From f76e0b330f0be28f9f3af3073904ede3a34d48f5 Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Wed, 5 Jun 2013 15:34:56 +0200 Subject: Reformat consistently. Strictly whitespace changes only. Indentation by tabs only. Move case labels in switches are on the same level as the switch keyword. Signed-off-by: Ralf Baechle --- dmascc/dmascc_cfg.c | 506 ++++++++++++++++++++++++++-------------------------- 1 file changed, 253 insertions(+), 253 deletions(-) (limited to 'dmascc') diff --git a/dmascc/dmascc_cfg.c b/dmascc/dmascc_cfg.c index 80f27c0..fc4ae4c 100644 --- a/dmascc/dmascc_cfg.c +++ b/dmascc/dmascc_cfg.c @@ -62,280 +62,280 @@ struct scc_param { void usage(void) { - fprintf(stderr, - "usage: dmascc_cfg [ options ... ]\n\n" - "options: --show show updated configuration\n" - " --frequency f frequency of baud rate generator in Hz\n" - " --nrzi n NRZ (0) or NRZI (1) encoding\n" - " --clocks n clock mode (see manual page)\n" - " --txdelay t transmit delay in ms\n" - " --txpause t inter-packet delay in ms\n" - " --txtimeout t stop transmitting packets after t ms\n" - " --txtail t transmit tail in ms\n" - " --rtsoff t DCD settling time in ms (after RTS off)\n" - " --dcdon t DCD settling time in ms (after DCD on)\n" - " --dcdoff t DCD settling time in ms (after DCD off)\n" - " --slottime t slot time in ms\n" - " --persist n persistence parameter (1..256)\n" - " --waittime t wait time after transmit in ms\n" - " --dma n " - "DMA channel: -1 (no DMA), 0 (S5SCC/DMA only), 1, 3\n" - ); + fprintf(stderr, + "usage: dmascc_cfg [ options ... ]\n\n" + "options: --show show updated configuration\n" + " --frequency f frequency of baud rate generator in Hz\n" + " --nrzi n NRZ (0) or NRZI (1) encoding\n" + " --clocks n clock mode (see manual page)\n" + " --txdelay t transmit delay in ms\n" + " --txpause t inter-packet delay in ms\n" + " --txtimeout t stop transmitting packets after t ms\n" + " --txtail t transmit tail in ms\n" + " --rtsoff t DCD settling time in ms (after RTS off)\n" + " --dcdon t DCD settling time in ms (after DCD on)\n" + " --dcdoff t DCD settling time in ms (after DCD off)\n" + " --slottime t slot time in ms\n" + " --persist n persistence parameter (1..256)\n" + " --waittime t wait time after transmit in ms\n" + " --dma n " + "DMA channel: -1 (no DMA), 0 (S5SCC/DMA only), 1, 3\n" + ); } int main(int argc, char *argv[]) { - int sk, show = 0, set = 0, old = 0, secondary; - struct ifreq ifr; - struct scc_param param; - char **option, *end, *error = NULL; - long hz = -1L; + int sk, show = 0, set = 0, old = 0, secondary; + struct ifreq ifr; + struct scc_param param; + char **option, *end, *error = NULL; + long hz = -1L; - if (argc < 2) { - usage(); - return 1; - } + if (argc < 2) { + usage(); + return 1; + } - if ((sk = socket(AF_INET, SOCK_DGRAM, 0)) < 0) { - perror("socket"); - return 2; - } + if ((sk = socket(AF_INET, SOCK_DGRAM, 0)) < 0) { + perror("socket"); + return 2; + } - memset(¶m, 0, sizeof(param)); - param.txpause = -1; + memset(¶m, 0, sizeof(param)); + param.txpause = -1; - if (strncmp(argv[1], "dmascc", 6)) { - fprintf(stderr, "invalid interface name.\n"); - return 5; - } + if (strncmp(argv[1], "dmascc", 6)) { + fprintf(stderr, "invalid interface name.\n"); + return 5; + } - strncpy(ifr.ifr_name, argv[1], IFNAMSIZ); - ifr.ifr_data = (caddr_t) ¶m; - if (ioctl(sk, SIOCGSCCPARAM, &ifr) < 0) { - perror("ioctl"); - close(sk); - return 3; - } + strncpy(ifr.ifr_name, argv[1], IFNAMSIZ); + ifr.ifr_data = (caddr_t) ¶m; + if (ioctl(sk, SIOCGSCCPARAM, &ifr) < 0) { + perror("ioctl"); + close(sk); + return 3; + } - if (param.txpause == -1) { - param.txpause = 0; - old = 1; - } + if (param.txpause == -1) { + param.txpause = 0; + old = 1; + } #ifdef _SC_CLK_TCKxx - hz = sysconf(_SC_CLK_TCK); - if (hz == -1) - perror("sysconf(_SC_CLK_TCK)"); + hz = sysconf(_SC_CLK_TCK); + if (hz == -1) + perror("sysconf(_SC_CLK_TCK)"); #endif - if (hz == -1) { + if (hz == -1) { #ifdef HZ - hz = HZ; + hz = HZ; #else - hz = 100; + hz = 100; #endif - fprintf(stderr, "warning: cannot dermine the clock rate HZ on which this system is running.