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Diffstat (limited to '')
| -rw-r--r-- | drivers/staging/crystalhd/crystalhd_cmds.c | 1066 |
1 files changed, 0 insertions, 1066 deletions
diff --git a/drivers/staging/crystalhd/crystalhd_cmds.c b/drivers/staging/crystalhd/crystalhd_cmds.c deleted file mode 100644 index 642f438793c3..000000000000 --- a/drivers/staging/crystalhd/crystalhd_cmds.c +++ /dev/null @@ -1,1066 +0,0 @@ -/*************************************************************************** - * Copyright (c) 2005-2009, Broadcom Corporation. - * - * Name: crystalhd_cmds . c - * - * Description: - * BCM70010 Linux driver user command interfaces. - * - * HISTORY: - * - ********************************************************************** - * This file is part of the crystalhd device driver. - * - * This driver 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, version 2 of the License. - * - * This driver 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 driver. If not, see <http://www.gnu.org/licenses/>. - **********************************************************************/ - -#include "crystalhd.h" - -static struct crystalhd_user *bc_cproc_get_uid(struct crystalhd_cmd *ctx) -{ - struct crystalhd_user *user = NULL; - int i; - - for (i = 0; i < BC_LINK_MAX_OPENS; i++) { - if (!ctx->user[i].in_use) { - user = &ctx->user[i]; - break; - } - } - - return user; -} - -static int bc_cproc_get_user_count(struct crystalhd_cmd *ctx) -{ - int i, count = 0; - - for (i = 0; i < BC_LINK_MAX_OPENS; i++) { - if (ctx->user[i].in_use) - count++; - } - - return count; -} - -static void bc_cproc_mark_pwr_state(struct crystalhd_cmd *ctx) -{ - int i; - - for (i = 0; i < BC_LINK_MAX_OPENS; i++) { - if (!ctx->user[i].in_use) - continue; - if (ctx->user[i].mode == DTS_DIAG_MODE || - ctx->user[i].mode == DTS_PLAYBACK_MODE) { - ctx->pwr_state_change = 1; - break; - } - } -} - -static enum BC_STATUS bc_cproc_notify_mode(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - int rc = 0, i = 0; - - if (!ctx || !idata) { - BCMLOG_ERR("Invalid Arg!!\n"); - return BC_STS_INV_ARG; - } - - if (ctx->user[idata->u_id].mode != DTS_MODE_INV) { - BCMLOG_ERR("Close the handle first..\n"); - return BC_STS_ERR_USAGE; - } - if (idata->udata.u.NotifyMode.Mode == DTS_MONITOR_MODE) { - ctx->user[idata->u_id].mode = idata->udata.u.NotifyMode.Mode; - return BC_STS_SUCCESS; - } - if (ctx->state != BC_LINK_INVALID) { - BCMLOG_ERR("Link invalid state %d\n", ctx->state); - return BC_STS_ERR_USAGE; - } - /* Check for duplicate playback sessions..*/ - for (i = 0; i < BC_LINK_MAX_OPENS; i++) { - if (ctx->user[i].mode == DTS_DIAG_MODE || - ctx->user[i].mode == DTS_PLAYBACK_MODE) { - BCMLOG_ERR("multiple playback sessions are not supported..\n"); - return BC_STS_ERR_USAGE; - } - } - ctx->cin_wait_exit = 0; - ctx->user[idata->u_id].mode = idata->udata.u.NotifyMode.Mode; - /* Setup mmap pool for uaddr sgl mapping..*/ - rc = crystalhd_create_dio_pool(ctx->adp, BC_LINK_MAX_SGLS); - if (rc) - return BC_STS_ERROR; - - /* Setup Hardware DMA rings */ - return crystalhd_hw_setup_dma_rings(&ctx->hw_ctx); -} - -static enum BC_STATUS bc_cproc_get_version(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - - if (!ctx || !idata) { - BCMLOG_ERR("Invalid Arg!!