[PATCH 2/4] Input: synaptics - use BIT() and GENMASK() macros

From: Dmitry Torokhov
Date: Sat Mar 25 2017 - 02:04:57 EST

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Use standard infrastructure, such as BIT and GENMASK, instead of rolling
bitmasks by hand.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
---
drivers/input/mouse/synaptics.c | 6 +--
drivers/input/mouse/synaptics.h | 90 ++++++++++++++++++++---------------------
2 files changed, 48 insertions(+), 48 deletions(-)

diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 7e35da8abcde..be2265bc386c 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -907,9 +907,9 @@ static void synaptics_report_ext_buttons(struct psmouse *psmouse,
if (!SYN_CAP_EXT_BUTTONS_STICK(priv->info.ext_cap_10)) {
for (i = 0; i < ext_bits; i++) {
input_report_key(dev, BTN_0 + 2 * i,
- hw->ext_buttons & (1 << i));
+ hw->ext_buttons & BIT(i));
input_report_key(dev, BTN_1 + 2 * i,
- hw->ext_buttons & (1 << (i + ext_bits)));
+ hw->ext_buttons & BIT(i + ext_bits));
}
return;
}
@@ -1534,7 +1534,7 @@ static int synaptics_init_ps2(struct psmouse *psmouse,
SYN_NEWABS : SYN_OLDABS;

psmouse_info(psmouse,
- "Touchpad model: %u, fw: %u.%u, id: %#x, caps: %#x/%#x/%#x/%#x, board id: %u, fw id: %u\n",
+ "Touchpad model: %lu, fw: %lu.%lu, id: %#x, caps: %#x/%#x/%#x/%#x, board id: %u, fw id: %u\n",
SYN_ID_MODEL(info->identity),
SYN_ID_MAJOR(info->identity), SYN_ID_MINOR(info->identity),
info->model_id,
diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h
index 87fbe5b53803..7a998fbfa6b0 100644
--- a/drivers/input/mouse/synaptics.h
+++ b/drivers/input/mouse/synaptics.h
@@ -25,37 +25,37 @@
#define SYN_QUE_MEXT_CAPAB_10 0x10

/* synatics modes */
-#define SYN_BIT_ABSOLUTE_MODE (1 << 7)
-#define SYN_BIT_HIGH_RATE (1 << 6)
-#define SYN_BIT_SLEEP_MODE (1 << 3)
-#define SYN_BIT_DISABLE_GESTURE (1 << 2)
-#define SYN_BIT_FOUR_BYTE_CLIENT (1 << 1)
-#define SYN_BIT_W_MODE (1 << 0)
+#define SYN_BIT_ABSOLUTE_MODE BIT(7)
+#define SYN_BIT_HIGH_RATE BIT(6)
+#define SYN_BIT_SLEEP_MODE BIT(3)
+#define SYN_BIT_DISABLE_GESTURE BIT(2)
+#define SYN_BIT_FOUR_BYTE_CLIENT BIT(1)
+#define SYN_BIT_W_MODE BIT(0)

/* synaptics model ID bits */
-#define SYN_MODEL_ROT180(m) ((m) & (1 << 23))
-#define SYN_MODEL_PORTRAIT(m) ((m) & (1 << 22))
-#define SYN_MODEL_SENSOR(m) (((m) >> 16) & 0x3f)
-#define SYN_MODEL_HARDWARE(m) (((m) >> 9) & 0x7f)
-#define SYN_MODEL_NEWABS(m) ((m) & (1 << 7))
-#define SYN_MODEL_PEN(m) ((m) & (1 << 6))
-#define SYN_MODEL_SIMPLIC(m) ((m) & (1 << 5))
-#define SYN_MODEL_GEOMETRY(m) ((m) & 0x0f)
+#define SYN_MODEL_ROT180(m) ((m) & BIT(23))
+#define SYN_MODEL_PORTRAIT(m) ((m) & BIT(22))
+#define SYN_MODEL_SENSOR(m) (((m) & GENMASK(21, 16)) >> 16)
+#define SYN_MODEL_HARDWARE(m) (((m) & GENMASK(15, 9)) >> 9)
+#define SYN_MODEL_NEWABS(m) ((m) & BIT(7))
+#define SYN_MODEL_PEN(m) ((m) & BIT(6))
+#define SYN_MODEL_SIMPLIC(m) ((m) & BIT(5))
+#define SYN_MODEL_GEOMETRY(m) ((m) & GENMASK(3, 0))

