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Message-ID: <20131202092333.GA19784@amd.pavel.ucw.cz>
Date: Mon, 2 Dec 2013 10:23:33 +0100
From: Pavel Machek <pavel@....cz>
To: Pali Rohár <pali.rohar@...il.com>
Cc: Ивайло Димитров
<freemangordon@....bg>, sre@...g0.de, sre@...ian.org,
kernel list <linux-kernel@...r.kernel.org>
Subject: linux-n900: minor coding style fixes
Replace RX51 with N900 (RX-51) in user-visible places.
Fix comment style.
Simplify obvious code.
Add a fixme where error is not checked.
Signed-off-by: Pavel Machek <pavel@....cz>
index e7604e5..64f7aca 100644
--- a/drivers/hsi/clients/cmt_speech.c
+++ b/drivers/hsi/clients/cmt_speech.c
@@ -642,7 +642,7 @@ static void cs_hsi_peek_on_data_complete(struct hsi_msg *msg)
cs_hsi_data_read_error(hi, msg);
}
-/**
+/*
* Read/write transaction is ongoing. Returns false if in
* SSI_CHANNEL_STATE_POLL state.
*/
@@ -652,7 +652,7 @@ static inline int cs_state_xfer_active(unsigned int state)
(state & SSI_CHANNEL_STATE_READING);
}
-/**
+/*
* No pending read/writes
*/
static inline int cs_state_idle(unsigned int state)
@@ -841,7 +841,7 @@ static int check_buf_params(struct cs_hsi_iface *hi,
return r;
}
-/**
+/*
* Block until pending data transfers have completed.
*/
static int cs_hsi_data_sync(struct cs_hsi_iface *hi)
@@ -864,7 +864,7 @@ static int cs_hsi_data_sync(struct cs_hsi_iface *hi)
r = -ERESTARTSYS;
goto out;
}
- /**
+ /*
* prepare_to_wait must be called with hi->lock held
* so that callbacks can check for waitqueue_active()
*/
diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig
index 4544798..31ead21 100644
--- a/drivers/media/i2c/Kconfig
+++ b/drivers/media/i2c/Kconfig
@@ -271,7 +271,7 @@ config VIDEO_AD5820
depends on I2C && VIDEO_V4L2 && MEDIA_CONTROLLER
---help---
This is a driver for the AD5820 camera lens voice coil.
- It is used for example in Nokia RX51.
+ It is used for example in Nokia N900 (RX-51).
config VIDEO_SAA7110
tristate "Philips SAA7110 video decoder"
diff --git a/drivers/media/i2c/ad5820.c b/drivers/media/i2c/ad5820.c
index d2574b7..0f91673 100644
--- a/drivers/media/i2c/ad5820.c
+++ b/drivers/media/i2c/ad5820.c
@@ -1,5 +1,5 @@
/*
- * drivers/media/video/ad5820.c
+ * drivers/media/i2c/ad5820.c
*
* AD5820 DAC driver for camera voice coil focus.
*
@@ -101,9 +101,11 @@ static int ad5820_read(struct ad5820_device *coil)
return be16_to_cpu(data);
}
-/* Calculate status word and write it to the device based on current
+/*
+ * Calculate status word and write it to the device based on current
* values of V4L2 controls. It is assumed that the stored V4L2 control
- * values are properly limited and rounded. */
+ * values are properly limited and rounded.
+ */
static int ad5820_update_hw(struct ad5820_device *coil)
{
u16 status;
@@ -119,15 +121,15 @@ static int ad5820_update_hw(struct ad5820_device *coil)
return ad5820_write(coil, status);
}
-/* --------------------------------------------------------------------------
+/*
* Power handling
*/
-
static int ad5820_power_off(struct ad5820_device *coil, int standby)
{
int ret = 0;
- /* Go to standby first as real power off my be denied by the hardware
+ /*
+ * Go to standby first as real power off my be denied by the hardware
* (single power line control for both coil and sensor).