\n"); - fprintf(stderr, " Assuming %ld, what may be wrong.\n", hz); - } + fprintf(stderr, "warning: cannot dermine the clock rate HZ on which this system is running.\n"); + fprintf(stderr, " Assuming %ld, what may be wrong.\n", hz); + } - secondary = argv[1][strlen(argv[1])-1]%2; + secondary = argv[1][strlen(argv[1])-1]%2; - option = argv + 2; - while (!error && *option != NULL) { - if (!strcmp(*option, "--show")) { - show = 1; - option++; - } else if (!strcmp(*option, "--frequency")) { - option++; - if (*option != NULL) { - double f; - set = 1; - f = strtod(*option++, &end); - if (*end) error = "frequency not a number"; - else { - if (f < 0.0) error = "frequency < 0"; - else if (f == 0.0) param.brg_tc = -1; - else { - param.brg_tc = param.pclk_hz / (f * 2) - 2; - if (param.brg_tc > 0xffff) error = "frequency too low"; - if (param.brg_tc < 0) error = "frequency too high"; - } + option = argv + 2; + while (!error && *option != NULL) { + if (!strcmp(*option, "--show")) { + show = 1; + option++; + } else if (!strcmp(*option, "--frequency")) { + option++; + if (*option != NULL) { + double f; + set = 1; + f = strtod(*option++, &end); + if (*end) error = "frequency not a number"; + else { + if (f < 0.0) error = "frequency < 0"; + else if (f == 0.0) param.brg_tc = -1; + else { + param.brg_tc = param.pclk_hz / (f * 2) - 2; + if (param.brg_tc > 0xffff) error = "frequency too low"; + if (param.brg_tc < 0) error = "frequency too high"; + } + } + } else error = "--frequency requires parameter"; + } else if (!strcmp(*option, "--nrzi")) { + option++; + if (*option != NULL) { + set = 1; + param.nrzi = strtol(*option++, &end, 0); + if (*end || param.nrzi < 0 || param.nrzi > 1) + error = "nrzi must be 0 or 1"; + } else error = "--nrzi requires parameter"; + } else if (!strcmp(*option, "--clocks")) { + option++; + if (*option != NULL) { + set = 1; + param.clocks = strtol(*option++, &end, 0); + if (*end) error = "clock mode not a number"; + else if ((param.clocks & ~0x7f)) error = "invalid clock mode"; + } else error = "--clocks requires parameter"; + } else if (!strcmp(*option, "--txdelay")) { + option++; + if (*option != NULL) { + set = 1; + param.txdelay = TMR_0_HZ * strtod(*option++, &end) / 1000.0; + if (*end) error = "txdelay not a number"; + else if (param.txdelay < 0) error = "txdelay < 0"; + else if (param.txdelay > 0xffff) error = "txdelay too large"; + } else error = "--txdelay requires parameter"; + } else if (!strcmp(*option, "--txpause")) { + option++; + if (*option != NULL) { + set = 1; + param.txpause = TMR_0_HZ * strtod(*option++, &end) / 1000.0; + if (*end) error = "txpause not a number"; + else if (param.txpause < 0) error = "txpause < 0"; + else if (param.txpause > 0xffff) error = "txpause too large"; + if (old && param.txpause != 0) + fprintf(stderr, "warning: old driver; txpause not supported.