Author: dumbbell
Date: Sat Oct 17 14:48:39 2015
New Revision: 289456
URL: https://svnweb.freebsd.org/changeset/base/289456
Log:
drm/i915: Reduce diff with Linux 3.8
There is no functional change. The goal is to ease the future update to
Linux 3.8's i915 driver.
MFC after: 2 months
Modified:
head/sys/dev/drm2/i915/intel_dp.c
head/sys/dev/drm2/i915/intel_iic.c
Modified: head/sys/dev/drm2/i915/intel_dp.c
==============================================================================
--- head/sys/dev/drm2/i915/intel_dp.c Sat Oct 17 14:07:47 2015
(r289455)
+++ head/sys/dev/drm2/i915/intel_dp.c Sat Oct 17 14:48:39 2015
(r289456)
@@ -555,12 +555,12 @@ intel_dp_aux_native_read(struct intel_dp
}
static int
-intel_dp_i2c_aux_ch(device_t idev, int mode, uint8_t write_byte,
- uint8_t *read_byte)
+intel_dp_i2c_aux_ch(device_t adapter, int mode,
+ uint8_t write_byte, uint8_t *read_byte)
{
- struct iic_dp_aux_data *data;
- struct intel_dp *intel_dp;
- uint16_t address;
+ struct iic_dp_aux_data *data = device_get_softc(adapter);
+ struct intel_dp *intel_dp = data->priv;
+ uint16_t address = data->address;
uint8_t msg[5];
uint8_t reply[2];
unsigned retry;
@@ -568,10 +568,6 @@ intel_dp_i2c_aux_ch(device_t idev, int m
int reply_bytes;
int ret;
- data = device_get_softc(idev);
- intel_dp = data->priv;
- address = data->address;
-
intel_dp_check_edp(intel_dp);
/* Set up the command byte */
if (mode & MODE_I2C_READ)
@@ -609,7 +605,7 @@ intel_dp_i2c_aux_ch(device_t idev, int m
reply, reply_bytes);
if (ret < 0) {
DRM_DEBUG_KMS("aux_ch failed %d\n", ret);
- return (ret);
+ return ret;
}
switch (reply[0] & AUX_NATIVE_REPLY_MASK) {
@@ -620,14 +616,14 @@ intel_dp_i2c_aux_ch(device_t idev, int m
break;
case AUX_NATIVE_REPLY_NACK:
DRM_DEBUG_KMS("aux_ch native nack\n");
- return (-EREMOTEIO);
+ return -EREMOTEIO;
case AUX_NATIVE_REPLY_DEFER:
DELAY(100);
continue;
default:
DRM_ERROR("aux_ch invalid native reply 0x%02x\n",
reply[0]);
- return (-EREMOTEIO);
+ return -EREMOTEIO;
}
switch (reply[0] & AUX_I2C_REPLY_MASK) {
@@ -638,19 +634,19 @@ intel_dp_i2c_aux_ch(device_t idev, int m
return (0/*reply_bytes - 1*/);
case AUX_I2C_REPLY_NACK:
DRM_DEBUG_KMS("aux_i2c nack\n");
- return (-EREMOTEIO);
+ return -EREMOTEIO;
case AUX_I2C_REPLY_DEFER:
DRM_DEBUG_KMS("aux_i2c defer\n");
DELAY(100);
break;
default:
DRM_ERROR("aux_i2c invalid reply 0x%02x\n", reply[0]);
- return (-EREMOTEIO);
+ return -EREMOTEIO;
}
}
DRM_ERROR("too many retries, giving up\n");
- return (-EREMOTEIO);
+ return -EREMOTEIO;
}
static void ironlake_edp_panel_vdd_on(struct intel_dp *intel_dp);
@@ -660,7 +656,7 @@ static int
intel_dp_i2c_init(struct intel_dp *intel_dp,
struct intel_connector *intel_connector, const char *name)
{
- int ret;
+ int ret;
DRM_DEBUG_KMS("i2c_init %s\n", name);
@@ -669,7 +665,7 @@ intel_dp_i2c_init(struct intel_dp *intel
intel_dp_i2c_aux_ch, intel_dp, &intel_dp->dp_iic_bus,
&intel_dp->adapter);
ironlake_edp_panel_vdd_off(intel_dp, false);
- return (ret);
+ return ret;
}
static bool
@@ -956,8 +952,7 @@ static void ironlake_wait_panel_status(s
I915_READ(PCH_PP_STATUS),
