#11431 NORM 1.75-so: Messy C1 suspend hang on first suspend attempt with os10

[Zarro Boogs per Child]

#11431: Messy C1 suspend hang on first suspend attempt with os10
-----------------------+----------------------------------------------------
 Reporter:  greenfeld  |                 Owner:                                   
     Type:  defect     |                Status:  new                              
 Priority:  normal     |             Milestone:  1.75-software                    
Component:  kernel     |               Version:  Development build as of this date
 Keywords:             |           Next_action:  diagnose                         
 Verified:  0          |   Deployment_affected:                                   
Blockedby:             |              Blocking:                                   
-----------------------+----------------------------------------------------
 I tried to suspend an running os10 with Q4C04 added on top of it.  But it
 failed to suspend, and printed out a bunch of debug information, which was
 unusual for a suspending with this kernel.

 Maybe this was due to removing a USB stick without unmounting it first?


 Seen on a SKU 201 C1.

 {{{
 (command to start S/R testing script typed here, 10 second delay)
 [ 1183.018998] irq enable 67
 [ 1183.018998] irq enable 66
 rtcwake: wakeup from "mem" using /dev/rtc0 at Thu Jan  1 00:19:45 1970

 [ 1183.040674] PM: Syncing filesystems ... done.
 [ 1183.085428] Freezing user space processes ... (elapsed 0.01 seconds)
 done.
 [ 1183.107050] Freezing remaining freezable tasks ... (elapsed 0.01
 seconds) done.
 [ 1183.143370] irq disable 227
 [ 1183.143582] RAYDIUM_i2c_suspend, disable i2c irq
 [ 1183.151448] libertas_sdio mmc1:0001:1: mmc1:0001:1: suspend: PM flags =
 0x0
 [ 1183.158666] libertas_sdio mmc1:0001:1: Suspend without wake params --
 powering down card
 [ 1184.187618] mmc1: card 0001 removed
 [ 1184.191335] [galcore]: gpu_suspend, 1358
 [ 1184.191380] >>>>>>[_gpu_off]@1127
 [ 1184.198951] irq disable 8
 [ 1184.201677] irq enable 8
 [ 1184.201677] irq disable 8
 [ 1184.207031] irq enable 8
 [ 1184.209644] irq disable 8
 [ 1184.212341] irq enable 8
 [ 1184.214942] irq disable 8
 [ 1184.217663] <<<<<<[_gpu_off]@1145
 [ 1184.221170] PM: suspend of devices complete after 1087.601 msecs
 [ 1184.227389] irq disable 7
 [ 1184.227396] irq disable 20
 [ 1184.230101] irq disable 24
 [ 1184.232890] irq disable 40
 [ 1184.238466] irq disable 41
 [ 1184.241254] irq disable 44
 [ 1184.241254] irq disable 66
 [ 1184.244042] irq disable 67
 [ 1184.249621] irq disable 68
 [ 1184.249628] irq disable 70
 [ 1184.252411] irq disable 72
 [ 1184.258033] irq disable 224
 [ 1184.258033] irq disable 225
 [ 1184.260906] irq disable 252
 [ 1184.263782] irq disable 256
 [ 1184.269530] irq disable 257
 [ 1184.272623] PM: late suspend of devices complete after 42.153 msecs
 [ 1184.279251] TIMERS1_VIRT_BASE + TMR_IER(0): 0
 [ 1184.279251] TIMERS1_VIRT_BASE + TMR_ICR(0): 1
 [ 1184.283747] PMUM_PCR_SP: fe086000
 [ 1184.288226] PMUA_SP_IDLE_CFG: 80200020
 [ 1184.291637] MPMU_AWUCRM: 3223f94
 [ 1184.295497] APMU_MC_HW_SLP_TYPE: 0
 [ 1184.302010] APMU_IDLE_CFG: c03a0322
 [ 1184.308540] MPMU_APCR: fe086000
 [ 1184.315036] APMU_SRAM_PWR_DWN: c0000
 [ 1184.321127] APMU_REG(0x010c): 0
 [ 1184.327546] APMU_REG(0x004c): 0
 [ 1184.333438] addr: 4
 [ 1184.343699] addr: 4
 [ 1184.343699] addr: 7
 [ 1184.352642] addr: 4
 [ 1184.357054] addr: 7
 [ 1184.357054] addr: 4
 [ 1184.361457] APBC_MMP2_MPMU: 0
 [ 1184.371096] APBC_MMP2_IPC: 0
 [ 1184.371096] APBC_MMP2_THSENS1: 0
 [ 1184.381806] addr: 4
 [ 1184.386165] addr: 4
 [ 1184.390377] SCU_AXIFAB_CKGT_CTRL0: 0
 [ 1184.396038] SCU_AXIFAB_CKGT_CTRL1: 0
 [ 1184.396038] SCU_MCB_CONF: f9
 [ 1184.401706] APMU_REG(0x0054): 400
 [ 1184.406696] APMU_REG(0x0058): 0
 [ 1184.412192] APMU_REG(0x00e8): 0
 [ 1184.417516] APMU_REG(0x00d4): 80
 [ 1184.428268] APMU_REG(0x0060): 80
 [ 1184.428268] APMU_REG(0x00d8): 1c0
 [ 1184.433706] APMU_REG(0x010c): 0
 [ 1184.439235] APMU_REG(0x00dc): 2
 [ 1184.444611] APMU_REG(0x005c): 0
 [ 1184.449989] MPMU_ACGR: a010
 [ 1184.455372] MPMU_REG(0x0024): a010
 [ 1184.460447] MPMU_ISCCR1: 50048049
 [ 1184.460447] MPMU_ISCCR2: 5820130b
 [ 1184.460447] MMP2_ICU_PJ4_IRQ_GLOBAL_
 (nothing more seen until XO rebooted)
 }}}

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Ticket URL: <http://dev.laptop.org/ticket/11431>
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