diff options
| author | Scott Wood <scottwood@freescale.com> | 2013-10-29 20:03:43 (GMT) |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2013-10-29 20:03:43 (GMT) |
| commit | ae60d5d27c429b13cf28a09ab8b9d30682433c5a (patch) | |
| tree | 16b67511ef66b0580c267a5438d1face3a3778e6 /drivers/i2c/busses | |
| parent | b095c5c2577aeedce2db847fa117596628d4e7cb (diff) | |
| parent | d0ebef8230e267ec47d4d4a65fe3262e2ebb8026 (diff) | |
| download | linux-fsl-qoriq-ae60d5d27c429b13cf28a09ab8b9d30682433c5a.tar.xz | |
Revert to 3.8 (no rt, no stable)
This is a merge from rtmerge, which has been similarly reverted.
Conflicts:
drivers/crypto/caam/caamalg.c
drivers/misc/Makefile
Diffstat (limited to 'drivers/i2c/busses')
| -rw-r--r-- | drivers/i2c/busses/i2c-omap.c | 5 | ||||
| -rw-r--r-- | drivers/i2c/busses/i2c-tegra.c | 13 | ||||
| -rw-r--r-- | drivers/i2c/busses/i2c-xiic.c | 6 |
3 files changed, 10 insertions, 14 deletions
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c index bb51488..4cc2f05 100644 --- a/drivers/i2c/busses/i2c-omap.c +++ b/drivers/i2c/busses/i2c-omap.c @@ -881,12 +881,15 @@ omap_i2c_isr(int irq, void *dev_id) u16 mask; u16 stat; - stat = omap_i2c_read_reg(dev, OMAP_I2C_STAT_REG); + spin_lock(&dev->lock); mask = omap_i2c_read_reg(dev, OMAP_I2C_IE_REG); + stat = omap_i2c_read_reg(dev, OMAP_I2C_STAT_REG); if (stat & mask) ret = IRQ_WAKE_THREAD; + spin_unlock(&dev->lock); + return ret; } diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c index 9e622b7..7b38877 100644 --- a/drivers/i2c/busses/i2c-tegra.c +++ b/drivers/i2c/busses/i2c-tegra.c @@ -392,11 +392,7 @@ static int tegra_i2c_init(struct tegra_i2c_dev *i2c_dev) u32 val; int err = 0; - err = tegra_i2c_clock_enable(i2c_dev); - if (err < 0) { - dev_err(i2c_dev->dev, "Clock enable failed %d\n", err); - return err; - } + tegra_i2c_clock_enable(i2c_dev); tegra_periph_reset_assert(i2c_dev->div_clk); udelay(2); @@ -603,12 +599,7 @@ static int tegra_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], if (i2c_dev->is_suspended) return -EBUSY; - ret = tegra_i2c_clock_enable(i2c_dev); - if (ret < 0) { - dev_err(i2c_dev->dev, "Clock enable failed %d\n", ret); - return ret; - } - + tegra_i2c_clock_enable(i2c_dev); for (i = 0; i < num; i++) { enum msg_end_type end_type = MSG_END_STOP; if (i < (num - 1)) { diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c index fd7d66d..f042f6d 100644 --- a/drivers/i2c/busses/i2c-xiic.c +++ b/drivers/i2c/busses/i2c-xiic.c @@ -312,8 +312,10 @@ static void xiic_fill_tx_fifo(struct xiic_i2c *i2c) /* last message in transfer -> STOP */ data |= XIIC_TX_DYN_STOP_MASK; dev_dbg(i2c->adap.dev.parent, "%s TX STOP\n", __func__); - } - xiic_setreg16(i2c, XIIC_DTR_REG_OFFSET, data); + + xiic_setreg16(i2c, XIIC_DTR_REG_OFFSET, data); + } else + xiic_setreg8(i2c, XIIC_DTR_REG_OFFSET, data); } } |