diff options
Diffstat (limited to 'drivers/staging/media/as102/as10x_cmd.c')
| -rw-r--r-- | drivers/staging/media/as102/as10x_cmd.c | 418 |
1 files changed, 0 insertions, 418 deletions
diff --git a/drivers/staging/media/as102/as10x_cmd.c b/drivers/staging/media/as102/as10x_cmd.c deleted file mode 100644 index 9e49f15a7c9f..000000000000 --- a/drivers/staging/media/as102/as10x_cmd.c +++ /dev/null @@ -1,418 +0,0 @@ -/* - * Abilis Systems Single DVB-T Receiver - * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> - * Copyright (C) 2010 Devin Heitmueller <dheitmueller@kernellabs.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include <linux/kernel.h> -#include "as102_drv.h" -#include "as10x_types.h" -#include "as10x_cmd.h" - -/** - * as10x_cmd_turn_on - send turn on command to AS10x - * @adap: pointer to AS10x bus adapter - * - * Return 0 when no error, < 0 in case of error. - */ -int as10x_cmd_turn_on(struct as10x_bus_adapter_t *adap) -{ - int error = AS10X_CMD_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.turn_on.req)); - - /* fill command */ - pcmd->body.turn_on.req.proc_id = cpu_to_le16(CONTROL_PROC_TURNON); - - /* send command */ - if (adap->ops->xfer_cmd) { - error = adap->ops->xfer_cmd(adap, (uint8_t *) pcmd, - sizeof(pcmd->body.turn_on.req) + - HEADER_SIZE, - (uint8_t *) prsp, - sizeof(prsp->body.turn_on.rsp) + - HEADER_SIZE); - } - - if (error < 0) - goto out; - - /* parse response */ - error = as10x_rsp_parse(prsp, CONTROL_PROC_TURNON_RSP); - -out: - return error; -} - -/** - * as10x_cmd_turn_off - send turn off command to AS10x - * @adap: pointer to AS10x bus adapter - * - * Return 0 on success or negative value in case of error. - */ -int as10x_cmd_turn_off(struct as10x_bus_adapter_t *adap) -{ - int error = AS10X_CMD_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.turn_off.req)); - - /* fill command */ - pcmd->body.turn_off.req.proc_id = cpu_to_le16(CONTROL_PROC_TURNOFF); - - /* send command */ - if (adap->ops->xfer_cmd) { - error = adap->ops->xfer_cmd( - adap, (uint8_t *) pcmd, - sizeof(pcmd->body.turn_off.req) + HEADER_SIZE, - (uint8_t *) prsp, - sizeof(prsp->body.turn_off.rsp) + HEADER_SIZE); - } - - if (error < 0) - goto out; - - /* parse response */ - error = as10x_rsp_parse(prsp, CONTROL_PROC_TURNOFF_RSP); - -out: - return error; -} - -/** - * as10x_cmd_set_tune - send set tune command to AS10x - * @adap: pointer to AS10x bus adapter - * @ptune: tune parameters - * - * Return 0 on success or negative value in case of error. - */ -int as10x_cmd_set_tune(struct as10x_bus_adapter_t *adap, - struct as10x_tune_args *ptune) -{ - int error = AS10X_CMD_ERROR; - struct as10x_cmd_t *preq, *prsp; - - preq = adap->cmd; - prsp = adap->rsp; - - /* prepare command */ - as10x_cmd_build(preq, (++adap->cmd_xid), - sizeof(preq->body.set_tune.req)); - - /* fill command */ - preq->body.set_tune.req.proc_id = cpu_to_le16(CONTROL_PROC_SETTUNE); - preq->body.set_tune.req.args.freq = cpu_to_le32(ptune->freq); - preq->body.set_tune.req.args.bandwidth = ptune->bandwidth; - preq->body.set_tune.req.args.hier_select = ptune->hier_select; - preq->body.set_tune.req.args.modulation = ptune->modulation; - preq->body.set_tune.req.args.hierarchy = ptune->hierarchy; - preq->body.set_tune.req.args.interleaving_mode = - ptune->interleaving_mode; - preq->body.set_tune.req.args.code_rate = ptune->code_rate; - preq->body.set_tune.req.args.guard_interval = ptune->guard_interval; - preq->body.set_tune.req.args.transmission_mode = - ptune->transmission_mode; - - /* send command */ - if (adap->ops->xfer_cmd) { - error = adap->ops->xfer_cmd(adap, - (uint8_t *) preq, - sizeof(preq->body.set_tune.req) - + HEADER_SIZE, - (uint8_t *) prsp, - sizeof(prsp->body.set_tune.rsp) - + HEADER_SIZE); - } - - if (error < 0) - goto out; - - /* parse response */ - error = as10x_rsp_parse(prsp, CONTROL_PROC_SETTUNE_RSP); - -out: - return error; -} - -/** - * as10x_cmd_get_tune_status - send get tune status command to AS10x - * @adap: pointer to AS10x bus adapter - * @pstatus: pointer to updated status structure of the current tune - * - * Return 0 on success or negative value in case of error. - */ -int as10x_cmd_get_tune_status(struct as10x_bus_adapter_t *adap, - struct as10x_tune_status *pstatus) -{ - int error = AS10X_CMD_ERROR; - struct as10x_cmd_t *preq, *prsp; - - preq = adap->cmd; - prsp = adap->rsp; - - /* prepare command */ - as10x_cmd_build(preq, (++adap->cmd_xid), - sizeof(preq->body.get_tune_status.req)); - - /* fill command */ - preq->body.get_tune_status.req.proc_id = - cpu_to_le16(CONTROL_PROC_GETTUNESTAT); - - /* send command */ - if (adap->ops->xfer_cmd) { - error = adap->ops->xfer_cmd( - adap, - (uint8_t *) preq, - sizeof(preq->body.get_tune_status.req) + HEADER_SIZE, - (uint8_t *) prsp, - sizeof(prsp->body.get_tune_status.rsp) + HEADER_SIZE); - } - - if (error < 0) - goto out; - - /* parse response */ - error = as10x_rsp_parse(prsp, CONTROL_PROC_GETTUNESTAT_RSP); - if (error < 0) - goto out; - - /* Response OK -> get response data */ - pstatus->tune_state = prsp->body.get_tune_status.rsp.sts.tune_state; - pstatus->signal_strength = - le16_to_cpu(prsp->body.get_tune_status.rsp.sts.signal_strength); - pstatus->PER = le16_to_cpu(prsp->body.get_tune_status.rsp.sts.PER); - pstatus->BER = le16_to_cpu(prsp->body.get_tune_status.rsp.sts.BER); - -out: - return error; -} - -/** - * as10x_cmd_get_tps - send get TPS command to AS10x - * @adap: pointer to AS10x handle - * @ptps: pointer to TPS parameters structure - * - * Return 0 on success or negative value in case of error. - */ -int as10x_cmd_get_tps(struct as10x_bus_adapter_t *adap, struct as10x_tps *ptps) -{ - int error = AS10X_CMD_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.get_tps.req)); - - /* fill command */ - pcmd->body.get_tune_status.req.proc_id = - cpu_to_le16(CONTROL_PROC_GETTPS); - - /* send command */ - if (adap->ops->xfer_cmd) { - error = adap->ops->xfer_cmd(adap, - (uint8_t *) pcmd, - sizeof(pcmd->body.get_tps.req) + - HEADER_SIZE, - (uint8_t *) prsp, - sizeof(prsp->body.get_tps.rsp) + - HEADER_SIZE); - } - - if (error < 0) - goto out; - - /* parse response */ - error = as10x_rsp_parse(prsp, CONTROL_PROC_GETTPS_RSP); - if (error < 0) - goto out; - - /* Response OK -> get response data */ - ptps->modulation = prsp->body.get_tps.rsp.tps.modulation; - ptps->hierarchy = prsp->body.get_tps.rsp.tps.hierarchy; - ptps->interleaving_mode = prsp->body.get_tps.rsp.tps.interleaving_mode; - ptps->code_rate_HP = prsp->body.get_tps.rsp.tps.code_rate_HP; - ptps->code_rate_LP = prsp->body.get_tps.rsp.tps.code_rate_LP; - ptps->guard_interval = prsp->body.get_tps.rsp.tps.guard_interval; - ptps->transmission_mode = prsp->body.get_tps.rsp.tps.transmission_mode; - ptps->DVBH_mask_HP = prsp->body.get_tps.rsp.tps.DVBH_mask_HP; - ptps->DVBH_mask_LP = prsp->body.get_tps.rsp.tps.DVBH_mask_LP; - ptps->cell_ID = le16_to_cpu(prsp->body.get_tps.rsp.tps.cell_ID); - -out: - return error; -} - -/** - * as10x_cmd_get_demod_stats - send get demod stats