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From: Jiada Wang <jiada_wang@mentor.com>
To: <nick@shmanahar.org>, <dmitry.torokhov@gmail.com>,
	<jikos@kernel.org>, <benjamin.tissoires@redhat.com>,
	<bsz@semihalf.com>
Cc: <linux-input@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<erosca@de.adit-jv.com>, <Andrew_Gabbasov@mentor.com>,
	<jiada_wang@mentor.com>
Subject: [PATCH v11 25/56] Input: atmel_mxt_ts - add config checksum attribute to sysfs
Date: Thu, 7 May 2020 22:56:25 -0700	[thread overview]
Message-ID: <20200508055656.96389-26-jiada_wang@mentor.com> (raw)
In-Reply-To: <20200508055656.96389-1-jiada_wang@mentor.com>

From: karl tsou <karl.funlab@gmail.com>

Add config checksum attribute to sysfs

Signed-off-by: karl tsou <karl.funlab@gmail.com>
Signed-off-by: Nick Dyer <nick.dyer@itdev.co.uk>
(cherry picked from ndyer/linux/for-upstream commit 03477477ddbe5dcad42853ab3f84166a8f807acf)
[gdavis: Forward port and fix conflicts.]
Signed-off-by: George G. Davis <george_davis@mentor.com>
[jiada: Add commit description
	Rename mxt_config_crc_show to config_crc_show
	Replace DEVICE_ATTR with DEVICE_ATTR_RO]
Signed-off-by: Jiada Wang <jiada_wang@mentor.com>
---
 drivers/input/touchscreen/atmel_mxt_ts.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index affd2bf32969..780850343089 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -3124,6 +3124,15 @@ static int mxt_configure_objects(struct mxt_data *data,
 	return error;
 }
 
+/* Configuration crc check sum is returned as hex xxxxxx */
+static ssize_t config_crc_show(struct device *dev,
+			       struct device_attribute *attr, char *buf)
+{
+	struct mxt_data *data = dev_get_drvdata(dev);
+
+	return scnprintf(buf, PAGE_SIZE, "%06x\n", data->config_crc);
+}
+
 /* Firmware Version is returned as Major.Minor.Build */
 static ssize_t fw_version_show(struct device *dev,
 			       struct device_attribute *attr, char *buf)
@@ -3477,12 +3486,14 @@ static DEVICE_ATTR_RO(fw_version);
 static DEVICE_ATTR_RO(hw_version);
 static DEVICE_ATTR(object, S_IRUGO, mxt_object_show, NULL);
 static DEVICE_ATTR_WO(update_cfg);
+static DEVICE_ATTR_RO(config_crc);
 
 static struct attribute *mxt_attrs[] = {
 	&dev_attr_fw_version.attr,
 	&dev_attr_hw_version.attr,
 	&dev_attr_object.attr,
 	&dev_attr_update_cfg.attr,
+	&dev_attr_config_crc.attr,
 	NULL
 };
 
-- 
2.17.1


  parent reply	other threads:[~2020-05-08  5:58 UTC|newest]

