_off_dt_strings(fdt) + stroffset;
81	82	}
82	83
83		−static int _fdt_string_eq(const void *fdt, int stroffset,
	84	+static int fdt_string_eq_(const void *fdt, int stroffset,
84	85	const char *s, int len)
85	86	{
86	87	const char *p = fdt_string(fdt, stroffset);
@@ -117,8 +118,8 @@ uint32_t fdt_get_max_phandle(const void *fdt) · 30 unmodified lines
117	118	int fdt_get_mem_rsv(const void fdt, int n, uint64_t address, uint64_t *size)
118	119	{
119	120	FDT_CHECK_HEADER(fdt);
120		− *address = fdt64_to_cpu(_fdt_mem_rsv(fdt, n)->address);
121		− *size = fdt64_to_cpu(_fdt_mem_rsv(fdt, n)->size);
	121	+ *address = fdt64_to_cpu(fdt_mem_rsv_(fdt, n)->address);
	122	+ *size = fdt64_to_cpu(fdt_mem_rsv_(fdt, n)->size);
122	123	return 0;
123	124	}
124	125
@@ -126,12 +127,12 @@ int fdt_num_mem_rsv(const void *fdt) · 1 unmodified line
126	127	{
127	128	int i = 0;
128	129
129		− while (fdt64_to_cpu(_fdt_mem_rsv(fdt, i)->size) != 0)
	130	+ while (fdt64_to_cpu(fdt_mem_rsv_(fdt, i)->size) != 0)
130	131	i++;
131	132	return i;
132	133	}
133	134
134		−static int _nextprop(const void *fdt, int offset)
	135	+static int nextprop_(const void *fdt, int offset)
135	136	{
136	137	uint32_t tag;
137	138	int nextoffset;
@@ -166,7 +167,7 @@ int fdt_subnode_offset_namelen(const void *fdt, int offset, · 28 unmodified lines
166	167	(offset >= 0) && (depth >= 0);
167	168	offset = fdt_next_node(fdt, offset, &depth))
168	169	if ((depth == 1)
169		− && _fdt_nodename_eq(fdt, offset, name, namelen))
	170	+ && fdt_nodename_eq_(fdt, offset, name, namelen))
170	171	return offset;
171	172
172	173	if (depth < 0)
@@ -232,17 +233,35 @@ int fdt_path_offset(const void fdt, const char path) · 59 unmodified lines
232	233
233	234	const char fdt_get_name(const void fdt, int nodeoffset, int *len)
234	235	{
235		− const struct fdt_node_header *nh = _fdt_offset_ptr(fdt, nodeoffset);
	236	+ const struct fdt_node_header *nh = fdt_offset_ptr_(fdt, nodeoffset);
	237	+ const char *nameptr;
236	238	int err;
237	239
238	240	if (((err = fdt_check_header(fdt)) != 0)
239		− \|\| ((err = _fdt_check_node_offset(fdt, nodeoffset)) < 0))
	241	+ \|\| ((err = fdt_check_node_offset_(fdt, nodeoffset)) < 0))
240	242	goto fail;
241	243
	244	+ nameptr = nh->name;
	245	+
	246	+ if (fdt_version(fdt) < 0x10) {
	247	+ /*
	248	+ * For old FDT versions, match the naming conventions of V16:
	249	+ * give only the leaf name (after all /). The actual tree
	250	+ * contents are loosely checked.
	251	+ */
	252	+ const char *leaf;
	253	+ leaf = strrchr(nameptr, '/');
	254	+ if (leaf == NULL) {
	255	+ err = -FDT_ERR_BADSTRUCTURE;
	256	+ goto fail;
	257	+ }
	258	+ nameptr = leaf+1;
	259	+ }
	260	+
242	261	if (len)
243		− *len = strlen(nh->name);
	262	+ *len = strlen(nameptr);
244	263
245		− return nh->name;
	264	+ return nameptr;
246	265
247	266	fail:
248	267	if (len)
@@ -254,34 +273,34 @@ int fdt_first_property_offset(const void *fdt, int nodeoffset) · 5 unmodified lines
254	273	{
255	274	int offset;
256	275
257		− if ((offset = _fdt_check_node_offset(fdt, nodeoffset)) < 0)
	276	+ if ((offset = fdt_check_node_offset_(fdt, nodeoffset)) < 0)
258	277	return offset;
259	278
260		− return _nextprop(fdt, offset);
	279	+ return nextprop_(fdt, offset);
261	280	}
262	281
263	282	int fdt_next_property_offset(const void *fdt, int offset)
264	283	{
265		− if ((offset = _fdt_check_prop_offset(fdt, offset)) < 0)
	284	+ if ((offset = fdt_check_prop_offset_(fdt, offset)) < 0)
266	285	return offset;
267	286
268		− return _nextprop(fdt, offset);
	287	+ return nextprop_(fdt, offset);
269	288	}
270	289
271		−const struct fdt_property fdt_get_property_by_offset(const void fdt,
272		− int offset,
273		− int *lenp)
	290	+static const struct fdt_property fdt_get_property_by_offset_(const void fdt,
	291	+ int offset,
	292	+ int *lenp)
274	293	{
275	294	int err;
276	295	const struct fdt_property *prop;
277	296
278		− if ((err = _fdt_check_prop_offset(fdt, offset)) < 0) {
	297	+ if ((err = fdt_check_prop_offset_(fdt, offset)) < 0) {
279	298	if (lenp)
