diff options
Diffstat (limited to 'kernels/linux-libre-lts-knock/0001-ARM-remove-spin_lock_and_spin_unlock.patch')
-rw-r--r-- | kernels/linux-libre-lts-knock/0001-ARM-remove-spin_lock_and_spin_unlock.patch | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/kernels/linux-libre-lts-knock/0001-ARM-remove-spin_lock_and_spin_unlock.patch b/kernels/linux-libre-lts-knock/0001-ARM-remove-spin_lock_and_spin_unlock.patch new file mode 100644 index 000000000..7d8d971c4 --- /dev/null +++ b/kernels/linux-libre-lts-knock/0001-ARM-remove-spin_lock_and_spin_unlock.patch @@ -0,0 +1,20 @@ +diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c +index 0c88645..489d10a 100644 +--- a/drivers/i2c/busses/i2c-omap.c ++++ b/drivers/i2c/busses/i2c-omap.c +@@ -994,15 +994,12 @@ omap_i2c_isr(int irq, void *dev_id) + u16 mask; + u16 stat; + +- spin_lock(&omap->lock); + mask = omap_i2c_read_reg(omap, OMAP_I2C_IE_REG); + stat = omap_i2c_read_reg(omap, OMAP_I2C_STAT_REG); + + if (stat & mask) + ret = IRQ_WAKE_THREAD; + +- spin_unlock(&omap->lock); +- + return ret; + } + |