\n"); - return BC_STS_INV_ARG; - } - idata->udata.u.VerInfo.DriverMajor = crystalhd_kmod_major; - idata->udata.u.VerInfo.DriverMinor = crystalhd_kmod_minor; - idata->udata.u.VerInfo.DriverRevision = crystalhd_kmod_rev; - return BC_STS_SUCCESS; -} - - -static enum BC_STATUS bc_cproc_get_hwtype(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - if (!ctx || !idata) { - BCMLOG_ERR("Invalid Arg!!\n"); - return BC_STS_INV_ARG; - } - - crystalhd_pci_cfg_rd(ctx->adp, 0, 2, - (uint32_t *)&idata->udata.u.hwType.PciVenId); - crystalhd_pci_cfg_rd(ctx->adp, 2, 2, - (uint32_t *)&idata->udata.u.hwType.PciDevId); - crystalhd_pci_cfg_rd(ctx->adp, 8, 1, - (uint32_t *)&idata->udata.u.hwType.HwRev); - - return BC_STS_SUCCESS; -} - -static enum BC_STATUS bc_cproc_reg_rd(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - if (!ctx || !idata) - return BC_STS_INV_ARG; - idata->udata.u.regAcc.Value = bc_dec_reg_rd(ctx->adp, - idata->udata.u.regAcc.Offset); - return BC_STS_SUCCESS; -} - -static enum BC_STATUS bc_cproc_reg_wr(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - if (!ctx || !idata) - return BC_STS_INV_ARG; - - bc_dec_reg_wr(ctx->adp, idata->udata.u.regAcc.Offset, - idata->udata.u.regAcc.Value); - - return BC_STS_SUCCESS; -} - -static enum BC_STATUS bc_cproc_link_reg_rd(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - if (!ctx || !idata) - return BC_STS_INV_ARG; - - idata->udata.u.regAcc.Value = crystalhd_reg_rd(ctx->adp, - idata->udata.u.regAcc.Offset); - return BC_STS_SUCCESS; -} - -static enum BC_STATUS bc_cproc_link_reg_wr(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - if (!ctx || !idata) - return BC_STS_INV_ARG; - - crystalhd_reg_wr(ctx->adp, idata->udata.u.regAcc.Offset, - idata->udata.u.regAcc.Value); - - return BC_STS_SUCCESS; -} - -static enum BC_STATUS bc_cproc_mem_rd(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - enum BC_STATUS sts = BC_STS_SUCCESS; - - if (!ctx || !idata || !idata->add_cdata) - return BC_STS_INV_ARG; - - if (idata->udata.u.devMem.NumDwords > (idata->add_cdata_sz / 4)) { - BCMLOG_ERR("insufficient buffer\n"); - return BC_STS_INV_ARG; - } - sts = crystalhd_mem_rd(ctx->adp, idata->udata.u.devMem.StartOff, - idata->udata.u.devMem.NumDwords, - (uint32_t *)idata->add_cdata); - return sts; - -} - -static enum BC_STATUS bc_cproc_mem_wr(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - enum BC_STATUS sts = BC_STS_SUCCESS; - - if (!ctx || !idata || !idata->add_cdata) - return BC_STS_INV_ARG; - - if (idata->udata.u.devMem.NumDwords > (idata->add_cdata_sz / 4)) { - BCMLOG_ERR("insufficient buffer\n"); - return BC_STS_INV_ARG; - } - - sts = crystalhd_mem_wr(ctx->adp, idata->udata.u.devMem.StartOff, - idata->udata.u.devMem.NumDwords, - (uint32_t *)idata->add_cdata); - return sts; -} - -static enum BC_STATUS bc_cproc_cfg_rd(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - uint32_t ix, cnt, off, len; - enum BC_STATUS sts = BC_STS_SUCCESS; - uint32_t *temp; - - if (!ctx || !idata) - return BC_STS_INV_ARG; - - temp = (uint32_t *) idata->udata.u.pciCfg.pci_cfg_space; - off = idata->udata.u.pciCfg.Offset; - len = idata->udata.u.pciCfg.Size; - - if (len <= 4) - return crystalhd_pci_cfg_rd(ctx->adp, off, len, temp); - - /* Truncate to dword alignment..