280	299	*lenp = err;
281	300	return NULL;
282	301	}
283	302
284		− prop = _fdt_offset_ptr(fdt, offset);
	303	+ prop = fdt_offset_ptr_(fdt, offset);
285	304
286	305	if (lenp)
287	306	*lenp = fdt32_to_cpu(prop->len);
@@ -289,23 +308,44 @@ const struct fdt_property fdt_get_property_by_offset(const void fdt, · 1 unmodified line
289	308	return prop;
290	309	}
291	310
292		−const struct fdt_property fdt_get_property_namelen(const void fdt,
293		− int offset,
294		− const char *name,
295		− int namelen, int *lenp)
	311	+const struct fdt_property fdt_get_property_by_offset(const void fdt,
	312	+ int offset,
	313	+ int *lenp)
	314	+{
	315	+ /* Prior to version 16, properties may need realignment
	316	+ * and this API does not work. fdt_getprop_() will, however. /
	317	+
	318	+ if (fdt_version(fdt) < 0x10) {
	319	+ if (lenp)
	320	+ *lenp = -FDT_ERR_BADVERSION;
	321	+ return NULL;
	322	+ }
	323	+
	324	+ return fdt_get_property_by_offset_(fdt, offset, lenp);
	325	+}
	326	+
	327	+static const struct fdt_property fdt_get_property_namelen_(const void fdt,
	328	+ int offset,
	329	+ const char *name,
	330	+ int namelen,
	331	+ int *lenp,
	332	+ int *poffset)
296	333	{
297	334	for (offset = fdt_first_property_offset(fdt, offset);
298	335	(offset >= 0);
299	336	(offset = fdt_next_property_offset(fdt, offset))) {
300	337	const struct fdt_property *prop;
301	338
302		− if (!(prop = fdt_get_property_by_offset(fdt, offset, lenp))) {
	339	+ if (!(prop = fdt_get_property_by_offset_(fdt, offset, lenp))) {
303	340	offset = -FDT_ERR_INTERNAL;
304	341	break;
305	342	}
306		− if (_fdt_string_eq(fdt, fdt32_to_cpu(prop->nameoff),
307		− name, namelen))
	343	+ if (fdt_string_eq_(fdt, fdt32_to_cpu(prop->nameoff),
	344	+ name, namelen)) {
	345	+ if (poffset)
	346	+ *poffset = offset;
308	347	return prop;
	348	+ }
309	349	}
310	350
311	351	if (lenp)
@@ -313,6 +353,25 @@ const struct fdt_property fdt_get_property_namelen(const void fdt, · 1 unmodified line
313	353	return NULL;
314	354	}
315	355
	356	+
	357	+const struct fdt_property fdt_get_property_namelen(const void fdt,
	358	+ int offset,
	359	+ const char *name,
	360	+ int namelen, int *lenp)
	361	+{
	362	+ /* Prior to version 16, properties may need realignment
	363	+ * and this API does not work. fdt_getprop_() will, however. /
	364	+ if (fdt_version(fdt) < 0x10) {
	365	+ if (lenp)
	366	+ *lenp = -FDT_ERR_BADVERSION;
	367	+ return NULL;
	368	+ }
	369	+
	370	+ return fdt_get_property_namelen_(fdt, offset, name, namelen, lenp,
	371	+ NULL);
	372	+}
	373	+
	374	+
316	375	const struct fdt_property fdt_get_property(const void fdt,
317	376	int nodeoffset,
318	377	const char name, int lenp)
@@ -324,12 +383,18 @@ const struct fdt_property fdt_get_property(const void fdt, · 5 unmodified lines
324	383	const void fdt_getprop_namelen(const void fdt, int nodeoffset,
325	384	const char name, int namelen, int lenp)
326	385	{
	386	+ int poffset;
327	387	const struct fdt_property *prop;
328	388
329		− prop = fdt_get_property_namelen(fdt, nodeoffset, name, namelen, lenp);
	389	+ prop = fdt_get_property_namelen_(fdt, nodeoffset, name, namelen, lenp,
	390	+ &poffset);
330	391	if (!prop)
331	392	return NULL;
332	393
	394	+ /* Handle realignment */
	395	+ if (fdt_version(fdt) < 0x10 && (poffset + sizeof(*prop)) % 8 &&
	396	+ fdt32_to_cpu(prop->len) >= 8)
	397	+ return prop->data + 4;
333	398	return prop->data;
334	399	}
335	400
@@ -338,11 +403,16 @@ const void fdt_getprop_by_offset(const void fdt, int offset, · 2 unmodified lines
338	403	{
339	404	const struct fdt_property *prop;
340	405
341		− prop = fdt_get_property_by_offset(fdt, offset, lenp);
	406	+ prop = fdt_get_property_by_offset_(fdt, offset, lenp);
342	407	if (!prop)
343	408	return NULL;
344	409	if (namep)
345	410	*namep = fdt_string(fdt, fdt32_to_cpu(prop->nameoff));
	411	+
	412	+ /* Handle realignment */
	413	+ if (fdt_version(fdt) < 0x10 && (offset + sizeof(*prop)) % 8 &&
	414	+ fdt32_to_cpu(prop->len) >= 8)
	415	+ return prop->data + 4;
346	416	return prop->data;
347	417	}
348	418

