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SubjectRe: [PATCH v3 2/5] ACPI: battery: Clean up printing messages
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Date
Hi,

On 2/3/21 7:44 PM, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
>
> Replace the ACPI_DEBUG_PRINT() and ACPI_EXCEPTION() instances
> in battery.c with acpi_handle_debug() and acpi_handle_info() calls,
> respectively, which among other things causes the excessive log
> level of the messages previously printed via ACPI_EXCEPTION() to
> be increased.
>
> Drop the _COMPONENT and ACPI_MODULE_NAME() definitions that are not
> used any more, drop the no longer needed ACPI_BATTERY_COMPONENT
> definition from the headers and update the documentation accordingly.
>
> While at it, update the pr_fmt() definition and drop the unneeded
> PREFIX sybmbol definition from battery.c. Also adapt the existing
> pr_info() calls to the new pr_fmt() definition.
>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> ---
>
> v2 -> v3: Also adapt the existing pr_info() calls to the new pr_fmt()
> definition.
>
> v1 -> v2: Changelog update.
>
> ---
> Documentation/firmware-guide/acpi/debug.rst | 1
> drivers/acpi/battery.c | 33 +++++++++++++---------------
> drivers/acpi/sysfs.c | 1
> include/acpi/acpi_drivers.h | 1
> 4 files changed, 16 insertions(+), 20 deletions(-)
>
> Index: linux-pm/drivers/acpi/battery.c
> ===================================================================
> --- linux-pm.orig/drivers/acpi/battery.c
> +++ linux-pm/drivers/acpi/battery.c
> @@ -8,7 +8,7 @@
> * Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
> */
>
> -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +#define pr_fmt(fmt) "ACPI: battery: " fmt
>
> #include <linux/async.h>
> #include <linux/delay.h>
> @@ -29,8 +29,6 @@
>
> #include <acpi/battery.h>
>
> -#define PREFIX "ACPI: "
> -
> #define ACPI_BATTERY_VALUE_UNKNOWN 0xFFFFFFFF
> #define ACPI_BATTERY_CAPACITY_VALID(capacity) \
> ((capacity) != 0 && (capacity) != ACPI_BATTERY_VALUE_UNKNOWN)
> @@ -44,10 +42,6 @@
> #define ACPI_BATTERY_STATE_CHARGING 0x2
> #define ACPI_BATTERY_STATE_CRITICAL 0x4
>
> -#define _COMPONENT ACPI_BATTERY_COMPONENT
> -
> -ACPI_MODULE_NAME("battery");
> -
> MODULE_AUTHOR("Paul Diefenbaugh");
> MODULE_AUTHOR("Alexey Starikovskiy <astarikovskiy@suse.de>");
> MODULE_DESCRIPTION("ACPI Battery Driver");
> @@ -466,7 +460,8 @@ static int extract_package(struct acpi_b
> static int acpi_battery_get_status(struct acpi_battery *battery)
> {
> if (acpi_bus_get_status(battery->device)) {
> - ACPI_EXCEPTION((AE_INFO, AE_ERROR, "Evaluating _STA"));
> + acpi_handle_info(battery->device->handle,
> + "_STA evaluation failed\n");

Missing ": %s", acpi_format_exception(status), or is that intentional
(I did not see this mentioned in the commit msg) ?

With that fixed, or explained, this is:

