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linux: add 'official' patch for nuvoton IR driver

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Signed-off-by: Stephan Raue <stephan@openelec.tv>
This commit is contained in:
Stephan Raue 2010-10-08 19:32:25 +02:00
parent 21f87c0028
commit bd6c51e5c2
1 changed files with 994 additions and 0 deletions
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994
packages/linux/patches/linux-2.6.36-add_nuvoton_cir-0.2.diff Normal file
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@ -0,0 +1,994 @@
From b9a1211dff08aa73fc26db66980ec0710a6c7134 Mon Sep 17 00:00:00 2001
From: Ruslan Pisarev <ruslanpisarev@gmail.com>
Date: Mon, 27 Sep 2010 10:01:36 -0300
Subject: [PATCH] V4L/DVB: Staging: cx25821: fix braces and space coding style issues
Errors found by the checkpatch.pl tool.
[mchehab@redhat.com: merged a series of CodingStyle cleanup patches for cx25851. They're all from the same author, and patches the same driver]
Signed-off-by: Ruslan Pisarev <ruslan@rpisarev.org.ua>
Cc: Palash Bandyopadhyay <Palash.Bandyopadhyay@conexant.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---
drivers/staging/cx25821/cx25821-audio-upstream.c | 13 +-
drivers/staging/cx25821/cx25821-audio.h | 10 +-
drivers/staging/cx25821/cx25821-core.c | 62 +++++-----
drivers/staging/cx25821/cx25821-i2c.c | 2 +-
drivers/staging/cx25821/cx25821-medusa-reg.h | 10 +-
drivers/staging/cx25821/cx25821-medusa-video.c | 8 +-
drivers/staging/cx25821/cx25821-reg.h | 4 +-
.../staging/cx25821/cx25821-video-upstream-ch2.c | 135 +++++++++-----------
.../staging/cx25821/cx25821-video-upstream-ch2.h | 14 +-
drivers/staging/cx25821/cx25821-video-upstream.c | 28 ++--
drivers/staging/cx25821/cx25821-video-upstream.h | 10 +-
drivers/staging/cx25821/cx25821.h | 51 ++++----
12 files changed, 168 insertions(+), 179 deletions(-)
diff --git a/drivers/staging/cx25821/cx25821-audio-upstream.c b/drivers/staging/cx25821/cx25821-audio-upstream.c
index cdff49f..6f32006 100644
--- a/drivers/staging/cx25821/cx25821-audio-upstream.c
+++ b/drivers/staging/cx25821/cx25821-audio-upstream.c
@@ -40,8 +40,8 @@ MODULE_AUTHOR("Hiep Huynh <hiep.huynh@conexant.com>");
MODULE_LICENSE("GPL");
static int _intr_msk =
- FLD_AUD_SRC_RISCI1 | FLD_AUD_SRC_OF | FLD_AUD_SRC_SYNC |
- FLD_AUD_SRC_OPC_ERR;
+ FLD_AUD_SRC_RISCI1 | FLD_AUD_SRC_OF | FLD_AUD_SRC_SYNC |
+ FLD_AUD_SRC_OPC_ERR;
int cx25821_sram_channel_setup_upstream_audio(struct cx25821_dev *dev,
struct sram_channel *ch,
@@ -506,7 +506,7 @@ int cx25821_audio_upstream_irq(struct cx25821_dev *dev, int chan_num,
{
int i = 0;
u32 int_msk_tmp;
- struct sram_channel *channel = dev->channels[chan_num].sram_channels;
+ struct sram_channel *channel = dev->channels[chan_num].sram_channels;
dma_addr_t risc_phys_jump_addr;
__le32 *rp;
@@ -608,7 +608,7 @@ static irqreturn_t cx25821_upstream_irq_audio(int irq, void *dev_id)
if (!dev)
return -1;
- sram_ch = dev->channels[dev->_audio_upstream_channel_select].
+ sram_ch = dev->channels[dev->_audio_upstream_channel_select].
sram_channels;
msk_stat = cx_read(sram_ch->int_mstat);
@@ -733,7 +733,7 @@ int cx25821_audio_upstream_init(struct cx25821_dev *dev, int channel_select)
}
dev->_audio_upstream_channel_select = channel_select;
- sram_ch = dev->channels[channel_select].sram_channels;
+ sram_ch = dev->channels[channel_select].sram_channels;
/* Work queue */
INIT_WORK(&dev->_audio_work_entry, cx25821_audioups_handler);
@@ -764,9 +764,8 @@ int cx25821_audio_upstream_init(struct cx25821_dev *dev, int channel_select)
str_length + 1);
/* Default if filename is empty string */
- if (strcmp(dev->input_audiofilename, "") == 0) {
+ if (strcmp(dev->input_audiofilename, "") == 0)
dev->_audiofilename = "/root/audioGOOD.wav";
- }
} else {
str_length = strlen(_defaultAudioName);
dev->_audiofilename = kmalloc(str_length + 1, GFP_KERNEL);
diff --git a/drivers/staging/cx25821/cx25821-audio.h b/drivers/staging/cx25821/cx25821-audio.h
index 434b2a3..a702a0d 100644
--- a/drivers/staging/cx25821/cx25821-audio.h
+++ b/drivers/staging/cx25821/cx25821-audio.h
@@ -31,18 +31,18 @@
#define NUMBER_OF_PROGRAMS 8
/*
- Max size of the RISC program for a buffer. - worst case is 2 writes per line
- Space is also added for the 4 no-op instructions added on the end.
-*/
+ * Max size of the RISC program for a buffer. - worst case is 2 writes per line
+ * Space is also added for the 4 no-op instructions added on the end.