scripts/dtc/libfdt/fdt_rw.c+45−45

@@ -55,8 +55,8 @@ · 54 unmodified lines
55	55
56	56	#include "libfdt_internal.h"
57	57
58		−static int _fdt_blocks_misordered(const void *fdt,
59		− int mem_rsv_size, int struct_size)
	58	+static int fdt_blocks_misordered_(const void *fdt,
	59	+ int mem_rsv_size, int struct_size)
60	60	{
61	61	return (fdt_off_mem_rsvmap(fdt) < FDT_ALIGN(sizeof(struct fdt_header), 8))
62	62	\|\| (fdt_off_dt_struct(fdt) <
@@ -67,13 +67,13 @@ static int _fdt_blocks_misordered(const void *fdt, · 4 unmodified lines
67	67	(fdt_off_dt_strings(fdt) + fdt_size_dt_strings(fdt)));
68	68	}
69	69
70		−static int _fdt_rw_check_header(void *fdt)
	70	+static int fdt_rw_check_header_(void *fdt)
71	71	{
72	72	FDT_CHECK_HEADER(fdt);
73	73
74	74	if (fdt_version(fdt) < 17)
75	75	return -FDT_ERR_BADVERSION;
76		− if (_fdt_blocks_misordered(fdt, sizeof(struct fdt_reserve_entry),
	76	+ if (fdt_blocks_misordered_(fdt, sizeof(struct fdt_reserve_entry),
77	77	fdt_size_dt_struct(fdt)))
78	78	return -FDT_ERR_BADLAYOUT;
79	79	if (fdt_version(fdt) > 17)
@@ -84,20 +84,20 @@ static int _fdt_rw_check_header(void *fdt) · 4 unmodified lines
84	84
85	85	#define FDT_RW_CHECK_HEADER(fdt) \
86	86	{ \
87		− int __err; \
88		− if ((__err = _fdt_rw_check_header(fdt)) != 0) \
89		− return __err; \
	87	+ int err_; \
	88	+ if ((err_ = fdt_rw_check_header_(fdt)) != 0) \
	89	+ return err_; \
90	90	}
91	91
92		−static inline int _fdt_data_size(void *fdt)
	92	+static inline int fdt_data_size_(void *fdt)
93	93	{
94	94	return fdt_off_dt_strings(fdt) + fdt_size_dt_strings(fdt);
95	95	}
96	96
97		−static int _fdt_splice(void fdt, void splicepoint, int oldlen, int newlen)
	97	+static int fdt_splice_(void fdt, void splicepoint, int oldlen, int newlen)
98	98	{
99	99	char *p = splicepoint;
100		− char end = (char )fdt + _fdt_data_size(fdt);
	100	+ char end = (char )fdt + fdt_data_size_(fdt);
101	101
102	102	if (((p + oldlen) < p) \|\| ((p + oldlen) > end))
103	103	return -FDT_ERR_BADOFFSET;
@@ -109,12 +109,12 @@ static int _fdt_splice(void fdt, void splicepoint, int oldlen, int newlen) · 5 unmodified lines
109	109	return 0;
110	110	}
111	111
112		−static int _fdt_splice_mem_rsv(void fdt, struct fdt_reserve_entry p,
	112	+static int fdt_splice_mem_rsv_(void fdt, struct fdt_reserve_entry p,
113	113	int oldn, int newn)
114	114	{
115	115	int delta = (newn - oldn) * sizeof(*p);
116	116	int err;
117		− err = _fdt_splice(fdt, p, oldn * sizeof(p), newn sizeof(*p));
	117	+ err = fdt_splice_(fdt, p, oldn * sizeof(p), newn sizeof(*p));
118	118	if (err)
119	119	return err;
120	120	fdt_set_off_dt_struct(fdt, fdt_off_dt_struct(fdt) + delta);
@@ -122,13 +122,13 @@ static int _fdt_splice_mem_rsv(void fdt, struct fdt_reserve_entry p, · 1 unmodified line
122	122	return 0;
123	123	}
124	124
125		−static int _fdt_splice_struct(void fdt, void p,
	125	+static int fdt_splice_struct_(void fdt, void p,
126	126	int oldlen, int newlen)
127	127	{
128	128	int delta = newlen - oldlen;
129	129	int err;
130	130
131		− if ((err = _fdt_splice(fdt, p, oldlen, newlen)))
	131	+ if ((err = fdt_splice_(fdt, p, oldlen, newlen)))
132	132	return err;
133	133
134	134	fdt_set_size_dt_struct(fdt, fdt_size_dt_struct(fdt) + delta);
@@ -136,20 +136,20 @@ static int _fdt_splice_struct(void fdt, void p, · 1 unmodified line
136	136	return 0;
137	137	}
138	138
139		−static int _fdt_splice_string(void *fdt, int newlen)
	139	+static int fdt_splice_string_(void *fdt, int newlen)
140	140	{
141	141	void p = (char )fdt
142	142	+ fdt_off_dt_strings(fdt) + fdt_size_dt_strings(fdt);
143	143	int err;
144	144
145		− if ((err = _fdt_splice(fdt, p, 0, newlen)))
	145	+ if ((err = fdt_splice_(fdt, p, 0, newlen)))
146	146	return err;
147	147
148	148	fdt_set_size_dt_strings(fdt, fdt_size_dt_strings(fdt) + newlen);
149	149	return 0;
150	150	}
151	151
152		−static int _fdt_find_add_string(void fdt, const char s)
	152	+static int fdt_find_add_string_(void fdt, const char s)
153	153	{
154	154	char strtab = (char )fdt + fdt_off_dt_strings(fdt);
155	155	const char *p;
@@ -157,13 +157,13 @@ static int _fdt_find_add_string(void fdt, const char s) · 1 unmodified line
157	157	int len = strlen(s) + 1;
158	158	int err;
159	159
160		− p = _fdt_find_string(strtab, fdt_size_dt_strings(fdt), s);
	160	+ p = fdt_find_string_(strtab, fdt_size_dt_strings(fdt), s);
161	161	if (p)
162	162	/* found it */
163	163	return (p - strtab);
164	164
165	165	new = strtab + fdt_size_dt_strings(fdt);
166		− err = _fdt_splice_string(fdt, len);
	166	+ err = fdt_splice_string_(fdt, len);
167	167	if (err)
168	168	return err;
169	169
@@ -178,8 +178,8 @@ int fdt_add_mem_rsv(void *fdt, uint64_t address, uint64_t size) · 8 unmodified lines
178	178
179	179	FDT_RW_CHECK_HEADER(fdt);
180	180
181		− re = _fdt_mem_rsv_w(fdt, fdt_num_mem_rsv(fdt));
182		− err = _fdt_splice_mem_rsv(fdt, re, 0, 1);
	181	+ re = fdt_mem_rsv_w_(fdt, fdt_num_mem_rsv(fdt));
	182	+ err = fdt_splice_mem_rsv_(fdt, re, 0, 1);
183	183	if (err)
184	184	return err;
185	185
@@ -190,17 +190,17 @@ int fdt_add_mem_rsv(void *fdt, uint64_t address, uint64_t size) · 4 unmodified lines
190	190
191	191	int fdt_del_mem_rsv(void *fdt, int n)
192	192	{
193		− struct fdt_reserve_entry *re = _fdt_mem_rsv_w(fdt, n);
	193	+ struct fdt_reserve_entry *re = fdt_mem_rsv_w_(fdt, n);
194	194
195	195	FDT_RW_CHECK_HEADER(fdt);
196	196
197	197	if (n >= fdt_num_mem_rsv(fdt))
198	198	return -FDT_ERR_NOTFOUND;
199	199
200		− return _fdt_splice_mem_rsv(fdt, re, 1, 0);
	200	+ return fdt_splice_mem_rsv_(fdt, re, 1, 0);
201	201	}
202	202
203		−static int _fdt_resize_property(void fdt, int nodeoffset, const char name,
	203	+static int fdt_resize_property_(void fdt, int nodeoffset, const char name,
204	204	int len, struct fdt_property **prop)
205	205	{
206	206	int oldlen;
@@ -210,7 +210,7 @@ static int _fdt_resize_property(void fdt, int nodeoffset, const char name, · 3 unmodified lines
210	210	if (!*prop)
211	211	return oldlen;
212	212
