Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751264AbdH0Poy (ORCPT ); Sun, 27 Aug 2017 11:44:54 -0400 Received: from ec2-52-27-115-49.us-west-2.compute.amazonaws.com ([52.27.115.49]:55782 "EHLO osg.samsung.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751182AbdH0Pow (ORCPT ); Sun, 27 Aug 2017 11:44:52 -0400 Date: Sun, 27 Aug 2017 12:44:37 -0300 From: Mauro Carvalho Chehab To: Cc: , , , , , Masayuki Yamamoto , Hideki Nozawa , "Kota Yonezawa" , Toshihiko Matsumoto , Satoshi Watanabe Subject: Re: [PATCH v3 11/14] [media] cxd2880: Add DVB-T2 monitor and integration layer functions Message-ID: <20170827124437.0125d8e8@vento.lan> In-Reply-To: <20170816044341.21683-1-Yasunari.Takiguchi@sony.com> References: <20170816041714.20551-1-Yasunari.Takiguchi@sony.com> <20170816044341.21683-1-Yasunari.Takiguchi@sony.com> Organization: Samsung X-Mailer: Claws Mail 3.14.1 (GTK+ 2.24.31; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 82113 Lines: 3253 Em Wed, 16 Aug 2017 13:43:41 +0900 escreveu: > From: Yasunari Takiguchi > > Provide monitor and integration layer functions (DVB-T2) > for the Sony CXD2880 DVB-T2/T tuner + demodulator driver. > > [Change list] > Changes in V3 > drivers/media/dvb-frontends/cxd2880/cxd2880_integ_dvbt2.c > -changed CXD2880_SLEEP to usleep_range > -replaced cxd2880_atomic_set to atomic_set > -modified return code > -modified coding style of if() > drivers/media/dvb-frontends/cxd2880/cxd2880_integ_dvbt2.h > -modified return code > -changed hexadecimal code to lower case. > drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.c > -removed unnecessary cast > -changed cxd2880_math_log to intlog10 > -modified return code > -modified coding style of if() > -changed hexadecimal code to lower case. > drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.h > -modified return code > > Signed-off-by: Yasunari Takiguchi > Signed-off-by: Masayuki Yamamoto > Signed-off-by: Hideki Nozawa > Signed-off-by: Kota Yonezawa > Signed-off-by: Toshihiko Matsumoto > Signed-off-by: Satoshi Watanabe > --- > .../dvb-frontends/cxd2880/cxd2880_integ_dvbt2.c | 312 +++ > .../dvb-frontends/cxd2880/cxd2880_integ_dvbt2.h | 64 + > .../cxd2880/cxd2880_tnrdmd_dvbt2_mon.c | 2622 ++++++++++++++++++++ > .../cxd2880/cxd2880_tnrdmd_dvbt2_mon.h | 170 ++ > 4 files changed, 3168 insertions(+) > create mode 100644 drivers/media/dvb-frontends/cxd2880/cxd2880_integ_dvbt2.c > create mode 100644 drivers/media/dvb-frontends/cxd2880/cxd2880_integ_dvbt2.h > create mode 100644 drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.c > create mode 100644 drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.h > > diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_integ_dvbt2.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_integ_dvbt2.c > new file mode 100644 > index 000000000000..ac049820d797 > --- /dev/null > +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_integ_dvbt2.c > @@ -0,0 +1,312 @@ > +/* > + * cxd2880_integ_dvbt2.c > + * Sony CXD2880 DVB-T2/T tuner + demodulator driver > + * integration layer functions for DVB-T2 > + * > + * Copyright (C) 2016, 2017 Sony Semiconductor Solutions Corporation > + * > + * 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; version 2 of the License. > + * > + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED > + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF > + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN > + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, > + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT > + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF > + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON > + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT > + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF > + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. > + * > + * You should have received a copy of the GNU General Public License along > + * with this program; if not, see . > + */ > + > +#include "cxd2880_tnrdmd_dvbt2.h" > +#include "cxd2880_tnrdmd_dvbt2_mon.h" > +#include "cxd2880_integ_dvbt2.h" > + > +static int dvbt2_wait_demod_lock(struct cxd2880_tnrdmd *tnr_dmd, > + enum cxd2880_dvbt2_profile > + profile); > + > +static int dvbt2_wait_l1_post_lock(struct cxd2880_tnrdmd *tnr_dmd); > + > +int cxd2880_integ_dvbt2_tune(struct cxd2880_tnrdmd *tnr_dmd, > + struct cxd2880_dvbt2_tune_param > + *tune_param) > +{ > + int ret = 0; > + > + if ((!tnr_dmd) || (!tune_param)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if ((tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) && > + (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE)) > + return -EPERM; > + > + atomic_set(&tnr_dmd->cancel, 0); > + > + if ((tune_param->bandwidth != CXD2880_DTV_BW_1_7_MHZ) && > + (tune_param->bandwidth != CXD2880_DTV_BW_5_MHZ) && > + (tune_param->bandwidth != CXD2880_DTV_BW_6_MHZ) && > + (tune_param->bandwidth != CXD2880_DTV_BW_7_MHZ) && > + (tune_param->bandwidth != CXD2880_DTV_BW_8_MHZ)) { > + return -EOPNOTSUPP; > + } > + > + if ((tune_param->profile != CXD2880_DVBT2_PROFILE_BASE) && > + (tune_param->profile != CXD2880_DVBT2_PROFILE_LITE)) > + return -EINVAL; > + > + ret = cxd2880_tnrdmd_dvbt2_tune1(tnr_dmd, tune_param); > + if (ret) > + return ret; > + > + usleep_range(CXD2880_TNRDMD_WAIT_AGC_STABLE * 10000, > + CXD2880_TNRDMD_WAIT_AGC_STABLE * 10000 + 1000); > + > + ret = cxd2880_tnrdmd_dvbt2_tune2(tnr_dmd, tune_param); > + if (ret) > + return ret; > + > + ret = dvbt2_wait_demod_lock(tnr_dmd, tune_param->profile); > + if (ret) > + return ret; > + > + ret = cxd2880_tnrdmd_dvbt2_diver_fef_setting(tnr_dmd); > + if (ret == -EBUSY) > + return -EAGAIN; > + else if (ret) > + return ret; > + > + ret = dvbt2_wait_l1_post_lock(tnr_dmd); > + if (ret) > + return ret; > + > + { > + u8 plp_not_found; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_data_plp_error(tnr_dmd, > + &plp_not_found); > + if (ret == -EBUSY) > + return -EAGAIN; > + else if (ret) > + return ret; > + > + if (plp_not_found) { > + ret = -0; > + tune_param->tune_info = > + CXD2880_TNRDMD_DVBT2_TUNE_INFO_INVALID_PLP_ID; > + } else { > + tune_param->tune_info = > + CXD2880_TNRDMD_DVBT2_TUNE_INFO_OK; > + } > + } > + > + return ret; > +} > + > +int cxd2880_integ_dvbt2_wait_ts_lock(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum cxd2880_dvbt2_profile > + profile) > +{ Same notes I made for DVB-T apply: it is up to userspace to wait for device's lock. Are there any special reason why in this hardware such lock should be done by the Kernel driver? > + int ret = 0; > + enum cxd2880_tnrdmd_lock_result lock = > + CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT; > + u16 timeout = 0; > + struct cxd2880_stopwatch timer; > + u8 continue_wait = 1; > + unsigned int elapsed = 0; > + > + if (!tnr_dmd) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + ret = cxd2880_stopwatch_start(&timer); > + if (ret) > + return ret; > + > + if (profile == CXD2880_DVBT2_PROFILE_BASE) > + timeout = CXD2880_DVBT2_BASE_WAIT_TS_LOCK; > + else if (profile == CXD2880_DVBT2_PROFILE_LITE) > + timeout = CXD2880_DVBT2_LITE_WAIT_TS_LOCK; > + else > + return -EINVAL; > + > + for (;;) { Same note here: use while(1) {} for infinite loops. Extra care is required to not hang the Kernel. > + ret = cxd2880_stopwatch_elapsed(&timer, &elapsed); > + if (ret) > + return ret; > + > + if (elapsed >= timeout) > + continue_wait = 0; > + > + ret = cxd2880_tnrdmd_dvbt2_check_ts_lock(tnr_dmd, &lock); > + if (ret) > + return ret; > + > + switch (lock) { > + case CXD2880_TNRDMD_LOCK_RESULT_LOCKED: > + return 0; > + > + case CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED: > + return -EAGAIN; > + > + default: > + break; > + } > + > + ret = cxd2880_integ_check_cancellation(tnr_dmd); > + if (ret) > + return ret; > + > + if (continue_wait) { > + ret = > + cxd2880_stopwatch_sleep(&timer, > + CXD2880_DVBT2_WAIT_LOCK_INTVL); > + if (ret) > + return ret; > + } else { > + ret = -ETIME; > + break; > + } > + } > + > + return ret; > +} > + > +static int dvbt2_wait_demod_lock(struct cxd2880_tnrdmd *tnr_dmd, > + enum cxd2880_dvbt2_profile > + profile) > +{ > + int ret = 0; > + enum cxd2880_tnrdmd_lock_result lock = > + CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT; > + u16 timeout = 0; > + struct cxd2880_stopwatch timer; > + u8 continue_wait = 1; > + unsigned int elapsed = 0; > + > + if (!tnr_dmd) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + ret = cxd2880_stopwatch_start(&timer); > + if (ret) > + return ret; > + > + if (profile == CXD2880_DVBT2_PROFILE_BASE) > + timeout = CXD2880_DVBT2_BASE_WAIT_DMD_LOCK; > + else if ((profile == CXD2880_DVBT2_PROFILE_LITE) || > + (profile == CXD2880_DVBT2_PROFILE_ANY)) > + timeout = CXD2880_DVBT2_LITE_WAIT_DMD_LOCK; > + else > + return -EPERM; > + > + for (;;) { > + ret = cxd2880_stopwatch_elapsed(&timer, &elapsed); > + if (ret) > + return ret; > + > + if (elapsed >= timeout) > + continue_wait = 0; > + > + ret = cxd2880_tnrdmd_dvbt2_check_demod_lock(tnr_dmd, &lock); > + if (ret) > + return ret; > + > + switch (lock) { > + case CXD2880_TNRDMD_LOCK_RESULT_LOCKED: > + return 0; > + > + case CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED: > + return -EAGAIN; > + > + default: > + break; > + } > + > + ret = cxd2880_integ_check_cancellation(tnr_dmd); > + if (ret) > + return ret; > + > + if (continue_wait) { > + ret = > + cxd2880_stopwatch_sleep(&timer, > + CXD2880_DVBT2_WAIT_LOCK_INTVL); > + if (ret) > + return ret; > + } else { > + ret = -ETIME; > + break; > + } > + } > + > + return ret; > +} > + > +static int dvbt2_wait_l1_post_lock(struct cxd2880_tnrdmd *tnr_dmd) > +{ > + int ret = 0; > + struct cxd2880_stopwatch timer; > + u8 continue_wait = 1; > + unsigned int elapsed = 0; > + u8 l1_post_valid; > + > + if (!tnr_dmd) > + return -EINVAL; > + > + ret = cxd2880_stopwatch_start(&timer); > + if (ret) > + return ret; > + > + for (;;) { > + ret = cxd2880_stopwatch_elapsed(&timer, &elapsed); > + if (ret) > + return ret; > + > + if (elapsed >= CXD2880_DVBT2_L1POST_TIMEOUT) > + continue_wait = 0; > + > + ret = > + cxd2880_tnrdmd_dvbt2_check_l1post_valid(tnr_dmd, > + &l1_post_valid); > + if (ret) > + return ret; > + > + if (l1_post_valid) > + return 0; > + > + ret = cxd2880_integ_check_cancellation(tnr_dmd); > + if (ret) > + return ret; > + > + if (continue_wait) { > + ret = > + cxd2880_stopwatch_sleep(&timer, > + CXD2880_DVBT2_WAIT_LOCK_INTVL); > + if (ret) > + return ret; > + } else { > + ret = -ETIME; > + break; > + } > + } > + > + return ret; > +} > diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_integ_dvbt2.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_integ_dvbt2.h > new file mode 100644 > index 000000000000..c7b1df6306df > --- /dev/null > +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_integ_dvbt2.h > @@ -0,0 +1,64 @@ > +/* > + * cxd2880_integ_dvbt2.h > + * Sony CXD2880 DVB-T2/T tuner + demodulator driver > + * integration layer interface for DVB-T2 > + * > + * Copyright (C) 2016, 2017 Sony Semiconductor Solutions Corporation > + * > + * 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; version 2 of the License. > + * > + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED > + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF > + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN > + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, > + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT > + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF > + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON > + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT > + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF > + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. > + * > + * You should have received a copy of the GNU General Public License along > + * with this program; if not, see . > + */ > + > +#ifndef CXD2880_INTEG_DVBT2_H > +#define CXD2880_INTEG_DVBT2_H > + > +#include "cxd2880_tnrdmd.h" > +#include "cxd2880_tnrdmd_dvbt2.h" > +#include "cxd2880_integ.h" > + > +#define CXD2880_DVBT2_BASE_WAIT_DMD_LOCK 3500 > +#define CXD2880_DVBT2_BASE_WAIT_TS_LOCK 1500 > +#define CXD2880_DVBT2_LITE_WAIT_DMD_LOCK 5000 > +#define CXD2880_DVBT2_LITE_WAIT_TS_LOCK 2300 > +#define CXD2880_DVBT2_WAIT_LOCK_INTVL 10 > +#define CXD2880_DVBT2_L1POST_TIMEOUT 500 > + > +struct cxd2880_integ_dvbt2_scan_param { > + u32 start_frequency_khz; > + u32 end_frequency_khz; > + u32 step_frequency_khz; > + enum cxd2880_dtv_bandwidth bandwidth; > + enum cxd2880_dvbt2_profile t2_profile; > +}; > + > +struct cxd2880_integ_dvbt2_scan_result { > + u32 center_freq_khz; > + int tune_result; > + struct cxd2880_dvbt2_tune_param dvbt2_tune_param; > +}; > + > +int cxd2880_integ_dvbt2_tune(struct cxd2880_tnrdmd *tnr_dmd, > + struct cxd2880_dvbt2_tune_param > + *tune_param); > + > +int cxd2880_integ_dvbt2_wait_ts_lock(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum cxd2880_dvbt2_profile > + profile); > + > +#endif > diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.c > new file mode 100644 > index 000000000000..62ee5d540dff > --- /dev/null > +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.c > @@ -0,0 +1,2622 @@ > +/* > + * cxd2880_tnrdmd_dvbt2_mon.c > + * Sony CXD2880 DVB-T2/T tuner + demodulator driver > + * DVB-T2 monitor functions > + * > + * Copyright (C) 2016, 2017 Sony Semiconductor Solutions Corporation > + * > + * 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; version 2 of the License. > + * > + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED > + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF > + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN > + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, > + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT > + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF > + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON > + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT > + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF > + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. > + * > + * You should have received a copy of the GNU General Public License along > + * with this program; if not, see . > + */ > + > +#include "cxd2880_tnrdmd_mon.h" > +#include "cxd2880_tnrdmd_dvbt2.h" > +#include "cxd2880_tnrdmd_dvbt2_mon.h" > + > +#include "dvb_math.h" > + > +int cxd2880_tnrdmd_dvbt2_mon_sync_stat(struct cxd2880_tnrdmd > + *tnr_dmd, u8 *sync_stat, > + u8 *ts_lock_stat, > + u8 *unlock_detected) > +{ > + int ret = 0; > + > + if ((!tnr_dmd) || (!sync_stat) || (!ts_lock_stat) || (!unlock_detected)) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) > + return ret; > + > + { > + u8 data; Same notes that I made to other patches apply here. > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x10, &data, sizeof(data)); > + if (ret) > + return ret; > + > + *sync_stat = data & 0x07; > + *ts_lock_stat = ((data & 0x20) ? 1 : 0); > + *unlock_detected = ((data & 0x10) ? 