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Diffstat (limited to 'drivers/media/dvb/firewire/firedtv-avc.c')
-rw-r--r--drivers/media/dvb/firewire/firedtv-avc.c143
1 files changed, 103 insertions, 40 deletions
diff --git a/drivers/media/dvb/firewire/firedtv-avc.c b/drivers/media/dvb/firewire/firedtv-avc.c
index 32526f103b59..d1b67fe0f011 100644
--- a/drivers/media/dvb/firewire/firedtv-avc.c
+++ b/drivers/media/dvb/firewire/firedtv-avc.c
@@ -89,15 +89,33 @@ struct avc_response_frame {
u8 operand[509];
};
-#define AVC_DEBUG_FCP_SUBACTIONS 1
-#define AVC_DEBUG_FCP_PAYLOADS 2
+#define AVC_DEBUG_READ_DESCRIPTOR 0x0001
+#define AVC_DEBUG_DSIT 0x0002
+#define AVC_DEBUG_DSD 0x0004
+#define AVC_DEBUG_REGISTER_REMOTE_CONTROL 0x0008
+#define AVC_DEBUG_LNB_CONTROL 0x0010
+#define AVC_DEBUG_TUNE_QPSK 0x0020
+#define AVC_DEBUG_TUNE_QPSK2 0x0040
+#define AVC_DEBUG_HOST2CA 0x0080
+#define AVC_DEBUG_CA2HOST 0x0100
+#define AVC_DEBUG_APPLICATION_PMT 0x4000
+#define AVC_DEBUG_FCP_PAYLOADS 0x8000
static int avc_debug;
module_param_named(debug, avc_debug, int, 0644);
-MODULE_PARM_DESC(debug, "Verbose logging (default = 0"
- ", FCP subactions = " __stringify(AVC_DEBUG_FCP_SUBACTIONS)
- ", FCP payloads = " __stringify(AVC_DEBUG_FCP_PAYLOADS)
- ", or all = -1)");
+MODULE_PARM_DESC(debug, "Verbose logging (none = 0"
+ ", FCP subactions"
+ ": READ DESCRIPTOR = " __stringify(AVC_DEBUG_READ_DESCRIPTOR)
+ ", DSIT = " __stringify(AVC_DEBUG_DSIT)
+ ", REGISTER_REMOTE_CONTROL = " __stringify(AVC_DEBUG_REGISTER_REMOTE_CONTROL)
+ ", LNB CONTROL = " __stringify(AVC_DEBUG_LNB_CONTROL)
+ ", TUNE QPSK = " __stringify(AVC_DEBUG_TUNE_QPSK)
+ ", TUNE QPSK2 = " __stringify(AVC_DEBUG_TUNE_QPSK2)
+ ", HOST2CA = " __stringify(AVC_DEBUG_HOST2CA)
+ ", CA2HOST = " __stringify(AVC_DEBUG_CA2HOST)
+ "; Application sent PMT = " __stringify(AVC_DEBUG_APPLICATION_PMT)
+ ", FCP payloads = " __stringify(AVC_DEBUG_FCP_PAYLOADS)
+ ", or a combination, or all = -1)");
static const char *debug_fcp_ctype(unsigned int ctype)
{
@@ -118,48 +136,70 @@ static const char *debug_fcp_opcode(unsigned int opcode,
const u8 *data, int length)
{
switch (opcode) {
- case AVC_OPCODE_VENDOR: break;
- case AVC_OPCODE_READ_DESCRIPTOR: return "ReadDescriptor";
- case AVC_OPCODE_DSIT: return "DirectSelectInfo.Type";
- case AVC_OPCODE_DSD: return "DirectSelectData";
- default: return "?";
+ case AVC_OPCODE_VENDOR:
+ break;
+ case AVC_OPCODE_READ_DESCRIPTOR:
+ return avc_debug & AVC_DEBUG_READ_DESCRIPTOR ?
+ "ReadDescriptor" : NULL;
+ case AVC_OPCODE_DSIT:
+ return avc_debug & AVC_DEBUG_DSIT ?
