[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>

1 files changed, 38 insertions, 19 deletions

diff --git a/drivers/media/dvb/bt8xx/dst.c b/drivers/media/dvb/bt8xx/dst.c
index 0f42ac90ee2c..f41585673424 100644
--- a/drivers/media/dvb/bt8xx/dst.c
+++ b/drivers/media/dvb/bt8xx/dst.c
@@ -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) {