OSDN Git Service
(root)
/
tomoyo
/
tomoyo-test1.git
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(parent:
98be694
)
i2c: nvidia-gpu: limit reads also for combined messages
author
Wolfram Sang
<wsa@the-dreams.de>
Fri, 9 Nov 2018 17:07:32 +0000
(18:07 +0100)
committer
Wolfram Sang
<wsa@the-dreams.de>
Tue, 27 Nov 2018 13:00:22 +0000
(14:00 +0100)
If the controller can only do 4 byte reads, this needs to be applied for
the read-part of combined messages, too.
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Fixes:
c71bcdcb42a7
("i2c: add i2c bus driver for NVIDIA GPU")
Acked-by: Ajay Gupta <ajayg@nvidia.com>
Tested-by: Ajay Gupta <ajayg@nvidia.com>
drivers/i2c/busses/i2c-nvidia-gpu.c
patch
|
blob
|
history
diff --git
a/drivers/i2c/busses/i2c-nvidia-gpu.c
b/drivers/i2c/busses/i2c-nvidia-gpu.c
index
4307b42
..
e99c3bb
100644
(file)
--- a/
drivers/i2c/busses/i2c-nvidia-gpu.c
+++ b/
drivers/i2c/busses/i2c-nvidia-gpu.c
@@
-218,6
+218,7
@@
stop:
static const struct i2c_adapter_quirks gpu_i2c_quirks = {
.max_read_len = 4,
+ .max_comb_2nd_msg_len = 4,
.flags = I2C_AQ_COMB_WRITE_THEN_READ,
};