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

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Pull more input updates from Dmitry Torokhov:
 "The second round of updates for the input subsystem, mainly changes to
  xpad driver to better hanlde Xbox One controllers"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: gpio-keys - allow disabling individual buttons in DT
  Input: gpio-keys - allow setting input device name in DT
  Input: xpad - correct xbox one pad device name
  Input: atmel_mxt_ts - improve touchscreen size/orientation handling
  Input: xpad - use LED API when identifying wireless controllers
  Input: xpad - workaround dead irq_out after suspend/ resume
  Input: xpad - update Xbox One Force Feedback Support
  Input: xpad - correctly handle concurrent LED and FF requests
  Input: xpad - handle "present" and "gone" correctly
  Input: xpad - remove spurious events of wireless xpad 360 controller
This commit is contained in:
Linus Torvalds
2016-01-22 17:20:30 -08:00
parent 4adea1fd27 b26a95d435
commit 5430dfe90d
4 changed files with 456 additions and 210 deletions
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68
drivers/input/touchscreen/atmel_mxt_ts.c
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@@ -113,8 +113,8 @@ struct t7_config {
#define MXT_T9_DETECT (1 << 7)
struct t9_range {
u16 x;
u16 y;
__le16 x;
__le16 y;
} __packed;
/* MXT_TOUCH_MULTI_T9 orient */
@@ -216,6 +216,7 @@ struct mxt_data {
unsigned int irq;
unsigned int max_x;
unsigned int max_y;
bool xy_switch;
bool in_bootloader;
u16 mem_size;
u8 t100_aux_ampl;
@@ -1665,8 +1666,8 @@ static int mxt_read_t9_resolution(struct mxt_data *data)
if (error)
return error;
le16_to_cpus(&range.x);
le16_to_cpus(&range.y);
data->max_x = get_unaligned_le16(&range.x);
data->max_y = get_unaligned_le16(&range.y);
error = __mxt_read_reg(client,
object->start_address + MXT_T9_ORIENT,
@@ -1674,23 +1675,7 @@ static int mxt_read_t9_resolution(struct mxt_data *data)
if (error)
return error;
/* Handle default values */
if (range.x == 0)
range.x = 1023;
if (range.y == 0)
range.y = 1023;
if (orient & MXT_T9_ORIENT_SWITCH) {
data->max_x = range.y;
data->max_y = range.x;
} else {
data->max_x = range.x;
data->max_y = range.y;
}
dev_dbg(&client->dev,
"Touchscreen size X%uY%u\n", data->max_x, data->max_y);
data->xy_switch = orient & MXT_T9_ORIENT_SWITCH;
return 0;
}
@@ -1708,13 +1693,14 @@ static int mxt_read_t100_config(struct mxt_data *data)
if (!object)
return -EINVAL;
/* read touchscreen dimensions */
error = __mxt_read_reg(client,
object->start_address + MXT_T100_XRANGE,
sizeof(range_x), &range_x);
if (error)
return error;
le16_to_cpus(&range_x);
data->max_x = get_unaligned_le16(&range_x);
error = __mxt_read_reg(client,
object->start_address + MXT_T100_YRANGE,
@@ -1722,36 +1708,24 @@ static int mxt_read_t100_config(struct mxt_data *data)
if (error)
return error;
le16_to_cpus(&range_y);
data->max_y = get_unaligned_le16(&range_y);
/* read orientation config */
error = __mxt_read_reg(client,
object->start_address + MXT_T100_CFG1,
1, &cfg);
if (error)
return error;
data->xy_switch = cfg & MXT_T100_CFG_SWITCHXY;
/* allocate aux bytes */
error = __mxt_read_reg(client,
object->start_address + MXT_T100_TCHAUX,
1, &tchaux);
if (error)
return error;
/* Handle default values */
if (range_x == 0)
range_x = 1023;
if (range_y == 0)
range_y = 1023;
if (cfg & MXT_T100_CFG_SWITCHXY) {
data->max_x = range_y;
data->max_y = range_x;
} else {
data->max_x = range_x;
data->max_y = range_y;
}
/* allocate aux bytes */
aux = 6;
if (tchaux & MXT_T100_TCHAUX_VECT)
@@ -1767,9 +1741,6 @@ static int mxt_read_t100_config(struct mxt_data *data)
"T100 aux mappings vect:%u ampl:%u area:%u\n",
data->t100_aux_vect, data->t100_aux_ampl, data->t100_aux_area);
dev_info(&client->dev,
"T100 Touchscreen size X%uY%u\n", data->max_x, data->max_y);
return 0;
}
@@ -1828,6 +1799,19 @@ static int mxt_initialize_input_device(struct mxt_data *data)
return -EINVAL;
}
/* Handle default values and orientation switch */
if (data->max_x == 0)
data->max_x = 1023;
if (data->max_y == 0)
data->max_y = 1023;
if (data->xy_switch)
swap(data->max_x, data->max_y);
dev_info(dev, "Touchscreen size X%uY%u\n", data->max_x, data->max_y);
/* Register input device */
input_dev = input_allocate_device();
if (!input_dev) {
dev_err(dev, "Failed to allocate memory\n");