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-rw-r--r--scripts/dtc/checks.c73
1 files changed, 57 insertions, 16 deletions
diff --git a/scripts/dtc/checks.c b/scripts/dtc/checks.c
index 9c9b0c328af6..4834e44b37b2 100644
--- a/scripts/dtc/checks.c
+++ b/scripts/dtc/checks.c
@@ -19,6 +19,7 @@
*/
#include "dtc.h"
+#include "srcpos.h"
#ifdef TRACE_CHECKS
#define TRACE(c, ...) \
@@ -78,23 +79,56 @@ static inline void PRINTF(5, 6) check_msg(struct check *c, struct dt_info *dti,
const char *fmt, ...)
{
va_list ap;
- va_start(ap, fmt);
+ char *str = NULL;
+ struct srcpos *pos = NULL;
+ char *file_str;
+
+ if (!(c->warn && (quiet < 1)) && !(c->error && (quiet < 2)))
+ return;
+
+ if (prop && prop->srcpos)
+ pos = prop->srcpos;
+ else if (node && node->srcpos)
+ pos = node->srcpos;
+
+ if (pos) {
+ file_str = srcpos_string(pos);
+ xasprintf(&str, "%s", file_str);
+ free(file_str);
+ } else if (streq(dti->outname, "-")) {
+ xasprintf(&str, "<stdout>");
+ } else {
+ xasprintf(&str, "%s", dti->outname);
+ }
- if ((c->warn && (quiet < 1))
- || (c->error && (quiet < 2))) {
- fprintf(stderr, "%s: %s (%s): ",
- strcmp(dti->outname, "-") ? dti->outname : "<stdout>",
+ xasprintf_append(&str, ": %s (%s): ",
(c->error) ? "ERROR" : "Warning", c->name);
- if (node) {
- fprintf(stderr, "%s", node->fullpath);
- if (prop)
- fprintf(stderr, ":%s", prop->name);
- fputs(": ", stderr);
- }
- vfprintf(stderr, fmt, ap);
- fprintf(stderr, "\n");
+
+ if (node) {
+ if (prop)
+ xasprintf_append(&str, "%s:%s: ", node->fullpath, prop->name);
+ else
+ xasprintf_append(&str, "%s: ", node->fullpath);
}
+
+ va_start(ap, fmt);
+ xavsprintf_append(&str, fmt, ap);
va_end(ap);
+
+ xasprintf_append(&str, "\n");
+
+ if (!prop && pos) {
+ pos = node->srcpos;
+ while (pos->next) {
+ pos = pos->next;
+
+ file_str = srcpos_string(pos);
+ xasprintf_append(&str, " also defined at %s\n", file_str);
+ free(file_str);
+ }
+ }
+
+ fputs(str, stderr);
}
#define FAIL(c, dti, node, ...) \
@@ -910,7 +944,7 @@ static bool node_is_compatible(struct node *node, const char *compat)
for (str = prop->val.val, end = str + prop->val.len; str < end;
str += strnlen(str, end - str) + 1) {
- if (strprefixeq(str, end - str, compat))
+ if (streq(str, compat))
return true;
}
return false;
@@ -921,7 +955,8 @@ static void check_simple_bus_bridge(struct check *c, struct dt_info *dti, struct
if (node_is_compatible(node, "simple-bus"))
node->bus = &simple_bus;
}
-WARNING(simple_bus_bridge, check_simple_bus_bridge, NULL, &addr_size_cells);
+WARNING(simple_bus_bridge, check_simple_bus_bridge, NULL,
+ &addr_size_cells, &compatible_is_string_list);
static void check_simple_bus_reg(struct check *c, struct dt_info *dti, struct node *node)
{
@@ -1035,6 +1070,7 @@ static const struct bus_type spi_bus = {
static void check_spi_bus_bridge(struct check *c, struct dt_info *dti, struct node *node)
{
+ int spi_addr_cells = 1;
if (strprefixeq(node->name, node->basenamelen, "spi")) {
node->bus = &spi_bus;
@@ -1063,7 +1099,9 @@ static void check_spi_bus_bridge(struct check *c, struct dt_info *dti, struct no
if (node->bus != &spi_bus || !node->children)
return;
- if (node_addr_cells(node) != 1)
+ if (get_property(node, "spi-slave"))
+ spi_addr_cells = 0;
+ if (node_addr_cells(node) != spi_addr_cells)
FAIL(c, dti, node, "incorrect #address-cells for SPI bus");
if (node_size_cells(node) != 0)
FAIL(c, dti, node, "incorrect #size-cells for SPI bus");
@@ -1082,6 +1120,9 @@ static void check_spi_bus_reg(struct check *c, struct dt_info *dti, struct node
if (!node->parent || (node->parent->bus != &spi_bus))
return;
+ if (get_property(node->parent, "spi-slave"))
+ return;
+
prop = get_property(node, "reg");
if (prop)
cells = (cell_t *)prop->val.val;