\n"); + } else error = "--txpause requires parameter"; + } else if (!strcmp(*option, "--txtimeout")) { + option++; + if (*option != NULL) { + set = 1; + param.txtimeout = hz * strtod(*option++, &end) / 1000.0; + if (*end) error = "txtimeout not a number"; + else if (param.txtimeout < 0) error = "txtimeout < 0"; + } else error = "--txtimeout requires parameter"; + } else if (!strcmp(*option, "--txtail")) { + option++; + if (*option != NULL) { + set = 1; + param.txtail = TMR_0_HZ * strtod(*option++, &end) / 1000.0; + if (*end) error = "txtail not a number"; + else if (param.txtail < 0) error = "txtail < 0"; + else if (param.txtail > 0xffff) error = "txtail too large"; + } else error = "--txtail requires parameter"; + } else if (!strcmp(*option, "--rtsoff")) { + option++; + if (*option != NULL) { + set = 1; + param.rtsoff = TMR_0_HZ * strtod(*option++, &end) / 1000.0; + if (*end) error = "rtsoff not a number"; + else if (param.rtsoff < 0) error = "rtsoff < 0"; + else if (param.rtsoff > 0xffff) error = "rtsoff too large"; + if (old && param.rtsoff != 0) + fprintf(stderr, "warning: old driver; rtsoff not supported.\n"); + } else error = "--rtsoff requires parameter"; + } else if (!strcmp(*option, "--dcdon")) { + option++; + if (*option != NULL) { + set = 1; + param.dcdon = TMR_0_HZ * strtod(*option++, &end) / 1000.0; + if (*end) error = "dcdon not a number"; + else if (param.dcdon < 0) error = "dcdon < 0"; + else if (param.dcdon > 0xffff) error = "dcdon too large"; + if (old && param.dcdon != 0) + fprintf(stderr, "warning: old driver; dcdon not supported.\n"); + } else error = "--dcdon requires parameter"; + } else if (!strcmp(*option, "--dcdoff")) { + option++; + if (*option != NULL) { + set = 1; + param.dcdoff = TMR_0_HZ * strtod(*option++, &end) / 1000.0; + if (*end) error = "dcdoff not a number"; + else if (param.dcdoff < 0) error = "dcdoff < 0"; + else if (param.dcdoff > 0xffff) error = "dcdoff too large"; + if (old && param.dcdoff != 0) + fprintf(stderr, "warning: old driver; dcdoff not supported.\n"); + } else error = "--dcdoff requires parameter"; + } else if (!strcmp(*option, "--slottime")) { + option++; + if (*option != NULL) { + set = 1; + param.slottime = TMR_0_HZ * strtod(*option++, &end) / 1000.0; + if (*end) error = "slottime not a number"; + else if (param.slottime < 0) error = "slottime < 0"; + else if (param.slottime > 0xffff) error = "slottime too large"; + } else error = "--slottime requires parameter"; + } else if (!strcmp(*option, "--persist")) { + option++; + if (*option != NULL) { + set = 1; + param.persist = strtol(*option++, &end, 0); + if (*end) error = "persist not a number"; + else if (param.persist < 1) error = "persist < 1"; + else if (param.persist > 256) error = "persist > 256"; + } else error = "--persist requires parameter"; + } else if (!strcmp(*option, "--waittime")) { + option++; + if (*option != NULL) { + set = 1; + param.waittime = TMR_0_HZ * strtod(*option++, &end) / 1000.0; + if (*end) error = "waittime not a number"; + else if (param.waittime < 0) error = "waittime < 0"; + else if (param.waittime > 0xffff) error = "waittime too large"; + } else error = "--waittime requires parameter"; + } else if (!strcmp(*option, "--dma")) { + option++; + if (*option != NULL) { + int dma = param.dma; + set = 1; + param.dma = strtol(*option++, &end, 0); + if (*end) error = "DMA channel not a number"; + else if (secondary && param.dma != -1) + error = "SCC port B must have DMA disabled"; + else if (param.dma < -1 || param.dma == 2 || param.dma > 3) + error = "invalid DMA channel"; + else if (param.pclk_hz != 9830400 && param.dma == 0) + error = "only S5SCC/DMA supports DMA channel 0"; + else if (old && param.dma == 0) + error = "old driver; DMA channel 0 not supported"; + else if (old && param.dma == -1 && dma > 0) + error = "old driver; reload module or reboot to disable DMA"; + else if (old && param.dma == -1 && dma == 0) + param.dma = 0; + } else error = "--dma requires parameter"; + } else error = "invalid option"; } - } else error = "--frequency requires parameter"; - } else if (!strcmp(*option, "--nrzi")) { - option++; - if (*option != NULL) { - set = 1; - param.nrzi = strtol(*option++, &end, 0); - if (*end || param.nrzi < 0 || param.nrzi > 1) - error = "nrzi must be 0 or 1"; - } else error = "--nrzi requires parameter"; - } else if (!strcmp(*option, "--clocks")) { - option++; - if (*option != NULL) { - set = 1; - param.clocks = strtol(*option++, &end, 0); - if (*end) error = "clock mode not a number"; - else if ((param.clocks & ~0x7f)) error = "invalid clock mode"; - } else error = "--clocks requires parameter"; - } else if (!strcmp(*option, "--txdelay")) { - option++; - if (*option != NULL) { - set = 1; - param.txdelay = TMR_0_HZ * strtod(*option++, &end) / 1000.0; - if (*end) error = "txdelay not a number"; - else if (param.txdelay < 0) error = "txdelay < 0"; - else if (param.txdelay > 0xffff) error = "txdelay too large"; - } else error = "--txdelay requires parameter"; - } else if (!strcmp(*option, "--txpause")) { - option++; - if (*option != NULL) { - set = 1; - param.txpause = TMR_0_HZ * strtod(*option++, &end) / 1000.0; - if (*end) error = "txpause not a number"; - else if (param.txpause < 0) error = "txpause < 0"; - else if (param.txpause > 0xffff) error = "txpause too large"; - if (old && param.txpause != 0) - fprintf(stderr, "warning: old driver; txpause not supported.\n"); - } else error = "--txpause requires parameter"; - } else if (!strcmp(*option, "--txtimeout")) { - option++; - if (*option != NULL) { - set = 1; - param.txtimeout = hz * strtod(*option++, &end) / 1000.0; - if (*end) error = "txtimeout not a number"; - else if (param.txtimeout < 0) error = "txtimeout < 0"; - } else error = "--txtimeout requires parameter"; - } else if (!strcmp(*option, "--txtail")) { - option++; - if (*option != NULL) { - set = 1; - param.txtail = TMR_0_HZ * strtod(*option++, &end) / 1000.0; - if (*end) error = "txtail not a number"; - else if (param.txtail < 0) error = "txtail < 0"; - else if (param.txtail > 0xffff) error = "txtail too large"; - } else error = "--txtail requires parameter"; - } else if (!strcmp(*option, "--rtsoff")) { - option++; - if (*option != NULL) { - set = 1; - param.rtsoff = TMR_0_HZ * strtod(*option++, &end) / 1000.0; - if (*end) error = "rtsoff not a number"; - else if (param.rtsoff < 0) error = "rtsoff < 0"; - else if (param.rtsoff > 0xffff) error = "rtsoff too large"; - if (old && param.rtsoff != 0) - fprintf(stderr, "warning: old driver; rtsoff not supported.\n"); - } else error = "--rtsoff requires parameter"; - } else if (!strcmp(*option, "--dcdon")) { - option++; - if (*option != NULL) { - set = 1; - param.dcdon = TMR_0_HZ * strtod(*option++, &end) / 1000.0; - if (*end) error = "dcdon not a number"; - else if (param.dcdon < 0) error = "dcdon < 0"; - else if (param.dcdon > 0xffff) error = "dcdon too large"; - if (old && param.dcdon != 0) - fprintf(stderr, "warning: old driver; dcdon not supported.\n"); - } else error = "--dcdon requires parameter"; - } else if (!strcmp(*option, "--dcdoff")) { - option++; - if (*option != NULL) { - set = 1; - param.dcdoff = TMR_0_HZ * strtod(*option++, &end) / 1000.0; - if (*end) error = "dcdoff not a number"; - else if (param.dcdoff < 0) error = "dcdoff < 0"; - else if (param.dcdoff > 0xffff) error = "dcdoff too large"; - if (old && param.dcdoff != 0) - fprintf(stderr, "warning: old driver; dcdoff not supported.