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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 | // SPDX-License-Identifier: GPL-2.0-or-later /* * Abilis Systems Single DVB-T Receiver * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> */ #include <linux/kernel.h> #include "as102_drv.h" #include "as10x_cmd.h" /** * as10x_cmd_add_PID_filter - send add filter command to AS10x * @adap: pointer to AS10x bus adapter * @filter: TSFilter filter for DVB-T * * Return 0 on success or negative value in case of error. */ int as10x_cmd_add_PID_filter(struct as10x_bus_adapter_t *adap, struct as10x_ts_filter *filter) { int error; struct as10x_cmd_t *pcmd, *prsp; pcmd = adap->cmd; prsp = adap->rsp; /* prepare command */ as10x_cmd_build(pcmd, (++adap->cmd_xid), sizeof(pcmd->body.add_pid_filter.req)); /* fill command */ pcmd->body.add_pid_filter.req.proc_id = cpu_to_le16(CONTROL_PROC_SETFILTER); pcmd->body.add_pid_filter.req.pid = cpu_to_le16(filter->pid); pcmd->body.add_pid_filter.req.stream_type = filter->type; if (filter->idx < 16) pcmd->body.add_pid_filter.req.idx = filter->idx; else pcmd->body.add_pid_filter.req.idx = 0xFF; /* send command */ if (adap->ops->xfer_cmd) { error = adap->ops->xfer_cmd(adap, (uint8_t *) pcmd, sizeof(pcmd->body.add_pid_filter.req) + HEADER_SIZE, (uint8_t *) prsp, sizeof(prsp->body.add_pid_filter.rsp) + HEADER_SIZE); } else { error = AS10X_CMD_ERROR; } if (error < 0) goto out; /* parse response */ error = as10x_rsp_parse(prsp, CONTROL_PROC_SETFILTER_RSP); if (error == 0) { /* Response OK -> get response data */ filter->idx = prsp->body.add_pid_filter.rsp.filter_id; } out: return error; } /** * as10x_cmd_del_PID_filter - Send delete filter command to AS10x * @adap: pointer to AS10x bus adapte * @pid_value: PID to delete * * Return 0 on success or negative value in case of error. */ int as10x_cmd_del_PID_filter(struct as10x_bus_adapter_t *adap, uint16_t pid_value) { int error; struct as10x_cmd_t *pcmd, *prsp; pcmd = adap->cmd; prsp = adap->rsp; /* prepare command */ as10x_cmd_build(pcmd, (++adap->cmd_xid), sizeof(pcmd->body.del_pid_filter.req)); /* fill command */ pcmd->body.del_pid_filter.req.proc_id = cpu_to_le16(CONTROL_PROC_REMOVEFILTER); pcmd->body.del_pid_filter.req.pid = cpu_to_le16(pid_value); /* send command */ if (adap->ops->xfer_cmd) { error = adap->ops->xfer_cmd(adap, (uint8_t *) pcmd, sizeof(pcmd->body.del_pid_filter.req) + HEADER_SIZE, (uint8_t *) prsp, sizeof(prsp->body.del_pid_filter.rsp) + HEADER_SIZE); } else { error = AS10X_CMD_ERROR; } if (error < 0) goto out; /* parse response */ error = as10x_rsp_parse(prsp, CONTROL_PROC_REMOVEFILTER_RSP); out: return error; } /** * as10x_cmd_start_streaming - Send start streaming command to AS10x * @adap: pointer to AS10x bus adapter * * Return 0 on success or negative value in case of error. */ int as10x_cmd_start_streaming(struct as10x_bus_adapter_t *adap) { int error; struct as10x_cmd_t *pcmd, *prsp; pcmd = adap->cmd; prsp = adap->rsp; /* prepare command */ as10x_cmd_build(pcmd, (++adap->cmd_xid), sizeof(pcmd->body.start_streaming.req)); /* fill command */ pcmd->body.start_streaming.req.proc_id = cpu_to_le16(CONTROL_PROC_START_STREAMING); /* send command */ if (adap->ops->xfer_cmd) { error = adap->ops->xfer_cmd(adap, (uint8_t *) pcmd, sizeof(pcmd->body.start_streaming.req) + HEADER_SIZE, (uint8_t *) prsp, sizeof(prsp->body.start_streaming.rsp) + HEADER_SIZE); } else { error = AS10X_CMD_ERROR; } if (error < 0) goto out; /* parse response */ error = as10x_rsp_parse(prsp, CONTROL_PROC_START_STREAMING_RSP); out: return error; } /** * as10x_cmd_stop_streaming - Send stop streaming command to AS10x * @adap: pointer to AS10x bus adapter * * Return 0 on success or negative value in case of error. */ int as10x_cmd_stop_streaming(struct as10x_bus_adapter_t *adap) { int8_t error; struct as10x_cmd_t *pcmd, *prsp; pcmd = adap->cmd; prsp = adap->rsp; /* prepare command */ as10x_cmd_build(pcmd, (++adap->cmd_xid), sizeof(pcmd->body.stop_streaming.req)); /* fill command */ pcmd->body.stop_streaming.req.proc_id = cpu_to_le16(CONTROL_PROC_STOP_STREAMING); /* send command */ if (adap->ops->xfer_cmd) { error = adap->ops->xfer_cmd(adap, (uint8_t *) pcmd, sizeof(pcmd->body.stop_streaming.req) + HEADER_SIZE, (uint8_t *) prsp, sizeof(prsp->body.stop_streaming.rsp) + HEADER_SIZE); } else { error = AS10X_CMD_ERROR; } if (error < 0) goto out; /* parse response */ error = as10x_rsp_parse(prsp, CONTROL_PROC_STOP_STREAMING_RSP); out: return error; } |