+ "DirectSelectInfo.Type" : NULL;
+ case AVC_OPCODE_DSD:
+ return avc_debug & AVC_DEBUG_DSD ? "DirectSelectData" : NULL;
+ default:
+ return "Unknown";
}
if (length < 7 ||
data[3] != SFE_VENDOR_DE_COMPANYID_0 ||
data[4] != SFE_VENDOR_DE_COMPANYID_1 ||
data[5] != SFE_VENDOR_DE_COMPANYID_2)
- return "Vendor";
+ return "Vendor/Unknown";
switch (data[6]) {
- case SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL: return "RegisterRC";
- case SFE_VENDOR_OPCODE_LNB_CONTROL: return "LNBControl";
- case SFE_VENDOR_OPCODE_TUNE_QPSK: return "TuneQPSK";
- case SFE_VENDOR_OPCODE_TUNE_QPSK2: return "TuneQPSK2";
- case SFE_VENDOR_OPCODE_HOST2CA: return "Host2CA";
- case SFE_VENDOR_OPCODE_CA2HOST: return "CA2Host";
+ case SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL:
+ return avc_debug & AVC_DEBUG_REGISTER_REMOTE_CONTROL ?
+ "RegisterRC" : NULL;
+ case SFE_VENDOR_OPCODE_LNB_CONTROL:
+ return avc_debug & AVC_DEBUG_LNB_CONTROL ? "LNBControl" : NULL;
+ case SFE_VENDOR_OPCODE_TUNE_QPSK:
+ return avc_debug & AVC_DEBUG_TUNE_QPSK ? "TuneQPSK" : NULL;
+ case SFE_VENDOR_OPCODE_TUNE_QPSK2:
+ return avc_debug & AVC_DEBUG_TUNE_QPSK2 ? "TuneQPSK2" : NULL;
+ case SFE_VENDOR_OPCODE_HOST2CA:
+ return avc_debug & AVC_DEBUG_HOST2CA ? "Host2CA" : NULL;
+ case SFE_VENDOR_OPCODE_CA2HOST:
+ return avc_debug & AVC_DEBUG_CA2HOST ? "CA2Host" : NULL;
}
- return "Vendor";
+ return "Vendor/Unknown";
}
static void debug_fcp(const u8 *data, int length)
{
- unsigned int subunit_type, subunit_id, op;
- const char *prefix = data[0] > 7 ? "FCP <- " : "FCP -> ";
+ unsigned int subunit_type, subunit_id, opcode;
+ const char *op, *prefix;
+
+ prefix = data[0] > 7 ? "FCP <- " : "FCP -> ";
+ subunit_type = data[1] >> 3;
+ subunit_id = data[1] & 7;
+ opcode = subunit_type == 0x1e || subunit_id == 5 ? ~0 : data[2];
+ op = debug_fcp_opcode(opcode, data, length);
- if (avc_debug & AVC_DEBUG_FCP_SUBACTIONS) {
- subunit_type = data[1] >> 3;
- subunit_id = data[1] & 7;
- op = subunit_type == 0x1e || subunit_id == 5 ? ~0 : data[2];
+ if (op) {
printk(KERN_INFO "%ssu=%x.%x l=%d: %-8s - %s\n",
prefix, subunit_type, subunit_id, length,
- debug_fcp_ctype(data[0]),
- debug_fcp_opcode(op, data, length));
+ debug_fcp_ctype(data[0]), op);
+ if (avc_debug & AVC_DEBUG_FCP_PAYLOADS)
+ print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_NONE,
+ 16, 1, data, length, false);
}
+}
- if (avc_debug & AVC_DEBUG_FCP_PAYLOADS)
- print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_NONE, 16, 1,
- data, length, false);
+static void debug_pmt(char *msg, int length)
+{
+ printk(KERN_INFO "APP PMT -> l=%d\n", length);
+ print_hex_dump(KERN_INFO, "APP PMT -> ", DUMP_PREFIX_NONE,
+ 16, 1, msg, length, false);
}
static int __avc_write(struct firedtv *fdtv,
