git.openwrt.org Git - openwrt/staging/981213.git/blob

   1 From 496f4b08981d8a788ad5a2073fa1c65a2af1862b Mon Sep 17 00:00:00 2001
   2 From: Chen-Yu Tsai <wenst@chromium.org>
   3 Date: Tue, 13 Jun 2023 17:13:16 +0800
   4 Subject: [PATCH 22/42] thermal/drivers/mediatek/lvts_thermal: Register thermal
   5  zones as hwmon sensors
   6
   7 Register thermal zones as hwmon sensors to let userspace read
   8 temperatures using standard hwmon interface.
   9
  10 Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>
  11 Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
  12 Link: https://lore.kernel.org/r/20230613091317.1691247-1-wenst@chromium.org
  13 ---
  14  drivers/thermal/mediatek/lvts_thermal.c | 5 +++++
  15  1 file changed, 5 insertions(+)
  16
  17 --- a/drivers/thermal/mediatek/lvts_thermal.c
  18 +++ b/drivers/thermal/mediatek/lvts_thermal.c
  19 @@ -19,6 +19,8 @@
  20  #include <linux/thermal.h>
  21  #include <dt-bindings/thermal/mediatek,lvts-thermal.h>
  22
  23 +#include "../thermal_hwmon.h"
  24 +
  25  #define LVTS_MONCTL0(__base)   (__base + 0x0000)
  26  #define LVTS_MONCTL1(__base)   (__base + 0x0004)
  27  #define LVTS_MONCTL2(__base)   (__base + 0x0008)
  28 @@ -996,6 +998,9 @@ static int lvts_ctrl_start(struct device
  29                         return PTR_ERR(tz);
  30                 }
  31
  32 +               if (devm_thermal_add_hwmon_sysfs(dev, tz))
  33 +                       dev_warn(dev, "zone %d: Failed to add hwmon sysfs attributes\n", dt_id);
  34 +
  35                 /*
  36                  * The thermal zone pointer will be needed in the
  37                  * interrupt handler, we store it in the sensor