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authoretobi <git@e-tobi.net>2013-09-03 09:48:38 +0200
committeretobi <git@e-tobi.net>2013-09-03 09:48:38 +0200
commit6e40287e2f39a80fc72bd8d0fbc1a8334d688c2d (patch)
tree024bef311226653bdd1da4fa588becf5098bcff7 /util/scan/diseqc.c
downloadlinux-dvb-apps-6e40287e2f39a80fc72bd8d0fbc1a8334d688c2d.tar.gz
Imported Upstream version 1.1.0upstream/1.1.0
Diffstat (limited to '')
-rw-r--r--util/scan/diseqc.c108
1 files changed, 108 insertions, 0 deletions
diff --git a/util/scan/diseqc.c b/util/scan/diseqc.c
new file mode 100644
index 0000000..c763261
--- /dev/null
+++ b/util/scan/diseqc.c
@@ -0,0 +1,108 @@
+#include <linux/dvb/frontend.h>
+#include <sys/ioctl.h>
+#include <time.h>
+
+#include "scan.h"
+#include "diseqc.h"
+
+
+struct diseqc_cmd switch_cmds[] = {
+ { { { 0xe0, 0x10, 0x38, 0xf0, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xf2, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xf1, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xf3, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xf4, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xf6, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xf5, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xf7, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xf8, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xfa, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xf9, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xfb, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xfc, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xfe, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xfd, 0x00, 0x00 }, 4 }, 0 },
+ { { { 0xe0, 0x10, 0x38, 0xff, 0x00, 0x00 }, 4 }, 0 }
+};
+
+
+/*--------------------------------------------------------------------------*/
+
+static inline
+void msleep(uint32_t msec)
+{
+ struct timespec req = { msec / 1000, 1000000 * (msec % 1000) };
+
+ while (nanosleep(&req, &req))
+ ;
+}
+
+#define printf(x...)
+
+
+int diseqc_send_msg (int fd, fe_sec_voltage_t v, struct diseqc_cmd **cmd,
+ fe_sec_tone_mode_t t, fe_sec_mini_cmd_t b)
+{
+ int err;
+
+ if ((err = ioctl(fd, FE_SET_TONE, SEC_TONE_OFF)))
+ return err;
+
+ if ((err = ioctl(fd, FE_SET_VOLTAGE, v)))
+ return err;
+
+ msleep(15);
+ while (*cmd) {
+ debug("DiSEqC: %02x %02x %02x %02x %02x %02x\n",
+ (*cmd)->cmd.msg[0], (*cmd)->cmd.msg[1],
+ (*cmd)->cmd.msg[2], (*cmd)->cmd.msg[3],
+ (*cmd)->cmd.msg[4], (*cmd)->cmd.msg[5]);
+
+ if ((err = ioctl(fd, FE_DISEQC_SEND_MASTER_CMD, &(*cmd)->cmd)))
+ return err;
+
+ msleep((*cmd)->wait);
+ cmd++;
+ }
+
+ //debug(" %s ", v == SEC_VOLTAGE_13 ? "SEC_VOLTAGE_13" :
+ // v == SEC_VOLTAGE_18 ? "SEC_VOLTAGE_18" : "???");
+
+ //debug(" %s ", b == SEC_MINI_A ? "SEC_MINI_A" :
+ // b == SEC_MINI_B ? "SEC_MINI_B" : "???");
+
+ //debug(" %s\n", t == SEC_TONE_ON ? "SEC_TONE_ON" :
+ // t == SEC_TONE_OFF ? "SEC_TONE_OFF" : "???");
+
+ msleep(15);
+
+ if ((err = ioctl(fd, FE_DISEQC_SEND_BURST, b)))
+ return err;
+
+ msleep(15);
+
+ return ioctl(fd, FE_SET_TONE, t);
+}
+
+
+int setup_switch (int frontend_fd, int switch_pos, int voltage_18, int hiband)
+{
+ struct diseqc_cmd *cmd[2] = { NULL, NULL };
+ int i = 4 * switch_pos + 2 * hiband + (voltage_18 ? 1 : 0);
+
+ verbose("DiSEqC: switch pos %i, %sV, %sband (index %d)\n",
+ switch_pos, voltage_18 ? "18" : "13", hiband ? "hi" : "lo", i);
+
+ if (i < 0 || i >= sizeof(switch_cmds)/sizeof(struct diseqc_cmd))
+ return -EINVAL;
+
+ cmd[0] = &switch_cmds[i];
+
+ return diseqc_send_msg (frontend_fd,
+ i % 2 ? SEC_VOLTAGE_18 : SEC_VOLTAGE_13,
+ cmd,
+ (i/2) % 2 ? SEC_TONE_ON : SEC_TONE_OFF,
+ (i/4) % 2 ? SEC_MINI_B : SEC_MINI_A);
+}
+
+