*/ - len = 4; - cnt = idata->udata.u.pciCfg.Size / len; - for (ix = 0; ix < cnt; ix++) { - sts = crystalhd_pci_cfg_rd(ctx->adp, off, len, &temp[ix]); - if (sts != BC_STS_SUCCESS) { - BCMLOG_ERR("config read : %d\n", sts); - return sts; - } - off += len; - } - - return sts; -} - -static enum BC_STATUS bc_cproc_cfg_wr(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - uint32_t ix, cnt, off, len; - enum BC_STATUS sts = BC_STS_SUCCESS; - uint32_t *temp; - - if (!ctx || !idata) - return BC_STS_INV_ARG; - - temp = (uint32_t *) idata->udata.u.pciCfg.pci_cfg_space; - off = idata->udata.u.pciCfg.Offset; - len = idata->udata.u.pciCfg.Size; - - if (len <= 4) - return crystalhd_pci_cfg_wr(ctx->adp, off, len, temp[0]); - - /* Truncate to dword alignment..*/ - len = 4; - cnt = idata->udata.u.pciCfg.Size / len; - for (ix = 0; ix < cnt; ix++) { - sts = crystalhd_pci_cfg_wr(ctx->adp, off, len, temp[ix]); - if (sts != BC_STS_SUCCESS) { - BCMLOG_ERR("config write : %d\n", sts); - return sts; - } - off += len; - } - - return sts; -} - -static enum BC_STATUS bc_cproc_download_fw(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - enum BC_STATUS sts = BC_STS_SUCCESS; - - if (!ctx || !idata || !idata->add_cdata || !idata->add_cdata_sz) { - BCMLOG_ERR("Invalid Arg!!\n"); - return BC_STS_INV_ARG; - } - - if (ctx->state != BC_LINK_INVALID) { - BCMLOG_ERR("Link invalid state %d\n", ctx->state); - return BC_STS_ERR_USAGE; - } - - sts = crystalhd_download_fw(ctx->adp, (uint8_t *)idata->add_cdata, - idata->add_cdata_sz); - - if (sts != BC_STS_SUCCESS) - BCMLOG_ERR("Firmware Download Failure!! - %d\n", sts); - else - ctx->state |= BC_LINK_INIT; - - return sts; -} - -/* - * We use the FW_CMD interface to sync up playback state with application - * and firmware. This function will perform the required pre and post - * processing of the Firmware commands. - * - * Pause - - * Disable capture after decoder pause. - * Resume - - * First enable capture and issue decoder resume command. - * Flush - - * Abort pending input transfers and issue decoder flush command. - * - */ -static enum BC_STATUS bc_cproc_do_fw_cmd(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - enum BC_STATUS sts; - uint32_t *cmd; - - if (!(ctx->state & BC_LINK_INIT)) { - BCMLOG_ERR("Link invalid state %d\n", ctx->state); - return BC_STS_ERR_USAGE; - } - - cmd = idata->udata.u.fwCmd.cmd; - - /* Pre-Process */ - if (cmd[0] == eCMD_C011_DEC_CHAN_PAUSE) { - if (!cmd[3]) { - ctx->state &= ~BC_LINK_PAUSED; - crystalhd_hw_unpause(&ctx->hw_ctx); - } - } else if (cmd[0] == eCMD_C011_DEC_CHAN_FLUSH) { - BCMLOG(BCMLOG_INFO, "Flush issued\n"); - if (cmd[3]) - ctx->cin_wait_exit = 1; - } - - sts = crystalhd_do_fw_cmd(&ctx->hw_ctx, &idata->udata.u.fwCmd); - - if (sts != BC_STS_SUCCESS) { - BCMLOG(BCMLOG_INFO, "fw cmd %x failed\n", cmd[0]); - return sts; - } - - /* Post-Process */ - if (cmd[0] == eCMD_C011_DEC_CHAN_PAUSE) { - if (cmd[3]) { - ctx->state |= BC_LINK_PAUSED; - crystalhd_hw_pause(&ctx->hw_ctx); - } - } - - return sts; -} - -static void bc_proc_in_completion(struct crystalhd_dio_req *dio_hnd, - wait_queue_head_t *event, enum BC_STATUS sts) -{ - if (!dio_hnd || !event) { - BCMLOG_ERR("Invalid Arg!!