/* synaptics capability bits */
-#define SYN_CAP_EXTENDED(c) ((c) & (1 << 23))
-#define SYN_CAP_MIDDLE_BUTTON(c) ((c) & (1 << 18))
-#define SYN_CAP_PASS_THROUGH(c) ((c) & (1 << 7))
-#define SYN_CAP_SLEEP(c) ((c) & (1 << 4))
-#define SYN_CAP_FOUR_BUTTON(c) ((c) & (1 << 3))
-#define SYN_CAP_MULTIFINGER(c) ((c) & (1 << 1))
-#define SYN_CAP_PALMDETECT(c) ((c) & (1 << 0))
-#define SYN_CAP_SUBMODEL_ID(c) (((c) & 0x00ff00) >> 8)
-#define SYN_EXT_CAP_REQUESTS(c) (((c) & 0x700000) >> 20)
+#define SYN_CAP_EXTENDED(c) ((c) & BIT(23))
+#define SYN_CAP_MIDDLE_BUTTON(c) ((c) & BIT(18))
+#define SYN_CAP_PASS_THROUGH(c) ((c) & BIT(7))
+#define SYN_CAP_SLEEP(c) ((c) & BIT(4))
+#define SYN_CAP_FOUR_BUTTON(c) ((c) & BIT(3))
+#define SYN_CAP_MULTIFINGER(c) ((c) & BIT(1))
+#define SYN_CAP_PALMDETECT(c) ((c) & BIT(0))
+#define SYN_CAP_SUBMODEL_ID(c) (((c) & GENMASK(15, 8)) >> 8)
+#define SYN_EXT_CAP_REQUESTS(c) (((c) & GENMASK(22, 20)) >> 20)
#define SYN_CAP_MB_MASK GENMASK(15, 12)
#define SYN_CAP_MULTI_BUTTON_NO(ec) (((ec) & SYN_CAP_MB_MASK) >> 12)
-#define SYN_CAP_PRODUCT_ID(ec) (((ec) & 0xff0000) >> 16)
-#define SYN_MEXT_CAP_BIT(m) ((m) & (1 << 1))
+#define SYN_CAP_PRODUCT_ID(ec) (((ec) & GENMASK(23, 16)) >> 16)
+#define SYN_MEXT_CAP_BIT(m) ((m) & BIT(1))

/*
* The following describes response for the 0x0c query.
@@ -84,14 +84,14 @@
* hinged at the top.
* 2 0x20 report min query 0x0f gives min coord reported
*/
-#define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & 0x100000) /* 1-button ClickPad */
-#define SYN_CAP_CLICKPAD2BTN(ex0c) ((ex0c) & 0x000100) /* 2-button ClickPad */
-#define SYN_CAP_MAX_DIMENSIONS(ex0c) ((ex0c) & 0x020000)
-#define SYN_CAP_MIN_DIMENSIONS(ex0c) ((ex0c) & 0x002000)
-#define SYN_CAP_ADV_GESTURE(ex0c) ((ex0c) & 0x080000)
-#define SYN_CAP_REDUCED_FILTERING(ex0c) ((ex0c) & 0x000400)
-#define SYN_CAP_IMAGE_SENSOR(ex0c) ((ex0c) & 0x000800)
-#define SYN_CAP_INTERTOUCH(ex0c) ((ex0c) & 0x004000)
+#define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & BIT(20)) /* 1-button ClickPad */
+#define SYN_CAP_CLICKPAD2BTN(ex0c) ((ex0c) & BIT(8)) /* 2-button ClickPad */
+#define SYN_CAP_MAX_DIMENSIONS(ex0c) ((ex0c) & BIT(17))
+#define SYN_CAP_MIN_DIMENSIONS(ex0c) ((ex0c) & BIT(13))
+#define SYN_CAP_ADV_GESTURE(ex0c) ((ex0c) & BIT(19))
+#define SYN_CAP_REDUCED_FILTERING(ex0c) ((ex0c) & BIT(10))
+#define SYN_CAP_IMAGE_SENSOR(ex0c) ((ex0c) & BIT(11))
+#define SYN_CAP_INTERTOUCH(ex0c) ((ex0c) & BIT(14))

