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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input

Browse Source 
Pull input updates from Dmitry Torokhov:
 "A few drivers were updated with device tree bindings and others got a
  few small cleanups and fixes."

Fix trivial conflict in drivers/input/keyboard/omap-keypad.c due to
changes clashing with a whitespace cleanup.

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (28 commits)
  Input: wacom - mark Intuos5 pad as in-prox when touching buttons
  Input: synaptics - adjust threshold for treating position values as negative
  Input: hgpk - use %*ph to dump small buffer
  Input: gpio_keys_polled - fix dt pdata->nbuttons
  Input: Add KD[GS]KBDIACRUC ioctls to the compatible list
  Input: omap-keypad - fixed formatting
  Input: tegra - move platform data header
  Input: wacom - add support for EMR on Cintiq 24HD touch
  Input: s3c2410_ts - make s3c_ts_pmops const
  Input: samsung-keypad - use of_get_child_count() helper
  Input: samsung-keypad - use of_match_ptr()
  Input: uinput - fix formatting
  Input: uinput - specify exact bit sizes on userspace APIs
  Input: uinput - mark failed submission requests as free
  Input: uinput - fix race that can block nonblocking read
  Input: uinput - return -EINVAL when read buffer size is too small
  Input: uinput - take event lock when fetching events from buffer
  Input: get rid of MATCH_BIT() macro
  Input: rotary-encoder - add DT bindings
  Input: rotary-encoder - constify platform data pointers
  ...
This commit is contained in:
Linus Torvalds
2012-10-02 17:16:10 -07:00
parent 06fe918e9f dde3ada3d0
commit fc47912d9c
24 changed files with 612 additions and 289 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/input/mouse/hgpk.c
View File

@@ -334,11 +334,8 @@ static bool hgpk_is_byte_valid(struct psmouse *psmouse, unsigned char *packet)
if (!valid)
psmouse_dbg(psmouse,
"bad data, mode %d (%d) %02x %02x %02x %02x %02x %02x\n",
priv->mode, pktcnt,
psmouse->packet[0], psmouse->packet[1],
psmouse->packet[2], psmouse->packet[3],
psmouse->packet[4], psmouse->packet[5]);
"bad data, mode %d (%d) %*ph\n",
priv->mode, pktcnt, 6, psmouse->packet);
return valid;
}
@@ -1030,7 +1027,7 @@ static enum hgpk_model_t hgpk_get_model(struct psmouse *psmouse)
return -EIO;
}
psmouse_dbg(psmouse, "ID: %02x %02x %02x\n", param[0], param[1], param[2]);
psmouse_dbg(psmouse, "ID: %*ph\n", 3, param);
/* HGPK signature: 0x67, 0x00, 0x<model> */
if (param[0] != 0x67 || param[1] != 0x00)

31
drivers/input/mouse/synaptics.c
View File

@@ -53,14 +53,19 @@
#define ABS_POS_BITS 13
/*
* Any position values from the hardware above the following limits are
* treated as "wrapped around negative" values that have been truncated to
* the 13-bit reporting range of the hardware. These are just reasonable
* guesses and can be adjusted if hardware is found that operates outside
* of these parameters.
* These values should represent the absolute maximum value that will
* be reported for a positive position value. Some Synaptics firmware
* uses this value to indicate a finger near the edge of the touchpad
* whose precise position cannot be determined.
*
* At least one touchpad is known to report positions in excess of this
* value which are actually negative values truncated to the 13-bit
* reporting range. These values have never been observed to be lower
* than 8184 (i.e. -8), so we treat all values greater than 8176 as
* negative and any other value as positive.
*/
#define X_MAX_POSITIVE (((1 << ABS_POS_BITS) + XMAX) / 2)
#define Y_MAX_POSITIVE (((1 << ABS_POS_BITS) + YMAX) / 2)
#define X_MAX_POSITIVE 8176
#define Y_MAX_POSITIVE 8176
/*****************************************************************************
* Stuff we need even when we do not want native Synaptics support
@@ -604,11 +609,21 @@ static int synaptics_parse_hw_state(const unsigned char buf[],
hw->right = (buf[0] & 0x02) ? 1 : 0;
}
/* Convert wrap-around values to negative */
/*
* Convert wrap-around values to negative. (X|Y)_MAX_POSITIVE
* is used by some firmware to indicate a finger at the edge of
* the touchpad whose precise position cannot be determined, so
* convert these values to the maximum axis value.
*/
if (hw->x > X_MAX_POSITIVE)
hw->x -= 1 << ABS_POS_BITS;
else if (hw->x == X_MAX_POSITIVE)
hw->x = XMAX;
if (hw->y > Y_MAX_POSITIVE)
hw->y -= 1 << ABS_POS_BITS;
else if (hw->y == Y_MAX_POSITIVE)
hw->y = YMAX;
return 0;
}