Thread overview: 80+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-08  5:56 [PATCH v11 00/56] atmel_mxt_ts misc Jiada Wang
2020-05-08  5:56 ` [PATCH v11 01/56] Input: introduce input_mt_report_slot_inactive Jiada Wang
2020-05-08  5:56 ` [PATCH v11 02/56] Input: atmel_mxt_ts - rework sysfs init/remove Jiada Wang
2020-05-08  5:56 ` [PATCH v11 03/56] Input: atmel_mxt_ts - only read messages in mxt_acquire_irq() when necessary Jiada Wang
2020-05-08  5:56 ` [PATCH v11 04/56] Input: atmel_mxt_ts - split large i2c transfers into blocks Jiada Wang
2020-05-11 22:19   ` Dmitry Torokhov
2020-06-30 14:33     ` Wang, Jiada
2020-05-08  5:56 ` [PATCH v11 05/56] Input: atmel_mxt_ts - output status from T48 Noise Supression Jiada Wang
2020-05-11 22:23   ` Dmitry Torokhov
2020-06-30 14:34     ` Wang, Jiada
2020-05-08  5:56 ` [PATCH v11 06/56] Input: atmel_mxt_ts - output status from T42 Touch Suppression Jiada Wang
2020-05-08  5:56 ` [PATCH v11 07/56] Input: atmel_mxt_ts - implement T9 vector/orientation support Jiada Wang
2020-05-11 22:53   ` Dmitry Torokhov
2020-06-30 14:35     ` Wang, Jiada
2020-05-08  5:56 ` [PATCH v11 08/56] Input: atmel_mxt_ts - implement T15 Key Array support Jiada Wang
2020-05-12  2:35   ` Dmitry Torokhov
2020-05-08  5:56 ` [PATCH v11 09/56] Input: atmel_mxt_ts - handle reports from T47 Stylus object Jiada Wang
2020-05-08  5:56 ` [PATCH v11 10/56] Input: atmel_mxt_ts - implement support for T107 active stylus Jiada Wang
2020-05-08  5:56 ` [PATCH v11 11/56] Input: atmel_mxt_ts - add debug for T92 gesture and T93 touch seq msgs Jiada Wang
2020-05-08  5:56 ` [PATCH v11 12/56] Input: atmel_mxt_ts - release touch state during suspend Jiada Wang
2020-05-08  5:56 ` [PATCH v11 13/56] dt-bindings: input: atmel: add suspend mode support Jiada Wang
2020-05-08  5:56 ` [PATCH v11 14/56] Input: atmel_mxt_ts - add regulator control support Jiada Wang
2020-05-08  5:56 ` [PATCH v11 15/56] Input: atmel_mxt_ts - report failures in suspend/resume Jiada Wang
2020-05-08  5:56 ` [PATCH v11 16/56] Input: atmel_mxt_ts - allow specification of firmware file name Jiada Wang
2020-05-08  5:56 ` [PATCH v11 17/56] Input: atmel_mxt_ts: Rename mxt_fw_version_show to fw_version_show Jiada Wang
2020-05-08  5:56 ` [PATCH v11 18/56] Input: atmel_mxt_ts: Rename mxt_hw_version_show to hw_version_show Jiada Wang
2020-05-08  5:56 ` [PATCH v11 19/56] Input: atmel_mxt_ts: rename mxt_update_fw_store to update_fw_store Jiada Wang
2020-05-08  5:56 ` [PATCH v11 20/56] Input: atmel_mxt_ts - handle cfg filename via pdata/sysfs Jiada Wang
2020-05-08  5:56 ` [PATCH v11 21/56] Input: atmel_mxt_ts - check data->input_dev is not null in mxt_input_sync() Jiada Wang
2020-05-08  5:56 ` [PATCH v11 22/56] dt-bindings: input: atmel: provide name of configuration file Jiada Wang
2020-05-08  5:56 ` [PATCH v11 23/56] Input: atmel_mxt_ts - allow input name to be specified in platform data Jiada Wang
2020-05-08  5:56 ` [PATCH v11 24/56] dt-bindings: input: atmel: support to specify input name Jiada Wang
2020-05-08  5:56 ` Jiada Wang [this message]
2020-05-08  5:56 ` [PATCH v11 26/56] Input: atmel_mxt_ts - rename mxt_object_show to object_show Jiada Wang
2020-05-08  5:56 ` [PATCH v11 27/56] Input: atmel_mxt_ts - refactor firmware flash to extract context into struct Jiada Wang
2020-05-08  5:56 ` [PATCH v11 28/56] Input: atmel_mxt_ts - refactor code to enter bootloader into separate func Jiada Wang
2020-05-08  5:56 ` [PATCH v11 29/56] Input: atmel_mxt_ts - combine bootloader version query with probe Jiada Wang
2020-05-08  5:56 ` [PATCH v11 30/56] Input: atmel_mxt_ts - improve bootloader state machine handling Jiada Wang
