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https://github.com/Divested-Mobile/DivestOS-Build.git
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211 lines
6.7 KiB
Diff
211 lines
6.7 KiB
Diff
From 2615c5f302441568e6dd20007bc5246d72837e80 Mon Sep 17 00:00:00 2001
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From: Andrew Chant <achant@google.com>
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Date: Tue, 6 Dec 2016 19:19:26 -0800
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Subject: [PATCH] input: synaptics_dsx: remove update sysfs entries
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Remove sysfs entrypoints to fw_update module.
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BUG: 32769717
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Change-Id: I425761af84ed5c31cc5902b4f49c4981a49f3af0
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Signed-off-by: Andrew Chant <achant@google.com>
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---
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drivers/input/touchscreen/synaptics_dsx25/Kconfig | 10 ++++++++
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.../synaptics_dsx25/synaptics_dsx_fw_update.c | 27 ++++++++++++++++++++--
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2 files changed, 35 insertions(+), 2 deletions(-)
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diff --git a/drivers/input/touchscreen/synaptics_dsx25/Kconfig b/drivers/input/touchscreen/synaptics_dsx25/Kconfig
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index 36661fc9d6a2d..218a6c3c96467 100644
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--- a/drivers/input/touchscreen/synaptics_dsx25/Kconfig
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+++ b/drivers/input/touchscreen/synaptics_dsx25/Kconfig
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@@ -59,6 +59,16 @@ config TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE
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To compile this driver as a module, choose M here: the
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module will be called synaptics_dsx_fw_update.
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+config TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE_SYSFS
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+ bool "Synaptics DSX firmware update sysfs attributes"
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+ depends on TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE
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+ help
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+ Say Y here to enable support for sysfs attributes for
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+ performing firmware update in a development environment.
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+ This does not affect the core or other subsystem attributes.
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+
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+ If unsure, say N.
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+
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config TOUCHSCREEN_SYNAPTICS_DSX25_ACTIVE_PEN
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tristate "Synaptics DSX active pen module"
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depends on TOUCHSCREEN_SYNAPTICS25_DSX_CORE
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diff --git a/drivers/input/touchscreen/synaptics_dsx25/synaptics_dsx_fw_update.c b/drivers/input/touchscreen/synaptics_dsx25/synaptics_dsx_fw_update.c
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index 323f65891b458..8cad4d3b3a9d9 100755
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--- a/drivers/input/touchscreen/synaptics_dsx25/synaptics_dsx_fw_update.c
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+++ b/drivers/input/touchscreen/synaptics_dsx25/synaptics_dsx_fw_update.c
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@@ -105,6 +105,7 @@ static int fwu_do_reflash(void);
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static int fwu_recovery_check_status(void);
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+#ifdef CONFIG_TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE_SYSFS
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static ssize_t fwu_sysfs_show_image(struct file *data_file,
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struct kobject *kobj, struct bin_attribute *attributes,
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char *buf, loff_t pos, size_t count);
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@@ -157,6 +158,7 @@ static ssize_t fwu_sysfs_guest_code_block_count_show(struct device *dev,
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static ssize_t fwu_sysfs_write_guest_code_store(struct device *dev,
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struct device_attribute *attr, const char *buf, size_t count);
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+#endif
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enum f34_version {
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F34_V0 = 0,
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@@ -595,6 +597,7 @@ struct synaptics_rmi4_fwu_handle {
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struct work_struct fwu_work;
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};
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+#ifdef CONFIG_TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE_SYSFS
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static struct bin_attribute dev_attr_data = {
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.attr = {
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.name = "data",
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@@ -652,12 +655,14 @@ static struct device_attribute attrs[] = {
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synaptics_rmi4_show_error,
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fwu_sysfs_write_guest_code_store),
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};
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+#endif
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static struct synaptics_rmi4_fwu_handle *fwu;
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DECLARE_COMPLETION(dsx_fwu_remove_complete);
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+#ifdef CONFIG_TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE_SYSFS
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DEFINE_MUTEX(fwu_sysfs_mutex);
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-
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+#endif
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static bool tp_2k_panel = false;
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/**
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* early_param: Parse system early startup parameters.