*/
if (standby) {
@@ -172,10 +174,9 @@ fail:
return ret;
}
-/* --------------------------------------------------------------------------
+/*
* V4L2 controls
*/
-
static int ad5820_set_ctrl(struct v4l2_ctrl *ctrl)
{
struct ad5820_device *coil =
@@ -244,7 +245,8 @@ static int ad5820_init_controls(struct ad5820_device *coil)
v4l2_ctrl_handler_init(&coil->ctrls, ARRAY_SIZE(ad5820_ctrls) + 1);
- /* V4L2_CID_FOCUS_ABSOLUTE
+ /*
+ * V4L2_CID_FOCUS_ABSOLUTE
*
* Minimum current is 0 mA, maximum is 100 mA. Thus, 1 code is
* equivalent to 100/1023 = 0.0978 mA. Nevertheless, we do not use [mA]
@@ -273,10 +275,9 @@ static int ad5820_init_controls(struct ad5820_device *coil)
return 0;
}
-/* --------------------------------------------------------------------------
+/*
* V4L2 subdev operations
*/
-
static int
ad5820_registered(struct v4l2_subdev *subdev)
{
@@ -323,7 +324,8 @@ ad5820_set_power(struct v4l2_subdev *subdev, int on)
mutex_lock(&coil->power_lock);
- /* If the power count is modified from 0 to != 0 or from != 0 to 0,
+ /*
+ * If the power count is modified from 0 to != 0 or from != 0 to 0,
* update the power state.
*/
if (coil->power_count == !on) {
@@ -365,7 +367,7 @@ static const struct v4l2_subdev_internal_ops ad5820_internal_ops = {
.close = ad5820_close,
};
-/* --------------------------------------------------------------------------
+/*
* I2C driver
*/
#ifdef CONFIG_PM
diff --git a/drivers/media/i2c/smia/Kconfig b/drivers/media/i2c/smia/Kconfig
index ed089e4..13ca043 100644
--- a/drivers/media/i2c/smia/Kconfig
+++ b/drivers/media/i2c/smia/Kconfig
@@ -14,4 +14,4 @@ config VIDEO_ET8EK8
select VIDEO_SMIAREGS
---help---
This is a driver for the Toshiba ET8EK8 5 MP camera sensor.
- It is used for example in Nokia RX51.
+ It is used for example in Nokia N900 (RX-51).
diff --git a/drivers/media/i2c/smia/smiaregs.c b/drivers/media/i2c/smia/smiaregs.c
index f88ac38..50193da 100644
--- a/drivers/media/i2c/smia/smiaregs.c
+++ b/drivers/media/i2c/smia/smiaregs.c
@@ -1,5 +1,5 @@
/*
- * drivers/media/video/smiaregs.c
+ * drivers/media/i2c/smia/smiaregs.c
*
* Copyright (C) 2008 Nokia Corporation
*
@@ -31,11 +31,8 @@
#include <media/smiaregs.h>
/*
- *
* Video control helpers
- *
*/
-
int smia_ctrl_find(const struct v4l2_queryctrl *ctrls, size_t nctrls, int id)
{
size_t i;
@@ -183,11 +180,8 @@ int smia_mode_g_ctrl(const __u32 *ctrls, size_t nctrls, struct v4l2_control *vc,
EXPORT_SYMBOL_GPL(smia_mode_g_ctrl);
/*
- *
* Reglist helpers
- *
*/
-
static int smia_reglist_cmp(const void *a, const void *b)
{
const struct smia_reglist **list1 = (const struct smia_reglist **)a,
@@ -197,22 +191,22 @@ static int smia_reglist_cmp(const void *a, const void *b)
if ((*list1)->type == SMIA_REGLIST_MODE &&
(*list2)->type != SMIA_REGLIST_MODE)
return -1;
- else if ((*list1)->type != SMIA_REGLIST_MODE &&
- (*list2)->type == SMIA_REGLIST_MODE)
+ if ((*list1)->type != SMIA_REGLIST_MODE &&
+ (*list2)->type == SMIA_REGLIST_MODE)
return 1;
/* Descending width. */
if ((*list1)->mode.window_width > (*list2)->mode.window_width)
return -1;
- else if ((*list1)->mode.window_width < (*list2)->mode.window_width)
+ if ((*list1)->mode.window_width < (*list2)->mode.window_width)
return 1;
if ((*list1)->mode.window_height > (*list2)->mode.window_height)
return -1;
- else if ((*list1)->mode.window_height < (*list2)->mode.window_height)
+ if ((*list1)->mode.window_height < (*list2)->mode.window_height)
return 1;
- else
- return 0;
+
+ return 0;
}
/*
diff --git a/drivers/media/radio/radio-bcm2048.c b/drivers/media/radio/radio-bcm2048.c
index d948cac..087e321 100644
--- a/drivers/media/radio/radio-bcm2048.c
+++ b/drivers/media/radio/radio-bcm2048.c
@@ -353,6 +353,9 @@ static struct region_info region_configs[] = {
/*
* I2C Interface read / write
+ *
+ * Note: callers use | operation to combine errors from multiple
+ * calls. So this has to return just single error value.