+ */
#ifndef USE_RISC_NOOP
#define MAX_BUFFER_PROGRAM_SIZE \
- (2*LINES_PER_BUFFER*RISC_WRITE_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE*4)
+ (2*LINES_PER_BUFFER*RISC_WRITE_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE*4)
#endif
/* MAE 12 July 2005 Try to use NOOP RISC instruction instead */
#ifdef USE_RISC_NOOP
#define MAX_BUFFER_PROGRAM_SIZE \
- (2*LINES_PER_BUFFER*RISC_WRITE_INSTRUCTION_SIZE + RISC_NOOP_INSTRUCTION_SIZE*4)
+ (2*LINES_PER_BUFFER*RISC_WRITE_INSTRUCTION_SIZE + RISC_NOOP_INSTRUCTION_SIZE*4)
#endif
/* Sizes of various instructions in bytes. Used when adding instructions. */
diff --git a/drivers/staging/cx25821/cx25821-core.c b/drivers/staging/cx25821/cx25821-core.c
index 03391f4..ca1eece 100644
--- a/drivers/staging/cx25821/cx25821-core.c
+++ b/drivers/staging/cx25821/cx25821-core.c
@@ -42,7 +42,7 @@ static unsigned int card[] = {[0 ... (CX25821_MAXBOARDS - 1)] = UNSET };
module_param_array(card, int, NULL, 0444);
MODULE_PARM_DESC(card, "card type");
-static unsigned int cx25821_devcount = 0;
+static unsigned int cx25821_devcount;
static DEFINE_MUTEX(devlist);
LIST_HEAD(cx25821_devlist);
@@ -781,14 +781,14 @@ static void cx25821_shutdown(struct cx25821_dev *dev)
/* Disable Video A/B activity */
for (i = 0; i < VID_CHANNEL_NUM; i++) {
- cx_write(dev->channels[i].sram_channels->dma_ctl, 0);
- cx_write(dev->channels[i].sram_channels->int_msk, 0);
+ cx_write(dev->channels[i].sram_channels->dma_ctl, 0);
+ cx_write(dev->channels[i].sram_channels->int_msk, 0);
}
- for (i = VID_UPSTREAM_SRAM_CHANNEL_I; i <= VID_UPSTREAM_SRAM_CHANNEL_J;
- i++) {
- cx_write(dev->channels[i].sram_channels->dma_ctl, 0);
- cx_write(dev->channels[i].sram_channels->int_msk, 0);
+ for (i = VID_UPSTREAM_SRAM_CHANNEL_I;
+ i <= VID_UPSTREAM_SRAM_CHANNEL_J; i++) {
+ cx_write(dev->channels[i].sram_channels->dma_ctl, 0);
+ cx_write(dev->channels[i].sram_channels->int_msk, 0);
}
/* Disable Audio activity */
@@ -806,9 +806,9 @@ void cx25821_set_pixel_format(struct cx25821_dev *dev, int channel_select,
u32 format)
{
if (channel_select <= 7 && channel_select >= 0) {
- cx_write(dev->channels[channel_select].
- sram_channels->pix_frmt, format);
- dev->channels[channel_select].pixel_formats = format;
+ cx_write(dev->channels[channel_select].
+ sram_channels->pix_frmt, format);
+ dev->channels[channel_select].pixel_formats = format;
}
}
@@ -829,7 +829,7 @@ static void cx25821_initialize(struct cx25821_dev *dev)
cx_write(PCI_INT_STAT, 0xffffffff);
for (i = 0; i < VID_CHANNEL_NUM; i++)
- cx_write(dev->channels[i].sram_channels->int_stat, 0xffffffff);
+ cx_write(dev->channels[i].sram_channels->int_stat, 0xffffffff);
cx_write(AUD_A_INT_STAT, 0xffffffff);
cx_write(AUD_B_INT_STAT, 0xffffffff);
@@ -843,22 +843,22 @@ static void cx25821_initialize(struct cx25821_dev *dev)
mdelay(100);
for (i = 0; i < VID_CHANNEL_NUM; i++) {
- cx25821_set_vip_mode(dev, dev->channels[i].sram_channels);
- cx25821_sram_channel_setup(dev, dev->channels[i].sram_channels,
- 1440, 0);
- dev->channels[i].pixel_formats = PIXEL_FRMT_422;
- dev->channels[i].use_cif_resolution = FALSE;
+ cx25821_set_vip_mode(dev, dev->channels[i].sram_channels);
+ cx25821_sram_channel_setup(dev, dev->channels[i].sram_channels,
+ 1440, 0);
+ dev->channels[i].pixel_formats = PIXEL_FRMT_422;
+ dev->channels[i].use_cif_resolution = FALSE;
}
/* Probably only affect Downstream */
- for (i = VID_UPSTREAM_SRAM_CHANNEL_I; i <= VID_UPSTREAM_SRAM_CHANNEL_J;
- i++) {
- cx25821_set_vip_mode(dev, dev->channels[i].sram_channels);
+ for (i = VID_UPSTREAM_SRAM_CHANNEL_I;
+ i <= VID_UPSTREAM_SRAM_CHANNEL_J; i++) {
+ cx25821_set_vip_mode(dev, dev->channels[i].sram_channels);
}
- cx25821_sram_channel_setup_audio(dev,
- dev->channels[SRAM_CH08].sram_channels,
- 128, 0);
+ cx25821_sram_channel_setup_audio(dev,
+ dev->channels[SRAM_CH08].sram_channels,
+ 128, 0);
cx25821_gpio_init(dev);
}
@@ -931,8 +931,8 @@ static int cx25821_dev_setup(struct cx25821_dev *dev)
/* Apply a sensible clock frequency for the PCIe bridge */
dev->clk_freq = 28000000;
- for (i = 0; i < MAX_VID_CHANNEL_NUM; i++)
- dev->channels[i].sram_channels = &cx25821_sram_channels[i];
+ for (i = 0; i < MAX_VID_CHANNEL_NUM; i++)
+ dev->channels[i].sram_channels = &cx25821_sram_channels[i];
if (dev->nr > 1)
CX25821_INFO("dev->nr > 1!");
@@ -1003,11 +1003,11 @@ static int cx25821_dev_setup(struct cx25821_dev *dev)
cx25821_card_setup(dev);
- if (medusa_video_init(dev) < 0)
- CX25821_ERR("%s() Failed to initialize medusa!\n"
- , __func__);
+ if (medusa_video_init(dev) < 0)
+ CX25821_ERR("%s() Failed to initialize medusa!\n"
+ , __func__);
- cx25821_video_register(dev);
+ cx25821_video_register(dev);
/* register IOCTL device */
dev->ioctl_dev =
@@ -1342,12 +1342,12 @@ static irqreturn_t cx25821_irq(int irq, void *dev_id)
for (i = 0; i < VID_CHANNEL_NUM; i++) {
if (pci_status & mask[i]) {
- vid_status = cx_read(dev->channels[i].
