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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-10-27 11:00:19 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-10-27 11:00:19 -0700 |
commit | 728d90bdc9e480dc93913e59a0aa3c896c7aa697 (patch) | |
tree | 258b1b6ee711f0ef67fd225700d84eccec285194 /drivers/media/pci/saa7134/saa7134-i2c.c | |
parent | Input: adp5589 - make keypad support optional (diff) | |
parent | Linux 5.4-rc5 (diff) | |
download | linux-dev-728d90bdc9e480dc93913e59a0aa3c896c7aa697.tar.xz linux-dev-728d90bdc9e480dc93913e59a0aa3c896c7aa697.zip |
Merge tag 'v5.4-rc5' into next
Sync up with mainline.
Diffstat (limited to 'drivers/media/pci/saa7134/saa7134-i2c.c')
-rw-r--r-- | drivers/media/pci/saa7134/saa7134-i2c.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/media/pci/saa7134/saa7134-i2c.c b/drivers/media/pci/saa7134/saa7134-i2c.c index 493b1858815f..04e85765373e 100644 --- a/drivers/media/pci/saa7134/saa7134-i2c.c +++ b/drivers/media/pci/saa7134/saa7134-i2c.c @@ -342,7 +342,11 @@ static const struct i2c_client saa7134_client_template = { /* ----------------------------------------------------------- */ -/* On Medion 7134 reading EEPROM needs DVB-T demod i2c gate open */ +/* + * On Medion 7134 reading the SAA7134 chip config EEPROM needs DVB-T + * demod i2c gate closed due to an address clash between this EEPROM + * and the demod one. + */ static void saa7134_i2c_eeprom_md7134_gate(struct saa7134_dev *dev) { u8 subaddr = 0x7, dmdregval; @@ -359,14 +363,14 @@ static void saa7134_i2c_eeprom_md7134_gate(struct saa7134_dev *dev) ret = i2c_transfer(&dev->i2c_adap, i2cgatemsg_r, 2); if ((ret == 2) && (dmdregval & 0x2)) { - pr_debug("%s: DVB-T demod i2c gate was left closed\n", + pr_debug("%s: DVB-T demod i2c gate was left open\n", dev->name); data[0] = subaddr; data[1] = (dmdregval & ~0x2); if (i2c_transfer(&dev->i2c_adap, i2cgatemsg_w, 1) != 1) - pr_err("%s: EEPROM i2c gate open failure\n", - dev->name); + pr_err("%s: EEPROM i2c gate close failure\n", + dev->name); } } |