On Fri, Nov 4, 2011 at 2:57 PM, DebBarma, Tarun Kanti <tarun.kanti@xxxxxx> wrote: > On Fri, Nov 4, 2011 at 3:14 AM, Kevin Hilman <khilman@xxxxxx> wrote: >> Tarun Kanti DebBarma <tarun.kanti@xxxxxx> writes: >> >>> This series is continuation of cleanup of OMAP GPIO driver and fixes. >> >> Using this series on 3630/Zoom3, UART wakeups no longer work from >> suspend. That suggests that GPIO wakeups from retention/off are not >> working. >> >> Please test GPIO wakeups from retention/off. One way is to use Zoom3 >> UART wakeup from suspend using by enabling UART wakeups and suspending: >> >> # echo enabled > /sys/devices/platform/serial8250.0/tty/ttyS0/power/wakeup >> # echo mem > /sys/power/state > Ok, I will test and make necessary fix. I have done retention test of the latest series on Zoom3. When I try running off mode test it says support is not present because of an errata. Here is the overall log: / # mount -t debugfs debugfs /proc/sys/debug / # echo enabled > /sys/devices/platform/serial8250.0/tty/ttyS0/power/wakeup / # echo mem > /sys/power/state [ 18.359161] PM: Syncing filesystems ... done. [ 18.477172] PM: Preparing system for mem sleep [ 18.501037] Freezing user space processes ... (elapsed 0.02 seconds) done. [ 18.528564] Freezing remaining freezable tasks ... (elapsed 0.02 seconds) done. [ 18.559020] PM: Entering mem sleep [ 18.594299] ------------[ cut here ]------------ [ 18.599090] WARNING: at drivers/mmc/core/core.c:453 mmc_wait_for_cmd+0x74/0x80() [ 18.606536] Modules linked in: [ 18.609649] [<c001ba18>] (unwind_backtrace+0x0/0xf4) from [<c0052d88>] (warn_slowpath_common+0x4c/0x64) [ 18.619110] [<c0052d88>] (warn_slowpath_common+0x4c/0x64) from [<c0052dbc>] (warn_slowpath_null+0x1c/0x24) [ 18.628845] [<c0052dbc>] (warn_slowpath_null+0x1c/0x24) from [<c0365f8c>] (mmc_wait_for_cmd+0x74/0x80) [ 18.638183] [<c0365f8c>] (mmc_wait_for_cmd+0x74/0x80) from [<c0368e54>] (mmc_switch+0x84/0x140) [ 18.646942] [<c0368e54>] (mmc_switch+0x84/0x140) from [<c0364ab0>] (mmc_power_off+0xd8/0x108) [ 18.655548] [<c0364ab0>] (mmc_power_off+0xd8/0x108) from [<c036558c>] (mmc_suspend_host+0xf0/0x1d4) [ 18.664672] [<c036558c>] (mmc_suspend_host+0xf0/0x1d4) from [<c0376be8>] (omap_hsmmc_suspend+0x6c/0x100) [ 18.674194] [<c0376be8>] (omap_hsmmc_suspend+0x6c/0x100) from [<c02b1c50>] (platform_pm_suspend+0x2c/0x54) [ 18.683929] [<c02b1c50>] (platform_pm_suspend+0x2c/0x54) from [<c02b58f0>] (pm_op+0x6c/0xc0) [ 18.692443] [<c02b58f0>] (pm_op+0x6c/0xc0) from [<c02b5dcc>] (__device_suspend+0xc0/0x1e4) [ 18.701080] [<c02b5dcc>] (__device_suspend+0xc0/0x1e4) from [<c02b5fd4>] (dpm_suspend+0x58/0x214) [ 18.710021] [<c02b5fd4>] (dpm_suspend+0x58/0x214) from [<c0099950>] (suspend_devices_and_enter+0x78/0x2d8) [ 18.719757] [<c0099950>] (suspend_devices_and_enter+0x78/0x2d8) from [<c0099cf0>] (enter_state+0x140/0x180) [ 18.729553] [<c0099cf0>] (enter_state+0x140/0x180) from [<c0098adc>] (state_store+0xe4/0x170) [ 18.738159] [<c0098adc>] (state_store+0xe4/0x170) from [<c0246ae8>] (kobj_attr_store+0x18/0x1c) [ 18.746917] [<c0246ae8>] (kobj_attr_store+0x18/0x1c) from [<c0162e04>] (sysfs_write_file+0xfc/0x180) [ 18.756103] [<c0162e04>] (sysfs_write_file+0xfc/0x180) from [<c0102940>] (vfs_write+0xb0/0x134) [ 18.764862] [<c0102940>] (vfs_write+0xb0/0x134) from [<c0102a94>] (sys_write+0x40/0x70) [ 18.772949] [<c0102a94>] (sys_write+0x40/0x70) from [<c0014040>] (ret_fast_syscall+0x0/0x3c) [ 18.781433] ---[ end trace 1b75b31a2719ed1e ]--- [ 18.786102] ------------[ cut here ]------------ [ 18.790771] WARNING: at drivers/mmc/core/core.c:210 __mmc_start_req+0xe4/0x10c() [ 18.798156] Modules linked in: [ 18.801300] [<c001ba18>] (unwind_backtrace+0x0/0xf4) from [<c0052d88>] (warn_slowpath_common+0x4c/0x64) [ 18.810760] [<c0052d88>] (warn_slowpath_common+0x4c/0x64) from [<c0052dbc>] (warn_slowpath_null+0x1c/0x24) [ 18.820465] [<c0052dbc>] (warn_slowpath_null+0x1c/0x24) from [<c0365e6c>] (__mmc_start_req+0xe4/0x10c) [ 18.829833] [<c0365e6c>] (__mmc_start_req+0xe4/0x10c) from [<c0365f08>] (mmc_wait_for_req+0x10/0x20) [ 18.839019] [<c0365f08>] (mmc_wait_for_req+0x10/0x20) from [<c0365f74>] (mmc_wait_for_cmd+0x5c/0x80) [ 18.848205] [<c0365f74>] (mmc_wait_for_cmd+0x5c/0x80) from [<c0368e54>] (mmc_switch+0x84/0x140) [ 18.856964] [<c0368e54>] (mmc_switch+0x84/0x140) from [<c0364ab0>] (mmc_power_off+0xd8/0x108) [ 18.865570] [<c0364ab0>] (mmc_power_off+0xd8/0x108) from [<c036558c>] (mmc_suspend_host+0xf0/0x1d4) [ 18.874664] [<c036558c>] (mmc_suspend_host+0xf0/0x1d4) from [<c0376be8>] (omap_hsmmc_suspend+0x6c/0x100) [ 18.884216] [<c0376be8>] (omap_hsmmc_suspend+0x6c/0x100) from [<c02b1c50>] (platform_pm_suspend+0x2c/0x54) [ 18.893920] [<c02b1c50>] (platform_pm_suspend+0x2c/0x54) from [<c02b58f0>] (pm_op+0x6c/0xc0) [ 18.902435] [<c02b58f0>] (pm_op+0x6c/0xc0) from [<c02b5dcc>] (__device_suspend+0xc0/0x1e4) [ 18.910736] [<c02b5dcc>] (__device_suspend+0xc0/0x1e4) from [<c02b5fd4>] (dpm_suspend+0x58/0x214) [ 18.919677] [<c02b5fd4>] (dpm_suspend+0x58/0x214) from [<c0099950>] (suspend_devices_and_enter+0x78/0x2d8) [ 18.929382] [<c0099950>] (suspend_devices_and_enter+0x78/0x2d8) from [<c0099cf0>] (enter_state+0x140/0x180) [ 18.939178] [<c0099cf0>] (enter_state+0x140/0x180) from [<c0098adc>] (state_store+0xe4/0x170) [ 18.947784] [<c0098adc>] (state_store+0xe4/0x170) from [<c0246ae8>] (kobj_attr_store+0x18/0x1c) [ 18.956542] [<c0246ae8>] (kobj_attr_store+0x18/0x1c) from [<c0162e04>] (sysfs_write_file+0xfc/0x180) [ 18.965728] [<c0162e04>] (sysfs_write_file+0xfc/0x180) from [<c0102940>] (vfs_write+0xb0/0x134) [ 18.974487] [<c0102940>] (vfs_write+0xb0/0x134) from [<c0102a94>] (sys_write+0x40/0x70) [ 18.982543] [<c0102a94>] (sys_write+0x40/0x70) from [<c0014040>] (ret_fast_syscall+0x0/0x3c) [ 18.991027] ---[ end trace 1b75b31a2719ed1f ]--- [ 18.996124] Device failed to respond within 0 poweroff time. Forcefully powering down the device [ 19.010314] PM: suspend of devices complete after 434.539 msecs [ 19.019683] PM: late suspend of devices complete after 3.417 msecs [ 19.026000] Disabling non-boot CPUs ... [ 28.653900] Powerdomain (core_pwrdm) didn't enter target state 1 [ 28.659912] Could not enter target state in pm_suspend [ 28.667297] PM: early resume of devices complete after 2.044 msecs [ 28.904083] PM: resume of devices complete after 228.668 msecs [ 28.914062] PM: Finishing wakeup. [ 28.917388] Restarting tasks ... done. / # / # cat /proc/sys/debug/pm_debug/count | grep per_pwrdm per_pwrdm (ON),OFF:0,RET:88,INA:0,ON:89,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 per_clkdm->per_pwrdm (18) / # cat /proc/sys/debug/pm_debug/count | grep per_pwrdm per_pwrdm (ON),OFF:0,RET:127,INA:0,ON:128,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 per_clkdm->per_pwrdm (18) / # cat /proc/sys/debug/pm_debug/count | grep per_pwrdm per_pwrdm (ON),OFF:0,RET:155,INA:0,ON:156,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 per_clkdm->per_pwrdm (18) / # echo 1 > /proc/sys/debug/pm_debug/enable_off_mode [ 119.895996] omap3_pm_off_mode_enable: Core OFF disabled due to errata i583 -- Tarun [...] -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
