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V4L/DVB (4180): Initial go at MMI 

Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Manu Abraham 2006-06-21 15:06:49 -03:00 committed by Mauro Carvalho Chehab
parent cdd4208c05
commit 3e357fd8a2
1 changed files with 95 additions and 0 deletions
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95
drivers/media/dvb/bt8xx/dst_ca.c
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@ -340,6 +340,101 @@ static int debug_string(u8 *msg, u32 length, u32 offset)
return 0;
}
/* MMI */
static int ca_get_mmi(struct dst_state *state, struct ca_msg *hw_msg, struct ca_msg *mmi_msg)
{
static u8 get_mmi[] = { 0x07, 0x40, 0x00, 0x00, 0x0d, 0x00, 0x00, 0x0f };
put_checksum(&get_mmi[0], 7);
if ((dst_put_ci(state, get_mmi, sizeof (get_mmi), hw_msg->msg, GET_REPLY)) < 0) {
dprintk(verbose, DST_CA_ERROR, 1, " -->dst_put_ci FAILED !");
return -1;
}
dprintk(verbose, DST_CA_NOTICE, 1, " -->dst_put_ci SUCCESS !");
memcpy(mmi_msg->msg, hw_msg->msg, hw_msg->msg[4]);
return 0;
}
/**
* Get Menu should be the first MMI function (like open !)
*/
static int ca_get_menu(struct dst_state *state)
{
static u8 get_menu[] = { 0x07, 0x40, 0x00, 0x00, 0x09, 0x00, 0x00, 0xff };
put_checksum(&get_menu[0], 7);
if ((dst_put_ci(state, get_menu, sizeof (get_menu), get_menu, NO_REPLY)) < 0) {
dprintk(verbose, DST_CA_ERROR, 1, " -->dst_put_ci FAILED !");
return -1;
}
dprintk(verbose, DST_CA_NOTICE, 1, " -->dst_put_ci SUCCESS !");
return 0;
}
/**
* MMI Enq (Enquire the application to allow user input)
*/
static int ca_answer_menu(struct dst_state *state, struct ca_msg *hw_msg, struct ca_msg *menu_answ)
{
u8 choice = 0;
static u8 answer_menu[] = { 0x08, 0x40, 0x00, 0x00, 0x0b, 0x01, 0x00, 0x01, 0xff };
/* derive answer from menu (This comes from the user) */
answer_menu[7] = choice;
put_checksum(&answer_menu[0], 7);
if ((dst_put_ci(state, answer_menu, sizeof (answer_menu), hw_msg->msg, NO_REPLY)) < 0) {
dprintk(verbose, DST_CA_ERROR, 1, " -->dst_put_ci FAILED !");
return -1;
}
dprintk(verbose, DST_CA_NOTICE, 1, " -->dst_put_ci SUCCESS !");
return 0;
}
static int ca_answer_mmi(struct dst_state *state, struct ca_msg *hw_msg, struct ca_msg *answ_msg)
{
u8 answer =0, length = 0;
static u8 answer_mmi[] = { 0x08, 0x40, 0x00, 0x00, 0x08, 0x01, 0x00, 0x01, 0xff };
/* derive answer from answ_msg (This comes from the user) */
if (answer == 0) /* 0x00 == Cancel */
answer_mmi[7] = 0x00;
else { /* 0x01 == Answer */
length = strlen(answ_msg->msg);
memcpy(&answer_mmi[8], answ_msg->msg, length);
answer_mmi[0] += length;
answer_mmi[5] += length;
}
put_checksum(&answer_mmi[0], (8 + length));
if ((dst_put_ci(state, answer_mmi, sizeof (answer_mmi), hw_msg->msg, GET_REPLY)) < 0) {
dprintk(verbose, DST_CA_NOTICE, 1, " -->dst_put_ci FAILED !");
return -1;
}
dprintk(verbose, DST_CA_NOTICE, 1, " -->dst_put_ci SUCCESS !");
return 0;
}
static int ca_close_mmi(struct dst_state *state, struct ca_msg *hw_msg)
{
static u8 close_mmi[] = { 0x07, 0x40, 0x00, 0x00, 0x0e, 0x00, 0x00, 0xff };
put_checksum(&close_mmi[0], 7);
if ((dst_put_ci(state, close_mmi, sizeof (close_mmi), hw_msg->msg, NO_REPLY)) < 0) {
dprintk(verbose, DST_CA_ERROR, 1, " -->dst_put_ci FAILED !");
return -1;
}
dprintk(verbose, DST_CA_NOTICE, 1, " -->dst_put_ci SUCCESS !");
return 0;
}
static int ca_set_pmt(struct dst_state *state, struct ca_msg *p_ca_message, struct ca_msg *hw_buffer, u8 reply, u8 query)
{
u32 length = 0;