154 lines
7.1 KiB
Diff
154 lines
7.1 KiB
Diff
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Received: from johnchen902-arch-ryzen.. (2001-b011-3815-3a1f-9afa-9bff-fe6e-3ce2.dynamic-ip6.hinet.net. [2001:b011:3815:3a1f:9afa:9bff:fe6e:3ce2])
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Sat, 27 Mar 2021 06:06:43 -0700 (PDT)
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From: John Chen <johnchen902@gmail.com>
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To: linux-kernel@vger.kernel.org
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Cc: Rohit Pidaparthi <rohitpid@gmail.com>,
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RicardoEPRodrigues <ricardo.e.p.rodrigues@gmail.com>,
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Jiri Kosina <jikos@kernel.org>,
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Benjamin Tissoires <benjamin.tissoires@redhat.com>,
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John Chen <johnchen902@gmail.com>
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Subject: [PATCH 4/4] HID: input: map battery capacity (00850065)
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Date: Sat, 27 Mar 2021 21:05:08 +0800
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Message-Id: <20210327130508.24849-5-johnchen902@gmail.com>
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In-Reply-To: <20210327130508.24849-1-johnchen902@gmail.com>
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References: <20210327130508.24849-1-johnchen902@gmail.com>
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This is the capacity in percentage, relative to design capacity.
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Specifically, it is present in Apple Magic Mouse 2.
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In contrast, usage 00850064 is also the capacity in percentage, but is
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relative to full capacity. It is not mapped here because I don't have
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such device.
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Signed-off-by: John Chen <johnchen902@gmail.com>
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---
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drivers/hid/hid-debug.c | 1 +
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drivers/hid/hid-input.c | 11 +++++++++++
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include/linux/hid.h | 3 +++
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3 files changed, 15 insertions(+)
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diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
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index d7eaf9100370..59f8d716d78f 100644
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--- a/drivers/hid/hid-debug.c
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+++ b/drivers/hid/hid-debug.c
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@@ -417,6 +417,7 @@ static const struct hid_usage_entry hid_usage_table[] = {
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{ 0x85, 0x44, "Charging" },
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{ 0x85, 0x45, "Discharging" },
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{ 0x85, 0x4b, "NeedReplacement" },
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+ { 0x85, 0x65, "AbsoluteStateOfCharge" },
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{ 0x85, 0x66, "RemainingCapacity" },
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{ 0x85, 0x68, "RunTimeToEmpty" },
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{ 0x85, 0x6a, "AverageTimeToFull" },
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diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
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index 236bccd37760..5dea3669a927 100644
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--- a/drivers/hid/hid-input.c
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+++ b/drivers/hid/hid-input.c
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@@ -1074,6 +1074,17 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
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}
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goto unknown;
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+ case HID_UP_BATTERY:
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+ switch (usage->hid) {
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+ case HID_BAT_ABSOLUTESTATEOFCHARGE:
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+ hidinput_setup_battery(device, HID_INPUT_REPORT, field);
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+ usage->type = EV_PWR;
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+ return;
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+ }
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+ goto unknown;
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+
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case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */
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set_bit(EV_REP, input->evbit);
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switch (usage->hid & HID_USAGE) {
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diff --git a/include/linux/hid.h b/include/linux/hid.h
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index ef702b3f56e3..b40e1abbe11d 100644
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--- a/include/linux/hid.h
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+++ b/include/linux/hid.h
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@@ -153,6 +153,7 @@ struct hid_item {
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#define HID_UP_CONSUMER 0x000c0000
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#define HID_UP_DIGITIZER 0x000d0000
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#define HID_UP_PID 0x000f0000
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+#define HID_UP_BATTERY 0x00850000
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#define HID_UP_HPVENDOR 0xff7f0000
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#define HID_UP_HPVENDOR2 0xff010000
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#define HID_UP_MSVENDOR 0xff000000
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@@ -297,6 +298,8 @@ struct hid_item {
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#define HID_DG_TOOLSERIALNUMBER 0x000d005b
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#define HID_DG_LATENCYMODE 0x000d0060
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+#define HID_BAT_ABSOLUTESTATEOFCHARGE 0x00850065
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+
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#define HID_VD_ASUS_CUSTOM_MEDIA_KEYS 0xff310076
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/*
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* HID report types --- Ouch! HID spec says 1 2 3!
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--
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2.31.0
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