From: Jan Pieter van Woerkom Date: Thu, 18 Jul 2019 00:36:54 +0000 (-0400) Subject: media: si2168: add support for Mygica T230C v2 X-Git-Tag: v5.4-rc1~145^2~289 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=bc28d36bf11acc5b7bbd1a6ffbe315d15e7c0d0d;p=linux.git media: si2168: add support for Mygica T230C v2 The T230C v2 hardware needs a mode of the si2168 chip to be set for which the si2168 driver previously had no support. This patch uses a specific measure to configure this on the T230C v2 hardware only - see the flag passed via the ts_mode attribute and its dependency on USB_PID_MYGICA_T230C2. Signed-off-by: Jan Pieter van Woerkom Signed-off-by: Sean Young Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/dvb-frontends/si2168.c b/drivers/media/dvb-frontends/si2168.c index 168c503e9154..a574f1d77c56 100644 --- a/drivers/media/dvb-frontends/si2168.c +++ b/drivers/media/dvb-frontends/si2168.c @@ -82,8 +82,19 @@ static int si2168_ts_bus_ctrl(struct dvb_frontend *fe, int acquire) dev_dbg(&client->dev, "%s acquire: %d\n", __func__, acquire); + /* set manual value */ + if (dev->ts_mode & SI2168_TS_CLK_MANUAL) { + memcpy(cmd.args, "\x14\x00\x0d\x10\xe8\x03", 6); + cmd.wlen = 6; + cmd.rlen = 4; + ret = si2168_cmd_execute(client, &cmd); + if (ret) + return ret; + } /* set TS_MODE property */ memcpy(cmd.args, "\x14\x00\x01\x10\x10\x00", 6); + if (dev->ts_mode & SI2168_TS_CLK_MANUAL) + cmd.args[4] = SI2168_TS_CLK_MANUAL; if (acquire) cmd.args[4] |= dev->ts_mode; else diff --git a/drivers/media/dvb-frontends/si2168.h b/drivers/media/dvb-frontends/si2168.h index 3b04f84272d9..50dccb394efa 100644 --- a/drivers/media/dvb-frontends/si2168.h +++ b/drivers/media/dvb-frontends/si2168.h @@ -30,6 +30,7 @@ struct si2168_config { #define SI2168_TS_PARALLEL 0x06 #define SI2168_TS_SERIAL 0x03 #define SI2168_TS_TRISTATE 0x00 +#define SI2168_TS_CLK_MANUAL 0x20 u8 ts_mode; /* TS clock inverted */