- sram_channels->int_stat);
+ vid_status = cx_read(dev->channels[i].
+ sram_channels->int_stat);
if (vid_status)
handled +=
- cx25821_video_irq(dev, i, vid_status);
+ cx25821_video_irq(dev, i, vid_status);
cx_write(PCI_INT_STAT, mask[i]);
}
diff --git a/drivers/staging/cx25821/cx25821-i2c.c b/drivers/staging/cx25821/cx25821-i2c.c
index e43572e..2b14bcc 100644
--- a/drivers/staging/cx25821/cx25821-i2c.c
+++ b/drivers/staging/cx25821/cx25821-i2c.c
@@ -283,7 +283,7 @@ static struct i2c_algorithm cx25821_i2c_algo_template = {
.master_xfer = i2c_xfer,
.functionality = cx25821_functionality,
#ifdef NEED_ALGO_CONTROL
- .algo_control = dummy_algo_control,
+ .algo_control = dummy_algo_control,
#endif
};
diff --git a/drivers/staging/cx25821/cx25821-medusa-reg.h b/drivers/staging/cx25821/cx25821-medusa-reg.h
index f7f33b3..1c1c228 100644
--- a/drivers/staging/cx25821/cx25821-medusa-reg.h
+++ b/drivers/staging/cx25821/cx25821-medusa-reg.h
@@ -443,13 +443,13 @@
/*****************************************************************************/
/* LUMA_CTRL register fields */
#define VDEC_A_BRITE_CTRL 0x1014
-#define VDEC_A_CNTRST_CTRL 0x1015
-#define VDEC_A_PEAK_SEL 0x1016
+#define VDEC_A_CNTRST_CTRL 0x1015
+#define VDEC_A_PEAK_SEL 0x1016
/*****************************************************************************/
/* CHROMA_CTRL register fields */
-#define VDEC_A_USAT_CTRL 0x1018
-#define VDEC_A_VSAT_CTRL 0x1019
-#define VDEC_A_HUE_CTRL 0x101A
+#define VDEC_A_USAT_CTRL 0x1018
+#define VDEC_A_VSAT_CTRL 0x1019
+#define VDEC_A_HUE_CTRL 0x101A
#endif
diff --git a/drivers/staging/cx25821/cx25821-medusa-video.c b/drivers/staging/cx25821/cx25821-medusa-video.c
index ef9f2b8..1e11e0c 100644
--- a/drivers/staging/cx25821/cx25821-medusa-video.c
+++ b/drivers/staging/cx25821/cx25821-medusa-video.c
@@ -778,9 +778,9 @@ int medusa_set_saturation(struct cx25821_dev *dev, int saturation, int decoder)
int medusa_video_init(struct cx25821_dev *dev)
{
- u32 value = 0, tmp = 0;
- int ret_val = 0;
- int i = 0;
+ u32 value = 0, tmp = 0;
+ int ret_val = 0;
+ int i = 0;
mutex_lock(&dev->lock);
@@ -829,7 +829,7 @@ int medusa_video_init(struct cx25821_dev *dev)
/* select AFE clock to output mode */
value = cx25821_i2c_read(&dev->i2c_bus[0], AFE_AB_DIAG_CTRL, &tmp);
value &= 0x83FFFFFF;
- ret_val =
+ ret_val =
cx25821_i2c_write(&dev->i2c_bus[0], AFE_AB_DIAG_CTRL,
value | 0x10000000);
diff --git a/drivers/staging/cx25821/cx25821-reg.h b/drivers/staging/cx25821/cx25821-reg.h
index cfe0f32..a3fc25a 100644
--- a/drivers/staging/cx25821/cx25821-reg.h
+++ b/drivers/staging/cx25821/cx25821-reg.h
@@ -163,8 +163,8 @@
#define FLD_VID_DST_RISC2 0x00000010
#define FLD_VID_SRC_RISC1 0x00000002
#define FLD_VID_DST_RISC1 0x00000001
-#define FLD_VID_SRC_ERRORS FLD_VID_SRC_OPC_ERR | FLD_VID_SRC_SYNC | FLD_VID_SRC_UF
-#define FLD_VID_DST_ERRORS FLD_VID_DST_OPC_ERR | FLD_VID_DST_SYNC | FLD_VID_DST_OF
+#define FLD_VID_SRC_ERRORS (FLD_VID_SRC_OPC_ERR | FLD_VID_SRC_SYNC | FLD_VID_SRC_UF)
+#define FLD_VID_DST_ERRORS (FLD_VID_DST_OPC_ERR | FLD_VID_DST_SYNC | FLD_VID_DST_OF)
/* ***************************************************************************** */
#define AUD_A_INT_MSK 0x0400C0 /* Audio Int interrupt mask */
diff --git a/drivers/staging/cx25821/cx25821-video-upstream-ch2.c b/drivers/staging/cx25821/cx25821-video-upstream-ch2.c
index d12dbb5..405e2db 100644
--- a/drivers/staging/cx25821/cx25821-video-upstream-ch2.c
+++ b/drivers/staging/cx25821/cx25821-video-upstream-ch2.c
@@ -32,17 +32,17 @@
#include <linux/file.h>
#include <linux/fcntl.h>
#include <linux/slab.h>
-#include <asm/uaccess.h>
+#include <linux/uaccess.h>
MODULE_DESCRIPTION("v4l2 driver module for cx25821 based TV cards");
MODULE_AUTHOR("Hiep Huynh <hiep.huynh@conexant.com>");
MODULE_LICENSE("GPL");
static int _intr_msk =
- FLD_VID_SRC_RISC1 | FLD_VID_SRC_UF | FLD_VID_SRC_SYNC | FLD_VID_SRC_OPC_ERR;
+ FLD_VID_SRC_RISC1 | FLD_VID_SRC_UF | FLD_VID_SRC_SYNC | FLD_VID_SRC_OPC_ERR;
static __le32 *cx25821_update_riscprogram_ch2(struct cx25821_dev *dev,
- __le32 * rp, unsigned int offset,
+ __le32 *rp, unsigned int offset,
unsigned int bpl, u32 sync_line,
unsigned int lines,
int fifo_enable, int field_type)
@@ -53,9 +53,8 @@ static __le32 *cx25821_update_riscprogram_ch2(struct cx25821_dev *dev,