Reviewed-by: Hans de Goede <hdegoede@redhat.com>

Regards,

Hans




> return -ENODEV;
> }
> return 0;
> @@ -535,8 +530,10 @@ static int acpi_battery_get_info(struct
> mutex_unlock(&battery->lock);
>
> if (ACPI_FAILURE(status)) {
> - ACPI_EXCEPTION((AE_INFO, status, "Evaluating %s",
> - use_bix ? "_BIX":"_BIF"));
> + acpi_handle_info(battery->device->handle,
> + "%s evaluation failed: %s\n",
> + use_bix ?"_BIX":"_BIF",
> + acpi_format_exception(status));
> } else {
> result = extract_battery_info(use_bix,
> battery,
> @@ -573,7 +570,9 @@ static int acpi_battery_get_state(struct
> mutex_unlock(&battery->lock);
>
> if (ACPI_FAILURE(status)) {
> - ACPI_EXCEPTION((AE_INFO, status, "Evaluating _BST"));
> + acpi_handle_info(battery->device->handle,
> + "_BST evaluation failed: %s",
> + acpi_format_exception(status));
> return -ENODEV;
> }
>
> @@ -590,7 +589,7 @@ static int acpi_battery_get_state(struct
> battery->rate_now != ACPI_BATTERY_VALUE_UNKNOWN &&
> (s16)(battery->rate_now) < 0) {
> battery->rate_now = abs((s16)battery->rate_now);
> - pr_warn_once(FW_BUG "battery: (dis)charge rate invalid.\n");
> + pr_warn_once(FW_BUG "(dis)charge rate invalid.\n");
> }
>
> if (test_bit(ACPI_BATTERY_QUIRK_PERCENTAGE_CAPACITY, &battery->flags)
> @@ -625,7 +624,9 @@ static int acpi_battery_set_alarm(struct
> if (ACPI_FAILURE(status))
> return -ENODEV;
>
> - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Alarm set to %d\n", battery->alarm));
> + acpi_handle_debug(battery->device->handle, "Alarm set to %d\n",
> + battery->alarm);
> +
> return 0;
> }
>
> @@ -1201,8 +1202,7 @@ static int acpi_battery_add(struct acpi_
> if (result)
> goto fail;
>
> - pr_info(PREFIX "%s Slot [%s] (battery %s)\n",
> - ACPI_BATTERY_DEVICE_NAME, acpi_device_bid(device),
> + pr_info("Slot [%s] (battery %s)\n", acpi_device_bid(device),
> device->status.battery_present ? "present" : "absent");
>
> battery->pm_nb.notifier_call = battery_notify;
> @@ -1282,8 +1282,7 @@ static void __init acpi_battery_init_asy
> if (battery_check_pmic) {
> for (i = 0; i < ARRAY_SIZE(acpi_battery_blacklist); i++)
> if (acpi_dev_present(acpi_battery_blacklist[i], "1", -1)) {
> - pr_info(PREFIX ACPI_BATTERY_DEVICE_NAME
> - ": found native %s PMIC, not loading\n",
> + pr_info("found native %s PMIC, not loading\n",
> acpi_battery_blacklist[i]);
> return;
> }
> Index: linux-pm/Documentation/firmware-guide/acpi/debug.rst
> ===================================================================
> --- linux-pm.orig/Documentation/firmware-guide/acpi/debug.rst
> +++ linux-pm/Documentation/firmware-guide/acpi/debug.rst
> @@ -52,7 +52,6 @@ shows the supported mask values, current
> ACPI_CA_DISASSEMBLER 0x00000800
> ACPI_COMPILER 0x00001000
> ACPI_TOOLS 0x00002000
> - ACPI_BATTERY_COMPONENT 0x00040000
> ACPI_BUTTON_COMPONENT 0x00080000
> ACPI_SBS_COMPONENT 0x00100000
> ACPI_FAN_COMPONENT 0x00200000
> Index: linux-pm/drivers/acpi/sysfs.c
> ===================================================================
> --- linux-pm.orig/drivers/acpi/sysfs.c
> +++ linux-pm/drivers/acpi/sysfs.c
> @@ -52,7 +52,6 @@ static const struct acpi_dlayer acpi_deb
> ACPI_DEBUG_INIT(ACPI_COMPILER),
> ACPI_DEBUG_INIT(ACPI_TOOLS),
>
> - ACPI_DEBUG_INIT(ACPI_BATTERY_COMPONENT),
> ACPI_DEBUG_INIT(ACPI_BUTTON_COMPONENT),
> ACPI_DEBUG_INIT(ACPI_SBS_COMPONENT),
> ACPI_DEBUG_INIT(ACPI_FAN_COMPONENT),
> Index: linux-pm/include/acpi/acpi_drivers.h
> ===================================================================
> --- linux-pm.orig/include/acpi/acpi_drivers.h
> +++ linux-pm/include/acpi/acpi_drivers.h
> @@ -15,7 +15,6 @@
> * Please update drivers/acpi/debug.c and Documentation/firmware-guide/acpi/debug.rst
> * if you add to this list.
> */
> -#define ACPI_BATTERY_COMPONENT 0x00040000
> #define ACPI_BUTTON_COMPONENT 0x00080000
> #define ACPI_SBS_COMPONENT 0x00100000
> #define ACPI_FAN_COMPONENT 0x00200000
>
>
>

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