213		− if ((err = _fdt_splice_struct(fdt, (*prop)->data, FDT_TAGALIGN(oldlen),
	213	+ if ((err = fdt_splice_struct_(fdt, (*prop)->data, FDT_TAGALIGN(oldlen),
214	214	FDT_TAGALIGN(len))))
215	215	return err;
216	216
@@ -218,7 +218,7 @@ static int _fdt_resize_property(void fdt, int nodeoffset, const char name, · 1 unmodified line
218	218	return 0;
219	219	}
220	220
221		−static int _fdt_add_property(void fdt, int nodeoffset, const char name,
	221	+static int fdt_add_property_(void fdt, int nodeoffset, const char name,
222	222	int len, struct fdt_property **prop)
223	223	{
224	224	int proplen;
@@ -226,17 +226,17 @@ static int _fdt_add_property(void fdt, int nodeoffset, const char name, · 1 unmodified line
226	226	int namestroff;
227	227	int err;
228	228
229		− if ((nextoffset = _fdt_check_node_offset(fdt, nodeoffset)) < 0)
	229	+ if ((nextoffset = fdt_check_node_offset_(fdt, nodeoffset)) < 0)
230	230	return nextoffset;
231	231
232		− namestroff = _fdt_find_add_string(fdt, name);
	232	+ namestroff = fdt_find_add_string_(fdt, name);
233	233	if (namestroff < 0)
234	234	return namestroff;
235	235
236		− *prop = _fdt_offset_ptr_w(fdt, nextoffset);
	236	+ *prop = fdt_offset_ptr_w_(fdt, nextoffset);
237	237	proplen = sizeof(**prop) + FDT_TAGALIGN(len);
238	238
239		− err = _fdt_splice_struct(fdt, *prop, 0, proplen);
	239	+ err = fdt_splice_struct_(fdt, *prop, 0, proplen);
240	240	if (err)
241	241	return err;
242	242
@@ -260,7 +260,7 @@ int fdt_set_name(void fdt, int nodeoffset, const char name) · 17 unmodified lines
260	260
261	261	newlen = strlen(name);
262	262
263		− err = _fdt_splice_struct(fdt, namep, FDT_TAGALIGN(oldlen+1),
	263	+ err = fdt_splice_struct_(fdt, namep, FDT_TAGALIGN(oldlen+1),
264	264	FDT_TAGALIGN(newlen+1));
265	265	if (err)
266	266	return err;
@@ -277,9 +277,9 @@ int fdt_setprop_placeholder(void fdt, int nodeoffset, const char name, · 10 unmodified lines
277	277
278	278	FDT_RW_CHECK_HEADER(fdt);
279	279
280		− err = _fdt_resize_property(fdt, nodeoffset, name, len, &prop);
	280	+ err = fdt_resize_property_(fdt, nodeoffset, name, len, &prop);
281	281	if (err == -FDT_ERR_NOTFOUND)
282		− err = _fdt_add_property(fdt, nodeoffset, name, len, &prop);
	282	+ err = fdt_add_property_(fdt, nodeoffset, name, len, &prop);
283	283	if (err)
284	284	return err;
285	285
@@ -313,7 +313,7 @@ int fdt_appendprop(void fdt, int nodeoffset, const char name, · 27 unmodified lines
313	313	prop = fdt_get_property_w(fdt, nodeoffset, name, &oldlen);
314	314	if (prop) {
315	315	newlen = len + oldlen;
316		− err = _fdt_splice_struct(fdt, prop->data,
	316	+ err = fdt_splice_struct_(fdt, prop->data,
317	317	FDT_TAGALIGN(oldlen),
318	318	FDT_TAGALIGN(newlen));
319	319	if (err)
@@ -321,7 +321,7 @@ int fdt_appendprop(void fdt, int nodeoffset, const char name, · 1 unmodified line
321	321	prop->len = cpu_to_fdt32(newlen);
322	322	memcpy(prop->data + oldlen, val, len);
323	323	} else {
324		− err = _fdt_add_property(fdt, nodeoffset, name, len, &prop);
	324	+ err = fdt_add_property_(fdt, nodeoffset, name, len, &prop);
325	325	if (err)
326	326	return err;
327	327	memcpy(prop->data, val, len);
@@ -341,7 +341,7 @@ int fdt_delprop(void fdt, int nodeoffset, const char name) · 13 unmodified lines
341	341	return len;
342	342
343	343	proplen = sizeof(*prop) + FDT_TAGALIGN(len);
344		− return _fdt_splice_struct(fdt, prop, proplen, 0);
	344	+ return fdt_splice_struct_(fdt, prop, proplen, 0);
345	345	}
346	346
347	347	int fdt_add_subnode_namelen(void *fdt, int parentoffset,
@@ -369,10 +369,10 @@ int fdt_add_subnode_namelen(void *fdt, int parentoffset, · 21 unmodified lines
369	369	tag = fdt_next_tag(fdt, offset, &nextoffset);
370	370	} while ((tag == FDT_PROP) \|\| (tag == FDT_NOP));
371	371
372		− nh = _fdt_offset_ptr_w(fdt, offset);
	372	+ nh = fdt_offset_ptr_w_(fdt, offset);
373	373	nodelen = sizeof(*nh) + FDT_TAGALIGN(namelen+1) + FDT_TAGSIZE;
374	374
375		− err = _fdt_splice_struct(fdt, nh, 0, nodelen);
	375	+ err = fdt_splice_struct_(fdt, nh, 0, nodelen);
376	376	if (err)
377	377	return err;
378	378
@@ -396,15 +396,15 @@ int fdt_del_node(void *fdt, int nodeoffset) · 17 unmodified lines
396	396
397	397	FDT_RW_CHECK_HEADER(fdt);
398	398
399		− endoffset = _fdt_node_end_offset(fdt, nodeoffset);
	399	+ endoffset = fdt_node_end_offset_(fdt, nodeoffset);
400	400	if (endoffset < 0)
401	401	return endoffset;
402	402
403		− return _fdt_splice_struct(fdt, _fdt_offset_ptr_w(fdt, nodeoffset),
	403	+ return fdt_splice_struct_(fdt, fdt_offset_ptr_w_(fdt, nodeoffset),
404	404	endoffset - nodeoffset, 0);
405	405	}
406	406
407		−static void _fdt_packblocks(const char old, char new,
	407	+static void fdt_packblocks_(const char old, char new,
408	408	int mem_rsv_size, int struct_size)
409	409	{
410	410	int mem_rsv_off, struct_off, strings_off;
@@ -450,7 +450,7 @@ int fdt_open_into(const void fdt, void buf, int bufsize) · 39 unmodified lines
450	450	return struct_size;
451	451	}
452	452
453		− if (!_fdt_blocks_misordered(fdt, mem_rsv_size, struct_size)) {
	453	+ if (!fdt_blocks_misordered_(fdt, mem_rsv_size, struct_size)) {
454	454	/* no further work necessary */
455	455	err = fdt_move(fdt, buf, bufsize);
456	456	if (err)
@@ -478,7 +478,7 @@ int fdt_open_into(const void fdt, void buf, int bufsize) · 21 unmodified lines
478	478	return -FDT_ERR_NOSPACE;
479	479	}
480	480
481		− _fdt_packblocks(fdt, tmp, mem_rsv_size, struct_size);
	481	+ fdt_packblocks_(fdt, tmp, mem_rsv_size, struct_size);
482	482	memmove(buf, tmp, newsize);
483	483
484	484	fdt_set_magic(buf, FDT_MAGIC);
@@ -498,8 +498,8 @@ int fdt_pack(void *fdt) · 13 unmodified lines
498	498
499	499	mem_rsv_size = (fdt_num_mem_rsv(fdt)+1)
500	500	* sizeof(struct fdt_reserve_entry);
501		− _fdt_packblocks(fdt, fdt, mem_rsv_size, fdt_size_dt_struct(fdt));
502		− fdt_set_totalsize(fdt, _fdt_data_size(fdt));
	501	+ fdt_packblocks_(fdt, fdt, mem_rsv_size, fdt_size_dt_struct(fdt));
	502	+ fdt_set_totalsize(fdt, fdt_data_size_(fdt));
503	503
504	504	return 0;
505	505	}

