The patch titled memstick: introduce correct definitions in the header has been added to the -mm tree. Its filename is memstick-introduce-correct-definitions-in-the-header.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: memstick: introduce correct definitions in the header From: Alex Dubov <oakad@xxxxxxxxx> Thanks to some input from kind people at JMicron it is now possible to have more correct definitions of protocol structures and bit field semantics. Signed-off-by: Alex Dubov <oakad@xxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- drivers/memstick/core/memstick.c | 4 drivers/memstick/core/mspro_block.c | 16 +-- drivers/memstick/host/tifm_ms.c | 19 +-- include/linux/memstick.h | 130 +++++++++++++++++--------- 4 files changed, 105 insertions(+), 64 deletions(-) diff -puN drivers/memstick/core/memstick.c~memstick-introduce-correct-definitions-in-the-header drivers/memstick/core/memstick.c --- a/drivers/memstick/core/memstick.c~memstick-introduce-correct-definitions-in-the-header +++ a/drivers/memstick/core/memstick.c @@ -271,7 +271,7 @@ void memstick_init_req_sg(struct memstic mrq->data_dir = READ; mrq->sg = *sg; - mrq->io_type = MEMSTICK_IO_SG; + mrq->long_data = 1; if (tpc == MS_TPC_SET_CMD || tpc == MS_TPC_EX_SET_CMD) mrq->need_card_int = 1; @@ -306,7 +306,7 @@ void memstick_init_req(struct memstick_r if (mrq->data_dir == WRITE) memcpy(mrq->data, buf, mrq->data_len); - mrq->io_type = MEMSTICK_IO_VAL; + mrq->long_data = 0; if (tpc == MS_TPC_SET_CMD || tpc == MS_TPC_EX_SET_CMD) mrq->need_card_int = 1; diff -puN drivers/memstick/core/mspro_block.c~memstick-introduce-correct-definitions-in-the-header drivers/memstick/core/mspro_block.c --- a/drivers/memstick/core/mspro_block.c~memstick-introduce-correct-definitions-in-the-header +++ a/drivers/memstick/core/mspro_block.c @@ -629,7 +629,7 @@ static void mspro_block_process_request( param.system = msb->system; param.data_count = cpu_to_be16(page_count); param.data_address = cpu_to_be32((uint32_t)t_sec); - param.cmd_param = 0; + param.tpc_param = 0; msb->data_dir = rq_data_dir(req); msb->transfer_cmd = msb->data_dir == READ @@ -761,7 +761,7 @@ static int mspro_block_switch_to_paralle .system = 0, .data_count = 0, .data_address = 0, - .cmd_param = 0 + .tpc_param = 0 }; card->next_request = h_mspro_block_req_init; @@ -773,8 +773,8 @@ static int mspro_block_switch_to_paralle if (card->current_mrq.error) return card->current_mrq.error; - msb->system = 0; - host->set_param(host, MEMSTICK_INTERFACE, MEMSTICK_PARALLEL); + msb->system = MEMSTICK_SYS_PAR4; + host->set_param(host, MEMSTICK_INTERFACE, MEMSTICK_PAR4); card->next_request = h_mspro_block_req_init; msb->mrq_handler = h_mspro_block_default; @@ -802,7 +802,7 @@ static int mspro_block_read_attributes(s .system = msb->system, .data_count = cpu_to_be16(1), .data_address = 0, - .cmd_param = 0 + .tpc_param = 0 }; struct mspro_attribute *attr = NULL; struct mspro_sys_attr *s_attr = NULL; @@ -922,7 +922,7 @@ static int mspro_block_read_attributes(s param.system = msb->system; param.data_count = cpu_to_be16((rc / msb->page_size) + 1); param.data_address = cpu_to_be32(addr / msb->page_size); - param.cmd_param = 0; + param.tpc_param = 0; sg_init_one(&msb->req_sg[0], buffer, be16_to_cpu(param.data_count) * msb->page_size); @@ -964,7 +964,7 @@ static int mspro_block_init_card(struct struct memstick_host *host = card->host; int rc = 0; - msb->system = 0x80; + msb->system = MEMSTICK_SYS_SERIAL; card->reg_addr.r_offset = offsetof(struct mspro_register, status); card->reg_addr.r_length = sizeof(struct ms_status_register); card->reg_addr.w_offset = offsetof(struct mspro_register, param); @@ -973,7 +973,7 @@ static int mspro_block_init_card(struct if (memstick_set_rw_addr(card)) return -EIO; - if (host->caps & MEMSTICK_CAP_PARALLEL) { + if (host->caps & MEMSTICK_CAP_PAR4) { if (mspro_block_switch_to_parallel(card)) printk(KERN_WARNING "%s: could not switch to " "parallel interface\n", card->dev.bus_id); diff -puN drivers/memstick/host/tifm_ms.c~memstick-introduce-correct-definitions-in-the-header drivers/memstick/host/tifm_ms.c --- a/drivers/memstick/host/tifm_ms.c~memstick-introduce-correct-definitions-in-the-header +++ a/drivers/memstick/host/tifm_ms.c @@ -209,7 +209,7 @@ static int tifm_ms_issue_cmd(struct tifm host->cmd_flags = 0; - if (host->req->io_type == MEMSTICK_IO_SG) { + if (host->req->long_data) { if (!host->no_dma) { if (1 != tifm_map_sg(sock, &host->req->sg, 1, host->req->data_dir == READ @@ -248,7 +248,7 @@ static int tifm_ms_issue_cmd(struct tifm cmd_mask = readl(sock->addr + SOCK_MS_SYSTEM); cmd_mask |= TIFM_MS_SYS_DATA | TIFM_MS_SYS_NOT_RDY; writel(cmd_mask, sock->addr + SOCK_MS_SYSTEM); - } else if (host->req->io_type == MEMSTICK_IO_VAL) { + } else { data = host->req->data; data_len = host->req->data_len; @@ -294,8 +294,7 @@ static int tifm_ms_issue_cmd(struct tifm cmd_mask |= TIFM_MS_SYS_NOT_RDY; dev_dbg(&sock->dev, "mask %x\n", cmd_mask); writel(cmd_mask, sock->addr + SOCK_MS_SYSTEM); - } else - BUG(); + } mod_timer(&host->timer, jiffies + host->timeout_jiffies); writel(TIFM_CTRL_LED | readl(sock->addr + SOCK_CONTROL), @@ -319,13 +318,13 @@ static void tifm_ms_complete_cmd(struct int rc; del_timer(&host->timer); - if (host->req->io_type == MEMSTICK_IO_SG) { + if (host->req->long_data) { if (!host->no_dma) tifm_unmap_sg(sock, &host->req->sg, 1, host->req->data_dir == READ ? PCI_DMA_FROMDEVICE : PCI_DMA_TODEVICE); - } else if (host->req->io_type == MEMSTICK_IO_VAL) { + } else { writel(~TIFM_MS_SYS_DATA & readl(sock->addr + SOCK_MS_SYSTEM), sock->addr + SOCK_MS_SYSTEM); @@ -365,7 +364,7 @@ static int tifm_ms_check_status(struct t if (!host->req->error) { if (!(host->cmd_flags & CMD_READY)) return 1; - if ((host->req->io_type == MEMSTICK_IO_SG) + if (host->req->long_data && !(host->cmd_flags & FIFO_READY)) return 1; if (host->req->need_card_int @@ -505,7 +504,7 @@ static void tifm_ms_set_param(struct mem writel((~TIFM_CTRL_FAST_CLK) & readl(sock->addr + SOCK_CONTROL), sock->addr + SOCK_CONTROL); - } else if (value == MEMSTICK_PARALLEL) { + } else if (value == MEMSTICK_PAR4) { host->mode_mask = 0; writel(TIFM_CTRL_FAST_CLK | readl(sock->addr + SOCK_CONTROL), @@ -542,7 +541,7 @@ static int tifm_ms_initialize_host(struc writel(0x0200 | TIFM_MS_SYS_NOT_RDY, sock->addr + SOCK_MS_SYSTEM); writel(0xffffffff, sock->addr + SOCK_MS_STATUS); if (tifm_has_ms_pif(sock)) - msh->caps |= MEMSTICK_CAP_PARALLEL; + msh->caps |= MEMSTICK_CAP_PAR4; return 0; } @@ -601,7 +600,7 @@ static void tifm_ms_remove(struct tifm_d writel(TIFM_FIFO_INT_SETALL, sock->addr + SOCK_DMA_FIFO_INT_ENABLE_CLEAR); writel(TIFM_DMA_RESET, sock->addr + SOCK_DMA_CONTROL); - if ((host->req->io_type == MEMSTICK_IO_SG) && !host->no_dma) + if (host->req->long_data && !host->no_dma) tifm_unmap_sg(sock, &host->req->sg, 1, host->req->data_dir == READ ? PCI_DMA_TODEVICE diff -puN include/linux/memstick.h~memstick-introduce-correct-definitions-in-the-header include/linux/memstick.h --- a/include/linux/memstick.h~memstick-introduce-correct-definitions-in-the-header +++ a/include/linux/memstick.h @@ -22,6 +22,8 @@ struct ms_status_register { unsigned char reserved; unsigned char interrupt; #define MEMSTICK_INT_CMDNAK 0x0001 +#define MEMSTICK_INT_IOREQ 0x0008 +#define MEMSTICK_INT_IOBREQ 0x0010 #define MEMSTICK_INT_BREQ 0x0020 #define MEMSTICK_INT_ERR 0x0040 #define MEMSTICK_INT_CED 0x0080 @@ -47,13 +49,17 @@ struct ms_status_register { struct ms_id_register { unsigned char type; - unsigned char reserved; + unsigned char if_mode; unsigned char category; unsigned char class; } __attribute__((packed)); struct ms_param_register { unsigned char system; +#define MEMSTICK_SYS_ATEN 0xc0 +#define MEMSTICK_SYS_BAMD 0x80 +#define MEMSTICK_SYS_PAM 0x08 + unsigned char block_address_msb; unsigned short block_address; unsigned char cp; @@ -90,16 +96,48 @@ struct ms_register { struct mspro_param_register { unsigned char system; +#define MEMSTICK_SYS_SERIAL 0x80 +#define MEMSTICK_SYS_PAR4 0x00 +#define MEMSTICK_SYS_PAR8 0x40 + + unsigned short data_count; + unsigned int data_address; + unsigned char tpc_param; +} __attribute__((packed)); + +struct mspro_io_info_register { + unsigned char version; + unsigned char io_category; + unsigned char current_req; + unsigned char card_opt_info; + unsigned char rdy_wait_time; +} __attribute__((packed)); + +struct mspro_io_func_register { + unsigned char func_enable; + unsigned char func_select; + unsigned char func_intmask; + unsigned char transfer_mode; +} __attribute__((packed)); + +struct mspro_io_cmd_register { + unsigned short tpc_param; unsigned short data_count; unsigned int data_address; - unsigned char cmd_param; } __attribute__((packed)); struct mspro_register { - struct ms_status_register status; - struct ms_id_register id; - unsigned char reserved[8]; - struct mspro_param_register param; + struct ms_status_register status; + struct ms_id_register id; + unsigned char reserved0[8]; + struct mspro_param_register param; + unsigned char reserved1[8]; + struct mspro_io_info_register io_info; + struct mspro_io_func_register io_func; + unsigned char reserved2[7]; + struct mspro_io_cmd_register io_cmd; + unsigned char io_int; + unsigned char io_int_func; } __attribute__((packed)); struct ms_register_addr { @@ -110,49 +148,55 @@ struct ms_register_addr { } __attribute__((packed)); enum { + MS_TPC_READ_MG_STATUS = 0x01, MS_TPC_READ_LONG_DATA = 0x02, MS_TPC_READ_SHORT_DATA = 0x03, + MS_TPC_READ_MG_DATA = 0x03, MS_TPC_READ_REG = 0x04, - MS_TPC_READ_IO_DATA = 0x05, /* unverified */ + MS_TPC_READ_QUAD_DATA = 0x05, + MS_TPC_READ_IO_DATA = 0x05, MS_TPC_GET_INT = 0x07, MS_TPC_SET_RW_REG_ADRS = 0x08, MS_TPC_EX_SET_CMD = 0x09, - MS_TPC_WRITE_IO_DATA = 0x0a, /* unverified */ + MS_TPC_WRITE_QUAD_DATA = 0x0a, + MS_TPC_WRITE_IO_DATA = 0x0a, MS_TPC_WRITE_REG = 0x0b, MS_TPC_WRITE_SHORT_DATA = 0x0c, + MS_TPC_WRITE_MG_DATA = 0x0c, MS_TPC_WRITE_LONG_DATA = 0x0d, MS_TPC_SET_CMD = 0x0e }; enum { - MS_CMD_BLOCK_END = 0x33, - MS_CMD_RESET = 0x3c, - MS_CMD_BLOCK_WRITE = 0x55, - MS_CMD_SLEEP = 0x5a, - MS_CMD_BLOCK_ERASE = 0x99, - MS_CMD_BLOCK_READ = 0xaa, - MS_CMD_CLEAR_BUF = 0xc3, - MS_CMD_FLASH_STOP = 0xcc, - MSPRO_CMD_FORMAT = 0x10, - MSPRO_CMD_SLEEP = 0x11, - MSPRO_CMD_READ_DATA = 0x20, - MSPRO_CMD_WRITE_DATA = 0x21, - MSPRO_CMD_READ_ATRB = 0x24, - MSPRO_CMD_STOP = 0x25, - MSPRO_CMD_ERASE = 0x26, - MSPRO_CMD_SET_IBA = 0x46, - MSPRO_CMD_SET_IBD = 0x47 -/* - MSPRO_CMD_RESET - MSPRO_CMD_WAKEUP - MSPRO_CMD_IN_IO_DATA - MSPRO_CMD_OUT_IO_DATA - MSPRO_CMD_READ_IO_ATRB - MSPRO_CMD_IN_IO_FIFO - MSPRO_CMD_OUT_IO_FIFO - MSPRO_CMD_IN_IOM - MSPRO_CMD_OUT_IOM -*/ + MS_CMD_BLOCK_END = 0x33, + MS_CMD_RESET = 0x3c, + MS_CMD_BLOCK_WRITE = 0x55, + MS_CMD_SLEEP = 0x5a, + MS_CMD_BLOCK_ERASE = 0x99, + MS_CMD_BLOCK_READ = 0xaa, + MS_CMD_CLEAR_BUF = 0xc3, + MS_CMD_FLASH_STOP = 0xcc, + MS_CMD_LOAD_ID = 0x60, + MS_CMD_CMP_ICV = 0x7f, + MSPRO_CMD_FORMAT = 0x10, + MSPRO_CMD_SLEEP = 0x11, + MSPRO_CMD_WAKEUP = 0x12, + MSPRO_CMD_READ_DATA = 0x20, + MSPRO_CMD_WRITE_DATA = 0x21, + MSPRO_CMD_READ_ATRB = 0x24, + MSPRO_CMD_STOP = 0x25, + MSPRO_CMD_ERASE = 0x26, + MSPRO_CMD_READ_QUAD = 0x27, + MSPRO_CMD_WRITE_QUAD = 0x28, + MSPRO_CMD_SET_IBD = 0x46, + MSPRO_CMD_GET_IBD = 0x47, + MSPRO_CMD_IN_IO_DATA = 0xb0, + MSPRO_CMD_OUT_IO_DATA = 0xb1, + MSPRO_CMD_READ_IO_ATRB = 0xb2, + MSPRO_CMD_IN_IO_FIFO = 0xb3, + MSPRO_CMD_OUT_IO_FIFO = 0xb4, + MSPRO_CMD_IN_IOM = 0xb5, + MSPRO_CMD_OUT_IOM = 0xb6, }; /*** Driver structures and functions ***/ @@ -165,7 +209,8 @@ enum memstick_param { MEMSTICK_POWER = 1 #define MEMSTICK_POWER_ON 1 #define MEMSTICK_SERIAL 0 -#define MEMSTICK_PARALLEL 1 +#define MEMSTICK_PAR4 1 +#define MEMSTICK_PAR8 2 struct memstick_host; struct memstick_driver; @@ -195,11 +240,7 @@ struct memstick_request { unsigned char data_dir:1, need_card_int:1, get_int_reg:1, - io_type:2; -#define MEMSTICK_IO_NONE 0 -#define MEMSTICK_IO_VAL 1 -#define MEMSTICK_IO_SG 2 - + long_data:1; unsigned char int_reg; int error; union { @@ -231,8 +272,9 @@ struct memstick_host { struct mutex lock; unsigned int id; unsigned int caps; -#define MEMSTICK_CAP_PARALLEL 1 -#define MEMSTICK_CAP_AUTO_GET_INT 2 +#define MEMSTICK_CAP_AUTO_GET_INT 1 +#define MEMSTICK_CAP_PAR4 2 +#define MEMSTICK_CAP_PAR8 4 struct work_struct media_checker; struct class_device cdev; _ Patches currently in -mm which might be from oakad@xxxxxxxxx are memstick-introduce-correct-definitions-in-the-header.patch memstick-add-memstick_suspend-resume_host-methods.patch memstick-make-sure-number-of-command-retries-is-exactly-as-specified.patch memstick-drop-driver_version-numbers-as-meaningless.patch tifm-fix-the-memorystick-host-fifo-handling-code.patch tifm-fix-memorystick-host-initialization-code.patch tifm-clear-interrupt-mask-bits-before-setting-them-on-adapter-init.patch memstick-add-support-for-decoding-specfile-media-attributes.patch memstick-fix-parsing-of-assembly_date-attribute-field.patch memstick-try-harder-to-recover-from-unsuccessful-interface-mode-switch.patch memstick-add-support-for-jmicron-jmb38x-memorystick-host-controller.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html