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@@ -3057,6 +3062,7 @@ static int fwu_do_reflash(void)
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return retval;
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}
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+#ifdef CONFIG_TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE_SYSFS
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static int fwu_do_read_config(void)
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{
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int retval;
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@@ -3136,6 +3142,7 @@ static int fwu_do_read_config(void)
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return retval;
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}
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+#endif
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static int fwu_do_lockdown(void)
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{
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@@ -3173,6 +3180,7 @@ static int fwu_do_lockdown(void)
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return retval;
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}
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+#ifdef CONFIG_TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE_SYSFS
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static int fwu_start_write_guest_code(void)
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{
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int retval;
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@@ -3348,6 +3356,7 @@ static int fwu_start_write_config(void)
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return retval;
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}
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+#endif
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static void synaptics_refresh_configid(void)
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{
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@@ -3584,6 +3593,7 @@ static int fwu_recovery_check_status(void)
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return 0;
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}
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+#ifdef CONFIG_TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE_SYSFS
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static int fwu_recovery_erase_all(void)
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{
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int retval;
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@@ -3778,6 +3788,7 @@ static int fwu_start_recovery(void)
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return retval;
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}
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+#endif
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int synaptics_dsx25_fw_updater(const unsigned char *fw_data)
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{
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@@ -3838,6 +3849,7 @@ static void fwu_startup_fw_update_work(struct work_struct *work)
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}
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#endif
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+#ifdef CONFIG_TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE_SYSFS
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static ssize_t fwu_sysfs_show_image(struct file *data_file,
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struct kobject *kobj, struct bin_attribute *attributes,
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char *buf, loff_t pos, size_t count)
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@@ -4236,6 +4248,7 @@ static ssize_t fwu_sysfs_write_guest_code_store(struct device *dev,
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mutex_unlock(&fwu_sysfs_mutex);
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return retval;
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}
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+#endif
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static void synaptics_rmi4_fwu_attn(struct synaptics_rmi4_data *rmi4_data,
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unsigned char intr_mask)
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@@ -4252,7 +4265,9 @@ static void synaptics_rmi4_fwu_attn(struct synaptics_rmi4_data *rmi4_data,
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static int synaptics_rmi4_fwu_init(struct synaptics_rmi4_data *rmi4_data)
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{
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int retval;
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+#ifdef CONFIG_TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE_SYSFS
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unsigned char attr_count;
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+#endif
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struct pdt_properties pdt_props;
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if (fwu) {
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@@ -4319,6 +4334,7 @@ static int synaptics_rmi4_fwu_init(struct synaptics_rmi4_data *rmi4_data)
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&fwu->fwu_work);
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#endif
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+#ifdef CONFIG_TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE_SYSFS
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retval = sysfs_create_bin_file(&rmi4_data->input_dev->dev.kobj,
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&dev_attr_data);
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if (retval < 0) {
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@@ -4339,9 +4355,11 @@ static int synaptics_rmi4_fwu_init(struct synaptics_rmi4_data *rmi4_data)
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goto exit_remove_attrs;
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}
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}
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+#endif
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return 0;
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+#ifdef CONFIG_TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE_SYSFS
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exit_remove_attrs:
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for (attr_count--; attr_count >= 0; attr_count--) {
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sysfs_remove_file(&rmi4_data->input_dev->dev.kobj,
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@@ -4349,8 +4367,9 @@ static int synaptics_rmi4_fwu_init(struct synaptics_rmi4_data *rmi4_data)
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}
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sysfs_remove_bin_file(&rmi4_data->input_dev->dev.kobj, &dev_attr_data);
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-
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exit_destroy_work:
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+#endif
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+
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#ifdef DO_STARTUP_FW_UPDATE
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cancel_work_sync(&fwu->fwu_work);
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flush_workqueue(fwu->fwu_workqueue);
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@@ -4370,7 +4389,9 @@ static int synaptics_rmi4_fwu_init(struct synaptics_rmi4_data *rmi4_data)
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static void synaptics_rmi4_fwu_remove(struct synaptics_rmi4_data *rmi4_data)
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{
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+#ifdef CONFIG_TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE_SYSFS
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unsigned char attr_count;
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+#endif
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if (!fwu)
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goto exit;
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@@ -4381,12 +4402,14 @@ static void synaptics_rmi4_fwu_remove(struct synaptics_rmi4_data *rmi4_data)
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destroy_workqueue(fwu->fwu_workqueue);
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#endif
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+#ifdef CONFIG_TOUCHSCREEN_SYNAPTICS_DSX25_FW_UPDATE_SYSFS
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for (attr_count = 0; attr_count < ARRAY_SIZE(attrs); attr_count++) {
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sysfs_remove_file(&rmi4_data->input_dev->dev.kobj,
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&attrs[attr_count].attr);
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}
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sysfs_remove_bin_file(&rmi4_data->input_dev->dev.kobj, &dev_attr_data);
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+#endif
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kfree(fwu->read_config_buf);
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kfree(fwu->image_name);
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