@@ -254,6 +294,26 @@ int avc_recv(struct firedtv *fdtv, void *data, size_t length)
return 0;
}
+static int add_pid_filter(struct firedtv *fdtv, u8 *operand)
+{
+ int i, n, pos = 1;
+
+ for (i = 0, n = 0; i < 16; i++) {
+ if (test_bit(i, &fdtv->channel_active)) {
+ operand[pos++] = 0x13; /* flowfunction relay */
+ operand[pos++] = 0x80; /* dsd_sel_spec_valid_flags -> PID */
+ operand[pos++] = (fdtv->channel_pid[i] >> 8) & 0x1f;
+ operand[pos++] = fdtv->channel_pid[i] & 0xff;
+ operand[pos++] = 0x00; /* tableID */
+ operand[pos++] = 0x00; /* filter_length */
+ n++;
+ }
+ }
+ operand[0] = n;
+
+ return pos;
+}
+
/*
* tuning command for setting the relative LNB frequency
* (not supported by the AVC standard)
@@ -316,7 +376,8 @@ static void avc_tuner_tuneqpsk(struct firedtv *fdtv,
}
}
-static void avc_tuner_dsd_dvb_c(struct dvb_frontend_parameters *params,
+static void avc_tuner_dsd_dvb_c(struct firedtv *fdtv,
+ struct dvb_frontend_parameters *params,
struct avc_command_frame *c)
{
c->opcode = AVC_OPCODE_DSD;
@@ -378,13 +439,13 @@ static void avc_tuner_dsd_dvb_c(struct dvb_frontend_parameters *params,
c->operand[20] = 0x00;
c->operand[21] = 0x00;
- /* Nr_of_dsd_sel_specs = 0 -> no PIDs are transmitted */
- c->operand[22] = 0x00;
- c->length = 28;
+ /* Add PIDs to filter */
+ c->length = ALIGN(22 + add_pid_filter(fdtv, &c->operand[22]) + 3, 4);
}
-static void avc_tuner_dsd_dvb_t(struct dvb_frontend_parameters *params,
+static void avc_tuner_dsd_dvb_t(struct firedtv *fdtv,
+ struct dvb_frontend_parameters *params,
struct avc_command_frame *c)
{
struct dvb_ofdm_parameters *ofdm = &params->u.ofdm;
@@ -481,10 +542,9 @@ static void avc_tuner_dsd_dvb_t(struct dvb_frontend_parameters *params,
c->operand[15] = 0x00; /* network_ID[0] */
c->operand[16] = 0x00; /* network_ID[1] */
- /* Nr_of_dsd_sel_specs = 0 -> no PIDs are transmitted */
- c->operand[17] = 0x00;
- c->length = 24;
+ /* Add PIDs to filter */
+ c->length = ALIGN(17 + add_pid_filter(fdtv, &c->operand[17]) + 3, 4);
}
int avc_tuner_dsd(struct firedtv *fdtv,
@@ -502,8 +562,8 @@ int avc_tuner_dsd(struct firedtv *fdtv,
switch (fdtv->type) {
case FIREDTV_DVB_S:
case FIREDTV_DVB_S2: avc_tuner_tuneqpsk(fdtv, params, c); break;
- case FIREDTV_DVB_C: avc_tuner_dsd_dvb_c(params, c); break;
- case FIREDTV_DVB_T: avc_tuner_dsd_dvb_t(params, c); break;
+ case FIREDTV_DVB_C: avc_tuner_dsd_dvb_c(fdtv, params, c); break;
+ case FIREDTV_DVB_T: avc_tuner_dsd_dvb_t(fdtv, params, c); break;
default:
BUG();
}
@@ -963,6 +1023,9 @@ int avc_ca_pmt(struct firedtv *fdtv, char *msg, int length)
int es_info_length;
int crc32_csum;
+ if (unlikely(avc_debug & AVC_DEBUG_APPLICATION_PMT))
+ debug_pmt(msg, length);
+
memset(c, 0, sizeof(*c));
c->ctype = AVC_CTYPE_CONTROL;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-12 00:14:11 +0100