\n"); - return; - } - if (sts == BC_STS_IO_USER_ABORT) - return; - - dio_hnd->uinfo.comp_sts = sts; - dio_hnd->uinfo.ev_sts = 1; - crystalhd_set_event(event); -} - -static enum BC_STATUS bc_cproc_codein_sleep(struct crystalhd_cmd *ctx) -{ - wait_queue_head_t sleep_ev; - int rc = 0; - - if (ctx->state & BC_LINK_SUSPEND) - return BC_STS_IO_USER_ABORT; - - if (ctx->cin_wait_exit) { - ctx->cin_wait_exit = 0; - return BC_STS_CMD_CANCELLED; - } - crystalhd_create_event(&sleep_ev); - crystalhd_wait_on_event(&sleep_ev, 0, 100, rc, 0); - if (rc == -EINTR) - return BC_STS_IO_USER_ABORT; - - return BC_STS_SUCCESS; -} - -static enum BC_STATUS bc_cproc_hw_txdma(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata, - struct crystalhd_dio_req *dio) -{ - uint32_t tx_listid = 0; - enum BC_STATUS sts = BC_STS_SUCCESS; - wait_queue_head_t event; - int rc = 0; - - if (!ctx || !idata || !dio) { - BCMLOG_ERR("Invalid Arg!!\n"); - return BC_STS_INV_ARG; - } - - crystalhd_create_event(&event); - - ctx->tx_list_id = 0; - /* msleep_interruptible(2000); */ - sts = crystalhd_hw_post_tx(&ctx->hw_ctx, dio, bc_proc_in_completion, - &event, &tx_listid, - idata->udata.u.ProcInput.Encrypted); - - while (sts == BC_STS_BUSY) { - sts = bc_cproc_codein_sleep(ctx); - if (sts != BC_STS_SUCCESS) - break; - sts = crystalhd_hw_post_tx(&ctx->hw_ctx, dio, - bc_proc_in_completion, - &event, &tx_listid, - idata->udata.u.ProcInput.Encrypted); - } - if (sts != BC_STS_SUCCESS) { - BCMLOG(BCMLOG_DBG, "_hw_txdma returning sts:%d\n", sts); - return sts; - } - if (ctx->cin_wait_exit) - ctx->cin_wait_exit = 0; - - ctx->tx_list_id = tx_listid; - - /* _post() succeeded.. wait for the completion. */ - crystalhd_wait_on_event(&event, (dio->uinfo.ev_sts), 3000, rc, 0); - ctx->tx_list_id = 0; - if (!rc) { - return dio->uinfo.comp_sts; - } else if (rc == -EBUSY) { - BCMLOG(BCMLOG_DBG, "_tx_post() T/O\n"); - sts = BC_STS_TIMEOUT; - } else if (rc == -EINTR) { - BCMLOG(BCMLOG_DBG, "Tx Wait Signal int.\n"); - sts = BC_STS_IO_USER_ABORT; - } else { - sts = BC_STS_IO_ERROR; - } - - /* We are cancelling the IO from the same context as the _post(). - * so no need to wait on the event again.. the return itself - * ensures the release of our resources. - */ - crystalhd_hw_cancel_tx(&ctx->hw_ctx, tx_listid); - - return sts; -} - -/* Helper function to check on user buffers */ -static enum BC_STATUS bc_cproc_check_inbuffs(bool pin, void *ubuff, - uint32_t ub_sz, uint32_t uv_off, bool en_422) -{ - if (!ubuff || !ub_sz) { - BCMLOG_ERR("%s->Invalid Arg %p %x\n", - ((pin) ? "TX" : "RX"), ubuff, ub_sz); - return BC_STS_INV_ARG; - } - - /* Check for alignment */ - if (((uintptr_t)ubuff) & 0x03) { - BCMLOG_ERR( - "%s-->Un-aligned address not implemented yet.. %p\n", - ((pin) ? "TX" : "RX"), ubuff); - return BC_STS_NOT_IMPL; - } - if (pin) - return BC_STS_SUCCESS; - - if (!en_422 && !uv_off) { - BCMLOG_ERR("Need UV offset for 420 mode.\n"); - return BC_STS_INV_ARG; - } - - if (en_422 && uv_off) { - BCMLOG_ERR("UV offset in 422 mode ??\n"); - return BC_STS_INV_ARG; - } - - return BC_STS_SUCCESS; -} - -static enum BC_STATUS bc_cproc_proc_input(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - void *ubuff; - uint32_t ub_sz; - struct crystalhd_dio_req *dio_hnd = NULL; - enum BC_STATUS sts = BC_STS_SUCCESS; - - if (!ctx || !idata) { - BCMLOG_ERR("Invalid Arg!!\n"); - return BC_STS_INV_ARG; - } - - ubuff = idata->udata.u.ProcInput.pDmaBuff; - ub_sz = idata->udata.u.ProcInput.BuffSz; - - sts = bc_cproc_check_inbuffs(1, ubuff, ub_sz, 0, 0); - if (sts != BC_STS_SUCCESS) - return sts; - - sts = crystalhd_map_dio(ctx->adp, ubuff, ub_sz, 0, 0, 1, &dio_hnd); - if (sts != BC_STS_SUCCESS) { - BCMLOG_ERR("dio map - %d\n", sts); - return sts; - } - - if (!dio_hnd) - return BC_STS_ERROR; - - sts = bc_cproc_hw_txdma(ctx, idata, dio_hnd); - - crystalhd_unmap_dio(ctx->adp, dio_hnd); - - return sts; -} - -static enum BC_STATUS bc_cproc_add_cap_buff(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - void *ubuff; - uint32_t ub_sz, uv_off; - bool en_422; - struct crystalhd_dio_req *dio_hnd = NULL; - enum BC_STATUS sts = BC_STS_SUCCESS; - - if (!ctx || !idata) { - BCMLOG_ERR("Invalid Arg!!