*(rp++) = cpu_to_le32(RISC_RESYNC | sync_line);
if (USE_RISC_NOOP_VIDEO) {
- for (i = 0; i < NUM_NO_OPS; i++) {
+ for (i = 0; i < NUM_NO_OPS; i++)
*(rp++) = cpu_to_le32(RISC_NOOP);
- }
}
/* scan lines */
@@ -75,7 +74,7 @@ static __le32 *cx25821_update_riscprogram_ch2(struct cx25821_dev *dev,
}
static __le32 *cx25821_risc_field_upstream_ch2(struct cx25821_dev *dev,
- __le32 * rp,
+ __le32 *rp,
dma_addr_t databuf_phys_addr,
unsigned int offset,
u32 sync_line, unsigned int bpl,
@@ -88,14 +87,12 @@ static __le32 *cx25821_risc_field_upstream_ch2(struct cx25821_dev *dev,
int dist_betwn_starts = bpl * 2;
/* sync instruction */
- if (sync_line != NO_SYNC_LINE) {
+ if (sync_line != NO_SYNC_LINE)
*(rp++) = cpu_to_le32(RISC_RESYNC | sync_line);
- }
if (USE_RISC_NOOP_VIDEO) {
- for (i = 0; i < NUM_NO_OPS; i++) {
+ for (i = 0; i < NUM_NO_OPS; i++)
*(rp++) = cpu_to_le32(RISC_NOOP);
- }
}
/* scan lines */
@@ -133,7 +130,7 @@ int cx25821_risc_buffer_upstream_ch2(struct cx25821_dev *dev,
{
__le32 *rp;
int fifo_enable = 0;
- int singlefield_lines = lines >> 1; /*get line count for single field */
+ int singlefield_lines = lines >> 1; /*get line count for single field */
int odd_num_lines = singlefield_lines;
int frame = 0;
int frame_size = 0;
@@ -218,15 +215,15 @@ void cx25821_stop_upstream_video_ch2(struct cx25821_dev *dev)
("cx25821: No video file is currently running so return!\n");
return;
}
- /* Disable RISC interrupts */
+ /* Disable RISC interrupts */
tmp = cx_read(sram_ch->int_msk);
cx_write(sram_ch->int_msk, tmp & ~_intr_msk);
- /* Turn OFF risc and fifo */
+ /* Turn OFF risc and fifo */
tmp = cx_read(sram_ch->dma_ctl);
cx_write(sram_ch->dma_ctl, tmp & ~(FLD_VID_FIFO_EN | FLD_VID_RISC_EN));
- /* Clear data buffer memory */
+ /* Clear data buffer memory */
if (dev->_data_buf_virt_addr_ch2)
memset(dev->_data_buf_virt_addr_ch2, 0,
dev->_data_buf_size_ch2);
@@ -250,9 +247,8 @@ void cx25821_stop_upstream_video_ch2(struct cx25821_dev *dev)
void cx25821_free_mem_upstream_ch2(struct cx25821_dev *dev)
{
- if (dev->_is_running_ch2) {
+ if (dev->_is_running_ch2)
cx25821_stop_upstream_video_ch2(dev);
- }
if (dev->_dma_virt_addr_ch2) {
pci_free_consistent(dev->pci, dev->_risc_size_ch2,
@@ -303,11 +299,10 @@ int cx25821_get_frame_ch2(struct cx25821_dev *dev, struct sram_channel *sram_ch)
file_offset = dev->_frame_count_ch2 * frame_size;
myfile = filp_open(dev->_filename_ch2, O_RDONLY | O_LARGEFILE, 0);
-
if (IS_ERR(myfile)) {
const int open_errno = -PTR_ERR(myfile);
- printk("%s(): ERROR opening file(%s) with errno = %d! \n",
- __func__, dev->_filename_ch2, open_errno);
+ printk("%s(): ERROR opening file(%s) with errno = %d!\n",
+ __func__, dev->_filename_ch2, open_errno);
return PTR_ERR(myfile);
} else {
if (!(myfile->f_op)) {
@@ -371,8 +366,8 @@ static void cx25821_vidups_handler_ch2(struct work_struct *work)
container_of(work, struct cx25821_dev, _irq_work_entry_ch2);
if (!dev) {
- printk("ERROR %s(): since container_of(work_struct) FAILED! \n",
- __func__);
+ printk("ERROR %s(): since container_of(work_struct) FAILED!\n",
+ __func__);
return;
}
@@ -398,8 +393,8 @@ int cx25821_openfile_ch2(struct cx25821_dev *dev, struct sram_channel *sram_ch)
if (IS_ERR(myfile)) {
const int open_errno = -PTR_ERR(myfile);
- printk("%s(): ERROR opening file(%s) with errno = %d! \n",
- __func__, dev->_filename_ch2, open_errno);
+ printk("%s(): ERROR opening file(%s) with errno = %d!\n",
+ __func__, dev->_filename_ch2, open_errno);
return PTR_ERR(myfile);
} else {
if (!(myfile->f_op)) {
@@ -450,9 +445,8 @@ int cx25821_openfile_ch2(struct cx25821_dev *dev, struct sram_channel *sram_ch)
if (i > 0)
dev->_frame_count_ch2++;
- if (vfs_read_retval < line_size) {
+ if (vfs_read_retval < line_size)
break;
- }
}
dev->_file_status_ch2 =
@@ -494,7 +488,7 @@ static int cx25821_upstream_buffer_prepare_ch2(struct cx25821_dev *dev,
return -ENOMEM;
}
- /* Iniitize at this address until n bytes to 0 */
+ /* Iniitize at this address until n bytes to 0 */
memset(dev->_dma_virt_addr_ch2, 0, dev->_risc_size_ch2);
if (dev->_data_buf_virt_addr_ch2 != NULL) {
@@ -502,7 +496,7 @@ static int cx25821_upstream_buffer_prepare_ch2(struct cx25821_dev *dev,
dev->_data_buf_virt_addr_ch2,
dev->_data_buf_phys_addr_ch2);
}
