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Message-Id: <1454146417-11567-1-git-send-email-sudipm.mukherjee@gmail.com>
Date: Sat, 30 Jan 2016 15:03:35 +0530
From: Sudip Mukherjee <sudipm.mukherjee@...il.com>
To: Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>
Cc: linux-kernel@...r.kernel.org, alsa-devel@...a-project.org,
Sudip Mukherjee <sudipm.mukherjee@...il.com>
Subject: [PATCH v2 1/3] [ALSA] portman2x4 - whitespace fixes
checkpatch was complaining about trailing whitespace, multiple blank
lines and space before tabs. This patch takes care of these issues
related to whitespace changes and there was no other change.
Signed-off-by: Sudip Mukherjee <sudip@...torindia.org>
---
v2: combined 3 patches of v1 series into this patch.
sound/drivers/portman2x4.c | 77 ++++++++++++++++++++++------------------------
1 file changed, 37 insertions(+), 40 deletions(-)
diff --git a/sound/drivers/portman2x4.c b/sound/drivers/portman2x4.c
index 464385a..65b0650 100644
--- a/sound/drivers/portman2x4.c
+++ b/sound/drivers/portman2x4.c
@@ -57,7 +57,7 @@ static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
-static struct platform_device *platform_devices[SNDRV_CARDS];
+static struct platform_device *platform_devices[SNDRV_CARDS];
static int device_count;
module_param_array(index, int, NULL, S_IRUGO);
@@ -105,7 +105,7 @@ static int portman_create(struct snd_card *card,
*rchip = NULL;
pm = kzalloc(sizeof(struct portman), GFP_KERNEL);
- if (pm == NULL)
+ if (pm == NULL)
return -ENOMEM;
/* Init chip specific data */
@@ -123,24 +123,24 @@ static int portman_create(struct snd_card *card,
*********************************************************************/
/* Standard PC parallel port status register equates. */
-#define PP_STAT_BSY 0x80 /* Busy status. Inverted. */
-#define PP_STAT_ACK 0x40 /* Acknowledge. Non-Inverted. */
-#define PP_STAT_POUT 0x20 /* Paper Out. Non-Inverted. */
-#define PP_STAT_SEL 0x10 /* Select. Non-Inverted. */
-#define PP_STAT_ERR 0x08 /* Error. Non-Inverted. */
+#define PP_STAT_BSY 0x80 /* Busy status. Inverted. */
+#define PP_STAT_ACK 0x40 /* Acknowledge. Non-Inverted. */
+#define PP_STAT_POUT 0x20 /* Paper Out. Non-Inverted. */
+#define PP_STAT_SEL 0x10 /* Select. Non-Inverted. */
+#define PP_STAT_ERR 0x08 /* Error. Non-Inverted. */
/* Standard PC parallel port command register equates. */
-#define PP_CMD_IEN 0x10 /* IRQ Enable. Non-Inverted. */
-#define PP_CMD_SELI 0x08 /* Select Input. Inverted. */
-#define PP_CMD_INIT 0x04 /* Init Printer. Non-Inverted. */
-#define PP_CMD_FEED 0x02 /* Auto Feed. Inverted. */
+#define PP_CMD_IEN 0x10 /* IRQ Enable. Non-Inverted. */
+#define PP_CMD_SELI 0x08 /* Select Input. Inverted. */
+#define PP_CMD_INIT 0x04 /* Init Printer. Non-Inverted. */
+#define PP_CMD_FEED 0x02 /* Auto Feed. Inverted. */
#define PP_CMD_STB 0x01 /* Strobe. Inverted. */
/* Parallel Port Command Register as implemented by PCP2x4. */
-#define INT_EN PP_CMD_IEN /* Interrupt enable. */
+#define INT_EN PP_CMD_IEN /* Interrupt enable. */
#define STROBE PP_CMD_STB /* Command strobe. */
-/* The parallel port command register field (b1..b3) selects the
+/* The parallel port command register field (b1..b3) selects the
* various "registers" within the PC/P 2x4. These are the internal
* address of these "registers" that must be written to the parallel
* port command register.
@@ -148,7 +148,7 @@ static int portman_create(struct snd_card *card,
#define RXDATA0 (0 << 1) /* PCP RxData channel 0. */
#define RXDATA1 (1 << 1) /* PCP RxData channel 1. */
#define GEN_CTL (2 << 1) /* PCP General Control Register. */
-#define SYNC_CTL (3 << 1) /* PCP Sync Control Register. */
+#define SYNC_CTL (3 << 1) /* PCP Sync Control Register. */
#define TXDATA0 (4 << 1) /* PCP TxData channel 0. */
#define TXDATA1 (5 << 1) /* PCP TxData channel 1. */
#define TXDATA2 (6 << 1) /* PCP TxData channel 2. */
@@ -218,7 +218,7 @@ static inline void portman_write_data(struct portman *pm, u8 value)
parport_write_data(pm->pardev->port, value);
}
-static void portman_write_midi(struct portman *pm,
+static void portman_write_midi(struct portman *pm,
int port, u8 mididata)
{
int command = ((port + 4) << 1);
@@ -234,20 +234,20 @@ static void portman_write_midi(struct portman *pm,
*/
command |= INT_EN;
- /* Disable interrupts so that the process is not interrupted, then
- * write the address associated with the current Tx channel to the
+ /* Disable interrupts so that the process is not interrupted, then
+ * write the address associated with the current Tx channel to the
* PP Command Reg. Do not set the Strobe signal yet.
