From: Al Viro Date: Sun, 31 Mar 2013 17:24:44 +0000 (-0400) Subject: atari_scsi: switch to ->show_info() X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=d89537e1b124ad661ea340798965a96e123cb211;p=~shefty%2Frdma-dev.git atari_scsi: switch to ->show_info() Signed-off-by: Al Viro --- diff --git a/drivers/scsi/atari_NCR5380.c b/drivers/scsi/atari_NCR5380.c index 2db79b469d9..0f3cdbc80ba 100644 --- a/drivers/scsi/atari_NCR5380.c +++ b/drivers/scsi/atari_NCR5380.c @@ -719,119 +719,94 @@ static void __init NCR5380_print_options(struct Scsi_Host *instance) * Inputs : instance, pointer to this instance. */ -static void NCR5380_print_status(struct Scsi_Host *instance) +static void lprint_Scsi_Cmnd(Scsi_Cmnd *cmd) { - char *pr_bfr; - char *start; - int len; - - NCR_PRINT(NDEBUG_ANY); - NCR_PRINT_PHASE(NDEBUG_ANY); - - pr_bfr = (char *)__get_free_page(GFP_ATOMIC); - if (!pr_bfr) { - printk("NCR5380_print_status: no memory for print buffer\n"); - return; - } - len = NCR5380_proc_info(instance, pr_bfr, &start, 0, PAGE_SIZE, 0); - pr_bfr[len] = 0; - printk("\n%s\n", pr_bfr); - free_page((unsigned long)pr_bfr); + int i, s; + unsigned char *command; + printk("scsi%d: destination target %d, lun %d\n", + H_NO(cmd), cmd->device->id, cmd->device->lun); + printk(KERN_CONT " command = "); + command = cmd->cmnd; + printk(KERN_CONT "%2d (0x%02x)", command[0], command[0]); + for (i = 1, s = COMMAND_SIZE(command[0]); i < s; ++i) + printk(KERN_CONT " %02x", command[i]); + printk("\n"); } - -/******************************************/ -/* - * /proc/scsi/[dtc pas16 t128 generic]/[0-ASC_NUM_BOARD_SUPPORTED] - * - * *buffer: I/O buffer - * **start: if inout == FALSE pointer into buffer where user read should start - * offset: current offset - * length: length of buffer - * hostno: Scsi_Host host_no - * inout: TRUE - user is writing; FALSE - user is reading - * - * Return the number of bytes read from or written -*/ - -#undef SPRINTF -#define SPRINTF(fmt,args...) \ - do { \ - if (pos + strlen(fmt) + 20 /* slop */ < buffer + length) \ - pos += sprintf(pos, fmt , ## args); \ - } while(0) -static char *lprint_Scsi_Cmnd(Scsi_Cmnd *cmd, char *pos, char *buffer, int length); - -static int NCR5380_proc_info(struct Scsi_Host *instance, char *buffer, - char **start, off_t offset, int length, int inout) +static void NCR5380_print_status(struct Scsi_Host *instance) { - char *pos = buffer; struct NCR5380_hostdata *hostdata; Scsi_Cmnd *ptr; unsigned long flags; - off_t begin = 0; -#define check_offset() \ - do { \ - if (pos - buffer < offset - begin) { \ - begin += pos - buffer; \ - pos = buffer; \ - } \ - } while (0) + + NCR_PRINT(NDEBUG_ANY); + NCR_PRINT_PHASE(NDEBUG_ANY); hostdata = (struct NCR5380_hostdata *)instance->hostdata; - if (inout) /* Has data been written to the file ? */ - return -ENOSYS; /* Currently this is a no-op */ - SPRINTF("NCR5380 core release=%d.\n", NCR5380_PUBLIC_RELEASE); - check_offset(); + printk("\nNCR5380 core release=%d.\n", NCR5380_PUBLIC_RELEASE); local_irq_save(flags); - SPRINTF("NCR5380: coroutine is%s running.\n", + printk("NCR5380: coroutine is%s running.