- /* For Video Data buffer allocation */
+ /* For Video Data buffer allocation */
dev->_data_buf_virt_addr_ch2 =
pci_alloc_consistent(dev->pci, dev->upstream_databuf_size_ch2,
&data_dma_addr);
@@ -515,26 +509,26 @@ static int cx25821_upstream_buffer_prepare_ch2(struct cx25821_dev *dev,
return -ENOMEM;
}
- /* Initialize at this address until n bytes to 0 */
+ /* Initialize at this address until n bytes to 0 */
memset(dev->_data_buf_virt_addr_ch2, 0, dev->_data_buf_size_ch2);
ret = cx25821_openfile_ch2(dev, sram_ch);
if (ret < 0)
return ret;
- /* Creating RISC programs */
+ /* Creating RISC programs */
ret =
cx25821_risc_buffer_upstream_ch2(dev, dev->pci, 0, bpl,
dev->_lines_count_ch2);
if (ret < 0) {
printk(KERN_INFO
- "cx25821: Failed creating Video Upstream Risc programs! \n");
+ "cx25821: Failed creating Video Upstream Risc programs!\n");
goto error;
}
return 0;
- error:
+ error:
return ret;
}
@@ -542,7 +536,7 @@ int cx25821_video_upstream_irq_ch2(struct cx25821_dev *dev, int chan_num,
u32 status)
{
u32 int_msk_tmp;
- struct sram_channel *channel = dev->channels[chan_num].sram_channels;
+ struct sram_channel *channel = dev->channels[chan_num].sram_channels;
int singlefield_lines = NTSC_FIELD_HEIGHT;
int line_size_in_bytes = Y422_LINE_SZ;
int odd_risc_prog_size = 0;
@@ -550,13 +544,13 @@ int cx25821_video_upstream_irq_ch2(struct cx25821_dev *dev, int chan_num,
__le32 *rp;
if (status & FLD_VID_SRC_RISC1) {
- /* We should only process one program per call */
+ /* We should only process one program per call */
u32 prog_cnt = cx_read(channel->gpcnt);
- /*
- Since we've identified our IRQ, clear our bits from the
- interrupt mask and interrupt status registers
- */
+ /*
+ * Since we've identified our IRQ, clear our bits from the
+ * interrupt mask and interrupt status registers
+ */
int_msk_tmp = cx_read(channel->int_msk);
cx_write(channel->int_msk, int_msk_tmp & ~_intr_msk);
cx_write(channel->int_stat, _intr_msk);
@@ -612,7 +606,7 @@ int cx25821_video_upstream_irq_ch2(struct cx25821_dev *dev, int chan_num,
dev->_frame_count_ch2);
return -1;
}
- /* ElSE, set the interrupt mask register, re-enable irq. */
+ /* ElSE, set the interrupt mask register, re-enable irq. */
int_msk_tmp = cx_read(channel->int_msk);
cx_write(channel->int_msk, int_msk_tmp |= _intr_msk);
@@ -631,24 +625,22 @@ static irqreturn_t cx25821_upstream_irq_ch2(int irq, void *dev_id)
return -1;
channel_num = VID_UPSTREAM_SRAM_CHANNEL_J;
-
- sram_ch = dev->channels[channel_num].sram_channels;
+ sram_ch = dev->channels[channel_num].sram_channels;
msk_stat = cx_read(sram_ch->int_mstat);
vid_status = cx_read(sram_ch->int_stat);
- /* Only deal with our interrupt */
+ /* Only deal with our interrupt */
if (vid_status) {
handled =
cx25821_video_upstream_irq_ch2(dev, channel_num,
vid_status);
}
- if (handled < 0) {
+ if (handled < 0)
cx25821_stop_upstream_video_ch2(dev);
- } else {
+ else
handled += handled;
- }
return IRQ_RETVAL(handled);
}
@@ -667,22 +659,21 @@ static void cx25821_set_pixelengine_ch2(struct cx25821_dev *dev,
value |= dev->_isNTSC_ch2 ? 0 : 0x10;
cx_write(ch->vid_fmt_ctl, value);
- /*
- set number of active pixels in each line. Default is 720
- pixels in both NTSC and PAL format
- */
+ /*
+ * set number of active pixels in each line. Default is 720
+ * pixels in both NTSC and PAL format
+ */
cx_write(ch->vid_active_ctl1, width);
num_lines = (height / 2) & 0x3FF;
odd_num_lines = num_lines;
- if (dev->_isNTSC_ch2) {
+ if (dev->_isNTSC_ch2)
odd_num_lines += 1;
- }
value = (num_lines << 16) | odd_num_lines;
- /* set number of active lines in field 0 (top) and field 1 (bottom) */
+ /* set number of active lines in field 0 (top) and field 1 (bottom) */
cx_write(ch->vid_active_ctl2, value);
cx_write(ch->vid_cdt_size, VID_CDT_SIZE >> 3);
@@ -694,27 +685,27 @@ int cx25821_start_video_dma_upstream_ch2(struct cx25821_dev *dev,
u32 tmp = 0;
int err = 0;
- /*
- 656/VIP SRC Upstream Channel I & J and 7 - Host Bus Interface
- for channel A-C
- */
+ /*
+ * 656/VIP SRC Upstream Channel I & J and 7 - Host Bus Interface
+ * for channel A-C
+ */
tmp = cx_read(VID_CH_MODE_SEL);
cx_write(VID_CH_MODE_SEL, tmp | 0x1B0001FF);
- /*
- Set the physical start address of the RISC program in the initial
- program counter(IPC) member of the cmds.
