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path: root/drivers/hid/hid-rmi.c
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Diffstat (limited to 'drivers/hid/hid-rmi.c')
-rw-r--r--drivers/hid/hid-rmi.c83
1 files changed, 63 insertions, 20 deletions
diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c
index 3cccff73b9b9..b51200fe2f33 100644
--- a/drivers/hid/hid-rmi.c
+++ b/drivers/hid/hid-rmi.c
@@ -584,11 +584,15 @@ static int rmi_populate_f11(struct hid_device *hdev)
bool has_query10 = false;
bool has_query11;
bool has_query12;
+ bool has_query27;
+ bool has_query28;
+ bool has_query36 = false;
bool has_physical_props;
bool has_gestures;
bool has_rel;
+ bool has_data40 = false;
unsigned x_size, y_size;
- u16 query12_offset;
+ u16 query_offset;
if (!data->f11.query_base_addr) {
hid_err(hdev, "No 2D sensor found, giving up.\n");
@@ -604,6 +608,8 @@ static int rmi_populate_f11(struct hid_device *hdev)
has_query9 = !!(buf[0] & BIT(3));
has_query11 = !!(buf[0] & BIT(4));
has_query12 = !!(buf[0] & BIT(5));
+ has_query27 = !!(buf[0] & BIT(6));
+ has_query28 = !!(buf[0] & BIT(7));
/* query 1 to get the max number of fingers */
ret = rmi_read(hdev, data->f11.query_base_addr + 1, buf);
@@ -626,43 +632,43 @@ static int rmi_populate_f11(struct hid_device *hdev)
has_rel = !!(buf[0] & BIT(3));
has_gestures = !!(buf[0] & BIT(5));
+ /*
+ * At least 4 queries are guaranteed to be present in F11
+ * +1 for query 5 which is present since absolute events are
+ * reported and +1 for query 12.
+ */
+ query_offset = 6;
+
+ if (has_rel)
+ ++query_offset; /* query 6 is present */
+
if (has_gestures) {
/* query 8 to find out if query 10 exists */
- ret = rmi_read(hdev, data->f11.query_base_addr + 8, buf);
+ ret = rmi_read(hdev,
+ data->f11.query_base_addr + query_offset + 1, buf);
if (ret) {
hid_err(hdev, "can not read gesture information: %d.\n",
ret);
return ret;
}
has_query10 = !!(buf[0] & BIT(2));
- }
- /*
- * At least 4 queries are guaranteed to be present in F11
- * +1 for query 5 which is present since absolute events are
- * reported and +1 for query 12.
- */
- query12_offset = 6;
-
- if (has_rel)
- ++query12_offset; /* query 6 is present */
-
- if (has_gestures)
- query12_offset += 2; /* query 7 and 8 are present */
+ query_offset += 2; /* query 7 and 8 are present */
+ }
if (has_query9)
- ++query12_offset;
+ ++query_offset;
if (has_query10)
- ++query12_offset;
+ ++query_offset;
if (has_query11)
- ++query12_offset;
+ ++query_offset;
/* query 12 to know if the physical properties are reported */
if (has_query12) {
ret = rmi_read(hdev, data->f11.query_base_addr
- + query12_offset, buf);
+ + query_offset, buf);
if (ret) {
hid_err(hdev, "can not get query 12: %d.\n", ret);
return ret;
@@ -670,9 +676,10 @@ static int rmi_populate_f11(struct hid_device *hdev)
has_physical_props = !!(buf[0] & BIT(5));
if (has_physical_props) {
+ query_offset += 1;
ret = rmi_read_block(hdev,
data->f11.query_base_addr
- + query12_offset + 1, buf, 4);
+ + query_offset, buf, 4);
if (ret) {
hid_err(hdev, "can not read query 15-18: %d.\n",
ret);
@@ -687,9 +694,45 @@ static int rmi_populate_f11(struct hid_device *hdev)
hid_info(hdev, "%s: size in mm: %d x %d\n",
__func__, data->x_size_mm, data->y_size_mm);
+
+ /*
+ * query 15 - 18 contain the size of the sensor
+ * and query 19 - 26 contain bezel dimensions
+ */
+ query_offset += 12;
+ }
+ }
+
+ if (has_query27)
+ ++query_offset;
+
+ if (has_query28) {
+ ret = rmi_read(hdev, data->f11.query_base_addr
+ + query_offset, buf);
+ if (ret) {
+ hid_err(hdev, "can not get query 28: %d.\n", ret);
+ return ret;
+ }
+
+ has_query36 = !!(buf[0] & BIT(6));
+ }
+
+ if (has_query36) {
+ query_offset += 2;
+ ret = rmi_read(hdev, data->f11.query_base_addr
+ + query_offset, buf);
+ if (ret) {
+ hid_err(hdev, "can not get query 36: %d.\n", ret);
+ return ret;
}
+
+ has_data40 = !!(buf[0] & BIT(5));
}
+
+ if (has_data40)
+ data->f11.report_size += data->max_fingers * 2;
+
/*
* retrieve the ctrl registers
* the ctrl register has a size of 20 but a fw bug split it into 16 + 4,