diff options
| author | Brad Love <brad@nextdimension.cc> | 2019-06-05 16:22:11 -0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-06-13 14:31:25 -0400 |
| commit | dd60bf4360312559654a5efdac5108fee6fc9fdf (patch) | |
| tree | 0298f37dd21a41134c220381b73da65d1cc7556e /drivers/media/usb/pvrusb2/pvrusb2-hdw.c | |
| parent | 6f6be371608e88922970a3968f963720ba3871f0 (diff) | |
media: pvrusb2: Add Hauppauge HVR1955/1975 devices
Includes support to identify and use two Hauppauge device.
- LGDT3306a ATSC/QAM demod
- si2177 tuner
- cx25840 decoder for analog tv/composite/s-video/audio
HVR-1975 dual-frontend:
- LGDT3306a ATSC/QAM demod
- si2168 DVB-C/T/T2 demod
- si2177 tuner
- cx25840 decoder for analog tv/composite/s-video/audio
Signed-off-by: Brad Love <brad@nextdimension.cc>
Reviewed-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/usb/pvrusb2/pvrusb2-hdw.c')
| -rw-r--r-- | drivers/media/usb/pvrusb2/pvrusb2-hdw.c | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c index 191439109788..957913146e88 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c @@ -316,6 +316,8 @@ static const struct pvr2_fx2cmd_descdef pvr2_fx2cmd_desc[] = { {FX2CMD_ONAIR_DTV_STREAMING_OFF, "onair dtv stream off"}, {FX2CMD_ONAIR_DTV_POWER_ON, "onair dtv power on"}, {FX2CMD_ONAIR_DTV_POWER_OFF, "onair dtv power off"}, + {FX2CMD_HCW_DEMOD_RESET_PIN, "hcw demod reset pin"}, + {FX2CMD_HCW_MAKO_SLEEP_PIN, "hcw mako sleep pin"}, }; @@ -2139,10 +2141,28 @@ static void pvr2_hdw_setup_low(struct pvr2_hdw *hdw) ((0) << 16)); } - // This step MUST happen after the earlier powerup step. + /* This step MUST happen after the earlier powerup step */ pvr2_i2c_core_init(hdw); if (!pvr2_hdw_dev_ok(hdw)) return; + /* Reset demod only on Hauppauge 160xxx platform */ + if (le16_to_cpu(hdw->usb_dev->descriptor.idVendor) == 0x2040 && + (le16_to_cpu(hdw->usb_dev->descriptor.idProduct) == 0x7502 || + le16_to_cpu(hdw->usb_dev->descriptor.idProduct) == 0x7510)) { + pr_info("%s(): resetting 160xxx demod\n", __func__); + /* TODO: not sure this is proper place to reset once only */ + pvr2_issue_simple_cmd(hdw, + FX2CMD_HCW_DEMOD_RESET_PIN | + (1 << 8) | + ((0) << 16)); + usleep_range(10000, 10500); + pvr2_issue_simple_cmd(hdw, + FX2CMD_HCW_DEMOD_RESET_PIN | + (1 << 8) | + ((1) << 16)); + usleep_range(10000, 10500); + } + pvr2_hdw_load_modules(hdw); if (!pvr2_hdw_dev_ok(hdw)) return; @@ -4012,6 +4032,20 @@ int pvr2_hdw_cmd_decoder_reset(struct pvr2_hdw *hdw) static int pvr2_hdw_cmd_hcw_demod_reset(struct pvr2_hdw *hdw, int onoff) { hdw->flag_ok = !0; + + /* Use this for Hauppauge 160xxx only */ + if (le16_to_cpu(hdw->usb_dev->descriptor.idVendor) == 0x2040 && + (le16_to_cpu(hdw->usb_dev->descriptor.idProduct) == 0x7502 || + le16_to_cpu(hdw->usb_dev->descriptor.idProduct) == 0x7510)) { + pr_debug("%s(): resetting demod on Hauppauge 160xxx platform skipped\n", + __func__); + /* Can't reset 160xxx or it will trash Demod tristate */ + return pvr2_issue_simple_cmd(hdw, + FX2CMD_HCW_MAKO_SLEEP_PIN | + (1 << 8) | + ((onoff ? 1 : 0) << 16)); + } + return pvr2_issue_simple_cmd(hdw, FX2CMD_HCW_DEMOD_RESETIN | (1 << 8) | |