scripts/dtc/libfdt/fdt_sw.c+12−12

@@ -55,7 +55,7 @@ · 54 unmodified lines
55	55
56	56	#include "libfdt_internal.h"
57	57
58		−static int _fdt_sw_check_header(void *fdt)
	58	+static int fdt_sw_check_header_(void *fdt)
59	59	{
60	60	if (fdt_magic(fdt) != FDT_SW_MAGIC)
61	61	return -FDT_ERR_BADMAGIC;
@@ -66,11 +66,11 @@ static int _fdt_sw_check_header(void *fdt) · 4 unmodified lines
66	66	#define FDT_SW_CHECK_HEADER(fdt) \
67	67	{ \
68	68	int err; \
69		− if ((err = _fdt_sw_check_header(fdt)) != 0) \
	69	+ if ((err = fdt_sw_check_header_(fdt)) != 0) \
70	70	return err; \
71	71	}
72	72
73		−static void _fdt_grab_space(void fdt, size_t len)
	73	+static void fdt_grab_space_(void fdt, size_t len)
74	74	{
75	75	int offset = fdt_size_dt_struct(fdt);
76	76	int spaceleft;
@@ -82,7 +82,7 @@ static void _fdt_grab_space(void fdt, size_t len) · 5 unmodified lines
82	82	return NULL;
83	83
84	84	fdt_set_size_dt_struct(fdt, offset + len);
85		− return _fdt_offset_ptr_w(fdt, offset);
	85	+ return fdt_offset_ptr_w_(fdt, offset);
86	86	}
87	87
88	88	int fdt_create(void *buf, int bufsize)
@@ -174,7 +174,7 @@ int fdt_begin_node(void fdt, const char name) · 85 unmodified lines
174	174
175	175	FDT_SW_CHECK_HEADER(fdt);
176	176
177		− nh = _fdt_grab_space(fdt, sizeof(*nh) + FDT_TAGALIGN(namelen));
	177	+ nh = fdt_grab_space_(fdt, sizeof(*nh) + FDT_TAGALIGN(namelen));
178	178	if (! nh)
179	179	return -FDT_ERR_NOSPACE;
180	180
@@ -189,7 +189,7 @@ int fdt_end_node(void *fdt) · 8 unmodified lines
189	189
190	190	FDT_SW_CHECK_HEADER(fdt);
191	191
192		− en = _fdt_grab_space(fdt, FDT_TAGSIZE);
	192	+ en = fdt_grab_space_(fdt, FDT_TAGSIZE);
193	193	if (! en)
194	194	return -FDT_ERR_NOSPACE;
195	195
@@ -197,7 +197,7 @@ int fdt_end_node(void *fdt) · 1 unmodified line
197	197	return 0;
198	198	}
199	199
200		−static int _fdt_find_add_string(void fdt, const char s)
	200	+static int fdt_find_add_string_(void fdt, const char s)
201	201	{
202	202	char strtab = (char )fdt + fdt_totalsize(fdt);
203	203	const char *p;
@@ -205,7 +205,7 @@ static int _fdt_find_add_string(void fdt, const char s) · 1 unmodified line
205	205	int len = strlen(s) + 1;
206	206	int struct_top, offset;
207	207
208		− p = _fdt_find_string(strtab - strtabsize, strtabsize, s);
	208	+ p = fdt_find_string_(strtab - strtabsize, strtabsize, s);
209	209	if (p)
210	210	return p - strtab;
211	211
@@ -227,11 +227,11 @@ int fdt_property_placeholder(void fdt, const char name, int len, void **valp) · 15 unmodified lines
227	227
228	228	FDT_SW_CHECK_HEADER(fdt);
229	229
230		− nameoff = _fdt_find_add_string(fdt, name);
	230	+ nameoff = fdt_find_add_string_(fdt, name);
231	231	if (nameoff == 0)
232	232	return -FDT_ERR_NOSPACE;
233	233
234		− prop = _fdt_grab_space(fdt, sizeof(*prop) + FDT_TAGALIGN(len));
	234	+ prop = fdt_grab_space_(fdt, sizeof(*prop) + FDT_TAGALIGN(len));
235	235	if (! prop)
236	236	return -FDT_ERR_NOSPACE;
237	237
@@ -265,7 +265,7 @@ int fdt_finish(void *fdt) · 27 unmodified lines
265	265	FDT_SW_CHECK_HEADER(fdt);
266	266
267	267	/* Add terminator */
268		− end = _fdt_grab_space(fdt, sizeof(*end));
	268	+ end = fdt_grab_space_(fdt, sizeof(*end));
269	269	if (! end)
270	270	return -FDT_ERR_NOSPACE;
271	271	*end = cpu_to_fdt32(FDT_END);
@@ -281,7 +281,7 @@ int fdt_finish(void *fdt) · 9 unmodified lines
281	281	while ((tag = fdt_next_tag(fdt, offset, &nextoffset)) != FDT_END) {
282	282	if (tag == FDT_PROP) {
283	283	struct fdt_property *prop =
284		− _fdt_offset_ptr_w(fdt, offset);
	284	+ fdt_offset_ptr_w_(fdt, offset);
285	285	int nameoff;
286	286
287	287	nameoff = fdt32_to_cpu(prop->nameoff);

