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authorreinelt <reinelt@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>2004-04-12 05:59:24 +0000
committerreinelt <reinelt@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>2004-04-12 05:59:24 +0000
commit938a093e5f0b37e95b57f970bbd64f02c7cf57e0 (patch)
tree937a29259d25798df2c6d683b3b0d9c09cafa8af /TODO
parentbace3dcf3dffa734e1444aa367c53565a9408345 (diff)
downloadlcd4linux-938a093e5f0b37e95b57f970bbd64f02c7cf57e0.tar.gz
[lcd4linux @ 2004-04-12 05:59:24 by reinelt]
Status update git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@417 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
Diffstat (limited to 'TODO')
0 files changed, 0 insertions, 0 deletions
generated by cgit v1.2.3 (git 2.39.1) at 2026-04-13 16:08:32 +0000
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#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 >= (int) (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);
}