From 2bc6445321f317c3786d20d94c3107ac84478fa6 Mon Sep 17 00:00:00 2001 From: haojl2 Date: Mon, 18 Mar 2019 13:01:54 +0800 Subject: [PATCH] fpc1020: Add vendor sys entry This sys entry shows current fingerprint vendor. This info is useful if multi fingerprint vendor exist in one product. Change-Id: I77a97745802c30bb319ed3b62fc222101f6ac6ff Signed-off-by: haojl2 Reviewed-on: https://gerrit.mot.com/1340583 SME-Granted: SME Approvals Granted SLTApproved: Slta Waiver Tested-by: Jira Key Reviewed-by: Jianqi Yang Submit-Approved: Jira Key Reviewed-on: https://gerrit.mot.com/1322013 --- drivers/input/misc/fpc_fps_mmi/fpc1020_tee.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/input/misc/fpc_fps_mmi/fpc1020_tee.c b/drivers/input/misc/fpc_fps_mmi/fpc1020_tee.c index 3ee53a99cbc5..483de92b19e7 100644 --- a/drivers/input/misc/fpc_fps_mmi/fpc1020_tee.c +++ b/drivers/input/misc/fpc_fps_mmi/fpc1020_tee.c @@ -153,6 +153,14 @@ static ssize_t irq_cnt_get(struct device *device, } static DEVICE_ATTR(irq_cnt, S_IRUSR, irq_cnt_get, NULL); +/* Attribute: vendor (RO) */ +static ssize_t vendor_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return scnprintf(buf, PAGE_SIZE, "fpc"); +} +static DEVICE_ATTR_RO(vendor); + static ssize_t modalias_show(struct device *dev, struct device_attribute *a, char *buf) { @@ -164,6 +172,7 @@ static struct attribute *attributes[] = { &dev_attr_dev_enable.attr, &dev_attr_irq.attr, &dev_attr_irq_cnt.attr, + &dev_attr_vendor.attr, &dev_attr_modalias.attr, NULL };