\n", main_running ? "" : "n't"); - check_offset(); if (!hostdata->connected) - SPRINTF("scsi%d: no currently connected command\n", HOSTNO); + printk("scsi%d: no currently connected command\n", HOSTNO); else - pos = lprint_Scsi_Cmnd((Scsi_Cmnd *) hostdata->connected, - pos, buffer, length); - SPRINTF("scsi%d: issue_queue\n", HOSTNO); - check_offset(); - for (ptr = (Scsi_Cmnd *)hostdata->issue_queue; ptr; ptr = NEXT(ptr)) { - pos = lprint_Scsi_Cmnd(ptr, pos, buffer, length); - check_offset(); - } + lprint_Scsi_Cmnd((Scsi_Cmnd *) hostdata->connected); + printk("scsi%d: issue_queue\n", HOSTNO); + for (ptr = (Scsi_Cmnd *)hostdata->issue_queue; ptr; ptr = NEXT(ptr)) + lprint_Scsi_Cmnd(ptr); - SPRINTF("scsi%d: disconnected_queue\n", HOSTNO); - check_offset(); + printk("scsi%d: disconnected_queue\n", HOSTNO); for (ptr = (Scsi_Cmnd *) hostdata->disconnected_queue; ptr; - ptr = NEXT(ptr)) { - pos = lprint_Scsi_Cmnd(ptr, pos, buffer, length); - check_offset(); - } + ptr = NEXT(ptr)) + lprint_Scsi_Cmnd(ptr); local_irq_restore(flags); - *start = buffer + (offset - begin); - if (pos - buffer < offset - begin) - return 0; - else if (pos - buffer - (offset - begin) < length) - return pos - buffer - (offset - begin); - return length; + printk("\n"); } -static char *lprint_Scsi_Cmnd(Scsi_Cmnd *cmd, char *pos, char *buffer, int length) +static void show_Scsi_Cmnd(Scsi_Cmnd *cmd, struct seq_file *m) { int i, s; unsigned char *command; - SPRINTF("scsi%d: destination target %d, lun %d\n", + seq_printf(m, "scsi%d: destination target %d, lun %d\n", H_NO(cmd), cmd->device->id, cmd->device->lun); - SPRINTF(" command = "); + seq_printf(m, " command = "); command = cmd->cmnd; - SPRINTF("%2d (0x%02x)", command[0], command[0]); + seq_printf(m, "%2d (0x%02x)", command[0], command[0]); for (i = 1, s = COMMAND_SIZE(command[0]); i < s; ++i) - SPRINTF(" %02x", command[i]); - SPRINTF("\n"); - return pos; + seq_printf(m, " %02x", command[i]); + seq_printf(m, "\n"); } +static int NCR5380_show_info(struct seq_file *m, struct Scsi_Host *instance) +{ + struct NCR5380_hostdata *hostdata; + Scsi_Cmnd *ptr; + unsigned long flags; + + hostdata = (struct NCR5380_hostdata *)instance->hostdata; + + seq_printf(m, "NCR5380 core release=%d.\n", NCR5380_PUBLIC_RELEASE); + local_irq_save(flags); + seq_printf(m, "NCR5380: coroutine is%s running.\n", + main_running ? "" : "n't"); + if (!hostdata->connected) + seq_printf(m, "scsi%d: no currently connected command\n", HOSTNO); + else + show_Scsi_Cmnd((Scsi_Cmnd *) hostdata->connected, m); + seq_printf(m, "scsi%d: issue_queue\n", HOSTNO); + for (ptr = (Scsi_Cmnd *)hostdata->issue_queue; ptr; ptr = NEXT(ptr)) + show_Scsi_Cmnd(ptr, m); + + seq_printf(m, "scsi%d: disconnected_queue\n", HOSTNO); + for (ptr = (Scsi_Cmnd *) hostdata->disconnected_queue; ptr; + ptr = NEXT(ptr)) + show_Scsi_Cmnd(ptr, m); + + local_irq_restore(flags); + return 0; +} /* * Function : void NCR5380_init (struct Scsi_Host *instance) diff --git a/drivers/scsi/atari_scsi.c b/drivers/scsi/atari_scsi.c index df740cbbaef..a3e6c8a3ff0 100644 --- a/drivers/scsi/atari_scsi.c +++ b/drivers/scsi/atari_scsi.c @@ -1100,7 +1100,7 @@ static void atari_scsi_falcon_reg_write(unsigned char reg, unsigned char value) #include "atari_NCR5380.c" static struct scsi_host_template driver_template = { - .proc_info = atari_scsi_proc_info, + .show_info = atari_scsi_show_info, .name = "Atari native SCSI", .detect = atari_scsi_detect, .release = atari_scsi_release, diff --git a/drivers/scsi/atari_scsi.h b/drivers/scsi/atari_scsi.h index bd52df78b20..11c624bb122 100644 --- a/drivers/scsi/atari_scsi.h +++ b/drivers/scsi/atari_scsi.h @@ -47,7 +47,7 @@ #define NCR5380_intr atari_scsi_intr #define NCR5380_queue_command atari_scsi_queue_command #define NCR5380_abort atari_scsi_abort -#define NCR5380_proc_info atari_scsi_proc_info +#define NCR5380_show_info atari_scsi_show_info #define NCR5380_dma_read_setup(inst,d,c) atari_scsi_dma_setup (inst, d, c, 0) #define NCR5380_dma_write_setup(inst,d,c) atari_scsi_dma_setup (inst, d, c, 1) #define NCR5380_dma_residual(inst) atari_scsi_dma_residual( inst )