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Message-ID: <9d3afac3-c245-a746-b029-77aa66c93f9d@kali.org>
Date: Tue, 23 Jun 2020 20:10:02 -0500
From: Steev Klimaszewski <steev@...i.org>
To: Kyuho Choi <chlrbgh0@...il.com>, Avri Altman <Avri.Altman@....com>
Cc: Rob Clark <robdclark@...il.com>,
Bjorn Andersson <bjorn.andersson@...aro.org>,
Asutosh Das <asutoshd@...eaurora.org>,
"cang@...eaurora.org" <cang@...eaurora.org>,
"martin.petersen@...cle.com" <martin.petersen@...cle.com>,
"linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
linux-arm-msm <linux-arm-msm@...r.kernel.org>,
Subhash Jadavani <subhashj@...eaurora.org>,
Alim Akhtar <alim.akhtar@...sung.com>,
"James E.J. Bottomley" <jejb@...ux.ibm.com>,
Bean Huo <beanhuo@...ron.com>,
Stanley Chu <stanley.chu@...iatek.com>,
Tomas Winkler <tomas.winkler@...el.com>,
Colin Ian King <colin.king@...onical.com>,
Bart Van Assche <bvanassche@....org>,
open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1 1/3] scsi: ufs: add write booster feature support
On 6/23/20 1:51 AM, Kyuho Choi wrote:
> Hi Avri,
>
> On 6/23/20, Avri Altman <Avri.Altman@....com> wrote:
>>> AFAIK, this device are ufs 2.1. It's not support writebooster.
>>>
>>> I'd check latest linux scsi branch and ufshcd_wb_config function's
>>> called without device capability check.
>> Please grep ufshcd_wb_probe.
>>
> I got your point, but as I mentioned, this device not support wb, this
> is old products.
>
> I'm not sure ufshcd_wb_probe are called or not in Rob and Steev's platform.
> If it's called, hba->caps are setted with wb diable and this error not occured.
> But (it looks) not called, same query error will be occured in
> ufshcd_wb_config/ctrl.
>
> BR,
> Kyuho Choi
I do show ufshcd_wb_probe in my sources - I'm based on 5.8-rc2 with a
few extra patches for the c630, and the inline encryption patches.
I this is the output that I see -
1.
[ 0.702501] ufshcd-qcom 1d84000.ufshc: ufshcd_populate_vreg:
Unable to find vdd-hba-supply regulator, assuming enabled
2.
[ 0.702506] ufshcd-qcom 1d84000.ufshc: ufshcd_populate_vreg:
Unable to find vccq-supply regulator, assuming enabled
3.
[ 0.702508] ufshcd-qcom 1d84000.ufshc: ufshcd_populate_vreg:
Unable to find vccq2-supply regulator, assuming enabled
4.
[ 0.703296] ufshcd-qcom 1d84000.ufshc: Found QC Inline Crypto
Engine (ICE) v3.1.75
5.
[ 0.705121] scsi host0: ufshcd
6.
[ 0.720163] ALSA device list:
7.
[ 0.720171] No soundcards found.
8.
[ 0.731393] ufshcd-qcom 1d84000.ufshc: ufshcd_print_pwr_info:[RX,
TX]: gear=[1, 1], lane[1, 1], pwr[SLOWAUTO_MODE, SLOWAUTO_MODE],
rate = 0
9.
[ 0.893738] ufshcd-qcom 1d84000.ufshc: ufshcd_print_pwr_info:[RX,
TX]: gear=[3, 3], lane[2, 2], pwr[FAST MODE, FAST MODE], rate = 2
10.
[ 0.894703] ufshcd-qcom 1d84000.ufshc:
ufshcd_find_max_sup_active_icc_level: Regulator capability was not
set, actvIccLevel=0
11.
[ 0.896032] ufshcd-qcom 1d84000.ufshc: ufshcd_query_flag: Sending
flag query for idn 14 failed, err = 253
12.
[ 0.896919] ufshcd-qcom 1d84000.ufshc: ufshcd_query_flag: Sending
flag query for idn 14 failed, err = 253
13.
[ 0.897798] ufshcd-qcom 1d84000.ufshc: ufshcd_query_flag: Sending
flag query for idn 14 failed, err = 253
14.
[ 0.898227] ufshcd-qcom 1d84000.ufshc: ufshcd_query_flag_retry:
query attribute, opcode 6, idn 14, failed with error 253 after 3 retires
15.