*/
do {
portman_write_command(pm, command);
- /* While the address lines settle, write parallel output data to
+ /* While the address lines settle, write parallel output data to
* PP Data Reg. This has no effect until Strobe signal is asserted.
*/
portman_write_data(pm, mididata);
-
+
/* If PCP channel's TxEmpty is set (TxEmpty is read through the PP
* Status Register), then go write data. Else go back and wait.
*/
@@ -284,7 +284,6 @@ static void portman_write_midi(struct portman *pm,
/* Data sent. */
}
-
/*
* Read MIDI byte from port
* Attempt to read input byte from specified hardware input port (0..).
@@ -357,7 +356,6 @@ static int portman_read_midi(struct portman *pm, int port)
portman_write_data(pm, 1); /* Cause rising edge, which shifts data. */
portman_write_data(pm, 0); /* Return data clock low. */
-
/* De-assert Strobe and return data. */
portman_write_command(pm, cmdout); /* Output saved address+IE. */
@@ -370,11 +368,12 @@ static int portman_read_midi(struct portman *pm, int port)
/*
* Checks if any input data on the given channel is available
- * Checks RxAvail
+ * Checks RxAvail
*/
static int portman_data_avail(struct portman *pm, int channel)
{
int command = INT_EN;
+
switch (channel) {
case 0:
command |= RXDATA0;
@@ -393,7 +392,6 @@ static int portman_data_avail(struct portman *pm, int channel)
return 0;
}
-
/*
* Flushes any input
*/
@@ -456,7 +454,7 @@ static int portman_probe(struct parport *p)
* hardware handshake lines to midi box:
*
* Strobe = 0
- * Interrupt Enable = 0
+ * Interrupt Enable = 0
*/
/* 2 */
parport_write_control(p, 0);
@@ -481,7 +479,7 @@ static int portman_probe(struct parport *p)
/* 7 */
parport_write_control(p, 0); /* Reset Strobe=0. */
- /* Check if Tx circuitry is functioning properly. If initialized
+ /* Check if Tx circuitry is functioning properly. If initialized
* unit TxEmpty is false, send out char and see if if goes true.
*/
/* 8 */
@@ -567,12 +565,12 @@ static int snd_portman_rawmidi_create(struct snd_card *card)
struct snd_rawmidi *rmidi;
struct snd_rawmidi_substream *substream;
int err;
-
- err = snd_rawmidi_new(card, CARD_NAME, 0,
- PORTMAN_NUM_OUTPUT_PORTS,
- PORTMAN_NUM_INPUT_PORTS,
+
+ err = snd_rawmidi_new(card, CARD_NAME, 0,
+ PORTMAN_NUM_OUTPUT_PORTS,
+ PORTMAN_NUM_INPUT_PORTS,
&rmidi);
- if (err < 0)
+ if (err < 0)
return err;
rmidi->private_data = pm;
@@ -584,9 +582,9 @@ static int snd_portman_rawmidi_create(struct snd_card *card)
pm->rmidi = rmidi;
/* register rawmidi ops */
- snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
+ snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
&snd_portman_midi_output);
- snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
+ snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
&snd_portman_midi_input);
/* name substreams */
@@ -621,7 +619,7 @@ static void snd_portman_interrupt(void *userdata)
/* While any input data is waiting */
while ((portman_read_status(pm) & INT_REQ) == INT_REQ) {
- /* If data available on channel 0,
+ /* If data available on channel 0,
read it and stuff it into the queue. */
if (portman_data_avail(pm, 0)) {
/* Read Midi */
@@ -632,7 +630,7 @@ static void snd_portman_interrupt(void *userdata)
&midivalue, 1);
}
- /* If data available on channel 1,
+ /* If data available on channel 1,
read it and stuff it into the queue. */
if (portman_data_avail(pm, 1)) {
/* Read Midi */
@@ -658,7 +656,7 @@ static int snd_portman_probe_port(struct parport *p)
0, NULL);
if (!pardev)
return -EIO;
-
+
if (parport_claim(pardev)) {
parport_unregister_device(pardev);
return -EIO;
@@ -742,7 +740,7 @@ static int snd_portman_probe(struct platform_device *pdev)
if (dev >= SNDRV_CARDS)
return -ENODEV;
- if (!enable[dev])
+ if (!enable[dev])
return -ENOENT;
if ((err = snd_portman_probe_port(p)) < 0)
@@ -756,7 +754,7 @@ static int snd_portman_probe(struct platform_device *pdev)
}
strcpy(card->driver, DRIVER_NAME);
strcpy(card->shortname, CARD_NAME);
- sprintf(card->longname, "%s at 0x%lx, irq %i",
+ sprintf(card->longname, "%s at 0x%lx, irq %i",
card->shortname, p->base, p->irq);
pardev = parport_register_device(p, /* port */
@@ -779,7 +777,7 @@ static int snd_portman_probe(struct platform_device *pdev)
}
card->private_data = pm;
card->private_free = snd_portman_card_private_free;
-
+
if ((err = snd_portman_rawmidi_create(card)) < 0) {
snd_printd("Creating Rawmidi component failed\n");
goto __err;
@@ -823,7 +821,6 @@ static int snd_portman_remove(struct platform_device *pdev)
return 0;
}
-
static struct platform_driver snd_portman_driver = {
.probe = snd_portman_probe,
.remove = snd_portman_remove,
@@ -844,7 +841,7 @@ static void snd_portman_unregister_all(void)
platform_device_unregister(platform_devices[i]);
platform_devices[i] = NULL;
}
- }
+ }
platform_driver_unregister(&snd_portman_driver);
parport_unregister_driver(&portman_parport_driver);
}
--
1.9.1
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