I915_READ(PCH_PP_CONTROL));
- if (_intel_wait_for(dev,
- (I915_READ(PCH_PP_STATUS) & mask) == value, 5000, 10, "915iwp")) {
+ if (_intel_wait_for(dev, (I915_READ(PCH_PP_STATUS) & mask) == value,
5000, 10, "915iwp")) {
DRM_ERROR("Panel status timeout: status %08x control %08x\n",
I915_READ(PCH_PP_STATUS),
I915_READ(PCH_PP_CONTROL));
Modified: head/sys/dev/drm2/i915/intel_iic.c
==============================================================================
--- head/sys/dev/drm2/i915/intel_iic.c Sat Oct 17 14:07:47 2015
(r289455)
+++ head/sys/dev/drm2/i915/intel_iic.c Sat Oct 17 14:48:39 2015
(r289456)
@@ -96,8 +96,27 @@ struct intel_iic_softc {
uint32_t reg0;
};
-static void
-intel_iic_quirk_set(struct drm_i915_private *dev_priv, bool enable)
+void
+intel_iic_reset(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ I915_WRITE(dev_priv->gpio_mmio_base + GMBUS0, 0);
+}
+
+static int
+intel_iicbus_reset(device_t idev, u_char speed, u_char addr, u_char *oldaddr)
+{
+ struct intel_iic_softc *sc;
+ struct drm_device *dev;
+
+ sc = device_get_softc(idev);
+ dev = sc->drm_dev;
+
+ intel_iic_reset(dev);
+ return (0);
+}
+
+static void intel_i2c_quirk_set(struct drm_i915_private *dev_priv, bool enable)
{
u32 val;
@@ -113,130 +132,103 @@ intel_iic_quirk_set(struct drm_i915_priv
I915_WRITE(DSPCLK_GATE_D, val);
}
-static u32
-intel_iic_get_reserved(device_t idev)
+static u32 get_reserved(device_t idev)
{
- struct intel_iic_softc *sc;
- struct drm_device *dev;
- struct drm_i915_private *dev_priv;
- u32 reserved;
+ struct intel_iic_softc *sc = device_get_softc(idev);
+ struct drm_device *dev = sc->drm_dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 reserved = 0;
- sc = device_get_softc(idev);
- dev = sc->drm_dev;
- dev_priv = dev->dev_private;
-
- if (!IS_I830(dev) && !IS_845G(dev)) {
+ if (!IS_I830(dev) && !IS_845G(dev))
reserved = I915_READ_NOTRACE(sc->reg) &
- (GPIO_DATA_PULLUP_DISABLE | GPIO_CLOCK_PULLUP_DISABLE);
- } else {
- reserved = 0;
- }
+ (GPIO_DATA_PULLUP_DISABLE |
+ GPIO_CLOCK_PULLUP_DISABLE);
- return (reserved);
+ return reserved;
}
-void
-intel_iic_reset(struct drm_device *dev)
+static int get_clock(device_t adapter)
{
- struct drm_i915_private *dev_priv;
-
- dev_priv = dev->dev_private;
- I915_WRITE(dev_priv->gpio_mmio_base + GMBUS0, 0);
+ struct intel_iic_softc *sc = device_get_softc(adapter);
+ struct drm_i915_private *dev_priv = sc->drm_dev->dev_private;
+ u32 reserved = get_reserved(adapter);
+ I915_WRITE_NOTRACE(sc->reg, reserved | GPIO_CLOCK_DIR_MASK);
+ I915_WRITE_NOTRACE(sc->reg, reserved);
+ return ((I915_READ_NOTRACE(sc->reg) & GPIO_CLOCK_VAL_IN) != 0);
}
-static int
-intel_iicbus_reset(device_t idev, u_char speed, u_char addr, u_char *oldaddr)
+static int get_data(device_t adapter)
{
- struct intel_iic_softc *sc;
- struct drm_device *dev;
-
- sc = device_get_softc(idev);
- dev = sc->drm_dev;
-
- intel_iic_reset(dev);
- return (0);
+ struct intel_iic_softc *sc = device_get_softc(adapter);
+ struct drm_i915_private *dev_priv = sc->drm_dev->dev_private;
+ u32 reserved = get_reserved(adapter);
