redonkable/alistair23-linux
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V4L/DVB (4174): Distinguish between STV0299 and MB86A15 based NIM's

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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 10:28:27 -03:00 committed by Mauro Carvalho Chehab
parent 9500c7b05b
commit de1e6ec9f2
1 changed files with 72 additions and 9 deletions
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81
drivers/media/dvb/bt8xx/dst.c
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@ -962,6 +962,58 @@ static int dst_get_vendor(struct dst_state *state)
return 0;
}
static void debug_dst_buffer(struct dst_state *state)
{
int i;
if (verbose > 2) {
printk("%s: [", __func__);
for (i = 0; i < 8; i++)
printk(" %02x", state->rxbuffer[i]);
printk("]\n");
}
}
static int dst_check_stv0299(struct dst_state *state)
{
u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
check_stv0299[7] = dst_check_sum(check_stv0299, 7);
if (dst_command(state, check_stv0299, 8) < 0) {
dprintk(verbose, DST_ERROR, 1, "Cmd=[0x04] failed");
return -1;
}
debug_dst_buffer(state);
if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
dprintk(verbose, DST_ERROR, 1, "Found a STV0299 NIM");
state->tuner_type = TUNER_TYPE_STV0299;
return 0;
}
return -1;
}
static int dst_check_mb86a15(struct dst_state *state)
{
u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
if (dst_command(state, check_mb86a15, 8) < 0) {
dprintk(verbose, DST_ERROR, 1, "Cmd=[0x10], failed");
return -1;
}
debug_dst_buffer(state);
if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
dprintk(verbose, DST_ERROR, 1, "Found a MB86A15 NIM");
state->tuner_type = TUNER_TYPE_MB86A15;
return 0;
}
return -1;
}
static int dst_get_tuner_info(struct dst_state *state)
{
u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
@ -1006,14 +1058,15 @@ static int dst_get_device_id(struct dst_state *state)
u8 reply;
int i, j;
struct dst_types *p_dst_type;
struct tuner_types *p_tuner_list;
struct dst_types *p_dst_type = NULL;
struct tuner_types *p_tuner_list = NULL;
u8 use_dst_type = 0;
u32 use_type_flags = 0;
static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
state->tuner_type = 0;
device_type[7] = dst_check_sum(device_type, 7);
if (write_dst(state, device_type, FIXED_COMM))
@ -1047,14 +1100,24 @@ static int dst_get_device_id(struct dst_state *state)
state->dst_hw_cap = p_dst_type->dst_feature;
dprintk(verbose, DST_ERROR, 1, "Recognise [%s]", p_dst_type->device_id);
if (p_dst_type->tuner_type != TUNER_TYPE_MULTI) {
// if (p_dst_type->tuner_type != TUNER_TYPE_MULTI) {
/* Multiple tuners */
if (p_dst_type->tuner_type & TUNER_TYPE_MULTI) {
/* STV0299 check */
if (dst_check_stv0299(state) < 0)
dprintk(verbose, DST_ERROR, 1, "Unsupported");
/* MB86A15 check */
if (dst_check_mb86a15(state) < 0)
dprintk(verbose, DST_ERROR, 1, "Unsupported");
/* Single tuner */
} else {
state->tuner_type = p_dst_type->tuner_type;
for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
if (p_dst_type->tuner_type == p_tuner_list->tuner_type) {
state->tuner_type = p_tuner_list->tuner_type;
dprintk(verbose, DST_ERROR, 1, "DST has a [%s] based tuner", p_tuner_list->tuner_name);
}
}
for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
if (!(strncmp(p_dst_type->device_id, p_tuner_list->fw_name, 7)) &&
p_tuner_list->tuner_type == state->tuner_type) {
dprintk(verbose, DST_ERROR, 1, "[%s] has a [%s]",
p_dst_type->device_id, p_tuner_list->tuner_name);
}
}
break;