1 : 0); > + } > + > + if (*sync_stat == 0x07) > + return -EBUSY; > + > + return 0; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub(struct cxd2880_tnrdmd > + *tnr_dmd, > + u8 *sync_stat, > + u8 *unlock_detected) > +{ > + u8 ts_lock_stat = 0; > + > + int ret = 0; > + > + if ((!tnr_dmd) || (!sync_stat) || (!unlock_detected)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) > + return -EINVAL; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd->diver_sub, sync_stat, > + &ts_lock_stat, unlock_detected); > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_carrier_offset(struct cxd2880_tnrdmd > + *tnr_dmd, int *offset) > +{ > + int ret = 0; > + > + if ((!tnr_dmd) || (!offset)) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + { > + u8 data[4]; > + u32 ctl_val = 0; > + u8 sync_state = 0; > + u8 ts_lock = 0; > + u8 unlock_detected = 0; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, > + &ts_lock, > + &unlock_detected); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (sync_state != 6) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x30, data, sizeof(data)); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + slvt_unfreeze_reg(tnr_dmd); > + > + ctl_val = > + ((data[0] & 0x0f) << 24) | (data[1] << 16) | (data[2] << 8) > + | (data[3]); > + *offset = cxd2880_convert2s_complement(ctl_val, 28); > + > + switch (tnr_dmd->bandwidth) { > + case CXD2880_DTV_BW_1_7_MHZ: > + *offset = -1 * ((*offset) / 582); > + break; > + case CXD2880_DTV_BW_5_MHZ: > + case CXD2880_DTV_BW_6_MHZ: > + case CXD2880_DTV_BW_7_MHZ: > + case CXD2880_DTV_BW_8_MHZ: > + *offset = > + -1 * ((*offset) * tnr_dmd->bandwidth / 940); > + break; > + default: > + return -EPERM; > + } > + } > + > + return 0; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_carrier_offset_sub(struct > + cxd2880_tnrdmd > + *tnr_dmd, > + int *offset) > +{ > + int ret = 0; > + > + if ((!tnr_dmd) || (!offset)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) > + return -EINVAL; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_carrier_offset(tnr_dmd->diver_sub, offset); > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_l1_pre(struct cxd2880_tnrdmd *tnr_dmd, > + struct cxd2880_dvbt2_l1pre > + *l1_pre) > +{ > + int ret = 0; > + > + if ((!tnr_dmd) || (!l1_pre)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + { > + u8 data[37]; > + u8 sync_state = 0; > + u8 ts_lock = 0; > + u8 unlock_detected = 0; > + u8 version = 0; > + enum cxd2880_dvbt2_profile profile; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, > + &ts_lock, > + &unlock_detected); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (sync_state < 5) { > + if (tnr_dmd->diver_mode == > + CXD2880_TNRDMD_DIVERMODE_MAIN) { > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub > + (tnr_dmd, &sync_state, &unlock_detected); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (sync_state < 5) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + } else { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + } > + > + ret = cxd2880_tnrdmd_dvbt2_mon_profile(tnr_dmd, &profile); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x61, data, sizeof(data)); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + slvt_unfreeze_reg(tnr_dmd); > + > + l1_pre->type = (enum cxd2880_dvbt2_l1pre_type)data[0]; > + l1_pre->bw_ext = data[1] & 0x01; > + l1_pre->s1 = (enum cxd2880_dvbt2_s1)(data[2] & 0x07); > + l1_pre->s2 = data[3] & 0x0f; > + l1_pre->l1_rep = data[4] & 0x01; > + l1_pre->gi = (enum cxd2880_dvbt2_guard)(data[5] & 0x07); > + l1_pre->papr = (enum cxd2880_dvbt2_papr)(data[6] & 0x0f); > + l1_pre->mod = > + (enum cxd2880_dvbt2_l1post_constell)(data[7] & 0x0f); > + l1_pre->cr = (enum cxd2880_dvbt2_l1post_cr)(data[8] & 0x03); > + l1_pre->fec = > + (enum cxd2880_dvbt2_l1post_fec_type)(data[9] & 0x03); > + l1_pre->l1_post_size = (data[10] & 0x03) << 16; > + l1_pre->l1_post_size |= (data[11]) << 8; > + l1_pre->l1_post_size |= (data[12]); > + l1_pre->l1_post_info_size = (data[13] & 0x03) << 16; > + l1_pre->l1_post_info_size |= (data[14]) << 8; > + l1_pre->l1_post_info_size |= (data[15]); > + l1_pre->pp = (enum cxd2880_dvbt2_pp)(data[16] & 0x0f); > + l1_pre->tx_id_availability = data[17]; > + l1_pre->cell_id = (data[18] << 8); > + l1_pre->cell_id |= (data[19]); > + l1_pre->network_id = (data[20] << 8); > + l1_pre->network_id |= (data[21]); > + l1_pre->sys_id = (data[22] << 8); > + l1_pre->sys_id |= (data[23]); > + l1_pre->num_frames = data[24]; > + l1_pre->num_symbols = (data[25] & 0x0f) << 8; > + l1_pre->num_symbols |= data[26]; > + l1_pre->regen = data[27] & 0x07; > + l1_pre->post_ext = data[28] & 0x01; > + l1_pre->num_rf_freqs = data[29] & 0x07; > + l1_pre->rf_idx = data[30] & 0x07; > + version = (data[31] & 0x03) << 2; > + version |= (data[32] & 0xc0) >> 6; > + l1_pre->t2_version = (enum cxd2880_dvbt2_version)version; > + l1_pre->l1_post_scrambled = (data[32] & 0x20) >> 5; > + l1_pre->t2_base_lite = (data[32] & 0x10) >> 4; > + l1_pre->crc32 = (data[33] << 24); > + l1_pre->crc32 |= (data[34] << 16); > + l1_pre->crc32 |= (data[35] << 8); > + l1_pre->crc32 |= data[36]; > + > + if (profile == CXD2880_DVBT2_PROFILE_BASE) { > + switch ((l1_pre->s2 >> 1)) { > + case CXD2880_DVBT2_BASE_S2_M1K_G_ANY: > + l1_pre->fft_mode = CXD2880_DVBT2_M1K; > + break; > + case CXD2880_DVBT2_BASE_S2_M2K_G_ANY: > + l1_pre->fft_mode = CXD2880_DVBT2_M2K; > + break; > + case CXD2880_DVBT2_BASE_S2_M4K_G_ANY: > + l1_pre->fft_mode = CXD2880_DVBT2_M4K; > + break; > + case CXD2880_DVBT2_BASE_S2_M8K_G_DVBT: > + case CXD2880_DVBT2_BASE_S2_M8K_G_DVBT2: > + l1_pre->fft_mode = CXD2880_DVBT2_M8K; > + break; > + case CXD2880_DVBT2_BASE_S2_M16K_G_ANY: > + l1_pre->fft_mode = CXD2880_DVBT2_M16K; > + break; > + case CXD2880_DVBT2_BASE_S2_M32K_G_DVBT: > + case CXD2880_DVBT2_BASE_S2_M32K_G_DVBT2: > + l1_pre->fft_mode = CXD2880_DVBT2_M32K; > + break; > + default: > + return -EBUSY; > + } > + } else if (profile == CXD2880_DVBT2_PROFILE_LITE) { > + switch ((l1_pre->s2 >> 1)) { > + case CXD2880_DVBT2_LITE_S2_M2K_G_ANY: > + l1_pre->fft_mode = CXD2880_DVBT2_M2K; > + break; > + case CXD2880_DVBT2_LITE_S2_M4K_G_ANY: > + l1_pre->fft_mode = CXD2880_DVBT2_M4K; > + break; > + case CXD2880_DVBT2_LITE_S2_M8K_G_DVBT: > + case CXD2880_DVBT2_LITE_S2_M8K_G_DVBT2: > + l1_pre->fft_mode = CXD2880_DVBT2_M8K; > + break; > + case CXD2880_DVBT2_LITE_S2_M16K_G_DVBT: > + case CXD2880_DVBT2_LITE_S2_M16K_G_DVBT2: > + l1_pre->fft_mode = CXD2880_DVBT2_M16K; > + break; > + default: > + return -EBUSY; > + } > + } else { > + return -EBUSY; > + } > + > + l1_pre->mixed = l1_pre->s2 & 0x01; > + } > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_version(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum cxd2880_dvbt2_version > + *ver) > +{ > + int ret = 0; > + u8 version = 0; > + > + if ((!tnr_dmd) || (!ver)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + { > + u8 data[2]; > + u8 sync_state = 0; > + u8 ts_lock = 0; > + u8 unlock_detected = 0; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, > + &ts_lock, > + &unlock_detected); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (sync_state < 5) { > + if (tnr_dmd->diver_mode == > + CXD2880_TNRDMD_DIVERMODE_MAIN) { > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub > + (tnr_dmd, &sync_state, &unlock_detected); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (sync_state < 5) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + } else { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + } > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x80, data, sizeof(data)); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + slvt_unfreeze_reg(tnr_dmd); > + > + version = ((data[0] & 0x03) << 2); > + version |= ((data[1] & 0xc0) >> 6); > + *ver = (enum cxd2880_dvbt2_version)version; > + } > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_ofdm(struct cxd2880_tnrdmd *tnr_dmd, > + struct cxd2880_dvbt2_ofdm *ofdm) > +{ > + if ((!tnr_dmd) || (!ofdm)) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + { > + u8 data[5]; > + u8 sync_state = 0; > + u8 ts_lock = 0; > + u8 unlock_detected = 0; > + int ret = 0; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, > + &ts_lock, > + &unlock_detected); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (sync_state != 6) { > + slvt_unfreeze_reg(tnr_dmd); > + > + ret = -EBUSY; > + > + if (tnr_dmd->diver_mode == > + CXD2880_TNRDMD_DIVERMODE_MAIN) > + ret = > + cxd2880_tnrdmd_dvbt2_mon_ofdm( > + tnr_dmd->diver_sub, ofdm); > + > + return ret; > + } > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x1d, data, sizeof(data)); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + slvt_unfreeze_reg(tnr_dmd); > + > + ofdm->mixed = ((data[0] & 0x20) ? 