diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/ieee1394/csr1212.c | 93 | ||||
-rw-r--r-- | drivers/ieee1394/csr1212.h | 62 |
2 files changed, 74 insertions, 81 deletions
diff --git a/drivers/ieee1394/csr1212.c b/drivers/ieee1394/csr1212.c index f5867236255b..65be507f4ee3 100644 --- a/drivers/ieee1394/csr1212.c +++ b/drivers/ieee1394/csr1212.c @@ -45,7 +45,7 @@ #define __C (1 << CSR1212_KV_TYPE_CSR_OFFSET) #define __D (1 << CSR1212_KV_TYPE_DIRECTORY) #define __L (1 << CSR1212_KV_TYPE_LEAF) -static const u_int8_t csr1212_key_id_type_map[0x30] = { +static const u8 csr1212_key_id_type_map[0x30] = { __C, /* used by Apple iSight */ __D | __L, /* Descriptor */ __I | __D | __L, /* Bus_Dependent_Info */ @@ -81,8 +81,8 @@ static const u_int8_t csr1212_key_id_type_map[0x30] = { #undef __L -#define quads_to_bytes(_q) ((_q) * sizeof(u_int32_t)) -#define bytes_to_quads(_b) (((_b) + sizeof(u_int32_t) - 1) / sizeof(u_int32_t)) +#define quads_to_bytes(_q) ((_q) * sizeof(u32)) +#define bytes_to_quads(_b) (((_b) + sizeof(u32) - 1) / sizeof(u32)) static void free_keyval(struct csr1212_keyval *kv) { @@ -93,11 +93,11 @@ static void free_keyval(struct csr1212_keyval *kv) CSR1212_FREE(kv); } -static u_int16_t csr1212_crc16(const u_int32_t *buffer, size_t length) +static u16 csr1212_crc16(const u32 *buffer, size_t length) { int shift; - u_int32_t data; - u_int16_t sum, crc = 0; + u32 data; + u16 sum, crc = 0; for (; length; length--) { data = be32_to_cpu(*buffer); @@ -116,11 +116,11 @@ static u_int16_t csr1212_crc16(const u_int32_t *buffer, size_t length) /* Microsoft computes the CRC with the bytes in reverse order. Therefore we * have a special version of the CRC algorithm to account for their buggy * software. */ -static u_int16_t csr1212_msft_crc16(const u_int32_t *buffer, size_t length) +static u16 csr1212_msft_crc16(const u32 *buffer, size_t length) { int shift; - u_int32_t data; - u_int16_t sum, crc = 0; + u32 data; + u16 sum, crc = 0; for (; length; length--) { data = le32_to_cpu(*buffer); @@ -150,7 +150,7 @@ csr1212_find_keyval(struct csr1212_keyval *dir, struct csr1212_keyval *kv) } static struct csr1212_keyval * -csr1212_find_keyval_offset(struct csr1212_keyval *kv_list, u_int32_t offset) +csr1212_find_keyval_offset(struct csr1212_keyval *kv_list, u32 offset) { struct csr1212_keyval *kv; @@ -202,7 +202,7 @@ struct csr1212_csr *csr1212_create_csr(struct csr1212_bus_ops *ops, } void csr1212_init_local_csr(struct csr1212_csr *csr, - const u_int32_t *bus_info_data, int max_rom) + const u32 *bus_info_data, int max_rom) { static const int mr_map[] = { 4, 64, 1024, 0 }; @@ -211,7 +211,7 @@ void csr1212_init_local_csr(struct csr1212_csr *csr, memcpy(csr->bus_info_data, bus_info_data, csr->bus_info_len); } -static struct csr1212_keyval *csr1212_new_keyval(u_int8_t type, u_int8_t key) +static struct csr1212_keyval *csr1212_new_keyval(u8 type, u8 key) { struct csr1212_keyval *kv; @@ -235,7 +235,7 @@ static struct csr1212_keyval *csr1212_new_keyval(u_int8_t type, u_int8_t key) return kv; } -struct csr1212_keyval *csr1212_new_immediate(u_int8_t key, u_int32_t value) +struct csr1212_keyval *csr1212_new_immediate(u8 key, u32 value) { struct csr1212_keyval *kv = csr1212_new_keyval(CSR1212_KV_TYPE_IMMEDIATE, key); @@ -248,7 +248,7 @@ struct csr1212_keyval *csr1212_new_immediate(u_int8_t key, u_int32_t value) } static struct csr1212_keyval * -csr1212_new_leaf(u_int8_t key, const void *data, size_t data_len) +csr1212_new_leaf(u8 key, const void *data, size_t data_len) { struct csr1212_keyval *kv = csr1212_new_keyval(CSR1212_KV_TYPE_LEAF, key); @@ -276,7 +276,7 @@ csr1212_new_leaf(u_int8_t key, const void *data, size_t data_len) } static struct csr1212_keyval * -csr1212_new_csr_offset(u_int8_t key, u_int32_t csr_offset) +csr1212_new_csr_offset(u8 key, u32 csr_offset) { struct csr1212_keyval *kv = csr1212_new_keyval(CSR1212_KV_TYPE_CSR_OFFSET, key); @@ -290,7 +290,7 @@ csr1212_new_csr_offset(u_int8_t key, u_int32_t csr_offset) return kv; } -struct csr1212_keyval *csr1212_new_directory(u_int8_t key) +struct csr1212_keyval *csr1212_new_directory(u8 key) { struct csr1212_keyval *kv = csr1212_new_keyval(CSR1212_KV_TYPE_DIRECTORY, key); @@ -387,7 +387,7 @@ int csr1212_attach_keyval_to_directory(struct csr1212_keyval *dir, ((spec_id) & CSR1212_DESCRIPTOR_LEAF_SPECIFIER_ID_MASK))) static struct csr1212_keyval * -csr1212_new_descriptor_leaf(u_int8_t dtype, u_int32_t specifier_id, +csr1212_new_descriptor_leaf(u8 dtype, u32 specifier_id, const void *data, size_t data_len) { struct csr1212_keyval *kv; @@ -432,9 +432,8 @@ csr1212_new_descriptor_leaf(u_int8_t dtype, u_int32_t specifier_id, CSR1212_TEXTUAL_DESCRIPTOR_LEAF_LANGUAGE_MASK))) static struct csr1212_keyval * -csr1212_new_textual_descriptor_leaf(u_int8_t cwidth, u_int16_t cset, - u_int16_t language, const void *data, - size_t data_len) +csr1212_new_textual_descriptor_leaf(u8 cwidth, u16 cset, u16 language, + const void *data, size_t data_len) { struct csr1212_keyval *kv; char *lstr; @@ -451,7 +450,7 @@ csr1212_new_textual_descriptor_leaf(u_int8_t cwidth, u_int16_t cset, lstr = (char*)CSR1212_TEXTUAL_DESCRIPTOR_LEAF_DATA(kv); /* make sure last quadlet is zeroed out */ - *((u_int32_t*)&(lstr[(data_len - 1) & ~0x3])) = 0; + *((u32*)&(lstr[(data_len - 1) & ~0x3])) = 0; /* don't copy the NUL terminator */ memcpy(lstr, data, data_len); @@ -610,7 +609,7 @@ void csr1212_destroy_csr(struct csr1212_csr *csr) static int csr1212_append_new_cache(struct csr1212_csr *csr, size_t romsize) { struct csr1212_csr_rom_cache *cache; - u_int64_t csr_addr; + u64 csr_addr; if (!csr || !csr->ops || !csr->ops->allocate_addr_range || !csr->ops->release_addr || csr->max_rom < 1) @@ -824,7 +823,7 @@ csr1212_generate_positions(struct csr1212_csr_rom_cache *cache, #define CSR1212_KV_KEY_TYPE_MASK 0x3 /* after shift */ static void -csr1212_generate_tree_subdir(struct csr1212_keyval *dir, u_int32_t *data_buffer) +csr1212_generate_tree_subdir(struct csr1212_keyval *dir, u32 *data_buffer) { struct csr1212_dentry *dentry; struct csr1212_keyval *last_extkey_spec = NULL; @@ -835,7 +834,7 @@ csr1212_generate_tree_subdir(struct csr1212_keyval *dir, u_int32_t *data_buffer) struct csr1212_keyval *a; for (a = dentry->kv; a; a = a->associate) { - u_int32_t value = 0; + u32 value = 0; /* Special Case: Extended Key Specifier_ID */ if (a->key.id == CSR1212_KV_ID_EXTENDED_KEY_SPECIFIER_ID) { @@ -889,11 +888,11 @@ csr1212_generate_tree_subdir(struct csr1212_keyval *dir, u_int32_t *data_buffer) } struct csr1212_keyval_img { - u_int16_t length; - u_int16_t crc; + u16 length; + u16 crc; /* Must be last */ - csr1212_quad_t data[0]; /* older gcc can't handle [] which is standard */ + u32 data[0]; /* older gcc can't handle [] which is standard */ }; static void csr1212_fill_cache(struct csr1212_csr_rom_cache *cache) @@ -940,7 +939,7 @@ static void csr1212_fill_cache(struct csr1212_csr_rom_cache *cache) } } -#define CSR1212_EXTENDED_ROM_SIZE (0x10000 * sizeof(u_int32_t)) +#define CSR1212_EXTENDED_ROM_SIZE (0x10000 * sizeof(u32)) int csr1212_generate_csr_image(struct csr1212_csr *csr) { @@ -975,7 +974,7 @@ int csr1212_generate_csr_image(struct csr1212_csr *csr) * regions needed (it assumes that the cache holding * the first 1K Config ROM space always exists). */ int est_c = agg_size / (CSR1212_EXTENDED_ROM_SIZE - - (2 * sizeof(u_int32_t))) + 1; + (2 * sizeof(u32))) + 1; /* Add additional cache regions, extras will be * removed later */ @@ -992,7 +991,7 @@ int csr1212_generate_csr_image(struct csr1212_csr *csr) } kv = csr1212_generate_positions(cache, kv, init_offset); agg_size -= cache->len; - init_offset = sizeof(u_int32_t); + init_offset = sizeof(u32); } /* Remove unused, excess cache regions */ @@ -1022,7 +1021,7 @@ int csr1212_generate_csr_image(struct csr1212_csr *csr) leaf_size - cache->len); /* Subtract leaf header */ - leaf_size -= sizeof(u_int32_t); + leaf_size -= sizeof(u32); /* Update the Extended ROM leaf length */ cache->ext_rom->value.leaf.len = @@ -1040,7 +1039,7 @@ int csr1212_generate_csr_image(struct csr1212_csr *csr) /* Set the length and CRC of the extended ROM. */ struct csr1212_keyval_img *kvi = (struct csr1212_keyval_img*)cache->data; - u_int16_t len = bytes_to_quads(cache->len) - 1; + u16 len = bytes_to_quads(cache->len) - 1; kvi->length = cpu_to_be16(len); kvi->crc = csr1212_crc16(kvi->data, len); @@ -1050,7 +1049,7 @@ int csr1212_generate_csr_image(struct csr1212_csr *csr) return CSR1212_SUCCESS; } -int csr1212_read(struct csr1212_csr *csr, u_int32_t offset, void *buffer, u_int32_t len) +int csr1212_read(struct csr1212_csr *csr, u32 offset, void *buffer, u32 len) { struct csr1212_csr_rom_cache *cache; @@ -1081,9 +1080,9 @@ static int csr1212_parse_bus_info_block(struct csr1212_csr *csr) * Unfortunately, many IEEE 1394 devices do not abide by that, so the * bus info block will be read 1 quadlet at a time. The rest of the * ConfigROM will be read according to the max_rom field. */ - for (i = 0; i < csr->bus_info_len; i += sizeof(csr1212_quad_t)) { + for (i = 0; i < csr->bus_info_len; i += sizeof(u32)) { ret = csr->ops->bus_read(csr, CSR1212_CONFIG_ROM_SPACE_BASE + i, - sizeof(csr1212_quad_t), + sizeof(u32), &csr->cache_head->data[bytes_to_quads(i)], csr->private); if (ret != CSR1212_SUCCESS) @@ -1101,9 +1100,9 @@ static int csr1212_parse_bus_info_block(struct csr1212_csr *csr) /* IEEE 1212 recommends that crc_len be equal to bus_info_len, but that is not * always the case, so read the rest of the crc area 1 quadlet at a time. */ - for (i = csr->bus_info_len; i <= csr->crc_len; i += sizeof(csr1212_quad_t)) { + for (i = csr->bus_info_len; i <= csr->crc_len; i += sizeof(u32)) { ret = csr->ops->bus_read(csr, CSR1212_CONFIG_ROM_SPACE_BASE + i, - sizeof(csr1212_quad_t), + sizeof(u32), &csr->cache_head->data[bytes_to_quads(i)], csr->private); if (ret != CSR1212_SUCCESS) @@ -1140,12 +1139,11 @@ static int csr1212_parse_bus_info_block(struct csr1212_csr *csr) #define CSR1212_KV_VAL(q) (be32_to_cpu(q) & CSR1212_KV_VAL_MASK) static int csr1212_parse_dir_entry(struct csr1212_keyval *dir, - csr1212_quad_t ki, - u_int32_t kv_pos) + u32 ki, u32 kv_pos) { int ret = CSR1212_SUCCESS; struct csr1212_keyval *k = NULL; - u_int32_t offset; + u32 offset; switch(CSR1212_KV_KEY_TYPE(ki)) { case CSR1212_KV_TYPE_IMMEDIATE: @@ -1236,7 +1234,7 @@ int csr1212_parse_keyval(struct csr1212_keyval *kv, switch(kv->key.type) { case CSR1212_KV_TYPE_DIRECTORY: for (i = 0; i < kvi_len; i++) { - csr1212_quad_t ki = kvi->data[i]; + u32 ki = kvi->data[i]; /* Some devices put null entries in their unit * directories. If we come across such an entry, @@ -1276,9 +1274,9 @@ int _csr1212_read_keyval(struct csr1212_csr *csr, struct csr1212_keyval *kv) struct csr1212_keyval_img *kvi = NULL; struct csr1212_csr_rom_cache *cache; int cache_index; - u_int64_t addr; - u_int32_t *cache_ptr; - u_int16_t kv_len = 0; + u64 addr; + u32 *cache_ptr; + u16 kv_len = 0; if (!csr || !kv || csr->max_rom < 1) return -EINVAL; @@ -1292,8 +1290,7 @@ int _csr1212_read_keyval(struct csr1212_csr *csr, struct csr1212_keyval *kv) } if (!cache) { - csr1212_quad_t q; - u_int32_t cache_size; + u32 q, cache_size; /* Only create a new cache for Extended ROM leaves. */ if (kv->key.id != CSR1212_KV_ID_EXTENDED_ROM) @@ -1301,7 +1298,7 @@ int _csr1212_read_keyval(struct csr1212_csr *csr, struct csr1212_keyval *kv) if (csr->ops->bus_read(csr, CSR1212_REGISTER_SPACE_BASE + kv->offset, - sizeof(csr1212_quad_t), &q, csr->private)) { + sizeof(u32), &q, csr->private)) { return -EIO; } @@ -1326,7 +1323,7 @@ int _csr1212_read_keyval(struct csr1212_csr *csr, struct csr1212_keyval *kv) } cache->filled_head->offset_start = 0; - cache->filled_head->offset_end = sizeof(csr1212_quad_t); + cache->filled_head->offset_end = sizeof(u32); cache->filled_tail = cache->filled_head; cache->filled_head->next = NULL; cache->filled_head->prev = NULL; diff --git a/drivers/ieee1394/csr1212.h b/drivers/ieee1394/csr1212.h index f42e12e58ae7..aa9e924fd189 100644 --- a/drivers/ieee1394/csr1212.h +++ b/drivers/ieee1394/csr1212.h @@ -114,19 +114,17 @@ /* Config ROM image structures */ struct csr1212_bus_info_block_img { - u_int8_t length; - u_int8_t crc_length; - u_int16_t crc; + u8 length; + u8 