\n"); - return BC_STS_INV_ARG; - } - - ubuff = idata->udata.u.RxBuffs.YuvBuff; - ub_sz = idata->udata.u.RxBuffs.YuvBuffSz; - uv_off = idata->udata.u.RxBuffs.UVbuffOffset; - en_422 = idata->udata.u.RxBuffs.b422Mode; - - sts = bc_cproc_check_inbuffs(0, ubuff, ub_sz, uv_off, en_422); - if (sts != BC_STS_SUCCESS) - return sts; - - sts = crystalhd_map_dio(ctx->adp, ubuff, ub_sz, uv_off, - en_422, 0, &dio_hnd); - if (sts != BC_STS_SUCCESS) { - BCMLOG_ERR("dio map - %d\n", sts); - return sts; - } - - if (!dio_hnd) - return BC_STS_ERROR; - - sts = crystalhd_hw_add_cap_buffer(&ctx->hw_ctx, dio_hnd, - (ctx->state == BC_LINK_READY)); - if ((sts != BC_STS_SUCCESS) && (sts != BC_STS_BUSY)) { - crystalhd_unmap_dio(ctx->adp, dio_hnd); - return sts; - } - - return BC_STS_SUCCESS; -} - -static enum BC_STATUS bc_cproc_fmt_change(struct crystalhd_cmd *ctx, - struct crystalhd_dio_req *dio) -{ - enum BC_STATUS sts = BC_STS_SUCCESS; - - sts = crystalhd_hw_add_cap_buffer(&ctx->hw_ctx, dio, 0); - if (sts != BC_STS_SUCCESS) - return sts; - - ctx->state |= BC_LINK_FMT_CHG; - if (ctx->state == BC_LINK_READY) - sts = crystalhd_hw_start_capture(&ctx->hw_ctx); - - return sts; -} - -static enum BC_STATUS bc_cproc_fetch_frame(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - struct crystalhd_dio_req *dio = NULL; - enum BC_STATUS sts = BC_STS_SUCCESS; - struct BC_DEC_OUT_BUFF *frame; - - if (!ctx || !idata) { - BCMLOG_ERR("Invalid Arg!!\n"); - return BC_STS_INV_ARG; - } - - if (!(ctx->state & BC_LINK_CAP_EN)) { - BCMLOG(BCMLOG_DBG, "Capture not enabled..%x\n", ctx->state); - return BC_STS_ERR_USAGE; - } - - frame = &idata->udata.u.DecOutData; - - sts = crystalhd_hw_get_cap_buffer(&ctx->hw_ctx, &frame->PibInfo, &dio); - if (sts != BC_STS_SUCCESS) - return (ctx->state & BC_LINK_SUSPEND) ? - BC_STS_IO_USER_ABORT : sts; - - frame->Flags = dio->uinfo.comp_flags; - - if (frame->Flags & COMP_FLAG_FMT_CHANGE) - return bc_cproc_fmt_change(ctx, dio); - - frame->OutPutBuffs.YuvBuff = dio->uinfo.xfr_buff; - frame->OutPutBuffs.YuvBuffSz = dio->uinfo.xfr_len; - frame->OutPutBuffs.UVbuffOffset = dio->uinfo.uv_offset; - frame->OutPutBuffs.b422Mode = dio->uinfo.b422mode; - - frame->OutPutBuffs.YBuffDoneSz = dio->uinfo.y_done_sz; - frame->OutPutBuffs.UVBuffDoneSz = dio->uinfo.uv_done_sz; - - crystalhd_unmap_dio(ctx->adp, dio); - - return BC_STS_SUCCESS; -} - -static enum BC_STATUS bc_cproc_start_capture(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - ctx->state |= BC_LINK_CAP_EN; - if (ctx->state == BC_LINK_READY) - return crystalhd_hw_start_capture(&ctx->hw_ctx); - - return BC_STS_SUCCESS; -} - -static enum BC_STATUS bc_cproc_flush_cap_buffs(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - struct crystalhd_dio_req *dio = NULL; - enum BC_STATUS sts = BC_STS_SUCCESS; - struct BC_DEC_OUT_BUFF *frame; - uint32_t count; - - if (!ctx || !idata) { - BCMLOG_ERR("Invalid Arg!!\n"); - return BC_STS_INV_ARG; - } - - if (!(ctx->state & BC_LINK_CAP_EN)) - return BC_STS_ERR_USAGE; - - /* We should ack flush even when we are in paused/suspend state */ - if (!