From 11650b859681e03fdbf26277fcfc5f1f62186703 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Mon, 18 Jul 2011 22:26:40 -0700 Subject: [PATCH] target: remove custom hex2bin() implementation This patch drops transport_asciihex_to_binaryhex() in favor of proper hex2bin usage from include/linux/kernel.h:hex2bin() Signed-off-by: Andy Shevchenko Signed-off-by: Nicholas Bellinger --- drivers/target/target_core_cdb.c | 16 ++++---------- drivers/target/target_core_fabric_lib.c | 17 +++++++-------- drivers/target/target_core_transport.c | 28 ------------------------- include/target/target_core_transport.h | 1 - 4 files changed, 11 insertions(+), 51 deletions(-) diff --git a/drivers/target/target_core_cdb.c b/drivers/target/target_core_cdb.c index 27e6a2e5e84a..8ae09a1bdf74 100644 --- a/drivers/target/target_core_cdb.c +++ b/drivers/target/target_core_cdb.c @@ -23,6 +23,7 @@ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +#include #include #include @@ -162,11 +163,9 @@ target_emulate_evpd_83(struct se_cmd *cmd, unsigned char *buf) struct t10_alua_lu_gp_member *lu_gp_mem; struct t10_alua_tg_pt_gp *tg_pt_gp; struct t10_alua_tg_pt_gp_member *tg_pt_gp_mem; - unsigned char binary, binary_new; unsigned char *prod = &dev->se_sub_dev->t10_wwn.model[0]; u32 prod_len; u32 unit_serial_len, off = 0; - int i; u16 len = 0, id_len; off = 4; @@ -215,16 +214,9 @@ target_emulate_evpd_83(struct se_cmd *cmd, unsigned char *buf) * VENDOR_SPECIFIC_IDENTIFIER and * VENDOR_SPECIFIC_IDENTIFIER_EXTENTION */ - binary = transport_asciihex_to_binaryhex( - &dev->se_sub_dev->t10_wwn.unit_serial[0]); - buf[off++] |= (binary & 0xf0) >> 4; - for (i = 0; i < 24; i += 2) { - binary_new = transport_asciihex_to_binaryhex( - &dev->se_sub_dev->t10_wwn.unit_serial[i+2]); - buf[off] = (binary & 0x0f) << 4; - buf[off++] |= (binary_new & 0xf0) >> 4; - binary = binary_new; - } + buf[off++] |= hex_to_bin(dev->se_sub_dev->t10_wwn.unit_serial[0]); + hex2bin(&buf[off], &dev->se_sub_dev->t10_wwn.unit_serial[1], 12); + len = 20; off = (len + 4); diff --git a/drivers/target/target_core_fabric_lib.c b/drivers/target/target_core_fabric_lib.c index a29968806cfc..c4ea3a9a555b 100644 --- a/drivers/target/target_core_fabric_lib.c +++ b/drivers/target/target_core_fabric_lib.c @@ -25,6 +25,7 @@ * ******************************************************************************/ +#include #include #include #include @@ -61,9 +62,8 @@ u32 sas_get_pr_transport_id( int *format_code, unsigned char *buf) { - unsigned char binary, *ptr; - int i; - u32 off = 4; + unsigned char *ptr; + /* * Set PROTOCOL IDENTIFIER to 6h for SAS */ @@ -74,10 +74,8 @@ u32 sas_get_pr_transport_id( */ ptr = &se_nacl->initiatorname[4]; /* Skip over 'naa. prefix */ - for (i = 0; i < 16; i += 2) { - binary = transport_asciihex_to_binaryhex(&ptr[i]); - buf[off++] = binary; - } + hex2bin(&buf[4], ptr, 8); + /* * The SAS Transport ID is a hardcoded 24-byte length */ @@ -157,7 +155,7 @@ u32 fc_get_pr_transport_id( int *format_code, unsigned char *buf) { - unsigned char binary, *ptr; + unsigned char *ptr; int i; u32 off = 8; /* @@ -176,8 +174,7 @@ u32 fc_get_pr_transport_id( i++; continue; } - binary = transport_asciihex_to_binaryhex(&ptr[i]); - buf[off++] = binary; + hex2bin(&buf[off++], &ptr[i], 1); i += 2; } /* diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 007cfc164f5e..46352d658e35 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -2659,34 +2659,6 @@ static inline u32 transport_get_size( return dev->se_sub_dev->se_dev_attrib.block_size * sectors; } -unsigned char transport_asciihex_to_binaryhex(unsigned char val[2]) -{ - unsigned char result = 0; - /* - * MSB - */ - if ((val[0] >= 'a') && (val[0] <= 'f')) - result = ((val[0] - 'a' + 10) & 0xf) << 4; - else - if ((val[0] >= 'A') && (val[0] <= 'F')) - result = ((val[0] - 'A' + 10) & 0xf) << 4; - else /* digit */ - result = ((val[0] - '0') & 0xf) << 4; - /* - * LSB - */ - if ((val[1] >= 'a') && (val[1] <= 'f')) - result |= ((val[1] - 'a' + 10) & 0xf); - else - if ((val[1] >= 'A') && (val[1] <= 'F')) - result |= ((val[1] - 'A' + 10) & 0xf); - else /* digit */ - result |= ((val[1] - '0') & 0xf); - - return result; -} -EXPORT_SYMBOL(transport_asciihex_to_binaryhex); - static void transport_xor_callback(struct se_cmd *cmd) { unsigned char *buf, *addr; diff --git a/include/target/target_core_transport.h b/include/target/target_core_transport.h index f41b07c7401e..46aae4f94ede 100644 --- a/include/target/target_core_transport.h +++ b/include/target/target_core_transport.h @@ -179,7 +179,6 @@ extern void transport_new_cmd_failure(struct se_cmd *); extern int transport_generic_handle_tmr(struct se_cmd *); extern void transport_generic_free_cmd_intr(struct se_cmd *); extern void __transport_stop_task_timer(struct se_task *, unsigned long *); -extern unsigned char transport_asciihex_to_binaryhex(unsigned char val[2]); extern int transport_generic_map_mem_to_cmd(struct se_cmd *cmd, struct scatterlist *, u32, struct scatterlist *, u32); extern int transport_clear_lun_from_sessions(struct se_lun *); -- GitLab