From d8f62a4f2bdf61679a1c03ca5fb48a18f3ebc923 Mon Sep 17 00:00:00 2001 From: wengjun1 Date: Thu, 7 Nov 2019 16:25:32 +0800 Subject: [PATCH] DLKM: touch: Improve novatek 0flash driver MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit - Add interface for RF desense test. echo 0 > /proc/nvt_monitor_control，touch keep in active (Normal Active) echo 1 > /proc/nvt_monitor_control，touch keep inactive + doze (Normal Idle) Press power keep or let phone enter into suspend, touch keep in sleep or power Off Mode, Change-Id: I20d6103a605c4f8775b6f0c5a3eb60c1e2ef29d2 Signed-off-by: wengjun1 Reviewed-on: https://gerrit.mot.com/1450667 SLTApproved: Slta Waiver SME-Granted: SME Approvals Granted Tested-by: Jira Key Reviewed-by: Yeqing Wang Reviewed-by: Hujun Liao Submit-Approved: Jira Key --- .../nova_0flash_mmi/nt36xxx_ext_proc.c | 118 ++++++++++++++++++ 1 file changed, 118 insertions(+) diff --git a/drivers/input/touchscreen/nova_0flash_mmi/nt36xxx_ext_proc.c b/drivers/input/touchscreen/nova_0flash_mmi/nt36xxx_ext_proc.c index 0c342b451fd5..44f379b56616 100644 --- a/drivers/input/touchscreen/nova_0flash_mmi/nt36xxx_ext_proc.c +++ b/drivers/input/touchscreen/nova_0flash_mmi/nt36xxx_ext_proc.c @@ -28,6 +28,7 @@ #define NVT_RAW "nvt_raw" #define NVT_DIFF "nvt_diff" #define NVT_UPDATE "nvt_update" +#define NVT_MONITOR_CTRL_FLAG "nvt_monitor_control" #define BUS_TRANSFER_LENGTH 256 @@ -46,6 +47,7 @@ static struct proc_dir_entry *NVT_proc_baseline_entry; static struct proc_dir_entry *NVT_proc_raw_entry; static struct proc_dir_entry *NVT_proc_diff_entry; static struct proc_dir_entry *NVT_proc_fwupdate_entry; +static struct proc_dir_entry *NVT_proc_monitor_control_entry; /******************************************************* Description: @@ -584,6 +586,109 @@ static const struct file_operations nvt_fwupdate_fops = { .read = nvt_fwupdate_read, }; +uint8_t status = 1; +#define ENABLE_MONITOR 1 +#define DISABLE_MONITOR 0 +#define ENABLE_DOZE_MODE_CMD 0xB7 +#define DISABLE_DOZE_MODE_CMD 0xB8 + +int32_t nvt_monitor_control(uint8_t status) +{ + uint8_t buf[8] = {0}; + int32_t ret = 0; + + NVT_LOG("set monitor control: %d\n", status); + + //---set xdata index to EVENT BUF ADDR--- + ret = nvt_set_page(ts->mmap->EVENT_BUF_ADDR | EVENT_MAP_HOST_CMD); + if (ret < 0) { + NVT_ERR("Set event buffer index fail!\n"); + goto nvt_monitor_control_out; + } + + if (status == ENABLE_MONITOR) { + buf[0] = EVENT_MAP_HOST_CMD; + buf[1] = ENABLE_DOZE_MODE_CMD; + ret = CTP_SPI_WRITE(ts->client, buf, 2); + if (ret < 0) { + NVT_ERR("Write enable doze mode command fail!\n"); + goto nvt_monitor_control_out; + } else { + NVT_LOG("set enable doze mode cmd succeeded\n"); + } + } else if (status == DISABLE_MONITOR) { + buf[0] = EVENT_MAP_HOST_CMD; + buf[1] = DISABLE_DOZE_MODE_CMD; + ret = CTP_SPI_WRITE(ts->client, buf, 2); + if (ret < 0) { + NVT_ERR("Write disable doze mode command fail!\n"); + goto nvt_monitor_control_out; + } else { + NVT_LOG("set disable doze mode cmd succeeded\n"); + } + } else { + NVT_ERR("Invalid monitor_control parameter!\n"); + ret = -EINVAL; + } + + nvt_monitor_control_out: + + return ret; +} + +static int nvt_monitor_control_show(struct seq_file *sfile, void *v) +{ + if(status == ENABLE_MONITOR) + seq_printf(sfile, "Enable Doze MODE!\n"); + else if (status == DISABLE_MONITOR) + seq_printf(sfile, "Disable Doze MODE!\n"); + else + seq_printf(sfile, "UNKNOW MODE!\n"); + return 0; +} + +static ssize_t nvt_monitor_control_store(struct file *file, const char *buffer, size_t count, loff_t *pos) +{ + int input; + uint8_t *str = NULL; + + /* allocate buffer */ + str = (uint8_t *)kzalloc((count), GFP_KERNEL); + if(str == NULL) { + NVT_ERR("kzalloc for buf failed!\n"); + return -ENOMEM; + } + + if (copy_from_user(str, buffer, count)) { + NVT_ERR("copy from user error\n"); + kfree(str); + return -EFAULT; + } + + if (sscanf(str, "%d", &input) != 1) { + kfree(str); + return -EINVAL; + } + + status = input; + nvt_monitor_control(status); + kfree(str); + + return count; +} +static int32_t nvt_monitor_control_open(struct inode *inode, struct file *file) +{ + return single_open(file, nvt_monitor_control_show, NULL); +} +static const struct file_operations monitor_control_fops = { + .owner = THIS_MODULE, + .open = nvt_monitor_control_open, + .read = seq_read, + .write = nvt_monitor_control_store, + .llseek = seq_lseek, + .release = seq_release, +}; + /******************************************************* Description: @@ -635,6 +740,13 @@ int32_t nvt_extra_proc_init(void) NVT_LOG("create proc/nvt_update Succeeded!\n"); } + NVT_proc_monitor_control_entry = proc_create(NVT_MONITOR_CTRL_FLAG, 0644, NULL,&monitor_control_fops); + if (NVT_proc_monitor_control_entry == NULL) { + NVT_ERR("create proc/nvt_monitor_control Failed!\n"); + return -ENOMEM; + } else { + NVT_LOG("create proc/nvt_monitor_control Succeeded!\n"); + } return 0; } @@ -677,5 +789,11 @@ void nvt_extra_proc_deinit(void) NVT_proc_fwupdate_entry = NULL; NVT_LOG("Removed /proc/%s\n", NVT_UPDATE); } + + if (NVT_proc_monitor_control_entry != NULL) { + remove_proc_entry(NVT_MONITOR_CTRL_FLAG, NULL); + NVT_proc_monitor_control_entry = NULL; + NVT_LOG("Removed /proc/%s\n", NVT_MONITOR_CTRL_FLAG); + } } #endif