diff options
| author | Chaitanya Bandi <bandik@nvidia.com> | 2013-01-30 10:09:14 +0530 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2013-09-14 13:06:13 -0700 |
| commit | 816c638d660ab2d46a9e9e2e0ebfff93b8c79601 (patch) | |
| tree | 493199aa3574702af16b11fcdf7dccdf2b979f28 /drivers/i2c | |
| parent | ebefeac3bb8435f14beddbdc7283e57566b651db (diff) | |
i2c: tegra: Return -EAGAIN in case of ARB Lost
In case of ARB lost, return -EAGAIN so that the
communication is retried.
Bug 1222180
Change-Id: I003e02732568e08fabf6fe15f687e6ae73169f66
Signed-off-by: Chaitanya Bandi <bandik@nvidia.com>
Reviewed-on: http://git-master/r/195401
(cherry picked from commit f2c6207ff4f4b93227a103a71d1519b7744e609d)
Reviewed-on: http://git-master/r/204986
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-tegra.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c index 6b8265648e42..25cd44fdf2ee 100644 --- a/drivers/i2c/busses/i2c-tegra.c +++ b/drivers/i2c/busses/i2c-tegra.c @@ -993,6 +993,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev, i2c_dev->sda_gpio,GPIOF_OPEN_DRAIN, MAX_BUSCLEAR_CLOCK, 100000); } + return -EAGAIN; } if (i2c_dev->msg_err == I2C_ERR_NO_ACK) { |