2020-05-08  5:56 ` [PATCH v11 31/56] Input: atmel_mxt_ts - rename bl_completion to chg_completion Jiada Wang
2020-05-08  5:56 ` [PATCH v11 32/56] Input: atmel_mxt_ts - make bootloader interrupt driven Jiada Wang
2020-05-08  5:56 ` [PATCH v11 33/56] Input: atmel_mxt_ts - delay enabling IRQ when not using regulators Jiada Wang
2020-05-11  1:05   ` Dmitry Osipenko
2020-05-11  2:05     ` Wang, Jiada
2020-05-11 23:13       ` Dmitry Osipenko
2020-05-13  5:07         ` Wang, Jiada
2020-05-14  4:53           ` Dmitry Osipenko
2020-05-17  3:32             ` Wang, Jiada
2020-05-17 13:08               ` Dmitry Osipenko
2020-05-17 13:26                 ` Dmitry Osipenko
2020-05-25 14:51                   ` Wang, Jiada
2020-05-26 17:36                     ` Dmitry Osipenko
2020-05-08  5:56 ` [PATCH v11 34/56] Input: atmel_mxt_ts - implement I2C retries Jiada Wang
2020-05-08  5:56 ` [PATCH v11 35/56] Input: atmel_mxt_ts - orientation is not present in hover Jiada Wang
2020-05-08  5:56 ` [PATCH v11 36/56] Input: atmel_mxt_ts - implement debug output for messages Jiada Wang
2020-05-08  5:56 ` [PATCH v11 37/56] Input: atmel_mxt_ts - implement improved debug message interface Jiada Wang
2020-05-08  5:56 ` [PATCH v11 38/56] Input: atmel_mxt_ts - eliminate data->raw_info_block Jiada Wang
2020-05-08  5:56 ` [PATCH v11 39/56] Input: atmel_mxt_ts - Change call-points of mxt_free_* functions Jiada Wang
2020-05-08  5:56 ` [PATCH v11 40/56] Input: atmel_mxt_ts - rely on calculated_crc rather than file config_crc Jiada Wang
2020-05-08  5:56 ` [PATCH v11 41/56] input: atmel_mxt_ts: export GPIO reset line via sysfs Jiada Wang
2020-05-08  5:56 ` [PATCH v11 42/56] input: atmel_mxt_ts: Add Missing Delay for reset handling of Atmel touch panel controller in detachable displays Jiada Wang
2020-05-08  5:56 ` [PATCH v11 43/56] Input: atmel_mxt_ts: Add support for run self-test routine Jiada Wang
2020-05-08  5:56 ` [PATCH v11 44/56] Input: atmel_mxt_ts: Limit the max bytes transferred in an i2c transaction Jiada Wang
2020-05-08  5:56 ` [PATCH v11 45/56] Input: atmel_mxt_ts: return error from mxt_process_messages_until_invalid() Jiada Wang
2020-05-08  5:56 ` [PATCH v11 46/56] Input: Atmel: improve error handling in mxt_start() Jiada Wang
2020-05-08  5:56 ` [PATCH v11 47/56] Input: Atmel: improve error handling in mxt_initialize() Jiada Wang
2020-05-08  5:56 ` [PATCH v11 48/56] Input: Atmel: improve error handling in mxt_update_cfg() Jiada Wang
2020-05-08  5:56 ` [PATCH v11 49/56] Input: Atmel: Improve error handling in mxt_initialize_input_device() Jiada Wang
2020-05-08  5:56 ` [PATCH v11 50/56] Input: Atmel: handle ReportID "0x00" while processing T5 messages Jiada Wang
2020-05-08  5:56 ` [PATCH v11 51/56] Input: Atmel: use T44 object to process " Jiada Wang
2020-05-08  5:56 ` [PATCH v11 52/56] Input: atmel_mxt_ts: use gpiod_set_value_cansleep for reset pin Jiada Wang
2020-05-08  5:56 ` [PATCH v11 53/56] input: touchscreen: atmel_mxt_ts: Added sysfs entry for touchscreen status Jiada Wang
2020-05-08  5:56 ` [PATCH v11 54/56] input: atmel_mxt_ts: added sysfs interface to update atmel T38 data Jiada Wang
2020-05-10 12:03   ` kbuild test robot
2020-05-08  5:56 ` [PATCH v11 55/56] input: atmel_mxt_ts: don't disable IRQ before remove of mxt_fw_attr_group Jiada Wang
2020-05-08  5:56 ` [PATCH v11 56/56] Input: atmel_mxt_ts - Fix compilation warning Jiada Wang
2020-05-24 21:28 ` [PATCH v11 00/56] atmel_mxt_ts misc Pavel Machek
2020-05-27  6:43 ` Dmitry Torokhov
2020-06-25 13:50   ` Wang, Jiada
2020-07-08 13:05     ` Wang, Jiada
2020-07-17  7:21       ` Wang, Jiada

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