\n"); - } else error = "--dcdoff requires parameter"; - } else if (!strcmp(*option, "--slottime")) { - option++; - if (*option != NULL) { - set = 1; - param.slottime = TMR_0_HZ * strtod(*option++, &end) / 1000.0; - if (*end) error = "slottime not a number"; - else if (param.slottime < 0) error = "slottime < 0"; - else if (param.slottime > 0xffff) error = "slottime too large"; - } else error = "--slottime requires parameter"; - } else if (!strcmp(*option, "--persist")) { - option++; - if (*option != NULL) { - set = 1; - param.persist = strtol(*option++, &end, 0); - if (*end) error = "persist not a number"; - else if (param.persist < 1) error = "persist < 1"; - else if (param.persist > 256) error = "persist > 256"; - } else error = "--persist requires parameter"; - } else if (!strcmp(*option, "--waittime")) { - option++; - if (*option != NULL) { - set = 1; - param.waittime = TMR_0_HZ * strtod(*option++, &end) / 1000.0; - if (*end) error = "waittime not a number"; - else if (param.waittime < 0) error = "waittime < 0"; - else if (param.waittime > 0xffff) error = "waittime too large"; - } else error = "--waittime requires parameter"; - } else if (!strcmp(*option, "--dma")) { - option++; - if (*option != NULL) { - int dma = param.dma; - set = 1; - param.dma = strtol(*option++, &end, 0); - if (*end) error = "DMA channel not a number"; - else if (secondary && param.dma != -1) - error = "SCC port B must have DMA disabled"; - else if (param.dma < -1 || param.dma == 2 || param.dma > 3) - error = "invalid DMA channel"; - else if (param.pclk_hz != 9830400 && param.dma == 0) - error = "only S5SCC/DMA supports DMA channel 0"; - else if (old && param.dma == 0) - error = "old driver; DMA channel 0 not supported"; - else if (old && param.dma == -1 && dma > 0) - error = "old driver; reload module or reboot to disable DMA"; - else if (old && param.dma == -1 && dma == 0) - param.dma = 0; - } else error = "--dma requires parameter"; - } else error = "invalid option"; - } - if (error) { - fprintf(stderr, "usage error: %s.\n", error); - close(sk); - return 1; - } + if (error) { + fprintf(stderr, "usage error: %s.\n", error); + close(sk); + return 1; + } - if (set) { - if (ioctl(sk, SIOCSSCCPARAM, &ifr) < 0) { - perror("ioctl"); - close(sk); - return 4; - } - } + if (set) { + if (ioctl(sk, SIOCSSCCPARAM, &ifr) < 0) { + perror("ioctl"); + close(sk); + return 4; + } + } - if (show) { - double f; - if (param.brg_tc < 0) f = 0.0; - else f = ((double) param.pclk_hz) / ( 2 * (param.brg_tc + 2)); - printf("dmascc_cfg %s \\\n--frequency %.2f --nrzi %d --clocks 0x%02X " - "--txdelay %.2f \\\n--txpause %.2f --txtimeout %.2f " - "--txtail %.2f --rtsoff %.2f \\\n--dcdon %.2f --dcdoff %.2f " - "--slottime %.2f --persist %d \\\n--waittime %.2f --dma %d\n", - argv[1], - f, - param.nrzi, - param.clocks, - param.txdelay * 1000.0 / TMR_0_HZ, - param.txpause * 1000.0 / TMR_0_HZ, - param.txtimeout * 1000.0 / hz, - param.txtail * 1000.0 / TMR_0_HZ, - param.rtsoff * 1000.0 / TMR_0_HZ, - param.dcdon * 1000.0 / TMR_0_HZ, - param.dcdoff * 1000.0 / TMR_0_HZ, - param.slottime * 1000.0 / TMR_0_HZ, - param.persist, - param.waittime * 1000.0 / TMR_0_HZ, - (old && param.dma == 0) ? -1 : param.dma); - } + if (show) { + double f; + if (param.brg_tc < 0) f = 0.0; + else f = ((double) param.pclk_hz) / ( 2 * (param.brg_tc + 2)); + printf("dmascc_cfg %s \\\n--frequency %.2f --nrzi %d --clocks 0x%02X " + "--txdelay %.2f \\\n--txpause %.2f --txtimeout %.2f " + "--txtail %.2f --rtsoff %.2f \\\n--dcdon %.2f --dcdoff %.2f " + "--slottime %.2f --persist %d \\\n--waittime %.2f --dma %d\n", + argv[1], + f, + param.nrzi, + param.clocks, + param.txdelay * 1000.0 / TMR_0_HZ, + param.txpause * 1000.0 / TMR_0_HZ, + param.txtimeout * 1000.0 / hz, + param.txtail * 1000.0 / TMR_0_HZ, + param.rtsoff * 1000.0 / TMR_0_HZ, + param.dcdon * 1000.0 / TMR_0_HZ, + param.dcdoff * 1000.0 / TMR_0_HZ, + param.slottime * 1000.0 / TMR_0_HZ, + param.persist, + param.waittime * 1000.0 / TMR_0_HZ, + (old && param.dma == 0) ? -1 : param.dma); + } - close(sk); - return 0; + close(sk); + return 0; } -- cgit v1.2.3