diff options
| author | Peng Fan <peng.fan@nxp.com> | 2017-07-27 09:15:31 +0800 |
|---|---|---|
| committer | Leonard Crestez <leonard.crestez@nxp.com> | 2018-08-24 12:41:33 +0300 |
| commit | 1a6b5f39bf791bcf95232cb9ca804a1caa4cb5b8 (patch) | |
| tree | 236fa1031c6fb37cd8b31ca4f35059cd02385a44 /arch | |
| parent | 045381d19cc34464d34401a0de8690042cc3d62d (diff) | |
MLK-16750-6 arm: imx7d: cpuidle: Fix missing decrement of master_lpi
This fixes commit ("MLK15034: ARM: cpuidle imx7d: Check
IPIs manually before LPI").
In this patch, also need to take care of psci part.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Reviewed-by: Anson Huang <Anson.Huang@nxp.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-imx/cpuidle-imx7d.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/cpuidle-imx7d.c b/arch/arm/mach-imx/cpuidle-imx7d.c index 9b0fd7d301f3..6e12ebd93708 100644 --- a/arch/arm/mach-imx/cpuidle-imx7d.c +++ b/arch/arm/mach-imx/cpuidle-imx7d.c @@ -172,6 +172,7 @@ static int imx7d_enter_low_power_idle(struct cpuidle_device *dev, spin_lock(&psci_lock); if (atomic_inc_return(&master_lpi) == num_online_cpus()) { if (imx7d_gic_sgis_pending()) { + atomic_dec(&master_lpi); index = -1; goto psci_skip_lpi_flow; } @@ -209,6 +210,7 @@ psci_skip_lpi_flow: * any additional IPIs. */ if (imx7d_gic_sgis_pending()) { + atomic_dec(&master_lpi); index = -1; goto skip_lpi_flow; } |