crc_length; + u16 crc; /* Must be last */ - u_int32_t data[0]; /* older gcc can't handle [] which is standard */ + u32 data[0]; /* older gcc can't handle [] which is standard */ }; -typedef u_int32_t csr1212_quad_t; - struct csr1212_leaf { int len; - u_int32_t *data; + u32 *data; }; struct csr1212_dentry { @@ -141,12 +139,12 @@ struct csr1212_directory { struct csr1212_keyval { struct { - u_int8_t type; - u_int8_t id; + u8 type; + u8 id; } key; union { - u_int32_t immediate; - u_int32_t csr_offset; + u32 immediate; + u32 csr_offset; struct csr1212_leaf leaf; struct csr1212_directory directory; } value; @@ -155,15 +153,15 @@ struct csr1212_keyval { /* used in generating and/or parsing CSR image */ struct csr1212_keyval *next, *prev; /* flat list of CSR elements */ - u_int32_t offset; /* position in CSR from 0xffff f000 0000 */ - u_int8_t valid; /* flag indicating keyval has valid data*/ + u32 offset; /* position in CSR from 0xffff f000 0000 */ + u8 valid; /* flag indicating keyval has valid data*/ }; struct csr1212_cache_region { struct csr1212_cache_region *next, *prev; - u_int32_t offset_start; /* inclusive */ - u_int32_t offset_end; /* exclusive */ + u32 offset_start; /* inclusive */ + u32 offset_end; /* exclusive */ }; struct csr1212_csr_rom_cache { @@ -171,18 +169,18 @@ struct csr1212_csr_rom_cache { struct csr1212_cache_region *filled_head, *filled_tail; struct csr1212_keyval *layout_head, *layout_tail; size_t size; - u_int32_t offset; + u32 offset; struct csr1212_keyval *ext_rom; size_t len; /* Must be last */ - u_int32_t data[0]; /* older gcc can't handle [] which is standard */ + u32 data[0]; /* older gcc can't handle [] which is standard */ }; struct csr1212_csr { size_t bus_info_len; /* bus info block length in bytes */ size_t crc_len; /* crc length in bytes */ - u_int32_t *bus_info_data; /* bus info data incl bus name and EUI */ + u32 *bus_info_data; /* bus info data incl bus name and EUI */ void *private; /* private, bus specific data */ struct csr1212_bus_ops *ops; @@ -200,32 +198,30 @@ struct csr1212_bus_ops { * from remote nodes when parsing a Config ROM (i.e., read Config ROM * entries located in the Units Space. Must return 0 on success * anything else indicates an error. */ - int (*bus_read) (struct csr1212_csr *csr, u_int64_t addr, - u_int16_t length, void *buffer, void *private); + int (*bus_read) (struct csr1212_csr *csr, u64 addr, + u16 length, void *buffer, void *private); /* This function is used by csr1212 to allocate a region in units space * in the event that Config ROM entries don't all fit in the predefined * 1K region. The void *private parameter is private member of struct * csr1212_csr. */ - u_int64_t (*allocate_addr_range) (u_int64_t size, u_int32_t alignment, - void *private); - + u64 (*allocate_addr_range) (u64 size, u32 alignment, void *private); /* This function is used by csr1212 to release a region in units space * that is no longer needed. */ - void (*release_addr) (u_int64_t addr, void *private); + void (*release_addr) (u64 addr, void *private); /* This