From: Matthias Schwarzott Date: Sat, 12 Apr 2008 18:04:47 +0000 (-0300) Subject: V4L/DVB (7572): mt312: Fix diseqc X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=82cd2dff4a5562a081c8bbf449a1ae7b9ecb5b1b;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git V4L/DVB (7572): mt312: Fix diseqc Correct the frequency of the emitted diseqc signal to 22kHz. Adds sleep(100) to wait for message to be transmitted. For now the only user of mt312 is b2c2-flexcop, and it does overwrite all diseqc related functions with own code. Signed-off-by: Matthias Schwarzott Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/dvb/frontends/mt312.c b/drivers/media/dvb/frontends/mt312.c index b03a959ef2e8..32b419477887 100644 --- a/drivers/media/dvb/frontends/mt312.c +++ b/drivers/media/dvb/frontends/mt312.c @@ -270,7 +270,7 @@ static int mt312_initfe(struct dvb_frontend *fe) MT312_SYS_CLK) * 2, 1000000); /* DISEQC_RATIO */ - buf[1] = mt312_div(MT312_PLL_CLK, 15000 * 4); + buf[1] = mt312_div(MT312_PLL_CLK, 22000 * 4); ret = mt312_write(state, SYS_CLK, buf, sizeof(buf)); if (ret < 0) @@ -323,6 +323,9 @@ static int mt312_send_master_cmd(struct dvb_frontend *fe, if (ret < 0) return ret; + /* is there a better way to wait for message to be transmitted */ + msleep(100); + /* set DISEQC_MODE[2:0] to zero if a return message is expected */ if (c->msg[0] & 0x02) { ret = mt312_writereg(state, DISEQC_MODE, (diseqc_mode & 0x40));