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21 commits

Author SHA1 Message Date
wangjianyu3
c6c89ac262 Thermal/step_wise: Fix that hysteresis takes no effect 
Test command

  nsh> cat /proc/thermal/cpu-thermal

Trips

  /* Copy from drivers/thermal/thermal_dummy.c */

  {.name = "cpu_crit",   .temp = 90, .hyst = 5, .type = THERMAL_CRITICAL},
  {.name = "cpu_alert1", .temp = 70, .hyst = 5, .type = THERMAL_HOT},
  {.name = "cpu_alert0", .temp = 60, .hyst = 5, .type = THERMAL_NORMAL},

Without this patch

  # Error occured when temperature jump to 69.

  z:cpu-thermal t:67 t:1 h:16 l:0 c:fan0 s:0|(invalid)
  z:cpu-thermal t:72 t:1 h:16 l:0 c:fan0 s:1|1
  z:cpu-thermal t:69 t:1 h:16 l:0 c:fan0 s:0|0
  z:cpu-thermal t:74 t:1 h:16 l:0 c:fan0 s:1|1

With this patch

  z:cpu-thermal t:67 t:1 h:16 l:0 c:fan0 s:0|(invalid)
  z:cpu-thermal t:72 t:1 h:16 l:0 c:fan0 s:1|1
  z:cpu-thermal t:69 t:1 h:16 l:0 c:fan0 s:1|1
  z:cpu-thermal t:74 t:1 h:16 l:0 c:fan0 s:2|2

Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-12-26 09:23:10 +08:00
wangjianyu3
975eddaac5 Thermal/procfs: Do not print invalid target cooling state directly 
Diff
  - z:cpu-thermal t:48 t:1 h:16 l:0 c:fan0 s:0|4294967295
  + z:cpu-thermal t:48 t:1 h:16 l:0 c:fan0 s:0|(invalid)

The invalid value 4294967295(THERMAL_NO_TARGET, defined as UINT_MAX(0xffffffff)) may bother users.

Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-12-26 09:23:10 +08:00
wangjianyu3
e06ff62063 Thermal/dummy: Add temperature jump to test hysteresis 
Log

  z:cpu-thermal t:50 t:1 h:16 l:0 c:fan0 s:0|(invalid)
  z:cpu-thermal t:47 t:1 h:16 l:0 c:fan0 s:0|(invalid)
  z:cpu-thermal t:52 t:1 h:16 l:0 c:fan0 s:0|(invalid)
  z:cpu-thermal t:49 t:1 h:16 l:0 c:fan0 s:0|(invalid)
  z:cpu-thermal t:54 t:1 h:16 l:0 c:fan0 s:0|(invalid)
  z:cpu-thermal t:51 t:1 h:16 l:0 c:fan0 s:0|(invalid)
  z:cpu-thermal t:56 t:1 h:16 l:0 c:fan0 s:0|(invalid)

Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-12-26 09:23:10 +08:00
wangjianyu3
8c5a61d93c Thermal: The thermal core depends on LPWORK 
Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-12-26 09:23:10 +08:00
chao an
86ffd45707 drivers/virtio: fix typo deivce -> device 
Signed-off-by: chao an <anchao@lixiang.com>
 2024-12-17 20:48:07 +08:00
Alin Jerpelea
286d37026c drivers: migrate to SPDX identifier 
Most tools used for compliance and SBOM generation use SPDX identifiers
This change brings us a step closer to an easy SBOM generation.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
 2024-11-06 18:02:25 +08:00
xuxin19
4667163152 cmake:add driver thermal CMake scripts 
Signed-off-by: xuxin19 <xuxin19@xiaomi.com>
 2024-10-13 02:25:06 +08:00
wangjianyu3
a73ee73c78 Thermal/dummy: Fix depends error 
1. cpufreq.h not found if cpufreq is not supported on some branches.
./thermal/thermal_dummy.c:25:10: fatal error: nuttx/cpufreq.h: No such file or directory
   25 | #include <nuttx/cpufreq.h>
      |          ^~~~~~~~~~~~~~~~~
compilation terminated.

2. debug.h is included by including <nuttx/cpufreq.h>, should not.
CC:  thermal/thermal_dummy.c thermal/thermal_dummy.c: In function ‘thermal_dummy_init’:
thermal/thermal_dummy.c:338:7: warning: implicit declaration of function ‘therr’ [-Wimplicit-function-declaration]
  338 |       therr("Register cooling device fan0 failed!\n");
      |

https://github.com/apache/nuttx/pull/12824
Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00
wangjianyu3
efd7e31b3a Thermal/procfs: Remove unnecessary nxmutex_unlock 
https://github.com/apache/nuttx/pull/12824
Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00
wangjianyu3
88cc4b1120 Thermal/procfs: Disabled immediately after enabling. 
When exec "echo 1 > /proc/thermal/cpu-thermal", procfs get "\n" after "1", treat as disable:
```
 #1  0x000000000040f452 in thermal_procfs_write (filep=0x7ffff3d241e8, buffer=0x7ffff3d344fc "\n", buflen=1) at thermal/thermal_procfs.c:179
```

Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00
wangjianyu3
d5ffed635b Thermal/dummy: Get cpufreq_driver from cpufreq_policy. 
Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00
wangjianyu3
e8758eb974 Thermal/step_wise: Increase cooling state in case of "stable" trend and "hot" trip. 
Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00
wangjianyu3
68d5516c90 Thermal/dummy: Fix warning 
```
CID 1159822: (#1 of 2): 宏将无符号值与 0 做了比较 (NO_EFFECT)
unsigned_compare: 不带符号值的此 greater-than-or-equal-to-zero 比较总是为 true。index >= 0U。
```
Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00
wangjianyu3
515c3978dd Thermal: Check trip type in thermal_zone_device_register(). 
Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00
wangjianyu3
f96d3798a1 Thermal: remove assert of thermal_zone_device_update() 
Called by both of lpwork and Idle_Task:

[    0.000000] [ 0] [  INFO] [ap] thermal_zone_device_register: Registered zone device cpu-thermal
[    0.000000] [ 0] [ EMERG] [ap] _assert: Current Version: NuttX ap 0.0.0  Dec 11 2023 20:59:20 sim
[    0.000000] [ 0] [ EMERG] [ap] _assert: Assertion failed : at file: thermal/thermal_core.c:820 task: Idle_Task process: Kernel 0x32ade29

Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00
wangjianyu3
d43f0272e5 Thermal: Add dummy driver 
Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00
wangjianyu3
b30f866f80 Thermal: Add procfs file nodes 
Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00
wangjianyu3
520e4042ce Thermal: Register pm suspend notifier 
Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00
wangjianyu3
2f285a04f9 Thermal: Support cpufreq cooling device 
Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00
wangjianyu3
338b5d7415 Thermal: Support step_wise governor 
Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00
wangjianyu3
d1b87bd021 Add thermal framework 
Signed-off-by: wangjianyu3 <wangjianyu3@xiaomi.com>
 2024-09-23 08:57:29 +08:00