From: Maciej S. Szmigiero mail@maciej.szmigiero.name
[ Upstream commit 9d802222a3405599d6e1984d9324cddf592ea1f4 ]
saa7134_i2c_eeprom_md7134_gate() function and the associated comment uses an inverted i2c gate open / closed terminology. Let's fix this.
Signed-off-by: Maciej S. Szmigiero mail@maciej.szmigiero.name Signed-off-by: Hans Verkuil hverkuil-cisco@xs4all.nl [hverkuil-cisco@xs4all.nl: fix alignment checkpatch warning] Signed-off-by: Mauro Carvalho Chehab mchehab+samsung@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/media/pci/saa7134/saa7134-i2c.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/media/pci/saa7134/saa7134-i2c.c b/drivers/media/pci/saa7134/saa7134-i2c.c index cf1e526de56ac..8a1128c60680b 100644 --- a/drivers/media/pci/saa7134/saa7134-i2c.c +++ b/drivers/media/pci/saa7134/saa7134-i2c.c @@ -351,7 +351,11 @@ 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; @@ -368,14 +372,14 @@ 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); } }