+ I915_WRITE_NOTRACE(sc->reg, reserved | GPIO_DATA_DIR_MASK);
+ I915_WRITE_NOTRACE(sc->reg, reserved);
+ return ((I915_READ_NOTRACE(sc->reg) & GPIO_DATA_VAL_IN) != 0);
}
-static void
-intel_iicbb_setsda(device_t idev, int val)
+static void set_clock(device_t adapter, int state_high)
{
- struct intel_iic_softc *sc;
- struct drm_i915_private *dev_priv;
- u32 reserved;
- u32 data_bits;
-
- sc = device_get_softc(idev);
- dev_priv = sc->drm_dev->dev_private;
+ struct intel_iic_softc *sc = device_get_softc(adapter);
+ struct drm_i915_private *dev_priv = sc->drm_dev->dev_private;
+ u32 reserved = get_reserved(adapter);
+ u32 clock_bits;
- reserved = intel_iic_get_reserved(idev);
- if (val)
- data_bits = GPIO_DATA_DIR_IN | GPIO_DATA_DIR_MASK;
+ if (state_high)
+ clock_bits = GPIO_CLOCK_DIR_IN | GPIO_CLOCK_DIR_MASK;
else
- data_bits = GPIO_DATA_DIR_OUT | GPIO_DATA_DIR_MASK |
- GPIO_DATA_VAL_MASK;
+ clock_bits = GPIO_CLOCK_DIR_OUT | GPIO_CLOCK_DIR_MASK |
+ GPIO_CLOCK_VAL_MASK;
- I915_WRITE_NOTRACE(sc->reg, reserved | data_bits);
+ I915_WRITE_NOTRACE(sc->reg, reserved | clock_bits);
POSTING_READ(sc->reg);
}
-static void
-intel_iicbb_setscl(device_t idev, int val)
+static void set_data(device_t adapter, int state_high)
{
- struct intel_iic_softc *sc;
- struct drm_i915_private *dev_priv;
- u32 clock_bits, reserved;
-
- sc = device_get_softc(idev);
- dev_priv = sc->drm_dev->dev_private;
+ struct intel_iic_softc *sc = device_get_softc(adapter);
+ struct drm_i915_private *dev_priv = sc->drm_dev->dev_private;
+ u32 reserved = get_reserved(adapter);
+ u32 data_bits;
- reserved = intel_iic_get_reserved(idev);
- if (val)
- clock_bits = GPIO_CLOCK_DIR_IN | GPIO_CLOCK_DIR_MASK;
+ if (state_high)
+ data_bits = GPIO_DATA_DIR_IN | GPIO_DATA_DIR_MASK;
else
- clock_bits = GPIO_CLOCK_DIR_OUT | GPIO_CLOCK_DIR_MASK |
- GPIO_CLOCK_VAL_MASK;
+ data_bits = GPIO_DATA_DIR_OUT | GPIO_DATA_DIR_MASK |
+ GPIO_DATA_VAL_MASK;
- I915_WRITE_NOTRACE(sc->reg, reserved | clock_bits);
+ I915_WRITE_NOTRACE(sc->reg, reserved | data_bits);
POSTING_READ(sc->reg);
}
static int
-intel_iicbb_getsda(device_t idev)
+intel_gpio_pre_xfer(device_t adapter)
{
- struct intel_iic_softc *sc;
- struct drm_i915_private *dev_priv;
- u32 reserved;
-
- sc = device_get_softc(idev);
- dev_priv = sc->drm_dev->dev_private;
-
- reserved = intel_iic_get_reserved(idev);
+ struct intel_iic_softc *sc = device_get_softc(adapter);
+ struct drm_i915_private *dev_priv = sc->drm_dev->dev_private;
- I915_WRITE_NOTRACE(sc->reg, reserved | GPIO_DATA_DIR_MASK);
- I915_WRITE_NOTRACE(sc->reg, reserved);
- return ((I915_READ_NOTRACE(sc->reg) & GPIO_DATA_VAL_IN) != 0);
+ intel_iic_reset(sc->drm_dev);
+ intel_i2c_quirk_set(dev_priv, true);
+ IICBB_SETSDA(adapter, 1);
+ IICBB_SETSCL(adapter, 1);
+ DELAY(I2C_RISEFALL_TIME);
+ return 0;
}
-static int
-intel_iicbb_getscl(device_t idev)
+static void
+intel_gpio_post_xfer(device_t adapter)
{
- struct intel_iic_softc *sc;
- struct drm_i915_private *dev_priv;
- u32 reserved;
+ struct intel_iic_softc *sc = device_get_softc(adapter);
+ struct drm_i915_private *dev_priv = sc->drm_dev->dev_private;