(ctx->state & BC_LINK_READY)) - return crystalhd_hw_stop_capture(&ctx->hw_ctx); - - ctx->state &= ~(BC_LINK_CAP_EN|BC_LINK_FMT_CHG); - - frame = &idata->udata.u.DecOutData; - for (count = 0; count < BC_RX_LIST_CNT; count++) { - - sts = crystalhd_hw_get_cap_buffer(&ctx->hw_ctx, - &frame->PibInfo, &dio); - if (sts != BC_STS_SUCCESS) - break; - - crystalhd_unmap_dio(ctx->adp, dio); - } - - return crystalhd_hw_stop_capture(&ctx->hw_ctx); -} - -static enum BC_STATUS bc_cproc_get_stats(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - struct BC_DTS_STATS *stats; - struct crystalhd_hw_stats hw_stats; - - if (!ctx || !idata) { - BCMLOG_ERR("Invalid Arg!!\n"); - return BC_STS_INV_ARG; - } - - crystalhd_hw_stats(&ctx->hw_ctx, &hw_stats); - - stats = &idata->udata.u.drvStat; - stats->drvRLL = hw_stats.rdyq_count; - stats->drvFLL = hw_stats.freeq_count; - stats->DrvTotalFrmDropped = hw_stats.rx_errors; - stats->DrvTotalHWErrs = hw_stats.rx_errors + hw_stats.tx_errors; - stats->intCount = hw_stats.num_interrupts; - stats->DrvIgnIntrCnt = hw_stats.num_interrupts - - hw_stats.dev_interrupts; - stats->TxFifoBsyCnt = hw_stats.cin_busy; - stats->pauseCount = hw_stats.pause_cnt; - - if (ctx->pwr_state_change) - stats->pwr_state_change = 1; - if (ctx->state & BC_LINK_PAUSED) - stats->DrvPauseTime = 1; - - return BC_STS_SUCCESS; -} - -static enum BC_STATUS bc_cproc_reset_stats(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - crystalhd_hw_stats(&ctx->hw_ctx, NULL); - - return BC_STS_SUCCESS; -} - -static enum BC_STATUS bc_cproc_chg_clk(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - struct BC_CLOCK *clock; - uint32_t oldClk; - enum BC_STATUS sts = BC_STS_SUCCESS; - - if (!ctx || !idata) { - BCMLOG_ERR("Invalid Arg!!\n"); - return BC_STS_INV_ARG; - } - - clock = &idata->udata.u.clockValue; - oldClk = ctx->hw_ctx.core_clock_mhz; - ctx->hw_ctx.core_clock_mhz = clock->clk; - - if (ctx->state & BC_LINK_READY) { - sts = crystalhd_hw_set_core_clock(&ctx->hw_ctx); - if (sts == BC_STS_CLK_NOCHG) - ctx->hw_ctx.core_clock_mhz = oldClk; - } - - clock->clk = ctx->hw_ctx.core_clock_mhz; - - return sts; -} - -/*=============== Cmd Proc Table.. ======================================*/ -static const struct crystalhd_cmd_tbl g_crystalhd_cproc_tbl[] = { - { BCM_IOC_GET_VERSION, bc_cproc_get_version, 0}, - { BCM_IOC_GET_HWTYPE, bc_cproc_get_hwtype, 0}, - { BCM_IOC_REG_RD, bc_cproc_reg_rd, 0}, - { BCM_IOC_REG_WR, bc_cproc_reg_wr, 0}, - { BCM_IOC_FPGA_RD, bc_cproc_link_reg_rd, 0}, - { BCM_IOC_FPGA_WR, bc_cproc_link_reg_wr, 0}, - { BCM_IOC_MEM_RD, bc_cproc_mem_rd, 0}, - { BCM_IOC_MEM_WR, bc_cproc_mem_wr, 0}, - { BCM_IOC_RD_PCI_CFG, bc_cproc_cfg_rd, 0}, - { BCM_IOC_WR_PCI_CFG, bc_cproc_cfg_wr, 1}, - { BCM_IOC_FW_DOWNLOAD, bc_cproc_download_fw, 1}, - { BCM_IOC_FW_CMD, bc_cproc_do_fw_cmd, 1}, - { BCM_IOC_PROC_INPUT, bc_cproc_proc_input, 1}, - { BCM_IOC_ADD_RXBUFFS, bc_cproc_add_cap_buff, 1}, - { BCM_IOC_FETCH_RXBUFF, bc_cproc_fetch_frame, 1}, - { BCM_IOC_START_RX_CAP, bc_cproc_start_capture, 1}, - { BCM_IOC_FLUSH_RX_CAP, bc_cproc_flush_cap_buffs, 1}, - { BCM_IOC_GET_DRV_STAT, bc_cproc_get_stats, 0}, - { BCM_IOC_RST_DRV_STAT, bc_cproc_reset_stats, 0}, - { BCM_IOC_NOTIFY_MODE, bc_cproc_notify_mode, 0}, - { BCM_IOC_CHG_CLK, bc_cproc_chg_clk, 0}, - { BCM_IOC_END, NULL}, -}; - -/*=============== Cmd Proc Functions.. ===================================*/ - -/** - * crystalhd_suspend - Power management suspend request. - * @ctx: Command layer context. - * @idata: Iodata - required for internal use. - * - * Return: - * status - * - * 1. Set the state to Suspend. - * 2. Flush the Rx Buffers it will unmap all the buffers and - * stop the RxDMA engine. - * 3. Cancel The TX Io and Stop Dma Engine. - * 4. Put the DDR in to deep sleep. - * 5. Stop the hardware putting it in to Reset State. - * - * Current gstreamer frame work does not provide any power management - * related notification to user mode decoder plug-in. As a work-around - * we pass on the power management notification to our plug-in by completing - * all outstanding requests with BC_STS_IO_USER_ABORT return code. - */ -enum BC_STATUS crystalhd_suspend(struct crystalhd_cmd *ctx, - struct crystalhd_ioctl_data *idata) -{ - enum BC_STATUS sts = BC_STS_SUCCESS; - - if (!ctx || !idata) { - BCMLOG_ERR("Invalid Parameters\n"); - return BC_STS_ERROR; - } - - if (ctx->state & BC_LINK_SUSPEND) - return BC_STS_SUCCESS; - - if (ctx->state == BC_LINK_INVALID) { - BCMLOG(BCMLOG_DBG, "Nothing To Do Suspend Success\n"); - return BC_STS_SUCCESS; - } - - ctx->state |= BC_LINK_SUSPEND; - - bc_cproc_mark_pwr_state(ctx); - - if (ctx->state & BC_LINK_CAP_EN) { - sts = bc_cproc_flush_cap_buffs(ctx, idata); - if (sts != BC_STS_SUCCESS) - return sts; - } - - if (ctx->tx_list_id) { - sts = crystalhd_hw_cancel_tx(&ctx->hw_ctx, ctx->tx_list_id); - if (sts != BC_STS_SUCCESS) - return sts; - } - - sts = crystalhd_hw_suspend(&ctx->hw_ctx); - if (sts != BC_STS_SUCCESS) - return sts; - - BCMLOG(BCMLOG_DBG, "BCM70012 suspend success\n"); - - return BC_STS_SUCCESS; -} - -/** - * crystalhd_resume - Resume frame capture. - * @ctx: Command layer contextx. - * - * Return: - * status - * - * - * Resume frame capture. - * - * PM_Resume can't resume the playback state back to pre-suspend state - * because we don't keep video clip related information within driver. - * To get back to the pre-suspend state App will re-open the device and - * start a new playback session from the pre-suspend clip position. - * - */ -enum BC_STATUS crystalhd_resume(struct crystalhd_cmd *ctx) -{ - BCMLOG(BCMLOG_DBG, "crystalhd_resume Success %x\n", ctx->state); - - bc_cproc_mark_pwr_state(ctx); - - return BC_STS_SUCCESS; -} - -/** - * crystalhd_user_open - Create application handle. - * @ctx: Command layer contextx. - * @user_ctx: User ID context. - * - * Return: - * status - * - * Creates an application specific UID and allocates - * application specific resources. HW layer initialization - * is done for the first open request. - */ -enum BC_STATUS crystalhd_user_open(struct crystalhd_cmd *ctx, - struct crystalhd_user **user_ctx) -{ - struct crystalhd_user *uc; - - if (!ctx || !user_ctx) { - BCMLOG_ERR("Invalid arg..\n"); - return BC_STS_INV_ARG; - } - - uc = bc_cproc_get_uid(ctx); - if (!uc) { - BCMLOG(BCMLOG_INFO, "No free user context...