[ 0.898798] ufshcd-qcom 1d84000.ufshc: ufshcd_wb_ctrl write
booster enable failed 253
16.
[ 0.899150] ufshcd-qcom 1d84000.ufshc: ufshcd_wb_config: Enable
WB failed: 253
17.
[ 0.899918] ufshcd-qcom 1d84000.ufshc: ufshcd_query_flag: Sending
flag query for idn 16 failed, err = 253
18.
[ 0.900448] ufshcd-qcom 1d84000.ufshc: ufshcd_query_flag: Sending
flag query for idn 16 failed, err = 253
19.
[ 0.901290] ufshcd-qcom 1d84000.ufshc: ufshcd_query_flag: Sending
flag query for idn 16 failed, err = 253
20.
[ 0.901749] ufshcd-qcom 1d84000.ufshc: ufshcd_query_flag_retry:
query attribute, opcode 6, idn 16, failed with error 253 after 3 retires
21.
[ 0.902285] ufshcd-qcom 1d84000.ufshc: ufshcd_wb_config: En WB
flush during H8: failed: 253
22.
[ 0.903105] ufshcd-qcom 1d84000.ufshc: ufshcd_query_flag: Sending
flag query for idn 15 failed, err = 253
23.
[ 0.903988] ufshcd-qcom 1d84000.ufshc: ufshcd_query_flag: Sending
flag query for idn 15 failed, err = 253
24.
[ 0.904866] ufshcd-qcom 1d84000.ufshc: ufshcd_query_flag: Sending
flag query for idn 15 failed, err = 253
25.
[ 0.905294] ufshcd-qcom 1d84000.ufshc: ufshcd_query_flag_retry:
query attribute, opcode 6, idn 15, failed with error 253 after 3 retires
26.
[ 0.905859] ufshcd-qcom 1d84000.ufshc: ufshcd_wb_buf_flush_enable
WB - buf flush enable failed 253
27.
[ 0.907659] scsi 0:0:0:49488: Well-known LUN SAMSUNG
KLUDG4U1EA-B0C1 0500 PQ: 0 ANSI: 6
28.
[ 0.911082] scsi 0:0:0:49476: Well-known LUN SAMSUNG
KLUDG4U1EA-B0C1 0500 PQ: 0 ANSI: 6
29.
[ 0.913268] scsi 0:0:0:49456: Well-known LUN SAMSUNG
KLUDG4U1EA-B0C1 0500 PQ: 0 ANSI: 6
30.
[ 0.914580] scsi 0:0:0:0: Direct-Access SAMSUNG
KLUDG4U1EA-B0C1 0500 PQ: 0 ANSI: 6
31.
[ 0.915156] sd 0:0:0:0: Power-on or device reset occurred
32.
[ 0.915311] scsi 0:0:0:1: Direct-Access SAMSUNG
KLUDG4U1EA-B0C1 0500 PQ: 0 ANSI: 6
33.
[ 0.916104] scsi 0:0:0:2: Direct-Access SAMSUNG
KLUDG4U1EA-B0C1 0500 PQ: 0 ANSI: 6
34.
[ 0.916318] sd 0:0:0:0: [sda] 29765632 4096-byte logical blocks:
(122 GB/114 GiB)
35.
[ 0.916417] sd 0:0:0:0: [sda] Write Protect is off
36.
[ 0.916424] sd 0:0:0:0: [sda] Mode Sense: 00 32 00 10
37.
[ 0.916589] sd 0:0:0:0: [sda] Write cache: enabled, read cache:
enabled, supports DPO and FUA
38.
[ 0.916667] sd 0:0:0:0: [sda] Optimal transfer size 8192 bytes
39.
[ 0.916897] sd 0:0:0:1: Power-on or device reset occurred
40.
[ 0.917131] scsi 0:0:0:3: Direct-Access SAMSUNG
KLUDG4U1EA-B0C1 0500 PQ: 0 ANSI: 6
41.
[ 0.917498] sd 0:0:0:2: Power-on or device reset occurred
42.
[ 0.917994] sd 0:0:0:3: Power-on or device reset occurred
43.
[ 0.919301] scsi 0:0:0:4: Direct-Access SAMSUNG
KLUDG4U1EA-B0C1 0500 PQ: 0 ANSI: 6
44.
[ 0.920207] sd 0:0:0:2: [sdc] 1024 4096-byte logical blocks:
(4.19 MB/4.00 MiB)
45.