function is used by csr1212 to determine the max read request * supported by a remote node when reading the ConfigROM space. Must * return 0, 1, or 2 per IEEE 1212. */ - int (*get_max_rom) (u_int32_t *bus_info, void *private); + int (*get_max_rom) (u32 *bus_info, void *private); }; /* Descriptor Leaf manipulation macros */ #define CSR1212_DESCRIPTOR_LEAF_TYPE_SHIFT 24 #define CSR1212_DESCRIPTOR_LEAF_SPECIFIER_ID_MASK 0xffffff -#define CSR1212_DESCRIPTOR_LEAF_OVERHEAD (1 * sizeof(u_int32_t)) +#define CSR1212_DESCRIPTOR_LEAF_OVERHEAD (1 * sizeof(u32)) #define CSR1212_DESCRIPTOR_LEAF_TYPE(kv) \ (be32_to_cpu((kv)->value.leaf.data[0]) >> CSR1212_DESCRIPTOR_LEAF_TYPE_SHIFT) @@ -240,7 +236,7 @@ struct csr1212_bus_ops { #define CSR1212_TEXTUAL_DESCRIPTOR_LEAF_CHAR_SET_SHIFT 16 #define CSR1212_TEXTUAL_DESCRIPTOR_LEAF_CHAR_SET_MASK 0xfff /* after shift */ #define CSR1212_TEXTUAL_DESCRIPTOR_LEAF_LANGUAGE_MASK 0xffff -#define CSR1212_TEXTUAL_DESCRIPTOR_LEAF_OVERHEAD (1 * sizeof(u_int32_t)) +#define CSR1212_TEXTUAL_DESCRIPTOR_LEAF_OVERHEAD (1 * sizeof(u32)) #define CSR1212_TEXTUAL_DESCRIPTOR_LEAF_WIDTH(kv) \ (be32_to_cpu((kv)->value.leaf.data[1]) >> \ @@ -264,7 +260,7 @@ extern struct csr1212_csr *csr1212_create_csr(struct csr1212_bus_ops *ops, size_t bus_info_size, void *private); extern void csr1212_init_local_csr(struct csr1212_csr *csr, - const u_int32_t *bus_info_data, int max_rom); + const u32 *bus_info_data, int max_rom); /* Destroy a Configuration ROM tree and release all memory taken by the tree. */ @@ -275,8 +271,8 @@ extern void csr1212_destroy_csr(struct csr1212_csr *csr); * a Configuration ROM tree. Code that creates new keyvals with these functions * must release those keyvals with csr1212_release_keyval() when they are no * longer needed. */ -extern struct csr1212_keyval *csr1212_new_immediate(u_int8_t key, u_int32_t value); -extern struct csr1212_keyval *csr1212_new_directory(u_int8_t key); +extern struct csr1212_keyval *csr1212_new_immediate(u8 key, u32 value); +extern struct csr1212_keyval *csr1212_new_directory(u8 key); extern struct csr1212_keyval *csr1212_new_string_descriptor_leaf(const char *s); @@ -306,8 +302,8 @@ extern int csr1212_generate_csr_image(struct csr1212_csr *csr); /* This is a convience function for reading a block of data out of one of the * caches in the csr->cache_head list. */ -extern int csr1212_read(struct csr1212_csr *csr, u_int32_t offset, void *buffer, - u_int32_t len); +extern int csr1212_read(struct csr1212_csr *csr, u32 offset, void *buffer, + u32 len); /* The following functions are in place for parsing Configuration ROM images. @@ -324,7 +320,7 @@ extern void _csr1212_destroy_keyval(struct csr1212_keyval *kv); /* This function allocates a new cache which may be used for either parsing or * generating sub-sets of Configuration ROM images. */ -static inline struct csr1212_csr_rom_cache *csr1212_rom_cache_malloc(u_int32_t offset, +static inline struct csr1212_csr_rom_cache *csr1212_rom_cache_malloc(u32 offset, size_t size) { struct csr1212_csr_rom_cache *cache; |