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WSL2-Linux-Kernel
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[PATCH] dvb: DST: fixed tuning problem 

fixed a tuning problem for cards based on the old firmware (Steffen Motzer,
Manu Abraham)

Signed-off-by: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Johannes Stezenbach 2005-05-16 21:54:43 -07:00 коммит произвёл Linus Torvalds
Родитель e6ac699a4f
Коммит 8385e46fbf
2 изменённых файлов: 41 добавлений и 22 удалений
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57
drivers/media/dvb/bt8xx/dst.c
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@ -81,9 +81,7 @@ int dst_gpio_outb(struct dst_state* state, u32 mask, u32 enbb, u32 outhigh, int
dprintk("%s: dst_gpio_enb error (err == %i, mask == %02x, enb == %02x)\n", __FUNCTION__, err, mask, enbb);
return -EREMOTEIO;
}
msleep(1);
udelay(1000);
/* because complete disabling means no output, no need to do output packet */
if (enbb == 0)
return 0;
@ -150,8 +148,7 @@ int rdc_8820_reset(struct dst_state *state)
dprintk("%s: dst_gpio_outb ERROR !\n", __FUNCTION__);
return -1;
}
msleep(1);
udelay(1000);
if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, RDC_8820_RESET, DELAY) < 0) {
dprintk("%s: dst_gpio_outb ERROR !\n", __FUNCTION__);
return -1;
@ -167,8 +164,7 @@ int dst_pio_enable(struct dst_state *state)
dprintk("%s: dst_gpio_outb ERROR !\n", __FUNCTION__);
return -1;
}
msleep(1);
udelay(1000);
return 0;
}
EXPORT_SYMBOL(dst_pio_enable);
@ -179,6 +175,8 @@ int dst_pio_disable(struct dst_state *state)
dprintk("%s: dst_gpio_outb ERROR !\n", __FUNCTION__);
return -1;
}
if (state->type_flags & DST_TYPE_HAS_FW_1)
udelay(1000);
return 0;
}
@ -200,7 +198,7 @@ int dst_wait_dst_ready(struct dst_state *state, u8 delay_mode)
dprintk("%s: dst wait ready after %d\n", __FUNCTION__, i);
return 1;
}
msleep(1);
msleep(35);
}
if (verbose > 1)
dprintk("%s: dst wait NOT ready after %d\n", __FUNCTION__, i);
@ -245,6 +243,11 @@ int dst_comm_init(struct dst_state* state)
dprintk("%s: RDC 8820 State RESET Failed.\n", __FUNCTION__);
return -1;
}
if (state->type_flags & DST_TYPE_HAS_FW_1)
msleep(100);
else
msleep(5);
return 0;
}
EXPORT_SYMBOL(dst_comm_init);
@ -328,8 +331,9 @@ static int dst_set_freq(struct dst_state *state, u32 freq)
u8 *val;
state->frequency = freq;
if (debug > 4)
dprintk("%s: set Frequency %u\n", __FUNCTION__, freq);
// dprintk("%s: set frequency %u\n", __FUNCTION__, freq);
if (state->dst_type == DST_TYPE_IS_SAT) {
freq = freq / 1000;
if (freq < 950 || freq > 2150)
@ -452,7 +456,8 @@ static int dst_set_symbolrate(struct dst_state* state, u32 srate)
if (state->dst_type == DST_TYPE_IS_TERR) {
return 0;
}
// dprintk("%s: set srate %u\n", __FUNCTION__, srate);
if (debug > 4)
dprintk("%s: set symrate %u\n", __FUNCTION__, srate);
srate /= 1000;
val = &state->tx_tuna[0];
@ -461,7 +466,10 @@ static int dst_set_symbolrate(struct dst_state* state, u32 srate)
sval <<= 20;
do_div(sval, 88000);
symcalc = (u32) sval;
// dprintk("%s: set symcalc %u\n", __FUNCTION__, symcalc);
if (debug > 4)
dprintk("%s: set symcalc %u\n", __FUNCTION__, symcalc);
val[5] = (u8) (symcalc >> 12);
val[6] = (u8) (symcalc >> 4);
val[7] = (u8) (symcalc << 4);