- */
+ /*
+ * Set the physical start address of the RISC program in the initial
+ * program counter(IPC) member of the cmds.
+ */
cx_write(sram_ch->cmds_start + 0, dev->_dma_phys_addr_ch2);
- cx_write(sram_ch->cmds_start + 4, 0); /* Risc IPC High 64 bits 63-32 */
+ cx_write(sram_ch->cmds_start + 4, 0); /* Risc IPC High 64 bits 63-32 */
/* reset counter */
cx_write(sram_ch->gpcnt_ctl, 3);
- /* Clear our bits from the interrupt status register. */
+ /* Clear our bits from the interrupt status register. */
cx_write(sram_ch->int_stat, _intr_msk);
- /* Set the interrupt mask register, enable irq. */
+ /* Set the interrupt mask register, enable irq. */
cx_set(PCI_INT_MSK, cx_read(PCI_INT_MSK) | (1 << sram_ch->irq_bit));
tmp = cx_read(sram_ch->int_msk);
cx_write(sram_ch->int_msk, tmp |= _intr_msk);
@@ -727,7 +718,7 @@ int cx25821_start_video_dma_upstream_ch2(struct cx25821_dev *dev,
dev->pci->irq);
goto fail_irq;
}
- /* Start the DMA engine */
+ /* Start the DMA engine */
tmp = cx_read(sram_ch->dma_ctl);
cx_set(sram_ch->dma_ctl, tmp | FLD_VID_RISC_EN);
@@ -736,7 +727,7 @@ int cx25821_start_video_dma_upstream_ch2(struct cx25821_dev *dev,
return 0;
- fail_irq:
+ fail_irq:
cx25821_dev_unregister(dev);
return err;
}
@@ -758,7 +749,7 @@ int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev, int channel_select,
}
dev->_channel2_upstream_select = channel_select;
- sram_ch = dev->channels[channel_select].sram_channels;
+ sram_ch = dev->channels[channel_select].sram_channels;
INIT_WORK(&dev->_irq_work_entry_ch2, cx25821_vidups_handler_ch2);
dev->_irq_queues_ch2 =
@@ -769,10 +760,10 @@ int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev, int channel_select,
("cx25821: create_singlethread_workqueue() for Video FAILED!\n");
return -ENOMEM;
}
- /*
- 656/VIP SRC Upstream Channel I & J and 7 -
- Host Bus Interface for channel A-C
- */
+ /*
+ * 656/VIP SRC Upstream Channel I & J and 7 -
+ * Host Bus Interface for channel A-C
+ */
tmp = cx_read(VID_CH_MODE_SEL);
cx_write(VID_CH_MODE_SEL, tmp | 0x1B0001FF);
@@ -808,7 +799,7 @@ int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev, int channel_select,
str_length + 1);
}
- /* Default if filename is empty string */
+ /* Default if filename is empty string */
if (strcmp(dev->input_filename_ch2, "") == 0) {
if (dev->_isNTSC_ch2) {
dev->_filename_ch2 =
@@ -833,7 +824,7 @@ int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev, int channel_select,
dev->upstream_riscbuf_size_ch2 = risc_buffer_size * 2;
dev->upstream_databuf_size_ch2 = data_frame_size * 2;
- /* Allocating buffers and prepare RISC program */
+ /* Allocating buffers and prepare RISC program */
retval =
cx25821_upstream_buffer_prepare_ch2(dev, sram_ch,
dev->_line_size_ch2);
@@ -848,7 +839,7 @@ int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev, int channel_select,
return 0;
- error:
+ error:
cx25821_dev_unregister(dev);
return err;
diff --git a/drivers/staging/cx25821/cx25821-video-upstream-ch2.h b/drivers/staging/cx25821/cx25821-video-upstream-ch2.h
index 6234063..029e830 100644
--- a/drivers/staging/cx25821/cx25821-video-upstream-ch2.h
+++ b/drivers/staging/cx25821/cx25821-video-upstream-ch2.h
@@ -88,14 +88,14 @@
#endif
#ifndef USE_RISC_NOOP_VIDEO
-#define PAL_US_VID_PROG_SIZE ((PAL_FIELD_HEIGHT + 1) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE )
-#define PAL_RISC_BUF_SIZE ( 2 * (RISC_SYNC_INSTRUCTION_SIZE + PAL_US_VID_PROG_SIZE) )
+#define PAL_US_VID_PROG_SIZE ((PAL_FIELD_HEIGHT + 1) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE)
+#define PAL_RISC_BUF_SIZE (2 * (RISC_SYNC_INSTRUCTION_SIZE + PAL_US_VID_PROG_SIZE))
#define PAL_VID_PROG_SIZE ((PAL_FIELD_HEIGHT*2) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
- RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE )
-#define ODD_FLD_PAL_PROG_SIZE ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE )
-#define ODD_FLD_NTSC_PROG_SIZE ((NTSC_ODD_FLD_LINES) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE )
+ RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
+#define ODD_FLD_PAL_PROG_SIZE ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE)
+#define ODD_FLD_NTSC_PROG_SIZE ((NTSC_ODD_FLD_LINES) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE)
#define NTSC_US_VID_PROG_SIZE ((NTSC_ODD_FLD_LINES + 1) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
-#define NTSC_RISC_BUF_SIZE (2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE) )