- sc = device_get_softc(idev);
- dev_priv = sc->drm_dev->dev_private;
-
- reserved = intel_iic_get_reserved(idev);
-
- I915_WRITE_NOTRACE(sc->reg, reserved | GPIO_CLOCK_DIR_MASK);
- I915_WRITE_NOTRACE(sc->reg, reserved);
- return ((I915_READ_NOTRACE(sc->reg) & GPIO_CLOCK_VAL_IN) != 0);
+ IICBB_SETSDA(adapter, 1);
+ IICBB_SETSCL(adapter, 1);
+ intel_i2c_quirk_set(dev_priv, false);
}
static int
gmbus_xfer_read(struct drm_i915_private *dev_priv, struct iic_msg *msg,
- u32 gmbus1_index)
+ u32 gmbus1_index)
{
int reg_offset = dev_priv->gpio_mmio_base;
u16 len = msg->len;
@@ -254,19 +246,19 @@ gmbus_xfer_read(struct drm_i915_private
u32 gmbus2;
ret = _intel_wait_for(sc->drm_dev,
- ((gmbus2 = I915_READ(GMBUS2 + reg_offset)) &
- (GMBUS_SATOER | GMBUS_HW_RDY)),
- 50, 1, "915gbr");
+ ((gmbus2 = I915_READ(GMBUS2 + reg_offset)) &
+ (GMBUS_SATOER | GMBUS_HW_RDY)),
+ 50, 1, "915gbr");
if (ret)
- return (-ETIMEDOUT);
+ return -ETIMEDOUT;
if (gmbus2 & GMBUS_SATOER)
- return (-ENXIO);
+ return -ENXIO;
val = I915_READ(GMBUS3 + reg_offset);
do {
*buf++ = val & 0xff;
val >>= 8;
- } while (--len != 0 && ++loop < 4);
+ } while (--len && ++loop < 4);
}
return 0;
@@ -299,18 +291,18 @@ gmbus_xfer_write(struct drm_i915_private
val = loop = 0;
do {
val |= *buf++ << (8 * loop);
- } while (--len != 0 && ++loop < 4);
+ } while (--len && ++loop < 4);
I915_WRITE(GMBUS3 + reg_offset, val);
ret = _intel_wait_for(sc->drm_dev,
- ((gmbus2 = I915_READ(GMBUS2 + reg_offset)) &
- (GMBUS_SATOER | GMBUS_HW_RDY)),
- 50, 1, "915gbw");
+ ((gmbus2 = I915_READ(GMBUS2 + reg_offset)) &
+ (GMBUS_SATOER | GMBUS_HW_RDY)),
+ 50, 1, "915gbw");
if (ret)
- return (-ETIMEDOUT);
+ return -ETIMEDOUT;
if (gmbus2 & GMBUS_SATOER)
- return (-ENXIO);
+ return -ENXIO;
}
return 0;
}
@@ -356,20 +348,20 @@ gmbus_xfer_index_read(struct drm_i915_pr
}
static int
-intel_gmbus_transfer(device_t idev, struct iic_msg *msgs, uint32_t nmsgs)
+gmbus_xfer(device_t adapter,
+ struct iic_msg *msgs,
+ uint32_t num)
{
- struct intel_iic_softc *sc;
- struct drm_i915_private *dev_priv;
+ struct intel_iic_softc *sc = device_get_softc(adapter);
+ struct drm_i915_private *dev_priv = sc->drm_dev->dev_private;
int error, i, ret, reg_offset, unit;
error = 0;
- sc = device_get_softc(idev);
- dev_priv = sc->drm_dev->dev_private;
- unit = device_get_unit(idev);
+ unit = device_get_unit(adapter);
sx_xlock(&dev_priv->gmbus_sx);
if (sc->force_bit_dev) {
- error = -IICBUS_TRANSFER(dev_priv->bbbus[unit], msgs, nmsgs);
+ error = -IICBUS_TRANSFER(dev_priv->bbbus[unit], msgs, num);
goto out;
}
@@ -377,10 +369,10 @@ intel_gmbus_transfer(device_t idev, stru
I915_WRITE(GMBUS0 + reg_offset, sc->reg0);
- for (i = 0; i < nmsgs; i++) {
+ for (i = 0; i < num; i++) {
u32 gmbus2;
- if (gmbus_is_index_read(msgs, i, nmsgs)) {
+ if (gmbus_is_index_read(msgs, i, num)) {
error = gmbus_xfer_index_read(dev_priv, &msgs[i]);
i += 1; /* set i to the index of the read xfer */
} else if (msgs[i].flags & IIC_M_RD) {
@@ -413,12 +405,12 @@ intel_gmbus_transfer(device_t idev, stru
/* Mark the GMBUS interface as disabled after waiting for idle.