scripts/dtc/libfdt/fdt_wip.c+5−5

@@ -93,7 +93,7 @@ int fdt_setprop_inplace(void fdt, int nodeoffset, const char name, · 92 unmodified lines
93	93	val, len);
94	94	}
95	95
96		−static void _fdt_nop_region(void *start, int len)
	96	+static void fdt_nop_region_(void *start, int len)
97	97	{
98	98	fdt32_t *p;
99	99
@@ -110,12 +110,12 @@ int fdt_nop_property(void fdt, int nodeoffset, const char name) · 10 unmodified lines
110	110	if (!prop)
111	111	return len;
112	112
113		− _fdt_nop_region(prop, len + sizeof(*prop));
	113	+ fdt_nop_region_(prop, len + sizeof(*prop));
114	114
115	115	return 0;
116	116	}
117	117
118		−int _fdt_node_end_offset(void *fdt, int offset)
	118	+int fdt_node_end_offset_(void *fdt, int offset)
119	119	{
120	120	int depth = 0;
121	121
@@ -129,11 +129,11 @@ int fdt_nop_node(void *fdt, int nodeoffset) · 7 unmodified lines
129	129	{
130	130	int endoffset;
131	131
132		− endoffset = _fdt_node_end_offset(fdt, nodeoffset);
	132	+ endoffset = fdt_node_end_offset_(fdt, nodeoffset);
133	133	if (endoffset < 0)
134	134	return endoffset;
135	135
136		− _fdt_nop_region(fdt_offset_ptr_w(fdt, nodeoffset, 0),
	136	+ fdt_nop_region_(fdt_offset_ptr_w(fdt, nodeoffset, 0),
137	137	endoffset - nodeoffset);
138	138	return 0;
139	139	}

scripts/dtc/libfdt/libfdt.h+20−17

@@ -1,5 +1,5 @@
1		−#ifndef _LIBFDT_H
2		−#define _LIBFDT_H
	1	+#ifndef LIBFDT_H
	2	+#define LIBFDT_H
3	3	/*
4	4	* libfdt - Flat Device Tree manipulation
5	5	* Copyright (C) 2006 David Gibson, IBM Corporation.
@@ -54,7 +54,7 @@ · 48 unmodified lines
54	54	#include "libfdt_env.h"
55	55	#include "fdt.h"
56	56
57		−#define FDT_FIRST_SUPPORTED_VERSION 0x10
	57	+#define FDT_FIRST_SUPPORTED_VERSION 0x02
58	58	#define FDT_LAST_SUPPORTED_VERSION 0x11
59	59
60	60	/* Error codes: informative error codes */
@@ -225,23 +225,23 @@ int fdt_next_subnode(const void *fdt, int offset); · 164 unmodified lines
225	225	#define fdt_size_dt_strings(fdt) (fdt_get_header(fdt, size_dt_strings))
226	226	#define fdt_size_dt_struct(fdt) (fdt_get_header(fdt, size_dt_struct))
227	227
228		−#define __fdt_set_hdr(name) \
	228	+#define fdt_set_hdr_(name) \
229	229	static inline void fdt_set_##name(void *fdt, uint32_t val) \
230	230	{ \
231	231	struct fdt_header fdth = (struct fdt_header )fdt; \
232	232	fdth->name = cpu_to_fdt32(val); \
233	233	}
234		−__fdt_set_hdr(magic);
235		−__fdt_set_hdr(totalsize);
236		−__fdt_set_hdr(off_dt_struct);
237		−__fdt_set_hdr(off_dt_strings);
238		−__fdt_set_hdr(off_mem_rsvmap);
239		−__fdt_set_hdr(version);
240		−__fdt_set_hdr(last_comp_version);
241		−__fdt_set_hdr(boot_cpuid_phys);
242		−__fdt_set_hdr(size_dt_strings);
243		−__fdt_set_hdr(size_dt_struct);
244		−#undef __fdt_set_hdr
	234	+fdt_set_hdr_(magic);
	235	+fdt_set_hdr_(totalsize);
	236	+fdt_set_hdr_(off_dt_struct);
	237	+fdt_set_hdr_(off_dt_strings);
	238	+fdt_set_hdr_(off_mem_rsvmap);
	239	+fdt_set_hdr_(version);
	240	+fdt_set_hdr_(last_comp_version);
	241	+fdt_set_hdr_(boot_cpuid_phys);
	242	+fdt_set_hdr_(size_dt_strings);
	243	+fdt_set_hdr_(size_dt_struct);
	244	+#undef fdt_set_hdr_
245	245
246	246	/**
247	247	* fdt_check_header - sanity check a device tree or possible device tree
@@ -527,6 +527,9 @@ int fdt_next_property_offset(const void *fdt, int offset); · 279 unmodified lines
527	527	* offset. If lenp is non-NULL, the length of the property value is
528	528	* also returned, in the integer pointed to by lenp.
529	529	*
	530	+ * Note that this code only works on device tree versions >= 16. fdt_getprop()
	531	+ * works on all versions.
	532	+ *
530	533	* returns:
531	534	* pointer to the structure representing the property
532	535	* if lenp is non-NULL, *lenp contains the length of the property
@@ -1449,7 +1452,7 @@ int fdt_setprop(void fdt, int nodeoffset, const char name, · 916 unmodified lines
1449	1452	const void *val, int len);
1450	1453
1451	1454	/**
1452		− * fdt_setprop _placeholder - allocate space for a property
	1455	+ * fdt_setprop_placeholder - allocate space for a property
1453	1456	* @fdt: pointer to the device tree blob
1454	1457	* @nodeoffset: offset of the node whose property to change
1455	1458	* @name: name of the property to change
@@ -1896,4 +1899,4 @@ int fdt_overlay_apply(void fdt, void fdto); · 440 unmodified lines
1896	1899
1897	1900	const char *fdt_strerror(int errval);
1898	1901
1899		−#endif /* _LIBFDT_H */
	1902	+#endif /* LIBFDT_H */