+#define NTSC_RISC_BUF_SIZE (2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE))
#define FRAME1_VID_PROG_SIZE ((NTSC_ODD_FLD_LINES + NTSC_FIELD_HEIGHT) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
- RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE )
+ RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
#endif
diff --git a/drivers/staging/cx25821/cx25821-video-upstream.c b/drivers/staging/cx25821/cx25821-video-upstream.c
index 756a820..16bf74d 100644
--- a/drivers/staging/cx25821/cx25821-video-upstream.c
+++ b/drivers/staging/cx25821/cx25821-video-upstream.c
@@ -39,7 +39,7 @@ MODULE_AUTHOR("Hiep Huynh <hiep.huynh@conexant.com>");
MODULE_LICENSE("GPL");
static int _intr_msk =
- FLD_VID_SRC_RISC1 | FLD_VID_SRC_UF | FLD_VID_SRC_SYNC | FLD_VID_SRC_OPC_ERR;
+ FLD_VID_SRC_RISC1 | FLD_VID_SRC_UF | FLD_VID_SRC_SYNC | FLD_VID_SRC_OPC_ERR;
int cx25821_sram_channel_setup_upstream(struct cx25821_dev *dev,
struct sram_channel *ch,
@@ -346,13 +346,13 @@ int cx25821_get_frame(struct cx25821_dev *dev, struct sram_channel *sram_ch)
if (IS_ERR(myfile)) {
const int open_errno = -PTR_ERR(myfile);
- printk(KERN_ERR
+ printk(KERN_ERR
"%s(): ERROR opening file(%s) with errno = %d!\n",
__func__, dev->_filename, open_errno);
return PTR_ERR(myfile);
} else {
if (!(myfile->f_op)) {
- printk(KERN_ERR
+ printk(KERN_ERR
"%s: File has no file operations registered!",
__func__);
filp_close(myfile, NULL);
@@ -360,7 +360,7 @@ int cx25821_get_frame(struct cx25821_dev *dev, struct sram_channel *sram_ch)
}
if (!myfile->f_op->read) {
- printk(KERN_ERR
+ printk(KERN_ERR
"%s: File has no READ operations registered!",
__func__);
filp_close(myfile, NULL);
@@ -415,7 +415,7 @@ static void cx25821_vidups_handler(struct work_struct *work)
container_of(work, struct cx25821_dev, _irq_work_entry);
if (!dev) {
- printk(KERN_ERR
+ printk(KERN_ERR
"ERROR %s(): since container_of(work_struct) FAILED!\n",
__func__);
return;
@@ -448,7 +448,7 @@ int cx25821_openfile(struct cx25821_dev *dev, struct sram_channel *sram_ch)
return PTR_ERR(myfile);
} else {
if (!(myfile->f_op)) {
- printk(KERN_ERR
+ printk(KERN_ERR
"%s: File has no file operations registered!",
__func__);
filp_close(myfile, NULL);
@@ -456,7 +456,7 @@ int cx25821_openfile(struct cx25821_dev *dev, struct sram_channel *sram_ch)
}
if (!myfile->f_op->read) {
- printk(KERN_ERR
+ printk(KERN_ERR
"%s: File has no READ operations registered! \
Returning.",
__func__);
@@ -589,7 +589,7 @@ int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num,
u32 status)
{
u32 int_msk_tmp;
- struct sram_channel *channel = dev->channels[chan_num].sram_channels;
+ struct sram_channel *channel = dev->channels[chan_num].sram_channels;
int singlefield_lines = NTSC_FIELD_HEIGHT;
int line_size_in_bytes = Y422_LINE_SZ;
int odd_risc_prog_size = 0;
@@ -657,12 +657,12 @@ int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num,
Interrupt!\n", __func__);
if (status & FLD_VID_SRC_SYNC)
- printk(KERN_ERR "%s: Video Received Sync Error \
- Interrupt!\n", __func__);
+ printk(KERN_ERR "%s: Video Received Sync Error \
+ Interrupt!\n", __func__);
if (status & FLD_VID_SRC_OPC_ERR)
- printk(KERN_ERR "%s: Video Received OpCode Error \
- Interrupt!\n", __func__);
+ printk(KERN_ERR "%s: Video Received OpCode Error \
+ Interrupt!\n", __func__);
}
if (dev->_file_status == END_OF_FILE) {
@@ -690,7 +690,7 @@ static irqreturn_t cx25821_upstream_irq(int irq, void *dev_id)
channel_num = VID_UPSTREAM_SRAM_CHANNEL_I;
- sram_ch = dev->channels[channel_num].sram_channels;
+ sram_ch = dev->channels[channel_num].sram_channels;
msk_stat = cx_read(sram_ch->int_mstat);
vid_status = cx_read(sram_ch->int_stat);
@@ -811,7 +811,7 @@ int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev, int channel_select,
}
dev->_channel_upstream_select = channel_select;
- sram_ch = dev->channels[channel_select].sram_channels;
+ sram_ch = dev->channels[channel_select].sram_channels;
INIT_WORK(&dev->_irq_work_entry, cx25821_vidups_handler);
dev->_irq_queues = create_singlethread_workqueue("cx25821_workqueue");
diff --git a/drivers/staging/cx25821/cx25821-video-upstream.h b/drivers/staging/cx25821/cx25821-video-upstream.h
index 10dee5c..f0b3ac0 100644
--- a/drivers/staging/cx25821/cx25821-video-upstream.h
+++ b/drivers/staging/cx25821/cx25821-video-upstream.h
@@ -97,13 +97,13 @@
#define PAL_RISC_BUF_SIZE (2 * PAL_US_VID_PROG_SIZE)
#define PAL_VID_PROG_SIZE ((PAL_FIELD_HEIGHT*2) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
- RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE )
+ RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
-#define ODD_FLD_PAL_PROG_SIZE ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE )
-#define ODD_FLD_NTSC_PROG_SIZE ((NTSC_ODD_FLD_LINES) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE )
+#define ODD_FLD_PAL_PROG_SIZE ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE)
+#define ODD_FLD_NTSC_PROG_SIZE ((NTSC_ODD_FLD_LINES) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE)
#define NTSC_US_VID_PROG_SIZE ((NTSC_ODD_FLD_LINES + 1) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
-#define NTSC_RISC_BUF_SIZE ( 2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE) )
+#define NTSC_RISC_BUF_SIZE (2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE))
#define FRAME1_VID_PROG_SIZE ((NTSC_ODD_FLD_LINES + NTSC_FIELD_HEIGHT) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
- RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE )
+ RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
#endif
diff --git a/drivers/staging/cx25821/cx25821.h b/drivers/staging/cx25821/cx25821.h
index 1b628f6..c940001 100644
--- a/drivers/staging/cx25821/cx25821.h
+++ b/drivers/staging/cx25821/cx25821.h
@@ -91,10 +91,10 @@
/* Currently supported by the driver */
#define CX25821_NORMS (\
- V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_M_KR | \
- V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_I | \
- V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_H | \
- V4L2_STD_PAL_Nc )
+ V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_M_KR | \
+ V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_I | \
+ V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_H | \
+ V4L2_STD_PAL_Nc)
#define CX25821_BOARD_CONEXANT_ATHENA10 1
#define MAX_VID_CHANNEL_NUM 12
@@ -139,7 +139,7 @@ struct cx25821_fh {
/* video capture */
struct cx25821_fmt *fmt;
unsigned int width, height;
- int channel_id;
+ int channel_id;
/* vbi capture */
struct videobuf_queue vidq;
@@ -238,26 +238,25 @@ struct cx25821_data {
};
struct cx25821_channel {
- struct v4l2_prio_state prio;
+ struct v4l2_prio_state prio;
- int ctl_bright;
- int ctl_contrast;
- int ctl_hue;
- int ctl_saturation;
+ int ctl_bright;
+ int ctl_contrast;
+ int ctl_hue;
+ int ctl_saturation;
+ struct cx25821_data timeout_data;
- struct cx25821_data timeout_data;
+ struct video_device *video_dev;
+ struct cx25821_dmaqueue vidq;
- struct video_device *video_dev;
- struct cx25821_dmaqueue vidq;
+ struct sram_channel *sram_channels;
- struct sram_channel *sram_channels;
-
- struct mutex lock;
- int resources;
+ struct mutex lock;
+ int resources;
- int pixel_formats;
- int use_cif_resolution;
- int cif_width;
+ int pixel_formats;
+ int use_cif_resolution;
+ int cif_width;
};
struct cx25821_dev {
@@ -283,7 +282,7 @@ struct cx25821_dev {
int nr;
struct mutex lock;
- struct cx25821_channel channels[MAX_VID_CHANNEL_NUM];
+ struct cx25821_channel channels[MAX_VID_CHANNEL_NUM];
/* board details */
unsigned int board;
@@ -311,7 +310,7 @@ struct cx25821_dev {
int _audio_lines_count;
int _audioframe_count;
int _audio_upstream_channel_select;
- int _last_index_irq; /* The last interrupt index processed. */
+ int _last_index_irq; /* The last interrupt index processed. */
__le32 *_risc_audio_jmp_addr;
__le32 *_risc_virt_start_addr;
@@ -443,7 +442,7 @@ static inline struct cx25821_dev *get_cx25821(struct v4l2_device *v4l2_dev)
}
#define cx25821_call_all(dev, o, f, args...) \
- v4l2_device_call_all(&dev->v4l2_dev, 0, o, f, ##args)
+ v4l2_device_call_all(&dev->v4l2_dev, 0, o, f, ##args)
extern struct list_head cx25821_devlist;
extern struct cx25821_board cx25821_boards[];
@@ -491,7 +490,7 @@ struct sram_channel {
u32 fld_aud_fifo_en;
u32 fld_aud_risc_en;
- /* For Upstream Video */
+ /* For Upstream Video */
u32 vid_fmt_ctl;
u32 vid_active_ctl1;
u32 vid_active_ctl2;
@@ -511,8 +510,8 @@ extern struct sram_channel cx25821_sram_channels[];
#define cx_write(reg, value) writel((value), dev->lmmio + ((reg)>>2))
#define cx_andor(reg, mask, value) \
- writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\
- ((value) & (mask)), dev->lmmio+((reg)>>2))
+ writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\
+ ((value) & (mask)), dev->lmmio+((reg)>>2))
#define cx_set(reg, bit) cx_andor((reg), (bit), (bit))
#define cx_clear(reg, bit) cx_andor((reg), (bit), 0)
--
1.7.3.1