* We will re-enable it at the start of the next xfer,
* till then let it sleep.
- */
+ */
if (_intel_wait_for(dev,
(I915_READ(GMBUS2 + reg_offset) & GMBUS_ACTIVE) == 0,
10, 1, "915gbu")) {
DRM_DEBUG_KMS("GMBUS [%s] timed out waiting for idle\n",
- sc->name);
+ sc->name);
error = -ETIMEDOUT;
}
I915_WRITE(GMBUS0 + reg_offset, 0);
@@ -459,81 +451,16 @@ clear_err:
timeout:
DRM_INFO("GMBUS [%s] timed out, falling back to bit banging on pin
%d\n",
- sc->name, sc->reg0 & 0xff);
+ sc->name, sc->reg0 & 0xff);
I915_WRITE(GMBUS0 + reg_offset, 0);
- /*
- * Hardware may not support GMBUS over these pins?
- * Try GPIO bitbanging instead.
- */
+ /* Hardware may not support GMBUS over these pins? Try GPIO bitbanging
instead. */
sc->force_bit_dev = true;
- error = -IICBUS_TRANSFER(idev, msgs, nmsgs);
- goto out;
+ error = -IICBUS_TRANSFER(adapter, msgs, num);
out:
sx_xunlock(&dev_priv->gmbus_sx);
- return (-error);
-}
-
-device_t
-intel_gmbus_get_adapter(struct drm_i915_private *dev_priv,
- unsigned port)
-{
-
- if (!intel_gmbus_is_port_valid(port))
- DRM_ERROR("GMBUS get adapter %d: invalid port\n", port);
- return (intel_gmbus_is_port_valid(port) ? dev_priv->gmbus[port - 1] :
- NULL);
-}
-
-void
-intel_gmbus_set_speed(device_t idev, int speed)
-{
- struct intel_iic_softc *sc;
-
- sc = device_get_softc(device_get_parent(idev));
-
- sc->reg0 = (sc->reg0 & ~(0x3 << 8)) | speed;
-}
-
-void
-intel_gmbus_force_bit(device_t idev, bool force_bit)
-{
- struct intel_iic_softc *sc;
-
- sc = device_get_softc(device_get_parent(idev));
- sc->force_bit_dev = force_bit;
-}
-
-static int
-intel_iicbb_pre_xfer(device_t idev)
-{
- struct intel_iic_softc *sc;
- struct drm_i915_private *dev_priv;
-
- sc = device_get_softc(idev);
- dev_priv = sc->drm_dev->dev_private;
-
- intel_iic_reset(sc->drm_dev);
- intel_iic_quirk_set(dev_priv, true);
- IICBB_SETSDA(idev, 1);
- IICBB_SETSCL(idev, 1);
- DELAY(I2C_RISEFALL_TIME);
- return (0);
-}
-
-static void
-intel_iicbb_post_xfer(device_t idev)
-{
- struct intel_iic_softc *sc;
- struct drm_i915_private *dev_priv;
-
- sc = device_get_softc(idev);
- dev_priv = sc->drm_dev->dev_private;
-
- IICBB_SETSDA(idev, 1);
- IICBB_SETSCL(idev, 1);
- intel_iic_quirk_set(dev_priv, false);
+ return -error;
}
static int
@@ -663,7 +590,7 @@ static device_method_t intel_gmbus_metho
DEVMETHOD(device_attach, intel_gmbus_attach),
DEVMETHOD(device_detach, intel_gmbus_detach),
DEVMETHOD(iicbus_reset, intel_iicbus_reset),
- DEVMETHOD(iicbus_transfer, intel_gmbus_transfer),
+ DEVMETHOD(iicbus_transfer, gmbus_xfer),
DEVMETHOD_END
};
static driver_t intel_gmbus_driver = {
@@ -686,12 +613,12 @@ static device_method_t intel_iicbb_metho