scripts/dtc/libfdt/libfdt_env.h+30−3

@@ -1,5 +1,5 @@
1		−#ifndef _LIBFDT_ENV_H
2		−#define _LIBFDT_ENV_H
	1	+#ifndef LIBFDT_ENV_H
	2	+#define LIBFDT_ENV_H
3	3	/*
4	4	* libfdt - Flat Device Tree manipulation
5	5	* Copyright (C) 2006 David Gibson, IBM Corporation.
@@ -109,4 +109,31 @@ static inline fdt64_t cpu_to_fdt64(uint64_t x) · 103 unmodified lines
109	109	#undef CPU_TO_FDT16
110	110	#undef EXTRACT_BYTE
111	111
112		−#endif /* _LIBFDT_ENV_H */
	112	+#ifdef __APPLE__
	113	+#include <AvailabilityMacros.h>
	114	+
	115	+/* strnlen() is not available on Mac OS < 10.7 */
	116	+# if !defined(MAC_OS_X_VERSION_10_7) \|\| (MAC_OS_X_VERSION_MAX_ALLOWED < \
	117	+ MAC_OS_X_VERSION_10_7)
	118	+
	119	+#define strnlen fdt_strnlen
	120	+
	121	+/*
	122	+ * fdt_strnlen: returns the length of a string or max_count - which ever is
	123	+ * smallest.
	124	+ * Input 1 string: the string whose size is to be determined
	125	+ * Input 2 max_count: the maximum value returned by this function
	126	+ * Output: length of the string or max_count (the smallest of the two)
	127	+ */
	128	+static inline size_t fdt_strnlen(const char *string, size_t max_count)
	129	+{
	130	+ const char *p = memchr(string, 0, max_count);
	131	+ return p ? p - string : max_count;
	132	+}
	133	+
	134	+#endif /* !defined(MAC_OS_X_VERSION_10_7) \|\| (MAC_OS_X_VERSION_MAX_ALLOWED <
	135	+ MAC_OS_X_VERSION_10_7) */
	136	+
	137	+#endif /* __APPLE__ */
	138	+
	139	+#endif /* LIBFDT_ENV_H */

scripts/dtc/libfdt/libfdt_internal.h+16−16

@@ -1,5 +1,5 @@
1		−#ifndef _LIBFDT_INTERNAL_H
2		−#define _LIBFDT_INTERNAL_H
	1	+#ifndef LIBFDT_INTERNAL_H
	2	+#define LIBFDT_INTERNAL_H
3	3	/*
4	4	* libfdt - Flat Device Tree manipulation
5	5	* Copyright (C) 2006 David Gibson, IBM Corporation.
@@ -57,27 +57,27 @@ · 51 unmodified lines
57	57
58	58	#define FDT_CHECK_HEADER(fdt) \
59	59	{ \
60		− int __err; \
61		− if ((__err = fdt_check_header(fdt)) != 0) \
62		− return __err; \
	60	+ int err_; \
	61	+ if ((err_ = fdt_check_header(fdt)) != 0) \
	62	+ return err_; \
63	63	}
64	64
65		−int _fdt_check_node_offset(const void *fdt, int offset);
66		−int _fdt_check_prop_offset(const void *fdt, int offset);
67		−const char _fdt_find_string(const char strtab, int tabsize, const char *s);
68		−int _fdt_node_end_offset(void *fdt, int nodeoffset);
	65	+int fdt_check_node_offset_(const void *fdt, int offset);
	66	+int fdt_check_prop_offset_(const void *fdt, int offset);
	67	+const char fdt_find_string_(const char strtab, int tabsize, const char *s);
	68	+int fdt_node_end_offset_(void *fdt, int nodeoffset);
69	69
70		−static inline const void _fdt_offset_ptr(const void fdt, int offset)
	70	+static inline const void fdt_offset_ptr_(const void fdt, int offset)
71	71	{
72	72	return (const char *)fdt + fdt_off_dt_struct(fdt) + offset;
73	73	}
74	74
75		−static inline void _fdt_offset_ptr_w(void fdt, int offset)
	75	+static inline void fdt_offset_ptr_w_(void fdt, int offset)
76	76	{
77		− return (void *)(uintptr_t)_fdt_offset_ptr(fdt, offset);
	77	+ return (void *)(uintptr_t)fdt_offset_ptr_(fdt, offset);
78	78	}
79	79
80		−static inline const struct fdt_reserve_entry _fdt_mem_rsv(const void fdt, int n)
	80	+static inline const struct fdt_reserve_entry fdt_mem_rsv_(const void fdt, int n)
81	81	{
82	82	const struct fdt_reserve_entry *rsv_table =
83	83	(const struct fdt_reserve_entry *)
@@ -85,11 +85,11 @@ static inline const struct fdt_reserve_entry _fdt_mem_rsv(const void fdt, int · 1 unmodified line
85	85
86	86	return rsv_table + n;
87	87	}
88		−static inline struct fdt_reserve_entry _fdt_mem_rsv_w(void fdt, int n)
	88	+static inline struct fdt_reserve_entry fdt_mem_rsv_w_(void fdt, int n)
89	89	{
90		− return (void *)(uintptr_t)_fdt_mem_rsv(fdt, n);
	90	+ return (void *)(uintptr_t)fdt_mem_rsv_(fdt, n);
91	91	}
92	92
93	93	#define FDT_SW_MAGIC (~FDT_MAGIC)
94	94
95		−#endif /* _LIBFDT_INTERNAL_H */
	95	+#endif /* LIBFDT_INTERNAL_H */

