16 Aug
2012
16 Aug
'12
7:46 p.m.
in fact there was no only such messages:
[12732.158373] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12732.178368] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12732.328372] extended fixed part capabilities: fpc: 01000 hlc: 000000
[12732.328382] incomplete: SSI
[12732.338377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12732.548369] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12732.708377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12732.898374] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.018377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.038377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.088375] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.168377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.178373] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.188379] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.208376] page: RFPI: b9220 bearer description: bt: 50000000 sn: 4 sp: 0 cn
: 23
[12733.298375] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.318383] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.338368] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.428370] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.568370] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.578372] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.588372] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.678370] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.688374] page: RFPI: b9220 blind full slots: a2a
[12733.788369] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.808378] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.818375] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.908372] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12733.918373] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.008375] page: RFPI: b9220 bearer description: bt: 50000000 sn: 4 sp: 0 cn
: 23
[12734.018379] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.028373] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.038377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.108373] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.128380] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.148380] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.208377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.218373] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.228372] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.318371] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.398372] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.418372] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.488373] page: RFPI: b9220 RFP status: rfp_busy: 0 sys_busy: 0
[12734.578372] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.598373] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.608373] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.668371] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.678374] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12734.688373] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12736.298375] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12736.438375] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12736.478376] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12736.538380] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12736.588378] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12736.618376] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12736.798383] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12736.848378] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12736.988376] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12736.998379] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.028376] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.108376] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.148375] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.188376] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.228384] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.258377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.268377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.298376] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.338377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.368378] page: RFPI: b9220 bearer description: bt: 50000000 sn: 4 sp: 0 cn
: 23
[12737.378385] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.498376] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.538384] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.578377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.698378] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.738377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.938377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12737.988377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.028378] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.068378] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.158377] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.188381] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.198381] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.318383] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.328383] page: RFPI: b9220 bearer description: bt: 50000000 sn: 4 sp: 0 cn: 23
[12738.358378] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.368381] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.498382] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.548382] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.588384] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.668382] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.678381] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.708381] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.718385] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.768382] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12738.808382] page: RFPI: b9220 blind full slots: a2a
[12739.338385] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.358387] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.408382] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.458385] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.488384] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.508382] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.528385] extended rf carrier information: rfcars: 003e00 band: 1 num: 1 er
fc2: 0
[12739.528389] incomplete: SSI
[12739.538383] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.618382] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.628383] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.658383] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.668383] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.698383] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.738384] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.748391] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.778383] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.818383] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.858383] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.868383] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.898386] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.918385] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.948395] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12739.988391] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.028389] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.068387] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.078386] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.108384] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.118384] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.148388] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.188392] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.228394] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.268395] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.308393] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.318385] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.378387] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.388385] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.418385] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.428390] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.458386] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.498384] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.508385] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.578384] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.618388] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.688390] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.698390] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.728389] page: RFPI: b9220 RFP status: rfp_busy: 0 sys_busy: 0
[12740.768389] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.808389] extended rf carrier information: rfcars: 003e00 band: 1 num: 1 er
fc2: 0
[12740.808393] incomplete: SSI
[12740.838391] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.848389] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.878390] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.918389] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.968385] multi-frame number: 16666971
[12740.968389] incomplete: SSI
[12740.988394] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12740.998391] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.068389] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.078390] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.088391] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.108388] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.138387] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.148388] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.178391] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.208390] page: RFPI: b9220 RFP status: rfp_busy: 0 sys_busy: 0
[12741.218389] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.248388] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.258390] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.288389] extended fixed part capabilities: fpc: 01000 hlc: 000000
[12741.288393] incomplete: SSI
[12741.318385] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.328386] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.338387] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.358390] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.398388] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.408390] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.428390] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.468395] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.478391] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.508394] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.518390] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.588391] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.608385] multi-frame number: 16666975
[12741.608389] incomplete: SSI
[12741.648386] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.678387] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.688390] page: RFPI: b9220 bearer description: bt: 50000000 sn: 4 sp: 0 cn
: 23
[12741.718393] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.788387] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
[12741.798391] identities information: e: 0 class: 0 emc: 21d4 fpn: 17244 rpn: 0
On Aug 16, 2012, at 7:23 PM, Patrick McHardy wrote:
On Thu, 16 Aug 2012, Frédéric LECAILLE wrote:
On Aug 16, 2012, at 1:22 AM, Patrick McHardy wrote:
Please send me the full mac layer debugging output. On Wed, 15 Aug 2012, Frédéric LECAILLE wrote:
Yes, this was exactly the case:
dect-cluster-add --name cluster0 --emc 0x2284 --fpn 0x1af9d --mode PP
dect-cell-add --name cell0 --cluster cluster0 --flags monitor
dect-transceiver-bind --transceiver trx0 --cell cell0
dect-transceiver-bind --transceiver trx1 --cell cell0
dect-transceiver-bind --transceiver trx2 --cell cell0 Hello Patrick,
I had a look at the net/dect/mac_csf.c file source code. dect_bc_si_cycle_complete()
often returns false with "incomplete: SSI" kernel logs:
Aug 15 15:33:25 amanda kernel: [18609.133852] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:25 amanda kernel: [18609.143816] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:25 amanda kernel: [18609.153819] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:25 amanda kernel: [18609.163822] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:25 amanda kernel: [18609.173820] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:25 amanda kernel: [18609.183821] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.193820] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.203820] page: RFPI: d7ce8 bearer description: bt:
50000000 sn: 2 sp: 0 cn: 23
Aug 15 15:33:26 amanda kernel: [18609.213817] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.233819] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.243822] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.253821] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.263822] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.273818] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.283820] extended fixed part capabilities: fpc:
01000 hlc: 000000
Aug 15 15:33:26 amanda kernel: [18609.283826] incomplete: SSI
Aug 15 15:33:26 amanda kernel: [18609.293831] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.303818] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.323822] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.333823] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.343819] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.353817] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.363819] page: RFPI: d7ce8 blind full slots: 8aa
Aug 15 15:33:26 amanda kernel: [18609.373820] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.383816] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.393842] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.403823] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.413822] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.433816] identities information: e: 0 class: 0 emc:
2284 fpn: 1af9d rpn: 0
Aug 15 15:33:26 amanda kernel: [18609.443818] multi-frame number: 4282678
Aug 15 15:33:26 amanda kernel: [18609.443825] incomplete: SSI
so how exactly was this test performed? I assume you used a real US-DECT FP and
configured the cell to PP mode?