\n"); - return BC_STS_BUSY; - } - - BCMLOG(BCMLOG_INFO, "Opening new user[%x] handle\n", uc->uid); - - crystalhd_hw_open(&ctx->hw_ctx, ctx->adp); - - uc->in_use = 1; - - *user_ctx = uc; - - return BC_STS_SUCCESS; -} - -/** - * crystalhd_user_close - Close application handle. - * @ctx: Command layer contextx. - * @uc: User ID context. - * - * Return: - * status - * - * Closer application handle and release app specific - * resources. - */ -enum BC_STATUS crystalhd_user_close(struct crystalhd_cmd *ctx, - struct crystalhd_user *uc) -{ - uint32_t mode = uc->mode; - - ctx->user[uc->uid].mode = DTS_MODE_INV; - ctx->user[uc->uid].in_use = 0; - ctx->cin_wait_exit = 1; - ctx->pwr_state_change = 0; - - BCMLOG(BCMLOG_INFO, "Closing user[%x] handle\n", uc->uid); - - if ((mode == DTS_DIAG_MODE) || (mode == DTS_PLAYBACK_MODE)) { - crystalhd_hw_free_dma_rings(&ctx->hw_ctx); - crystalhd_destroy_dio_pool(ctx->adp); - } else if (bc_cproc_get_user_count(ctx)) { - return BC_STS_SUCCESS; - } - - crystalhd_hw_close(&ctx->hw_ctx); - - ctx->state = BC_LINK_INVALID; - - return BC_STS_SUCCESS; -} - -/** - * crystalhd_setup_cmd_context - Setup Command layer resources. - * @ctx: Command layer contextx. - * @adp: Adapter context - * - * Return: - * status - * - * Called at the time of driver load. - */ -enum BC_STATUS crystalhd_setup_cmd_context(struct crystalhd_cmd *ctx, - struct crystalhd_adp *adp) -{ - int i = 0; - - if (!ctx || !adp) { - BCMLOG_ERR("Invalid arg!!\n"); - return BC_STS_INV_ARG; - } - - if (ctx->adp) - BCMLOG(BCMLOG_DBG, "Resetting Cmd context delete missing..\n"); - - ctx->adp = adp; - for (i = 0; i < BC_LINK_MAX_OPENS; i++) { - ctx->user[i].uid = i; - ctx->user[i].in_use = 0; - ctx->user[i].mode = DTS_MODE_INV; - } - - /*Open and Close the Hardware to put it in to sleep state*/ - crystalhd_hw_open(&ctx->hw_ctx, ctx->adp); - crystalhd_hw_close(&ctx->hw_ctx); - return BC_STS_SUCCESS; -} - -/** - * crystalhd_delete_cmd_context - Release Command layer resources. - * @ctx: Command layer contextx. - * - * Return: - * status - * - * Called at the time of driver un-load. - */ -enum BC_STATUS crystalhd_delete_cmd_context(struct crystalhd_cmd *ctx) -{ - BCMLOG(BCMLOG_DBG, "Deleting Command context..\n"); - - ctx->adp = NULL; - - return BC_STS_SUCCESS; -} - -/** - * crystalhd_get_cmd_proc - Cproc table lookup. - * @ctx: Command layer contextx. - * @cmd: IOCTL command code. - * @uc: User ID context. - * - * Return: - * command proc function pointer - * - * This function checks the process context, application's - * mode of operation and returns the function pointer - * from the cproc table. - */ -crystalhd_cmd_proc crystalhd_get_cmd_proc(struct crystalhd_cmd *ctx, - uint32_t cmd, struct crystalhd_user *uc) -{ - crystalhd_cmd_proc cproc = NULL; - unsigned int i, tbl_sz; - - if (!ctx) { - BCMLOG_ERR("Invalid arg.. Cmd[%d]\n", cmd); - return NULL; - } - - if ((cmd != BCM_IOC_GET_DRV_STAT) && (ctx->state & BC_LINK_SUSPEND)) { - BCMLOG_ERR("Invalid State [suspend Set].. Cmd[%d]\n", cmd); - return NULL; - } - - tbl_sz = sizeof(g_crystalhd_cproc_tbl) / - sizeof(struct crystalhd_cmd_tbl); - for (i = 0; i < tbl_sz; i++) { - if (g_crystalhd_cproc_tbl[i].cmd_id == cmd) { - if ((uc->mode == DTS_MONITOR_MODE) && - (g_crystalhd_cproc_tbl[i].block_mon)) { - BCMLOG(BCMLOG_INFO, "Blocking cmd %d\n", cmd); - break; - } - cproc = g_crystalhd_cproc_tbl[i].cmd_proc; - break; - } - } - - return cproc; -} - -/** - * crystalhd_cmd_interrupt - ISR entry point - * @ctx: Command layer contextx. - * - * Return: - * TRUE: If interrupt from bcm70012 device. - * - * - * ISR entry point from OS layer. - */ -bool crystalhd_cmd_interrupt(struct crystalhd_cmd *ctx) -{ - if (!ctx) { - BCMLOG_ERR("Invalid arg..\n"); - return false; - } - - return crystalhd_hw_interrupt(ctx->adp, &ctx->hw_ctx); -} |