@ -504,6 +512,7 @@ static void dst_type_flags_print(u32 type_flags)
printk(" 0x%x firmware version = 2", DST_TYPE_HAS_FW_2);
if (type_flags & DST_TYPE_HAS_FW_3)
printk(" 0x%x firmware version = 3", DST_TYPE_HAS_FW_3);
// if ((type_flags & DST_TYPE_HAS_FW_BUILD) && new_fw)
printk("\n");
}
@ -617,13 +626,13 @@ struct dst_types dst_tlist[] = {
.dst_type = DST_TYPE_IS_SAT,
.type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_1,
.dst_feature = DST_TYPE_HAS_CA
}, /* unknown to vendor */
}, /* An OEM board */
{
.device_id = "DSTMCI",
.offset = 1,
.dst_type = DST_TYPE_IS_SAT,
.type_flags = DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_2,
.type_flags = DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
.dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4
| DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC
},
@ -640,7 +649,8 @@ struct dst_types dst_tlist[] = {
.device_id = "DCT-CI",
.offset = 1,
.dst_type = DST_TYPE_IS_CABLE,
.type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_FW_2,
.type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_1
| DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
.dst_feature = DST_TYPE_HAS_CA
},
@ -656,7 +666,7 @@ struct dst_types dst_tlist[] = {
.device_id = "DTT-CI",
.offset = 1,
.dst_type = DST_TYPE_IS_TERR,
.type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
.type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
.dst_feature = 0
},
@ -782,7 +792,7 @@ static int dst_probe(struct dst_state *state)
dprintk("%s: DST Initialization Failed.\n", __FUNCTION__);
return -1;
}
msleep(100);
if (dst_get_device_id(state) < 0) {
dprintk("%s: unknown device.\n", __FUNCTION__);
return -1;
@ -812,6 +822,8 @@ int dst_command(struct dst_state* state, u8 * data, u8 len)
dprintk("%s: PIO Disable Failed.\n", __FUNCTION__);
return -1;
}
if (state->type_flags & DST_TYPE_HAS_FW_1)
udelay(3000);
if (read_dst(state, &reply, GET_ACK)) {
if (verbose > 1)
@ -829,6 +841,13 @@ int dst_command(struct dst_state* state, u8 * data, u8 len)
}
if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
return 0;
// udelay(3000);
if (state->type_flags & DST_TYPE_HAS_FW_1)
udelay(3000);
else
udelay(2000);
if (!dst_wait_dst_ready(state, NO_DELAY))
return -1;
@ -919,8 +938,6 @@ static int dst_get_tuna(struct dst_state* state)
if (!dst_wait_dst_ready(state, NO_DELAY))
return 0;
msleep(10);
if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
/* how to get variable length reply ???? */
retval = read_dst(state, state->rx_tuna, 10);
@ -969,7 +986,9 @@ static int dst_write_tuna(struct dvb_frontend* fe)
int retval;
u8 reply;
dprintk("%s: type_flags 0x%x \n", __FUNCTION__, state->type_flags);
if (debug > 4)
dprintk("%s: type_flags 0x%x \n", __FUNCTION__, state->type_flags);
state->decode_freq = 0;
state->decode_lock = state->decode_strength = state->decode_snr = 0;
if (state->dst_type == DST_TYPE_IS_SAT) {

6
drivers/media/dvb/bt8xx/dst_common.h
Просмотреть файл

@ -46,7 +46,7 @@
#define DST_TYPE_HAS_FW_1 8
#define DST_TYPE_HAS_FW_2 16
#define DST_TYPE_HAS_FW_3 32
#define DST_TYPE_HAS_FW_BUILD 64
/* Card capability list */
@ -117,8 +117,8 @@ struct dst_types {
char *device_id;
int offset;
u8 dst_type;
u32 type_flags;
u8 dst_feature;
u64 type_flags;
u64 dst_feature;
};