scripts/dtc/livetree.c+7−3

@@ -216,7 +216,7 @@ struct node merge_nodes(struct node old_node, struct node *new_node) · 215 unmodified lines
216	216	return old_node;
217	217	}
218	218
219		−void add_orphan_node(struct node dt, struct node new_node, char *ref)
	219	+struct node * add_orphan_node(struct node dt, struct node new_node, char *ref)
220	220	{
221	221	static unsigned int next_orphan_fragment = 0;
222	222	struct node *node;
@@ -236,6 +236,7 @@ void add_orphan_node(struct node dt, struct node new_node, char *ref) · 13 unmodified lines
236	236	name_node(node, name);
237	237
238	238	add_child(dt, node);
	239	+ return dt;
239	240	}
240	241
241	242	struct node chain_node(struct node first, struct node *list)
@@ -507,7 +508,7 @@ struct node get_node_by_path(struct node tree, const char *path) · 265 unmodified lines
507	508
508	509	for_each_child(tree, child) {
509	510	if (p && (strlen(child->name) == p-path) &&
510		− strneq(path, child->name, p-path))
	511	+ strprefixeq(path, p - path, child->name))
511	512	return get_node_by_path(child, p+1);
512	513	else if (!p && streq(path, child->name))
513	514	return child;
@@ -540,7 +541,10 @@ struct node get_node_by_phandle(struct node tree, cell_t phandle) · 26 unmodified lines
540	541	{
541	542	struct node child, node;
542	543
543		− assert((phandle != 0) && (phandle != -1));
	544	+ if ((phandle == 0) \|\| (phandle == -1)) {
	545	+ assert(generate_fixups);
	546	+ return NULL;
	547	+ }
544	548
545	549	if (tree->phandle == phandle) {
546	550	if (tree->deleted)

scripts/dtc/srcpos.c+0−5

@@ -209,8 +209,6 @@ struct srcpos srcpos_empty = { · 208 unmodified lines
209	209	.file = NULL,
210	210	};
211	211
212		−#define TAB_SIZE 8
213		−
214	212	void srcpos_update(struct srcpos pos, const char text, int len)
215	213	{
216	214	int i;
@@ -224,9 +222,6 @@ void srcpos_update(struct srcpos pos, const char text, int len) · 7 unmodified lines
224	222	if (text[i] == '\n') {
225	223	current_srcfile->lineno++;
226	224	current_srcfile->colno = 1;
227		− } else if (text[i] == '\t') {
228		− current_srcfile->colno =
229		− ALIGN(current_srcfile->colno, TAB_SIZE);
230	225	} else {
231	226	current_srcfile->colno++;
232	227	}

scripts/dtc/srcpos.h+3−3

@@ -17,8 +17,8 @@ · 16 unmodified lines
17	17	* USA
18	18	*/
19	19
20		−#ifndef _SRCPOS_H_
21		−#define _SRCPOS_H_
	20	+#ifndef SRCPOS_H
	21	+#define SRCPOS_H
22	22
23	23	#include <stdio.h>
24	24	#include <stdbool.h>
@@ -114,4 +114,4 @@ extern void PRINTF(3, 4) srcpos_error(struct srcpos pos, const char prefix, · 89 unmodified lines
114	114
115	115	extern void srcpos_set_line(char *f, int l);
116	116
117		−#endif /* _SRCPOS_H_ */
	117	+#endif /* SRCPOS_H */

scripts/dtc/util.h+6−3

@@ -1,5 +1,5 @@
1		−#ifndef _UTIL_H
2		−#define _UTIL_H
	1	+#ifndef UTIL_H
	2	+#define UTIL_H
3	3
4	4	#include <stdarg.h>
5	5	#include <stdbool.h>
@@ -35,6 +35,9 @@ · 29 unmodified lines
35	35
36	36	#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
37	37
	38	+#define stringify(s) stringify_(s)
	39	+#define stringify_(s) #s
	40	+
38	41	static inline void NORETURN PRINTF(1, 2) die(const char *str, ...)
39	42	{
40	43	va_list ap;
@@ -260,4 +263,4 @@ void NORETURN util_usage(const char errmsg, const char synopsis, · 219 unmodified lines
260	263	case 'V': util_version(); \
261	264	case '?': usage("unknown option");
262	265
263		−#endif /* _UTIL_H */
	266	+#endif /* UTIL_H */

scripts/dtc/version_gen.h+1−1

@@ -1 +1 @@
1		−#define DTC_VERSION "DTC 1.4.5-gc1e55a55"
	1	+#define DTC_VERSION "DTC 1.4.6-gaadd0b65"