From: "Michal Malý" <madcatxster@devoid-pointer.net>
To: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: dmitry.torokhov@gmail.com, jkosina@suse.cz, elias.vds@gmail.com,
anssi.hannula@iki.fi, simon@mungewell.org
Subject: [PATCH v2 17/24] input: Port hid-tmff to ff-memless-next
Date: Tue, 22 Apr 2014 16:00:02 +0200 [thread overview]
Message-ID: <1398175209-9565-18-git-send-email-madcatxster@devoid-pointer.net> (raw)
In-Reply-To: <1398175209-9565-1-git-send-email-madcatxster@devoid-pointer.net>
Port hid-tmff to ff-memless-next
Signed-off-by: Michal Malý <madcatxster@devoid-pointer.net>
---
drivers/hid/Kconfig | 2 +-
drivers/hid/hid-tmff.c | 83 ++++++++++++++++++++++++++++++--------------------
2 files changed, 51 insertions(+), 34 deletions(-)
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index fc22f72..ee999bc 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -719,7 +719,7 @@ config HID_THRUSTMASTER
config THRUSTMASTER_FF
bool "ThrustMaster devices force feedback support"
depends on HID_THRUSTMASTER
- select INPUT_FF_MEMLESS
+ select INPUT_FF_MEMLESS_NEXT
---help---
Say Y here if you have a THRUSTMASTER FireStore Dual Power 2 or 3,
a THRUSTMASTER Dual Trigger 3-in-1 or a THRUSTMASTER Ferrari GT
diff --git a/drivers/hid/hid-tmff.c b/drivers/hid/hid-tmff.c
index b833760..3df000c 100644
--- a/drivers/hid/hid-tmff.c
+++ b/drivers/hid/hid-tmff.c
@@ -31,9 +31,12 @@
#include <linux/input.h>
#include <linux/slab.h>
#include <linux/module.h>
+#include <linux/input/ff-memless-next.h>
#include "hid-ids.h"
+#define FF_UPDATE_RATE 50
+
static const signed short ff_rumble[] = {
FF_RUMBLE,
-1
@@ -41,6 +44,13 @@ static const signed short ff_rumble[] = {
static const signed short ff_joystick[] = {
FF_CONSTANT,
+ FF_RAMP,
+ FF_PERIODIC,
+ FF_SINE,
+ FF_SQUARE,
+ FF_TRIANGLE,
+ FF_SAW_DOWN,
+ FF_SAW_UP,
-1
};
@@ -67,12 +77,12 @@ static inline int tmff_scale_u16(unsigned int in, int minimum, int maximum)
return ret;
}
-/* Changes values from -0x80 to 0x7f into values from minimum to maximum */
-static inline int tmff_scale_s8(int in, int minimum, int maximum)
+/* Changes values from -0x7fff to 0x7fff into values from minimum to maximum */
+static inline int tmff_scale_s32(int in, int minimum, int maximum)
{
int ret;
- ret = (((in + 0x80) * (maximum - minimum)) / 0xff) + minimum;
+ ret = (((in + 0x7fff) * (maximum - minimum)) / 0xffff) + minimum;
if (ret < minimum)
return minimum;
if (ret > maximum)
@@ -81,43 +91,50 @@ static inline int tmff_scale_s8(int in, int minimum, int maximum)
}
static int tmff_play(struct input_dev *dev, void *data,
- struct ff_effect *effect)
+ const struct mlnx_effect_command *command)
{
struct hid_device *hid = input_get_drvdata(dev);
struct tmff_device *tmff = data;
struct hid_field *ff_field = tmff->ff_field;
int x, y;
- int left, right; /* Rumbling */
-
- switch (effect->type) {
- case FF_CONSTANT:
- x = tmff_scale_s8(effect->u.ramp.start_level,
- ff_field->logical_minimum,
- ff_field->logical_maximum);
- y = tmff_scale_s8(effect->u.ramp.end_level,
- ff_field->logical_minimum,
- ff_field->logical_maximum);
-
- dbg_hid("(x, y)=(%04x, %04x)\n", x, y);
- ff_field->value[0] = x;
- ff_field->value[1] = y;
- hid_hw_request(hid, tmff->report, HID_REQ_SET_REPORT);
- break;
- case FF_RUMBLE:
- left = tmff_scale_u16(effect->u.rumble.weak_magnitude,
- ff_field->logical_minimum,
- ff_field->logical_maximum);
- right = tmff_scale_u16(effect->u.rumble.strong_magnitude,
- ff_field->logical_minimum,
- ff_field->logical_maximum);
-
- dbg_hid("(left,right)=(%08x, %08x)\n", left, right);
- ff_field->value[0] = left;
- ff_field->value[1] = right;
- hid_hw_request(hid, tmff->report, HID_REQ_SET_REPORT);
+ switch (command->cmd) {
+ case MLNX_START_COMBINED: {