command to AS10x - * @adap: pointer to AS10x bus adapter - * @pdemod_stats: pointer to demod stats parameters structure - * - * Return 0 on success or negative value in case of error. - */ -int as10x_cmd_get_demod_stats(struct as10x_bus_adapter_t *adap, - struct as10x_demod_stats *pdemod_stats) -{ - int error = AS10X_CMD_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.get_demod_stats.req)); - - /* fill command */ - pcmd->body.get_demod_stats.req.proc_id = - cpu_to_le16(CONTROL_PROC_GET_DEMOD_STATS); - - /* send command */ - if (adap->ops->xfer_cmd) { - error = adap->ops->xfer_cmd(adap, - (uint8_t *) pcmd, - sizeof(pcmd->body.get_demod_stats.req) - + HEADER_SIZE, - (uint8_t *) prsp, - sizeof(prsp->body.get_demod_stats.rsp) - + HEADER_SIZE); - } - - if (error < 0) - goto out; - - /* parse response */ - error = as10x_rsp_parse(prsp, CONTROL_PROC_GET_DEMOD_STATS_RSP); - if (error < 0) - goto out; - - /* Response OK -> get response data */ - pdemod_stats->frame_count = - le32_to_cpu(prsp->body.get_demod_stats.rsp.stats.frame_count); - pdemod_stats->bad_frame_count = - le32_to_cpu(prsp->body.get_demod_stats.rsp.stats.bad_frame_count); - pdemod_stats->bytes_fixed_by_rs = - le32_to_cpu(prsp->body.get_demod_stats.rsp.stats.bytes_fixed_by_rs); - pdemod_stats->mer = - le16_to_cpu(prsp->body.get_demod_stats.rsp.stats.mer); - pdemod_stats->has_started = - prsp->body.get_demod_stats.rsp.stats.has_started; - -out: - return error; -} - -/** - * as10x_cmd_get_impulse_resp - send get impulse response command to AS10x - * @adap: pointer to AS10x bus adapter - * @is_ready: pointer to value indicating when impulse - * response data is ready - * - * Return 0 on success or negative value in case of error. - */ -int as10x_cmd_get_impulse_resp(struct as10x_bus_adapter_t *adap, - uint8_t *is_ready) -{ - int error = AS10X_CMD_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.get_impulse_rsp.req)); - - /* fill command */ - pcmd->body.get_impulse_rsp.req.proc_id = - cpu_to_le16(CONTROL_PROC_GET_IMPULSE_RESP); - - /* send command */ - if (adap->ops->xfer_cmd) { - error = adap->ops->xfer_cmd(adap, - (uint8_t *) pcmd, - sizeof(pcmd->body.get_impulse_rsp.req) - + HEADER_SIZE, - (uint8_t *) prsp, - sizeof(prsp->body.get_impulse_rsp.rsp) - + HEADER_SIZE); - } - - if (error < 0) - goto out; - - /* parse response */ - error = as10x_rsp_parse(prsp, CONTROL_PROC_GET_IMPULSE_RESP_RSP); - if (error < 0) - goto out; - - /* Response OK -> get response data */ - *is_ready = prsp->body.get_impulse_rsp.rsp.is_ready; - -out: - return error; -} - -/** - * as10x_cmd_build - build AS10x command header - * @pcmd: pointer to AS10x command buffer - * @xid: sequence id of the command - * @cmd_len: length of the command - */ -void as10x_cmd_build(struct as10x_cmd_t *pcmd, - uint16_t xid, uint16_t cmd_len) -{ - pcmd->header.req_id = cpu_to_le16(xid); - pcmd->header.prog = cpu_to_le16(SERVICE_PROG_ID); - pcmd->header.version = cpu_to_le16(SERVICE_PROG_VERSION); - pcmd->header.data_len = cpu_to_le16(cmd_len); -} - -/** - * as10x_rsp_parse - Parse command response - * @prsp: pointer to AS10x command buffer - * @proc_id: id of the command - * - * Return 0 on success or negative value in case of error. - */ -int as10x_rsp_parse(struct as10x_cmd_t *prsp, uint16_t proc_id) -{ - int error; - - /* extract command error code */ - error = prsp->body.common.rsp.error; - - if ((error == 0) && - (le16_to_cpu(prsp->body.common.rsp.proc_id) == proc_id)) { - return 0; - } - - return AS10X_CMD_ERROR; -} |