diff options
Diffstat (limited to 'drivers/hid/hid-rmi.c')
| -rw-r--r-- | drivers/hid/hid-rmi.c | 83 |
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, |