[ 0.920310] sd 0:0:0:3: [sdd] 32768 4096-byte logical blocks:
(134 MB/128 MiB)
46.
[ 0.920312] sd 0:0:0:2: [sdc] Write Protect is off
47.
[ 0.920317] sd 0:0:0:2: [sdc] Mode Sense: 00 32 00 10
48.
[ 0.920405] sd 0:0:0:3: [sdd] Write Protect is off
49.
[ 0.920410] sd 0:0:0:3: [sdd] Mode Sense: 00 32 00 10
50.
[ 0.920642] sd 0:0:0:2: [sdc] Write cache: enabled, read cache:
enabled, supports DPO and FUA
51.
[ 0.921151] sd 0:0:0:2: [sdc] Optimal transfer size 8192 bytes
52.
[ 0.921212] sd 0:0:0:3: [sdd] Write cache: enabled, read cache:
enabled, supports DPO and FUA
53.
[ 0.921526] sd 0:0:0:3: [sdd] Optimal transfer size 8192 bytes
54.
[ 0.922585] sd 0:0:0:4: Power-on or device reset occurred
55.
[ 0.922983] scsi 0:0:0:5: Direct-Access SAMSUNG
KLUDG4U1EA-B0C1 0500 PQ: 0 ANSI: 6
56.
[ 0.923490] sd 0:0:0:1: [sdb] 1024 4096-byte logical blocks:
(4.19 MB/4.00 MiB)
57.
[ 0.928867] sd 0:0:0:1: [sdb] Write Protect is off
58.
[ 0.928870] sd 0:0:0:1: [sdb] Mode Sense: 00 32 00 10
59.
[ 0.930887] sd 0:0:0:4: [sde] 1048576 4096-byte logical blocks:
(4.29 GB/4.00 GiB)
60.
[ 0.931179] sd 0:0:0:1: [sdb] Write cache: enabled, read cache:
enabled, supports DPO and FUA
61.
[ 0.932015] random: fast init done
62.
[ 0.932022] sd 0:0:0:5: Power-on or device reset occurred
63.
[ 0.935289] sd 0:0:0:4: [sde] Write Protect is off
64.
[ 0.935293] sd 0:0:0:4: [sde] Mode Sense: 00 32 00 10
65.
[ 0.935396] sda: sda1 sda2 sda3 sda4 sda5
66.
[ 0.936047] sd 0:0:0:1: [sdb] Optimal transfer size 8192 bytes
67.
[ 0.936358] sd 0:0:0:4: [sde] Write cache: enabled, read cache:
enabled, supports DPO and FUA
68.
[ 0.936865] sd 0:0:0:4: [sde] Optimal transfer size 8192 bytes
69.
[ 0.938448] sdc: sdc1 sdc2
70.
[ 0.939470] sd 0:0:0:5: [sdf] 393216 4096-byte logical blocks:
(1.61 GB/1.50 GiB)
71.
[ 0.939743] sd 0:0:0:5: [sdf] Write Protect is off
72.
[ 0.939747] sd 0:0:0:5: [sdf] Mode Sense: 00 32 00 10
73.
[ 0.940609] sd 0:0:0:5: [sdf] Write cache: enabled, read cache:
enabled, supports DPO and FUA
74.
[ 0.940837] sd 0:0:0:5: [sdf] Optimal transfer size 8192 bytes
75.
[ 0.940984] sd 0:0:0:0: [sda] Attached SCSI disk
76.
[ 0.941150] sd 0:0:0:2: [sdc] Attached SCSI disk
77.
[ 0.945814] sdd: sdd2 sdd3
78.
[ 0.945983] sdf: sdf2 sdf3 sdf4 sdf5
79.
[ 0.946701] sde: sde1 sde2 sde3 sde4 sde5 sde6 sde7 sde8 sde9
sde10 sde11 sde12 sde13 sde14 sde15 sde16 sde17 sde18 sde19 sde20
sde21 sde22 sde23 sde24 sde25 sde26 sde27
80.
[ 0.953610] sdb: sdb1 sdb2
81.
[ 0.954035] sd 0:0:0:5: [sdf] Attached SCSI disk
82.
[ 0.954131] sd 0:0:0:4: [sde] Attached SCSI disk
83.
[ 0.954177] sd 0:0:0:3: [sdd] Attached SCSI disk
84.
[ 0.955316] sd 0:0:0:1: [sdb] Attached SCSI disk
Full dmesg output at https://pastebin.com/azWahunu
-- Steev
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