+ const struct mlnx_simple_force *sf = &command->u.simple_force;
+ x = tmff_scale_s32(sf->x,
+ ff_field->logical_minimum,
+ ff_field->logical_maximum);
+ y = tmff_scale_s32(sf->y,
+ ff_field->logical_minimum,
+ ff_field->logical_maximum);
+ break;
+ }
+ case MLNX_STOP_COMBINED:
+ x = 0;
+ y = 0;
+ break;
+ case MLNX_START_RUMBLE: {
+ const struct mlnx_rumble_force *rumble_force = &command->u.rumble_force;
+ x = tmff_scale_u16(rumble_force->weak,
+ ff_field->logical_minimum,
+ ff_field->logical_maximum);
+ y = tmff_scale_u16(rumble_force->strong,
+ ff_field->logical_minimum,
+ ff_field->logical_maximum);
break;
+ }
+ case MLNX_STOP_RUMBLE:
+ x = 0;
+ y = 0;
+ break;
+ default:
+ return -EINVAL;
}
+
+ ff_field->value[0] = x;
+ ff_field->value[1] = y;
+
+ hid_hw_request(hid, tmff->report, HID_REQ_SET_REPORT);
return 0;
}
@@ -192,7 +209,7 @@ static int tmff_init(struct hid_device *hid, const signed short *ff_bits)
goto fail;
}
- error = input_ff_create_memless(input_dev, tmff, tmff_play);
+ error = input_ff_create_mlnx(input_dev, tmff, tmff_play, FF_UPDATE_RATE);
if (error)
goto fail;
--
1.9.2
next prev parent reply other threads:[~2014-04-22 14:01 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-22 13:59 [PATCH v2 00/24] input: Introduce ff-memless-next as an improved replacement for ff-memless Michal Malý
2014-04-22 13:59 ` [PATCH v2 01/24] input: Add ff-memless-next module Michal Malý
2014-04-23 12:12 ` Oliver Neukum
2014-04-23 12:30 ` Michal Malý
2014-04-23 13:31 ` Oliver Neukum
2014-04-23 15:59 ` Dmitry Torokhov
2014-04-23 17:06 ` Oliver Neukum
2014-04-23 17:24 ` Dmitry Torokhov
2014-04-22 13:59 ` [PATCH v2 02/24] input: Port arizona-haptics to ff-memless-next Michal Malý
2014-04-22 13:59 ` [PATCH v2 03/24] input: Port twl4030-vibra " Michal Malý
2014-04-22 13:59 ` [PATCH v2 04/24] input: Port twl6040-vibra " Michal Malý
2014-04-22 13:59 ` [PATCH v2 05/24] input: Port max8997_haptic " Michal Malý
2014-04-22 13:59 ` [PATCH v2 06/24] input: Port pm8xxx-vibrator " Michal Malý
2014-04-22 13:59 ` [PATCH v2 07/24] input: Port hid-axff " Michal Malý
2014-04-22 13:59 ` [PATCH v2 08/24] input: Port hid-emsff " Michal Malý
2014-04-22 13:59 ` [PATCH v2 09/24] input: Port hid-dr " Michal Malý
2014-04-23 13:41 ` Oliver Neukum
[not found] ` <5sjip0.n4hp0o.2szhuh-qmf@smtp.devoid-pointer.net>
[not found] ` <20140423154201.GA10531@core.coreip.homeip.net>
2014-04-23 15:47 ` simon
2014-04-23 15:57 ` Michal Malý
2014-04-24 10:32 ` Michal Malý
2014-04-27 8:22 ` Oliver Neukum
2014-04-22 13:59 ` [PATCH v2 10/24] input: Port hid-gaff " Michal Malý
2014-04-22 13:59 ` [PATCH v2 11/24] input: Port hid-holtekff " Michal Malý
2014-04-23 12:17 ` Oliver Neukum
2014-04-23 12:31 ` Michal Malý
2014-04-23 16:02 ` Dmitry Torokhov
2014-04-22 13:59 ` [PATCH v2 12/24] input: Port hid-lgff " Michal Malý
2014-04-22 13:59 ` [PATCH v2 13/24] input: Port hid-lg3ff " Michal Malý
2014-04-22 13:59 ` [PATCH v2 14/24] input: Port hid-pl " Michal Malý
2014-04-22 14:00 ` [PATCH v2 15/24] input: Port hid-sjoy " Michal Malý
2014-04-22 14:00 ` [PATCH v2 16/24] input: Port hid-sony " Michal Malý
2014-04-22 14:00 ` Michal Malý [this message]
2014-04-22 14:00 ` [PATCH v2 18/24] input: Port hid-wiimote-modules " Michal Malý
2014-04-22 14:00 ` [PATCH v2 19/24] input: Port hid-zpff " Michal Malý
2014-04-22 14:00 ` [PATCH v2 20/24] input: Port gamecon " Michal Malý
2014-04-22 14:00 ` [PATCH v2 21/24] input: Port xpad " Michal Malý
2014-04-22 14:00 ` [PATCH v2 22/24] input: Port hid-lg2ff " Michal Malý
2014-04-22 14:00 ` [PATCH v2 23/24] input: Port hid-lg4ff " Michal Malý
2014-04-22 14:00 ` [PATCH v2 24/24] input: Replace ff-memless with ff-memless-next Michal Malý
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