1 : 0); > + ofdm->is_miso = ((data[0] & 0x10) >> 4); > + ofdm->mode = (enum cxd2880_dvbt2_mode)(data[0] & 0x07); > + ofdm->gi = (enum cxd2880_dvbt2_guard)((data[1] & 0x70) >> 4); > + ofdm->pp = (enum cxd2880_dvbt2_pp)(data[1] & 0x07); > + ofdm->bw_ext = (data[2] & 0x10) >> 4; > + ofdm->papr = (enum cxd2880_dvbt2_papr)(data[2] & 0x0f); > + ofdm->num_symbols = (data[3] << 8) | data[4]; > + } > + > + return 0; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_data_plps(struct cxd2880_tnrdmd > + *tnr_dmd, u8 *plp_ids, > + u8 *num_plps) > +{ > + if ((!tnr_dmd) || (!num_plps)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + { > + u8 l1_post_ok = 0; > + int ret = 0; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) > + return ret; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x86, &l1_post_ok, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (!(l1_post_ok & 0x01)) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0xc1, num_plps, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (*num_plps == 0) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EPERM; > + } > + > + if (!plp_ids) { > + slvt_unfreeze_reg(tnr_dmd); > + return 0; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0xc2, > + plp_ids, > + ((*num_plps > 62) ? > + 62 : *num_plps)); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (*num_plps > 62) { > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0c); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x10, plp_ids + 62, > + *num_plps - 62); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + } > + > + slvt_unfreeze_reg(tnr_dmd); > + } > + return 0; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_active_plp(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum > + cxd2880_dvbt2_plp_btype > + type, > + struct cxd2880_dvbt2_plp > + *plp_info) > +{ > + if ((!tnr_dmd) || (!plp_info)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + { > + u8 data[20]; > + u8 addr = 0; > + u8 index = 0; > + u8 l1_post_ok = 0; > + int ret = 0; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x86, &l1_post_ok, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (!l1_post_ok) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + if (type == CXD2880_DVBT2_PLP_COMMON) > + addr = 0xa9; > + else > + addr = 0x96; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + addr, data, sizeof(data)); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + slvt_unfreeze_reg(tnr_dmd); > + > + if ((type == CXD2880_DVBT2_PLP_COMMON) && (data[13] == 0)) > + return -EBUSY; > + > + plp_info->id = data[index++]; > + plp_info->type = > + (enum cxd2880_dvbt2_plp_type)(data[index++] & 0x07); > + plp_info->payload = > + (enum cxd2880_dvbt2_plp_payload)(data[index++] & 0x1f); > + plp_info->ff = data[index++] & 0x01; > + plp_info->first_rf_idx = data[index++] & 0x07; > + plp_info->first_frm_idx = data[index++]; > + plp_info->group_id = data[index++]; > + plp_info->plp_cr = > + (enum cxd2880_dvbt2_plp_code_rate)(data[index++] & 0x07); > + plp_info->constell = > + (enum cxd2880_dvbt2_plp_constell)(data[index++] & 0x07); > + plp_info->rot = data[index++] & 0x01; > + plp_info->fec = > + (enum cxd2880_dvbt2_plp_fec)(data[index++] & 0x03); > + plp_info->num_blocks_max = (data[index++] & 0x03) << 8; > + plp_info->num_blocks_max |= data[index++]; > + plp_info->frm_int = data[index++]; > + plp_info->til_len = data[index++]; > + plp_info->til_type = data[index++] & 0x01; > + > + plp_info->in_band_a_flag = data[index++] & 0x01; > + plp_info->rsvd = data[index++] << 8; > + plp_info->rsvd |= data[index++]; > + > + plp_info->in_band_b_flag = > + (plp_info->rsvd & 0x8000) >> 15; > + plp_info->plp_mode = > + (enum cxd2880_dvbt2_plp_mode)((plp_info->rsvd & 0x000c) >> > + 2); > + plp_info->static_flag = (plp_info->rsvd & 0x0002) >> 1; > + plp_info->static_padding_flag = plp_info->rsvd & 0x0001; > + plp_info->rsvd = (plp_info->rsvd & 0x7ff0) >> 4; > + } > + > + return 0; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_data_plp_error(struct cxd2880_tnrdmd > + *tnr_dmd, > + u8 *plp_error) > +{ > + int ret = 0; > + > + if ((!tnr_dmd) || (!plp_error)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + { > + u8 data; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x86, &data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if ((data & 0x01) == 0x00) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0xc0, &data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + slvt_unfreeze_reg(tnr_dmd); > + > + *plp_error = data & 0x01; > + } > + > + return 0; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_l1_change(struct cxd2880_tnrdmd > + *tnr_dmd, u8 *l1_change) > +{ > + if ((!tnr_dmd) || (!l1_change)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + { > + u8 data; > + u8 sync_state = 0; > + u8 ts_lock = 0; > + u8 unlock_detected = 0; > + int ret = 0; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, > + &ts_lock, > + &unlock_detected); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (sync_state < 5) { > + if (tnr_dmd->diver_mode == > + CXD2880_TNRDMD_DIVERMODE_MAIN) { > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub > + (tnr_dmd, &sync_state, &unlock_detected); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (sync_state < 5) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + } else { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + } > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x5f, &data, sizeof(data)); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + *l1_change = data & 0x01; > + if (*l1_change) { > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x22); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x16, 0x01); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + } > + slvt_unfreeze_reg(tnr_dmd); > + } > + > + return 0; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_l1_post(struct cxd2880_tnrdmd > + *tnr_dmd, > + struct cxd2880_dvbt2_l1post > + *l1_post) > +{ > + if ((!tnr_dmd) || (!l1_post)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + { > + u8 data[16]; > + int ret = 0; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) > + return ret; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x86, data, sizeof(data)); > + if (ret) > + return ret; > + > + if (!(data[0] & 0x01)) > + return -EBUSY; > + > + l1_post->sub_slices_per_frame = (data[1] & 0x7f) << 8; > + l1_post->sub_slices_per_frame |= data[2]; > + l1_post->num_plps = data[3]; > + l1_post->num_aux = data[4] & 0x0f; > + l1_post->aux_cfg_rfu = data[5]; > + l1_post->rf_idx = data[6] & 0x07; > + l1_post->freq = data[7] << 24; > + l1_post->freq |= data[8] << 16; > + l1_post->freq |= data[9] << 8; > + l1_post->freq |= data[10]; > + l1_post->fef_type = data[11] & 0x0f; > + l1_post->fef_length = data[12] << 16; > + l1_post->fef_length |= data[13] << 8; > + l1_post->fef_length |= data[14]; > + l1_post->fef_intvl = data[15]; > + } > + > + return 0; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_bbheader(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum cxd2880_dvbt2_plp_btype > + type, > + struct cxd2880_dvbt2_bbheader > + *bbheader) > +{ > + int ret = 0; > + > + if ((!tnr_dmd) || (!bbheader)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + { > + u8 sync_state = 0; > + u8 ts_lock = 0; > + u8 unlock_detected = 0; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, > + &ts_lock, > + &unlock_detected); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (!ts_lock) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + } > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (type == CXD2880_DVBT2_PLP_COMMON) { > + u8 l1_post_ok; > + u8 data; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x86, &l1_post_ok, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (!(l1_post_ok & 0x01)) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0xb6, &data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (data == 0) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + } > + > + { > + u8 data[14]; > + u8 addr = 0; > + > + if (type == CXD2880_DVBT2_PLP_COMMON) > + addr = 0x51; > + else > + addr = 0x42; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + addr, data, sizeof(data)); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + slvt_unfreeze_reg(tnr_dmd); > + > + bbheader->stream_input = > + (enum cxd2880_dvbt2_stream)((data[0] >> 6) & 0x03); > + bbheader->is_single_input_stream = (data[0] >> 5) & 0x01; > + bbheader->is_constant_coding_modulation = > + (data[0] >> 4) & 0x01; > + bbheader->issy_indicator = (data[0] >> 3) & 0x01; > + bbheader->null_packet_deletion = (data[0] >> 2) & 0x01; > + bbheader->ext = data[0] & 0x03; > + > + bbheader->input_stream_identifier = data[1]; > + bbheader->plp_mode = > + (data[3] & 0x01) ? CXD2880_DVBT2_PLP_MODE_HEM : > + CXD2880_DVBT2_PLP_MODE_NM; > + bbheader->data_field_length = (data[4] << 8) | data[5]; > + > + if (bbheader->plp_mode == CXD2880_DVBT2_PLP_MODE_NM) { > + bbheader->user_packet_length = > + (data[6] << 8) | data[7]; > + bbheader->sync_byte = data[8]; > + bbheader->issy = 0; > + } else { > + bbheader->user_packet_length = 0; > + bbheader->sync_byte = 0; > + bbheader->issy = > + (data[11] << 16) | (data[12] << 8) | data[13]; > + } > + } > + > + return 0; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_in_bandb_ts_rate(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum > + cxd2880_dvbt2_plp_btype > + type, > + u32 *ts_rate_bps) > +{ > + int ret = 0; > + > + if ((!tnr_dmd) || (!ts_rate_bps)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + { > + u8 sync_state = 0; > + u8 ts_lock = 0; > + u8 unlock_detected = 0; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, > + &ts_lock, > + &unlock_detected); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (!ts_lock) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + } > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + { > + u8 l1_post_ok = 0; > + u8 addr = 0; > + u8 data = 0; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x86, &l1_post_ok, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (!(l1_post_ok & 0x01)) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + if (type == CXD2880_DVBT2_PLP_COMMON) > + addr = 0xba; > + else > + addr = 0xa7; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + addr, &data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if ((data & 0x80) == 0x00) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + } > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x25); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + { > + u8 data[4]; > + u8 addr = 0; > + > + if (type == CXD2880_DVBT2_PLP_COMMON) > + addr = 0xa6; > + else > + addr = 0xaa; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + addr, &data[0], 4); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + *ts_rate_bps = ((data[0] & 0x07) << 24) | (data[1] << 16) | > + (data[2] << 8) | data[3]; > + } > + > + return 0; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_spectrum_sense(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum > + cxd2880_tnrdmd_spectrum_sense > + *sense) > +{ > + int ret = 0; > + u8 sync_state = 0; > + u8 ts_lock = 0; > + u8 early_unlock = 0; > + > + if ((!tnr_dmd) || (!sense)) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, &ts_lock, > + &early_unlock); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (sync_state != 6) { > + slvt_unfreeze_reg(tnr_dmd); > + > + ret = -EBUSY; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) > + ret = > + cxd2880_tnrdmd_dvbt2_mon_spectrum_sense( > + tnr_dmd->diver_sub, sense); > + > + return ret; > + } > + > + { > + u8 data = 0; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x2f, &data, sizeof(data)); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + slvt_unfreeze_reg(tnr_dmd); > + > + *sense = > + (data & 0x01) ? CXD2880_TNRDMD_SPECTRUM_INV : > + CXD2880_TNRDMD_SPECTRUM_NORMAL; > + } > + > + return 0; > +} > + > +static int dvbt2_read_snr_reg(struct cxd2880_tnrdmd *tnr_dmd, > + u16 *reg_value) > +{ > + int ret = 0; > + > + if ((!tnr_dmd) || (!reg_value)) > + return -EINVAL; > + > + { > + u8 sync_state = 0; > + u8 ts_lock = 0; > + u8 unlock_detected = 0; > + u8 data[2]; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, > + &ts_lock, > + &unlock_detected); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (sync_state != 6) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x13, data, sizeof(data)); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + slvt_unfreeze_reg(tnr_dmd); > + > + *reg_value = (data[0] << 8) | data[1]; > + } > + > + return ret; > +} > + > +static int dvbt2_calc_snr(struct cxd2880_tnrdmd *tnr_dmd, > + u32 reg_value, int *snr) > +{ > + if ((!tnr_dmd) || (!snr)) > + return -EINVAL; > + > + if (reg_value == 0) > + return -EBUSY; > + > + if (reg_value > 10876) > + reg_value = 10876; > + > + *snr = intlog10(reg_value) - intlog10(12600 - reg_value); > + *snr = (*snr + 839) / 1678 + 32000; > + > + return 0; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_snr(struct cxd2880_tnrdmd *tnr_dmd, > + int *snr) > +{ > + u16 reg_value = 0; > + int ret = 0; > + > + if ((!tnr_dmd) || (!snr)) > + return -EINVAL; > + > + *snr = -1000 * 1000; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SINGLE) { > + ret = dvbt2_read_snr_reg(tnr_dmd, ®_value); > + if (ret) > + return ret; > + > + ret = dvbt2_calc_snr(tnr_dmd, reg_value, snr); > + if (ret) > + return ret; > + } else { > + int snr_main = 0; > + int snr_sub = 0; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_snr_diver(tnr_dmd, snr, &snr_main, > + &snr_sub); > + if (ret) > + return ret; > + } > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_snr_diver(struct cxd2880_tnrdmd > + *tnr_dmd, int *snr, > + int *snr_main, int *snr_sub) > +{ > + u16 reg_value = 0; > + u32 reg_value_sum = 0; > + int ret = 0; > + > + if ((!tnr_dmd) || (!snr) || (!snr_main) || (!snr_sub)) > + return -EINVAL; > + > + *snr = -1000 * 1000; > + *snr_main = -1000 * 1000; > + *snr_sub = -1000 * 1000; > + > + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = dvbt2_read_snr_reg(tnr_dmd, ®_value); > + if (!ret) { > + ret = dvbt2_calc_snr(tnr_dmd, reg_value, snr_main); > + if (ret) > + reg_value = 0; > + } else if (ret == -EBUSY) { > + reg_value = 0; > + } else { > + return ret; > + } > + > + reg_value_sum += reg_value; > + > + ret = dvbt2_read_snr_reg(tnr_dmd->diver_sub, ®_value); > + if (!ret) { > + ret = dvbt2_calc_snr(tnr_dmd->diver_sub, reg_value, snr_sub); > + if (ret) > + reg_value = 0; > + } else if (ret == -EBUSY) { > + reg_value = 0; > + } else { > + return ret; > + } > + > + reg_value_sum += reg_value; > + > + ret = dvbt2_calc_snr(tnr_dmd, reg_value_sum, snr); > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_pre_ldpcber(struct cxd2880_tnrdmd > + *tnr_dmd, u32 *ber) > +{ > + int ret = 0; > + u32 bit_error = 0; > + u32 period_exp = 0; > + u32 n_ldpc = 0; > + > + if ((!tnr_dmd) || (!ber)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + { > + u8 data[5]; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x3c, data, sizeof(data)); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (!(data[0] & 0x01)) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + bit_error = > + ((data[1] & 0x0f) << 24) | (data[2] << 16) | (data[3] << 8) > + | data[4]; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0xa0, data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (((enum cxd2880_dvbt2_plp_fec)(data[0] & 0x03)) == > + CXD2880_DVBT2_FEC_LDPC_16K) > + n_ldpc = 16200; > + else > + n_ldpc = 64800; > + > + slvt_unfreeze_reg(tnr_dmd); > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x20); > + if (ret) > + return ret; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x6f, data, 1); > + if (ret) > + return ret; > + > + period_exp = data[0] & 0x0f; > + } > + > + if (bit_error > ((1U << period_exp) * n_ldpc)) > + return -EBUSY; > + > + { > + u32 div = 0; > + u32 Q = 0; > + u32 R = 0; > + > + if (period_exp >= 4) { > + div = (1U << (period_exp - 4)) * (n_ldpc / 200); > + > + Q = (bit_error * 5) / div; > + R = (bit_error * 5) % div; > + > + R *= 625; > + Q = Q * 625 + R / div; > + R = R % div; > + } else { > + div = (1U << period_exp) * (n_ldpc / 200); > + > + Q = (bit_error * 10) / div; > + R = (bit_error * 10) % div; > + > + R *= 5000; > + Q = Q * 5000 + R / div; > + R = R % div; > + } > + > + if (div / 2 <= R) > + *ber = Q + 1; > + else > + *ber = Q; > + } > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_post_bchfer(struct cxd2880_tnrdmd > + *tnr_dmd, u32 *fer) > +{ > + int ret = 0; > + u32 fec_error = 0; > + u32 period = 0; > + > + if ((!tnr_dmd) || (!fer)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) > + return ret; > + > + { > + u8 data[2]; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x1b, data, 2); > + if (ret) > + return ret; > + > + if (!(data[0] & 0x80)) > + return -EBUSY; > + > + fec_error = ((data[0] & 0x7f) << 8) | (data[1]); > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x20); > + if (ret) > + return ret; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x72, data, 1); > + if (ret) > + return ret; > + > + period = (1 << (data[0] & 0x0f)); > + } > + > + if ((period == 0) || (fec_error > period)) > + return -EBUSY; > + > + { > + u32 div = 0; > + u32 Q = 0; > + u32 R = 0; > + > + div = period; > + > + Q = (fec_error * 1000) / div; > + R = (fec_error * 1000) % div; > + > + R *= 1000; > + Q = Q * 1000 + R / div; > + R = R % div; > + > + if ((div != 1) && (div / 2 <= R)) > + *fer = Q + 1; > + else > + *fer = Q; > + } > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_pre_bchber(struct cxd2880_tnrdmd > + *tnr_dmd, u32 *ber) > +{ > + int ret = 0; > + u32 bit_error = 0; > + u32 period_exp = 0; > + u32 n_bch = 0; > + > + if ((!tnr_dmd) || (!ber)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + { > + u8 data[3]; > + enum cxd2880_dvbt2_plp_fec plp_fec_type = > + CXD2880_DVBT2_FEC_LDPC_16K; > + enum cxd2880_dvbt2_plp_code_rate plp_cr = CXD2880_DVBT2_R1_2; > + > + static const u16 n_bch_bits_lookup[2][8] = { > + {7200, 9720, 10800, 11880, 12600, 13320, 5400, 6480}, > + {32400, 38880, 43200, 48600, 51840, 54000, 21600, 25920} > + }; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x15, data, 3); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (!(data[0] & 0x40)) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + bit_error = ((data[0] & 0x3f) << 16) | (data[1] << 8) | data[2]; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x9d, data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + plp_cr = (enum cxd2880_dvbt2_plp_code_rate)(data[0] & 0x07); > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0xa0, data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + plp_fec_type = (enum cxd2880_dvbt2_plp_fec)(data[0] & 0x03); > + > + slvt_unfreeze_reg(tnr_dmd); > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x20); > + if (ret) > + return ret; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x72, data, 1); > + if (ret) > + return ret; > + > + period_exp = data[0] & 0x0f; > + > + if ((plp_fec_type > CXD2880_DVBT2_FEC_LDPC_64K) || > + (plp_cr > CXD2880_DVBT2_R2_5)) > + return -EBUSY; > + > + n_bch = n_bch_bits_lookup[plp_fec_type][plp_cr]; > + } > + > + if (bit_error > ((1U << period_exp) * n_bch)) > + return -EBUSY; > + > + { > + u32 div = 0; > + u32 Q = 0; > + u32 R = 0; > + > + if (period_exp >= 6) { > + div = (1U << (period_exp - 6)) * (n_bch / 40); > + > + Q = (bit_error * 625) / div; > + R = (bit_error * 625) % div; > + > + R *= 625; > + Q = Q * 625 + R / div; > + R = R % div; > + } else { > + div = (1U << period_exp) * (n_bch / 40); > + > + Q = (bit_error * 1000) / div; > + R = (bit_error * 1000) % div; > + > + R *= 25000; > + Q = Q * 25000 + R / div; > + R = R % div; > + } > + > + if (div / 2 <= R) > + *ber = Q + 1; > + else > + *ber = Q; > + } > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_packet_error_number(struct > + cxd2880_tnrdmd > + *tnr_dmd, > + u32 *pen) > +{ > + int ret = 0; > + > + u8 data[3]; > + > + if ((!tnr_dmd) || (!pen)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) > + return ret; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x39, data, sizeof(data)); > + if (ret) > + return ret; > + > + if (!(data[0] & 0x01)) > + return -EBUSY; > + > + *pen = ((data[1] << 8) | data[2]); > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_sampling_offset(struct cxd2880_tnrdmd > + *tnr_dmd, int *ppm) > +{ > + if ((!tnr_dmd) || (!ppm)) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + { > + u8 ctl_val_reg[5]; > + u8 nominal_rate_reg[5]; > + u32 trl_ctl_val = 0; > + u32 trcg_nominal_rate = 0; > + int num; > + int den; > + int ret = 0; > + u8 sync_state = 0; > + u8 ts_lock = 0; > + u8 unlock_detected = 0; > + s8 diff_upper = 0; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, > + &ts_lock, > + &unlock_detected); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (sync_state != 6) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x34, ctl_val_reg, > + sizeof(ctl_val_reg)); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x04); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x10, nominal_rate_reg, > + sizeof(nominal_rate_reg)); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + slvt_unfreeze_reg(tnr_dmd); > + > + diff_upper = > + (ctl_val_reg[0] & 0x7f) - (nominal_rate_reg[0] & 0x7f); > + > + if ((diff_upper < -1) || (diff_upper > 1)) > + return -EBUSY; > + > + trl_ctl_val = ctl_val_reg[1] << 24; > + trl_ctl_val |= ctl_val_reg[2] << 16; > + trl_ctl_val |= ctl_val_reg[3] << 8; > + trl_ctl_val |= ctl_val_reg[4]; > + > + trcg_nominal_rate = nominal_rate_reg[1] << 24; > + trcg_nominal_rate |= nominal_rate_reg[2] << 16; > + trcg_nominal_rate |= nominal_rate_reg[3] << 8; > + trcg_nominal_rate |= nominal_rate_reg[4]; > + > + trl_ctl_val >>= 1; > + trcg_nominal_rate >>= 1; > + > + if (diff_upper == 1) > + num = > + (int)((trl_ctl_val + 0x80000000u) - > + trcg_nominal_rate); > + else if (diff_upper == -1) > + num = > + -(int)((trcg_nominal_rate + 0x80000000u) - > + trl_ctl_val); > + else > + num = (int)(trl_ctl_val - trcg_nominal_rate); > + > + den = (nominal_rate_reg[0] & 0x7f) << 24; > + den |= nominal_rate_reg[1] << 16; > + den |= nominal_rate_reg[2] << 8; > + den |= nominal_rate_reg[3]; > + den = (den + (390625 / 2)) / 390625; > + > + den >>= 1; > + > + if (num >= 0) > + *ppm = (num + (den / 2)) / den; > + else > + *ppm = (num - (den / 2)) / den; > + } > + > + return 0; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_sampling_offset_sub(struct > + cxd2880_tnrdmd > + *tnr_dmd, > + int *ppm) > +{ > + int ret = 0; > + > + if ((!tnr_dmd) || (!ppm)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) > + return -EINVAL; > + > + ret = cxd2880_tnrdmd_dvbt2_mon_sampling_offset(tnr_dmd->diver_sub, ppm); > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_quality(struct cxd2880_tnrdmd > + *tnr_dmd, u8 *quality) > +{ > + int ret = 0; > + int snr = 0; > + int snr_rel = 0; > + u32 ber = 0; > + u32 ber_sqi = 0; > + enum cxd2880_dvbt2_plp_constell qam; > + enum cxd2880_dvbt2_plp_code_rate code_rate; > + > + static const int snr_nordig_p1_db_1000[4][8] = { > + {3500, 4700, 5600, 6600, 7200, 7700, 1300, 2200}, > + {8700, 10100, 11400, 12500, 13300, 13800, 6000, 7200}, > + {13000, 14800, 16200, 17700, 18700, 19400, 9800, 11100}, > + {17000, 19400, 20800, 22900, 24300, 25100, 13200, 14800}, > + }; > + > + if ((!tnr_dmd) || (!quality)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = cxd2880_tnrdmd_dvbt2_mon_pre_bchber(tnr_dmd, &ber); > + if (ret) > + return ret; > + > + ret = cxd2880_tnrdmd_dvbt2_mon_snr(tnr_dmd, &snr); > + if (ret) > + return ret; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_qam(tnr_dmd, CXD2880_DVBT2_PLP_DATA, &qam); > + if (ret) > + return ret; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_code_rate(tnr_dmd, CXD2880_DVBT2_PLP_DATA, > + &code_rate); > + if (ret) > + return ret; > + > + if ((code_rate > CXD2880_DVBT2_R2_5) || (qam > CXD2880_DVBT2_QAM256)) > + return -EPERM; > + > + if (ber > 100000) > + ber_sqi = 0; > + else if (ber >= 100) > + ber_sqi = 6667; > + else > + ber_sqi = 16667; > + > + snr_rel = snr - snr_nordig_p1_db_1000[qam][code_rate]; > + > + if (snr_rel < -3000) { > + *quality = 0; > + } else if (snr_rel <= 3000) { > + u32 temp_sqi = > + (((snr_rel + 3000) * ber_sqi) + 500000) / 1000000; > + *quality = (temp_sqi > 100) ? 