#include #include #include #include #include #include "link.h" #include "sock.h" #include "str.h" u32 wireless_bitrate(const char *ifname) { int sock, ret, rate_in_mbit; struct iwreq iwr; sock = af_socket(AF_INET); memset(&iwr, 0, sizeof(iwr)); strlcpy(iwr.ifr_name, ifname, IFNAMSIZ); ret = ioctl(sock, SIOCGIWRATE, &iwr); if (!ret) rate_in_mbit = iwr.u.bitrate.value / 1000000; else rate_in_mbit = 0; close(sock); return rate_in_mbit; } int wireless_sigqual(const char *ifname, struct iw_statistics *stats) { int ret, sock; struct iwreq iwr; sock = af_socket(AF_INET); memset(&iwr, 0, sizeof(iwr)); strlcpy(iwr.ifr_name, ifname, IFNAMSIZ); iwr.u.data.pointer = (caddr_t) stats; iwr.u.data.length = sizeof(*stats); iwr.u.data.flags = 1; ret = ioctl(sock, SIOCGIWSTATS, &iwr); close(sock); return ret; } int wireless_rangemax_sigqual(const char *ifname) { int ret, sock, sigqual; struct iwreq iwr; struct iw_range iwrange; sock = af_socket(AF_INET); memset(&iwrange, 0, sizeof(iwrange)); memset(&iwr, 0, sizeof(iwr)); strlcpy(iwr.ifr_name, ifname, IFNAMSIZ); iwr.u.data.pointer = (caddr_t) &iwrange; iwr.u.data.length = sizeof(iwrange); iwr.u.data.flags = 0; ret = ioctl(sock, SIOCGIWRANGE, &iwr); if (!ret) sigqual = iwrange.max_qual.qual; else sigqual = 0; close(sock); return sigqual; } u32 ethtool_bitrate(const char *ifname) { int ret, sock, bitrate; struct ifreq ifr; struct ethtool_cmd ecmd; sock = af_socket(AF_INET); memset(&ecmd, 0, sizeof(ecmd)); memset(&ifr, 0, sizeof(ifr)); strlcpy(ifr.ifr_name, ifname, IFNAMSIZ); ecmd.cmd = ETHTOOL_GSET; ifr.ifr_data = (char *) &ecmd; ret = ioctl(sock, SIOCETHTOOL, &ifr); if (ret) { bitrate = 0; goto out; } bitrate = ethtool_cmd_speed(&ecmd); if (bitrate == SPEED_UNKNOWN) bitrate = 0; out: close(sock); return bitrate; } int ethtool_link(const char *ifname) { int ret, sock; struct ifreq ifr; struct ethtool_value ecmd; sock = af_socket(AF_INET); memset(&ecmd, 0, sizeof(ecmd)); memset(&ifr, 0, sizeof(ifr)); strlcpy(ifr.ifr_name, ifname, IFNAMSIZ); ecmd.cmd = ETHTOOL_GLINK; ifr.ifr_data = (char *) &ecmd; ret = ioctl(sock, SIOCETHTOOL, &ifr); if (ret) ret = -EINVAL; else ret = !!ecmd.data; close(sock); return ret; } int ethtool_drvinf(const char *ifname, struct ethtool_drvinfo *drvinf) { int ret, sock; struct ifreq ifr; sock = af_socket(AF_INET); memset(drvinf, 0, sizeof(*drvinf)); memset(&ifr, 0, sizeof(ifr)); strlcpy(ifr.ifr_name, ifname, IFNAMSIZ); drvinf->cmd = ETHTOOL_GDRVINFO; ifr.ifr_data = (char *) drvinf; ret = ioctl(sock, SIOCETHTOOL, &ifr); close(sock); return ret; } ue='search'/>
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authorAxel Lin <axel.lin@ingics.com>2016-10-21 16:40:05 +0800
committerMark Brown <broonie@kernel.org>2016-10-24 17:49:14 +0100
commite98d5fef8556f1da7f903fd1908feed84bb0f90d (patch)
tree95a1268df894d6150ee31f5e97cbcb0c0ab32cc4 /sound/soc/samsung/smdk2443_wm9710.c
parent1001354ca34179f3db924eb66672442a173147dc (diff)
regulator: tps6507x: Drop pointless static qualifier for *reg_data variable
There is no need to use static for this local variable. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/samsung/smdk2443_wm9710.c')