/*
* The following descibes response for the 0x10 query.
@@ -110,27 +110,27 @@
* 3 0xff SecurePad height the height of the SecurePad fingerprint
* reader.
*/
-#define SYN_CAP_EXT_BUTTONS_STICK(ex10) ((ex10) & 0x010000)
-#define SYN_CAP_SECUREPAD(ex10) ((ex10) & 0x020000)
+#define SYN_CAP_EXT_BUTTONS_STICK(ex10) ((ex10) & BIT(16))
+#define SYN_CAP_SECUREPAD(ex10) ((ex10) & BIT(17))

#define SYN_EXT_BUTTON_STICK_L(eb) (((eb) & BIT(0)) >> 0)
#define SYN_EXT_BUTTON_STICK_M(eb) (((eb) & BIT(1)) >> 1)
#define SYN_EXT_BUTTON_STICK_R(eb) (((eb) & BIT(2)) >> 2)

/* synaptics modes query bits */
-#define SYN_MODE_ABSOLUTE(m) ((m) & (1 << 7))
-#define SYN_MODE_RATE(m) ((m) & (1 << 6))
-#define SYN_MODE_BAUD_SLEEP(m) ((m) & (1 << 3))
-#define SYN_MODE_DISABLE_GESTURE(m) ((m) & (1 << 2))
-#define SYN_MODE_PACKSIZE(m) ((m) & (1 << 1))
-#define SYN_MODE_WMODE(m) ((m) & (1 << 0))
+#define SYN_MODE_ABSOLUTE(m) ((m) & BIT(7))
+#define SYN_MODE_RATE(m) ((m) & BIT(6))
+#define SYN_MODE_BAUD_SLEEP(m) ((m) & BIT(3))
+#define SYN_MODE_DISABLE_GESTURE(m) ((m) & BIT(2))
+#define SYN_MODE_PACKSIZE(m) ((m) & BIT(1))
+#define SYN_MODE_WMODE(m) ((m) & BIT(0))

/* synaptics identify query bits */
-#define SYN_ID_MODEL(i) (((i) >> 4) & 0x0f)
-#define SYN_ID_MAJOR(i) ((i) & 0x0f)
-#define SYN_ID_MINOR(i) (((i) >> 16) & 0xff)
+#define SYN_ID_MODEL(i) (((i) & GENMASK(7, 4)) >> 4)
+#define SYN_ID_MAJOR(i) (((i) & GENMASK(3, 0)) >> 0)
+#define SYN_ID_MINOR(i) (((i) & GENMASK(23, 16)) >> 16)
#define SYN_ID_FULL(i) ((SYN_ID_MAJOR(i) << 8) | SYN_ID_MINOR(i))
-#define SYN_ID_IS_SYNAPTICS(i) ((((i) >> 8) & 0xff) == 0x47)
+#define SYN_ID_IS_SYNAPTICS(i) (((i) & GENMASK(15, 8)) == 0x004700U)
#define SYN_ID_DISGEST_SUPPORTED(i) (SYN_ID_MAJOR(i) >= 4)

/* synaptics special commands */
--
2.12.1.578.ge9c3154ca4-goog

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