100 : (u8)temp_sqi; > + } else { > + *quality = 100; > + } > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_ts_rate(struct cxd2880_tnrdmd > + *tnr_dmd, u32 *ts_rate_kbps) > +{ > + int ret = 0; > + u32 rd_smooth_dp = 0; > + u32 ep_ck_nume = 0; > + u32 ep_ck_deno = 0; > + u8 issy_on_data = 0; > + > + if ((!tnr_dmd) || (!ts_rate_kbps)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + { > + u8 data[12]; > + u8 sync_state = 0; > + u8 ts_lock = 0; > + u8 unlock_detected = 0; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, > + &ts_lock, > + &unlock_detected); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (!ts_lock) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x23, data, 12); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + rd_smooth_dp = (data[0] & 0x1f) << 24; > + rd_smooth_dp |= data[1] << 16; > + rd_smooth_dp |= data[2] << 8; > + rd_smooth_dp |= data[3]; > + > + if (rd_smooth_dp < 214958) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + ep_ck_nume = (data[4] & 0x3f) << 24; > + ep_ck_nume |= data[5] << 16; > + ep_ck_nume |= data[6] << 8; > + ep_ck_nume |= data[7]; > + > + ep_ck_deno = (data[8] & 0x3f) << 24; > + ep_ck_deno |= data[9] << 16; > + ep_ck_deno |= data[10] << 8; > + ep_ck_deno |= data[11]; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x41, data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + issy_on_data = data[0] & 0x01; > + > + slvt_unfreeze_reg(tnr_dmd); > + } > + > + if (issy_on_data) { > + if ((ep_ck_deno == 0) || (ep_ck_nume == 0) || > + (ep_ck_deno >= ep_ck_nume)) > + return -EBUSY; > + } > + > + { > + u32 ick_x100; > + u32 div = 0; > + u32 Q = 0; > + u32 R = 0; > + > + switch (tnr_dmd->clk_mode) { > + case CXD2880_TNRDMD_CLOCKMODE_A: > + ick_x100 = 8228; > + break; > + case CXD2880_TNRDMD_CLOCKMODE_B: > + ick_x100 = 9330; > + break; > + case CXD2880_TNRDMD_CLOCKMODE_C: > + ick_x100 = 9600; > + break; > + default: > + return -EPERM; > + } > + > + div = rd_smooth_dp; > + > + Q = ick_x100 * 262144U / div; > + R = ick_x100 * 262144U % div; > + > + R *= 5U; > + Q = Q * 5 + R / div; > + R = R % div; > + > + R *= 2U; > + Q = Q * 2 + R / div; > + R = R % div; > + > + if (div / 2 <= R) > + *ts_rate_kbps = Q + 1; > + else > + *ts_rate_kbps = Q; > + } > + > + if (issy_on_data) { > + u32 diff = ep_ck_nume - ep_ck_deno; > + > + while (diff > 0x7fff) { > + diff >>= 1; > + ep_ck_nume >>= 1; > + } > + > + *ts_rate_kbps -= > + (*ts_rate_kbps * diff + ep_ck_nume / 2) / ep_ck_nume; > + } > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_per(struct cxd2880_tnrdmd *tnr_dmd, > + u32 *per) > +{ > + int ret = 0; > + u32 packet_error = 0; > + u32 period = 0; > + > + if (!tnr_dmd || !per) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + { > + u8 rdata[3]; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) > + return ret; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x18, rdata, 3); > + if (ret) > + return ret; > + > + if ((rdata[0] & 0x01) == 0) > + return -EBUSY; > + > + packet_error = (rdata[1] << 8) | rdata[2]; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x24); > + if (ret) > + return ret; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0xdc, rdata, 1); > + if (ret) > + return ret; > + > + period = 1U << (rdata[0] & 0x0f); > + } > + > + if ((period == 0) || (packet_error > period)) > + return -EBUSY; > + > + { > + u32 div = 0; > + u32 Q = 0; > + u32 R = 0; > + > + div = period; > + > + Q = (packet_error * 1000) / div; > + R = (packet_error * 1000) % div; > + > + R *= 1000; > + Q = Q * 1000 + R / div; > + R = R % div; > + > + if ((div != 1) && (div / 2 <= R)) > + *per = Q + 1; > + else > + *per = Q; > + } > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_qam(struct cxd2880_tnrdmd *tnr_dmd, > + enum cxd2880_dvbt2_plp_btype type, > + enum cxd2880_dvbt2_plp_constell *qam) > +{ > + u8 data; > + u8 l1_post_ok = 0; > + int ret = 0; > + > + if ((!tnr_dmd) || (!qam)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x86, &l1_post_ok, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (!(l1_post_ok & 0x01)) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + if (type == CXD2880_DVBT2_PLP_COMMON) { > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0xb6, &data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (data == 0) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0xb1, &data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + } else { > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x9e, &data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + } > + > + slvt_unfreeze_reg(tnr_dmd); > + > + *qam = (enum cxd2880_dvbt2_plp_constell)(data & 0x07); > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_code_rate(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum cxd2880_dvbt2_plp_btype > + type, > + enum > + cxd2880_dvbt2_plp_code_rate > + *code_rate) > +{ > + u8 data; > + u8 l1_post_ok = 0; > + int ret = 0; > + > + if ((!tnr_dmd) || (!code_rate)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = slvt_freeze_reg(tnr_dmd); > + if (ret) > + return ret; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x86, &l1_post_ok, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (!(l1_post_ok & 0x01)) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + if (type == CXD2880_DVBT2_PLP_COMMON) { > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0xb6, &data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + > + if (data == 0) { > + slvt_unfreeze_reg(tnr_dmd); > + return -EBUSY; > + } > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0xb0, &data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + } else { > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x9d, &data, 1); > + if (ret) { > + slvt_unfreeze_reg(tnr_dmd); > + return ret; > + } > + } > + > + slvt_unfreeze_reg(tnr_dmd); > + > + *code_rate = (enum cxd2880_dvbt2_plp_code_rate)(data & 0x07); > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_profile(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum cxd2880_dvbt2_profile > + *profile) > +{ > + int ret = 0; > + > + if ((!tnr_dmd) || (!profile)) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = tnr_dmd->io->write_reg(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x00, 0x0b); > + if (ret) > + return ret; > + > + { > + u8 data; > + > + ret = tnr_dmd->io->read_regs(tnr_dmd->io, > + CXD2880_IO_TGT_DMD, > + 0x22, &data, sizeof(data)); > + if (ret) > + return ret; > + > + if (data & 0x02) { > + if (data & 0x01) > + *profile = CXD2880_DVBT2_PROFILE_LITE; > + else > + *profile = CXD2880_DVBT2_PROFILE_BASE; > + } else { > + ret = -EBUSY; > + if (tnr_dmd->diver_mode == > + CXD2880_TNRDMD_DIVERMODE_MAIN) > + ret = > + cxd2880_tnrdmd_dvbt2_mon_profile( > + tnr_dmd->diver_sub, profile); > + > + return ret; > + } > + } > + > + return 0; > +} > + > +static int dvbt2_calc_ssi(struct cxd2880_tnrdmd *tnr_dmd, > + int rf_lvl, u8 *ssi) > +{ > + enum cxd2880_dvbt2_plp_constell qam; > + enum cxd2880_dvbt2_plp_code_rate code_rate; > + int prel; > + int temp_ssi = 0; > + int ret = 0; > + > + static const int ref_dbm_1000[4][8] = { > + {-96000, -95000, -94000, -93000, -92000, -92000, -98000, > + -97000}, > + {-91000, -89000, -88000, -87000, -86000, -86000, -93000, > + -92000}, > + {-86000, -85000, -83000, -82000, -81000, -80000, -89000, > + -88000}, > + {-82000, -80000, -78000, -76000, -75000, -74000, -86000, > + -84000}, > + }; > + > + if ((!tnr_dmd) || (!ssi)) > + return -EINVAL; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_qam(tnr_dmd, CXD2880_DVBT2_PLP_DATA, &qam); > + if (ret) > + return ret; > + > + ret = > + cxd2880_tnrdmd_dvbt2_mon_code_rate(tnr_dmd, CXD2880_DVBT2_PLP_DATA, > + &code_rate); > + if (ret) > + return ret; > + > + if ((code_rate > CXD2880_DVBT2_R2_5) || (qam > CXD2880_DVBT2_QAM256)) > + return -EPERM; > + > + prel = rf_lvl - ref_dbm_1000[qam][code_rate]; > + > + if (prel < -15000) > + temp_ssi = 0; > + else if (prel < 0) > + temp_ssi = ((2 * (prel + 15000)) + 1500) / 3000; > + else if (prel < 20000) > + temp_ssi = (((4 * prel) + 500) / 1000) + 10; > + else if (prel < 35000) > + temp_ssi = (((2 * (prel - 20000)) + 1500) / 3000) + 90; > + else > + temp_ssi = 100; > + > + *ssi = (temp_ssi > 100) ? 100 : (u8)temp_ssi; > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_ssi(struct cxd2880_tnrdmd *tnr_dmd, > + u8 *ssi) > +{ > + int rf_lvl = 0; > + int ret = 0; > + > + if ((!tnr_dmd) || (!ssi)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = cxd2880_tnrdmd_mon_rf_lvl(tnr_dmd, &rf_lvl); > + if (ret) > + return ret; > + > + ret = dvbt2_calc_ssi(tnr_dmd, rf_lvl, ssi); > + if (ret) > + return ret; > + > + return ret; > +} > + > +int cxd2880_tnrdmd_dvbt2_mon_ssi_sub(struct cxd2880_tnrdmd > + *tnr_dmd, u8 *ssi) > +{ > + int rf_lvl = 0; > + int ret = 0; > + > + if ((!tnr_dmd) || (!ssi)) > + return -EINVAL; > + > + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) > + return -EINVAL; > + > + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) > + return -EPERM; > + > + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) > + return -EPERM; > + > + ret = cxd2880_tnrdmd_mon_rf_lvl(tnr_dmd->diver_sub, &rf_lvl); > + if (ret) > + return ret; > + > + ret = dvbt2_calc_ssi(tnr_dmd, rf_lvl, ssi); > + if (ret) > + return ret; > + > + return ret; > +} > diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.h > new file mode 100644 > index 000000000000..f7b2f618e80f > --- /dev/null > +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.h > @@ -0,0 +1,170 @@ > +/* > + * cxd2880_tnrdmd_dvbt2_mon.h > + * Sony CXD2880 DVB-T2/T tuner + demodulator driver > + * DVB-T2 monitor interface > + * > + * Copyright (C) 2016, 2017 Sony Semiconductor Solutions Corporation > + * > + * 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; version 2 of the License. > + * > + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED > + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF > + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN > + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, > + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT > + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF > + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON > + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT > + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF > + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. > + * > + * You should have received a copy of the GNU General Public License along > + * with this program; if not, see . > + */ > + > +#ifndef CXD2880_TNRDMD_DVBT2_MON_H > +#define CXD2880_TNRDMD_DVBT2_MON_H > + > +#include "cxd2880_tnrdmd.h" > +#include "cxd2880_dvbt2.h" > + > +int cxd2880_tnrdmd_dvbt2_mon_sync_stat(struct cxd2880_tnrdmd > + *tnr_dmd, u8 *sync_stat, > + u8 *ts_lock_stat, > + u8 *unlock_detected); > + > +int cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub(struct cxd2880_tnrdmd > + *tnr_dmd, > + u8 *sync_stat, > + u8 *unlock_detected); > + > +int cxd2880_tnrdmd_dvbt2_mon_carrier_offset(struct cxd2880_tnrdmd > + *tnr_dmd, int *offset); > + > +int cxd2880_tnrdmd_dvbt2_mon_carrier_offset_sub(struct > + cxd2880_tnrdmd > + *tnr_dmd, > + int *offset); > + > +int cxd2880_tnrdmd_dvbt2_mon_l1_pre(struct cxd2880_tnrdmd *tnr_dmd, > + struct cxd2880_dvbt2_l1pre > + *l1_pre); > + > +int cxd2880_tnrdmd_dvbt2_mon_version(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum cxd2880_dvbt2_version > + *ver); > + > +int cxd2880_tnrdmd_dvbt2_mon_ofdm(struct cxd2880_tnrdmd *tnr_dmd, > + struct cxd2880_dvbt2_ofdm *ofdm); > + > +int cxd2880_tnrdmd_dvbt2_mon_data_plps(struct cxd2880_tnrdmd > + *tnr_dmd, u8 *plp_ids, > + u8 *num_plps); > + > +int cxd2880_tnrdmd_dvbt2_mon_active_plp(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum > + cxd2880_dvbt2_plp_btype > + type, > + struct cxd2880_dvbt2_plp > + *plp_info); > + > +int cxd2880_tnrdmd_dvbt2_mon_data_plp_error(struct cxd2880_tnrdmd > + *tnr_dmd, > + u8 *plp_error); > + > +int cxd2880_tnrdmd_dvbt2_mon_l1_change(struct cxd2880_tnrdmd > + *tnr_dmd, u8 *l1_change); > + > +int cxd2880_tnrdmd_dvbt2_mon_l1_post(struct cxd2880_tnrdmd > + *tnr_dmd, > + struct cxd2880_dvbt2_l1post > + *l1_post); > + > +int cxd2880_tnrdmd_dvbt2_mon_bbheader(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum cxd2880_dvbt2_plp_btype > + type, > + struct cxd2880_dvbt2_bbheader > + *bbheader); > + > +int cxd2880_tnrdmd_dvbt2_mon_in_bandb_ts_rate(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum > + cxd2880_dvbt2_plp_btype > + type, > + u32 *ts_rate_bps); > + > +int cxd2880_tnrdmd_dvbt2_mon_spectrum_sense(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum > + cxd2880_tnrdmd_spectrum_sense > + *sense); > + > +int cxd2880_tnrdmd_dvbt2_mon_snr(struct cxd2880_tnrdmd *tnr_dmd, > + int *snr); > + > +int cxd2880_tnrdmd_dvbt2_mon_snr_diver(struct cxd2880_tnrdmd > + *tnr_dmd, int *snr, > + int *snr_main, > + int *snr_sub); > + > +int cxd2880_tnrdmd_dvbt2_mon_pre_ldpcber(struct cxd2880_tnrdmd > + *tnr_dmd, u32 *ber); > + > +int cxd2880_tnrdmd_dvbt2_mon_post_bchfer(struct cxd2880_tnrdmd > + *tnr_dmd, u32 *fer); > + > +int cxd2880_tnrdmd_dvbt2_mon_pre_bchber(struct cxd2880_tnrdmd > + *tnr_dmd, u32 *ber); > + > +int cxd2880_tnrdmd_dvbt2_mon_packet_error_number(struct > + cxd2880_tnrdmd > + *tnr_dmd, > + u32 *pen); > + > +int cxd2880_tnrdmd_dvbt2_mon_sampling_offset(struct cxd2880_tnrdmd > + *tnr_dmd, int *ppm); > + > +int cxd2880_tnrdmd_dvbt2_mon_sampling_offset_sub(struct > + cxd2880_tnrdmd > + *tnr_dmd, > + int *ppm); > + > +int cxd2880_tnrdmd_dvbt2_mon_ts_rate(struct cxd2880_tnrdmd > + *tnr_dmd, u32 *ts_rate_kbps); > + > +int cxd2880_tnrdmd_dvbt2_mon_quality(struct cxd2880_tnrdmd > + *tnr_dmd, u8 *quality); > + > +int cxd2880_tnrdmd_dvbt2_mon_per(struct cxd2880_tnrdmd *tnr_dmd, > + u32 *per); > + > +int cxd2880_tnrdmd_dvbt2_mon_qam(struct cxd2880_tnrdmd *tnr_dmd, > + enum cxd2880_dvbt2_plp_btype type, > + enum cxd2880_dvbt2_plp_constell > + *qam); > + > +int cxd2880_tnrdmd_dvbt2_mon_code_rate(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum cxd2880_dvbt2_plp_btype > + type, > + enum > + cxd2880_dvbt2_plp_code_rate > + *code_rate); > + > +int cxd2880_tnrdmd_dvbt2_mon_profile(struct cxd2880_tnrdmd > + *tnr_dmd, > + enum cxd2880_dvbt2_profile > + *profile); > + > +int cxd2880_tnrdmd_dvbt2_mon_ssi(struct cxd2880_tnrdmd *tnr_dmd, > + u8 *ssi); > + > +int cxd2880_tnrdmd_dvbt2_mon_ssi_sub(struct cxd2880_tnrdmd > + *tnr_dmd, u8 *ssi); > + > +#endif Thanks, Mauro