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kernel: mtd: bcm-wfi: add cferam name support
Some devices rename cferam bootloader using specific patterns and don't follow broadcom standards for renaming cferam files. This requires supporting different cferam file names. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
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@ -31,6 +31,7 @@
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#define CFERAM_NAME "cferam"
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#define CFERAM_NAME_LEN (sizeof(CFERAM_NAME) - 1)
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#define CFERAM_NAME_MAX_LEN 32
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#define KERNEL_NAME "vmlinux.lz"
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#define KERNEL_NAME_LEN (sizeof(KERNEL_NAME) - 1)
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#define OPENWRT_NAME "1-openwrt"
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@ -157,17 +158,28 @@ static int parse_bcm_wfi(struct mtd_info *master,
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const struct mtd_partition **pparts,
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uint8_t *buf, loff_t off, loff_t size, bool cfe_part)
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{
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struct device_node *mtd_node;
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struct mtd_partition *parts;
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loff_t cfe_off, kernel_off, rootfs_off;
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unsigned int num_parts = BCM_WFI_PARTS, cur_part = 0;
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const char *cferam_name = CFERAM_NAME;
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size_t cferam_name_len;
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int ret;
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mtd_node = mtd_get_of_node(master);
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if (mtd_node)
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of_property_read_string(mtd_node, "brcm,cferam", &cferam_name);
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cferam_name_len = strnlen(cferam_name, CFERAM_NAME_MAX_LEN);
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if (cferam_name_len > 0)
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cferam_name_len--;
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if (cfe_part) {
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num_parts++;
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cfe_off = off;
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ret = jffs2_find_file(master, buf, CFERAM_NAME,
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CFERAM_NAME_LEN, &cfe_off,
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ret = jffs2_find_file(master, buf, cferam_name,
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cferam_name_len, &cfe_off,
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size - (cfe_off - off), NULL, NULL);
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if (ret)
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return ret;
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