diff options
Diffstat (limited to 'drivers/firmware')
-rw-r--r-- | drivers/firmware/efi/efi-pstore.c | 2 | ||||
-rw-r--r-- | drivers/firmware/efi/efi.c | 28 | ||||
-rw-r--r-- | drivers/firmware/efi/fdt.c | 12 |
3 files changed, 20 insertions, 22 deletions
diff --git a/drivers/firmware/efi/efi-pstore.c b/drivers/firmware/efi/efi-pstore.c index 4b9dc836dcf9..e992abc5ef26 100644 --- a/drivers/firmware/efi/efi-pstore.c +++ b/drivers/firmware/efi/efi-pstore.c @@ -40,7 +40,7 @@ struct pstore_read_data { static inline u64 generic_id(unsigned long timestamp, unsigned int part, int count) { - return (timestamp * 100 + part) * 1000 + count; + return ((u64) timestamp * 100 + part) * 1000 + count; } static int efi_pstore_read_func(struct efivar_entry *entry, void *data) diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index cd36deb619fa..dc79346689e6 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -346,6 +346,7 @@ static __initdata struct { struct param_info { int verbose; + int found; void *params; }; @@ -353,25 +354,21 @@ static int __init fdt_find_uefi_params(unsigned long node, const char *uname, int depth, void *data) { struct param_info *info = data; - void *prop, *dest; - unsigned long len; + const void *prop; + void *dest; u64 val; - int i; + int i, len; if (depth != 1 || (strcmp(uname, "chosen") != 0 && strcmp(uname, "chosen@0") != 0)) return 0; - pr_info("Getting parameters from FDT:\n"); - for (i = 0; i < ARRAY_SIZE(dt_params); i++) { prop = of_get_flat_dt_prop(node, dt_params[i].propname, &len); - if (!prop) { - pr_err("Can't find %s in device tree!\n", - dt_params[i].name); + if (!prop) return 0; - } dest = info->params + dt_params[i].offset; + info->found++; val = of_read_number(prop, len / sizeof(u32)); @@ -390,10 +387,21 @@ static int __init fdt_find_uefi_params(unsigned long node, const char *uname, int __init efi_get_fdt_params(struct efi_fdt_params *params, int verbose) { struct param_info info; + int ret; + + pr_info("Getting EFI parameters from FDT:\n"); info.verbose = verbose; + info.found = 0; info.params = params; - return of_scan_flat_dt(fdt_find_uefi_params, &info); + ret = of_scan_flat_dt(fdt_find_uefi_params, &info); + if (!info.found) + pr_info("UEFI not found.\n"); + else if (!ret) + pr_err("Can't find '%s' in device tree!\n", + dt_params[info.found].name); + + return ret; } #endif /* CONFIG_EFI_PARAMS_FROM_FDT */ diff --git a/drivers/firmware/efi/fdt.c b/drivers/firmware/efi/fdt.c index 5c6a8e8a9580..507a3df46a5d 100644 --- a/drivers/firmware/efi/fdt.c +++ b/drivers/firmware/efi/fdt.c @@ -23,16 +23,6 @@ static efi_status_t update_fdt(efi_system_table_t *sys_table, void *orig_fdt, u32 fdt_val32; u64 fdt_val64; - /* - * Copy definition of linux_banner here. Since this code is - * built as part of the decompressor for ARM v7, pulling - * in version.c where linux_banner is defined for the - * kernel brings other kernel dependencies with it. - */ - const char linux_banner[] = - "Linux version " UTS_RELEASE " (" LINUX_COMPILE_BY "@" - LINUX_COMPILE_HOST ") (" LINUX_COMPILER ") " UTS_VERSION "\n"; - /* Do some checks on provided FDT, if it exists*/ if (orig_fdt) { if (fdt_check_header(orig_fdt)) { @@ -63,7 +53,7 @@ static efi_status_t update_fdt(efi_system_table_t *sys_table, void *orig_fdt, */ prev = 0; for (;;) { - const char *type, *name; + const char *type; int len; node = fdt_next_node(fdt, prev, NULL); |