diff options
Diffstat (limited to 'drivers/hid/hid-samsung.c')
-rw-r--r-- | drivers/hid/hid-samsung.c | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/drivers/hid/hid-samsung.c b/drivers/hid/hid-samsung.c index 5b222eed0692..510dd1340597 100644 --- a/drivers/hid/hid-samsung.c +++ b/drivers/hid/hid-samsung.c | |||
@@ -39,7 +39,17 @@ | |||
39 | * | 39 | * |
40 | * 3. 135 byte report descriptor | 40 | * 3. 135 byte report descriptor |
41 | * Report #4 has an array field with logical range 0..17 instead of 1..14. | 41 | * Report #4 has an array field with logical range 0..17 instead of 1..14. |
42 | * | ||
43 | * 4. 171 byte report descriptor | ||
44 | * Report #3 has an array field with logical range 0..1 instead of 1..3. | ||
42 | */ | 45 | */ |
46 | static inline void samsung_dev_trace(struct hid_device *hdev, | ||
47 | unsigned int rsize) | ||
48 | { | ||
49 | dev_info(&hdev->dev, "fixing up Samsung IrDA %d byte report " | ||
50 | "descriptor\n", rsize); | ||
51 | } | ||
52 | |||
43 | static void samsung_report_fixup(struct hid_device *hdev, __u8 *rdesc, | 53 | static void samsung_report_fixup(struct hid_device *hdev, __u8 *rdesc, |
44 | unsigned int rsize) | 54 | unsigned int rsize) |
45 | { | 55 | { |
@@ -47,8 +57,7 @@ static void samsung_report_fixup(struct hid_device *hdev, __u8 *rdesc, | |||
47 | rdesc[177] == 0x75 && rdesc[178] == 0x30 && | 57 | rdesc[177] == 0x75 && rdesc[178] == 0x30 && |
48 | rdesc[179] == 0x95 && rdesc[180] == 0x01 && | 58 | rdesc[179] == 0x95 && rdesc[180] == 0x01 && |
49 | rdesc[182] == 0x40) { | 59 | rdesc[182] == 0x40) { |
50 | dev_info(&hdev->dev, "fixing up Samsung IrDA %d byte report " | 60 | samsung_dev_trace(hdev, 184); |
51 | "descriptor\n", 184); | ||
52 | rdesc[176] = 0xff; | 61 | rdesc[176] = 0xff; |
53 | rdesc[178] = 0x08; | 62 | rdesc[178] = 0x08; |
54 | rdesc[180] = 0x06; | 63 | rdesc[180] = 0x06; |
@@ -56,17 +65,21 @@ static void samsung_report_fixup(struct hid_device *hdev, __u8 *rdesc, | |||
56 | } else | 65 | } else |
57 | if (rsize == 203 && rdesc[192] == 0x15 && rdesc[193] == 0x0 && | 66 | if (rsize == 203 && rdesc[192] == 0x15 && rdesc[193] == 0x0 && |
58 | rdesc[194] == 0x25 && rdesc[195] == 0x12) { | 67 | rdesc[194] == 0x25 && rdesc[195] == 0x12) { |
59 | dev_info(&hdev->dev, "fixing up Samsung IrDA %d byte report " | 68 | samsung_dev_trace(hdev, 203); |
60 | "descriptor\n", 203); | ||
61 | rdesc[193] = 0x1; | 69 | rdesc[193] = 0x1; |
62 | rdesc[195] = 0xf; | 70 | rdesc[195] = 0xf; |
63 | } else | 71 | } else |
64 | if (rsize == 135 && rdesc[124] == 0x15 && rdesc[125] == 0x0 && | 72 | if (rsize == 135 && rdesc[124] == 0x15 && rdesc[125] == 0x0 && |
65 | rdesc[126] == 0x25 && rdesc[127] == 0x11) { | 73 | rdesc[126] == 0x25 && rdesc[127] == 0x11) { |
66 | dev_info(&hdev->dev, "fixing up Samsung IrDA %d byte report " | 74 | samsung_dev_trace(hdev, 135); |
67 | "descriptor\n", 135); | ||
68 | rdesc[125] = 0x1; | 75 | rdesc[125] = 0x1; |
69 | rdesc[127] = 0xe; | 76 | rdesc[127] = 0xe; |
77 | } else | ||
78 | if (rsize == 171 && rdesc[160] == 0x15 && rdesc[161] == 0x0 && | ||
79 | rdesc[162] == 0x25 && rdesc[163] == 0x01) { | ||
80 | samsung_dev_trace(hdev, 171); | ||
81 | rdesc[161] = 0x1; | ||
82 | rdesc[163] = 0x3; | ||
70 | } | 83 | } |
71 | } | 84 | } |
72 | 85 | ||