*/
static int bcm2048_send_command(struct bcm2048_device *bdev, unsigned int reg,
unsigned int value)
@@ -492,6 +495,8 @@ static int bcm2048_set_rds_no_lock(struct bcm2048_device *bdev, u8 rds_on)
memset(&bdev->rds_info, 0, sizeof(bdev->rds_info));
}
+ /* FIXME: if (err) return err ? */
+
err = bcm2048_send_command(bdev, BCM2048_I2C_FM_RDS_SYSTEM,
bdev->cache_fm_rds_system);
@@ -633,10 +638,7 @@ static int bcm2048_get_fm_frequency(struct bcm2048_device *bdev)
if (err)
return err;
- err = compose_u16(msb, lsb);
- err += BCM2048_FREQUENCY_BASE;
-
- return err;
+ return compose_u16(msb, lsb) + BCM2048_FREQUENCY_BASE;
}
static int bcm2048_set_fm_af_frequency(struct bcm2048_device *bdev,
@@ -678,10 +680,7 @@ static int bcm2048_get_fm_af_frequency(struct bcm2048_device *bdev)
if (err)
return err;
- err = compose_u16(msb, lsb);
- err += BCM2048_FREQUENCY_BASE;
-
- return err;
+ return compose_u16(msb, lsb) + BCM2048_FREQUENCY_BASE;
}
static int bcm2048_set_fm_deemphasis(struct bcm2048_device *bdev, int d)
diff --git a/drivers/staging/tidspbridge/core/tiomap3430.c b/drivers/staging/tidspbridge/core/tiomap3430.c
index a4b4300..66e7fed 100644
--- a/drivers/staging/tidspbridge/core/tiomap3430.c
+++ b/drivers/staging/tidspbridge/core/tiomap3430.c
@@ -527,7 +527,7 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt,
/* Set the DSP clock rate */
(void)dev_get_symbol(dev_context->dev_obj,
"_BRIDGEINIT_DSP_FREQ", &ul_dsp_clk_addr);
- /*Set Autoidle Mode for IVA2 PLL */
+ /* Set Autoidle Mode for IVA2 PLL */
(*pdata->dsp_cm_write)(1,
OMAP3430_IVA2_MOD, OMAP3430_CM_AUTOIDLE_PLL);
diff --git a/sound/soc/omap/Kconfig b/sound/soc/omap/Kconfig
index a8319e6..45ea88a 100644
--- a/sound/soc/omap/Kconfig
+++ b/sound/soc/omap/Kconfig
@@ -25,14 +25,14 @@ config SND_OMAP_SOC_N810
Say Y if you want to add support for SoC audio on Nokia N810.
config SND_OMAP_SOC_RX51
- tristate "SoC Audio support for Nokia RX-51"
+ tristate "SoC Audio support for Nokia N900 (RX-51)"
depends on SND_OMAP_SOC && I2C && ARM && (MACH_NOKIA_RX51 || COMPILE_TEST)
select SND_OMAP_SOC_MCBSP
select SND_SOC_TLV320AIC3X
select SND_SOC_TPA6130A2
help
- Say Y if you want to add support for SoC audio on Nokia RX-51
- hardware. This is also known as Nokia N900 product.
+ Say Y if you want to add support for SoC audio on Nokia N900
+ (RX-51) hardware.
config SND_OMAP_SOC_AMS_DELTA
tristate "SoC Audio support for Amstrad E3 (Delta) videophone"
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
--
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