DEVMETHOD(iicbb_callback, iicbus_null_callback),
DEVMETHOD(iicbb_reset, intel_iicbus_reset),
- DEVMETHOD(iicbb_setsda, intel_iicbb_setsda),
- DEVMETHOD(iicbb_setscl, intel_iicbb_setscl),
- DEVMETHOD(iicbb_getsda, intel_iicbb_getsda),
- DEVMETHOD(iicbb_getscl, intel_iicbb_getscl),
- DEVMETHOD(iicbb_pre_xfer, intel_iicbb_pre_xfer),
- DEVMETHOD(iicbb_post_xfer, intel_iicbb_post_xfer),
+ DEVMETHOD(iicbb_setsda, set_data),
+ DEVMETHOD(iicbb_setscl, set_clock),
+ DEVMETHOD(iicbb_getsda, get_data),
+ DEVMETHOD(iicbb_getscl, get_clock),
+ DEVMETHOD(iicbb_pre_xfer, intel_gpio_pre_xfer),
+ DEVMETHOD(iicbb_post_xfer, intel_gpio_post_xfer),
DEVMETHOD_END
};
static driver_t intel_iicbb_driver = {
@@ -704,20 +631,19 @@ DRIVER_MODULE_ORDERED(intel_iicbb, drmn,
intel_iicbb_devclass, 0, 0, SI_ORDER_FIRST);
DRIVER_MODULE(iicbb, intel_iicbb, iicbb_driver, iicbb_devclass, 0, 0);
-int
-intel_setup_gmbus(struct drm_device *dev)
+int intel_setup_gmbus(struct drm_device *dev)
{
- struct drm_i915_private *dev_priv;
+ struct drm_i915_private *dev_priv = dev->dev_private;
device_t iic_dev;
- int i, ret;
+ int ret, i;
- dev_priv = dev->dev_private;
- sx_init(&dev_priv->gmbus_sx, "gmbus");
if (HAS_PCH_SPLIT(dev))
dev_priv->gpio_mmio_base = PCH_GPIOA - GPIOA;
else
dev_priv->gpio_mmio_base = 0;
+ sx_init(&dev_priv->gmbus_sx, "gmbus");
+
/*
* The Giant there is recursed, most likely. Normally, the
* intel_setup_gmbus() is called from the attach method of the
@@ -786,14 +712,41 @@ intel_setup_gmbus(struct drm_device *dev
intel_iic_reset(dev);
}
-
mtx_unlock(&Giant);
- return (0);
+
+ return 0;
err:
intel_teardown_gmbus_m(dev, i);
mtx_unlock(&Giant);
- return (ret);
+ return ret;
+}
+
+device_t intel_gmbus_get_adapter(struct drm_i915_private *dev_priv,
+ unsigned port)
+{
+
+ if (!intel_gmbus_is_port_valid(port))
+ DRM_ERROR("GMBUS get adapter %d: invalid port\n", port);
+ return (intel_gmbus_is_port_valid(port) ? dev_priv->gmbus[port - 1] :
+ NULL);
+}
+
+void intel_gmbus_set_speed(device_t adapter, int speed)
+{
+ struct intel_iic_softc *sc;
+
+ sc = device_get_softc(device_get_parent(adapter));
+
+ sc->reg0 = (sc->reg0 & ~(0x3 << 8)) | speed;
+}
+
+void intel_gmbus_force_bit(device_t adapter, bool force_bit)
+{
+ struct intel_iic_softc *sc;
+
+ sc = device_get_softc(device_get_parent(adapter));
+ sc->force_bit_dev = force_bit;
}
static void
@@ -806,8 +759,7 @@ intel_teardown_gmbus_m(struct drm_device
sx_destroy(&dev_priv->gmbus_sx);
}
-void
-intel_teardown_gmbus(struct drm_device *dev)
+void intel_teardown_gmbus(struct drm_device *dev)
{
mtx_lock(&Giant);
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