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path: root/drivers/media/pci/cx88/cx88-blackbird.c
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Diffstat (limited to 'drivers/media/pci/cx88/cx88-blackbird.c')
-rw-r--r--drivers/media/pci/cx88/cx88-blackbird.c292
1 files changed, 160 insertions, 132 deletions
diff --git a/drivers/media/pci/cx88/cx88-blackbird.c b/drivers/media/pci/cx88/cx88-blackbird.c
index b532e49e8f33..aa49c9597d9c 100644
--- a/drivers/media/pci/cx88/cx88-blackbird.c
+++ b/drivers/media/pci/cx88/cx88-blackbird.c
@@ -1,5 +1,4 @@
/*
- *
* Support for a cx23416 mpeg encoder via cx2388x host port.
* "blackbird" reference design.
*
@@ -20,12 +19,10 @@
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#include "cx88.h"
+
#include <linux/module.h>
#include <linux/init.h>
#include <linux/slab.h>
@@ -38,21 +35,20 @@
#include <media/v4l2-event.h>
#include <media/drv-intf/cx2341x.h>
-#include "cx88.h"
-
MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards");
MODULE_AUTHOR("Jelle Foks <jelle@foks.us>, Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
MODULE_LICENSE("GPL");
MODULE_VERSION(CX88_VERSION);
static unsigned int debug;
-module_param(debug,int,0644);
-MODULE_PARM_DESC(debug,"enable debug messages [blackbird]");
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "enable debug messages [blackbird]");
-#define dprintk(level, fmt, arg...) do { \
- if (debug + 1 > level) \
- printk(KERN_DEBUG "%s/2-bb: " fmt, dev->core->name , ## arg); \
-} while(0)
+#define dprintk(level, fmt, arg...) do { \
+ if (debug + 1 > level) \
+ printk(KERN_DEBUG pr_fmt("%s: blackbird:" fmt), \
+ __func__, ##arg); \
+} while (0)
/* ------------------------------------------------------------------ */
@@ -70,6 +66,7 @@ enum blackbird_capture_type {
BLACKBIRD_RAW_CAPTURE,
BLACKBIRD_RAW_PASSTHRU_CAPTURE
};
+
enum blackbird_capture_bits {
BLACKBIRD_RAW_BITS_NONE = 0x00,
BLACKBIRD_RAW_BITS_YUV_CAPTURE = 0x01,
@@ -78,33 +75,40 @@ enum blackbird_capture_bits {
BLACKBIRD_RAW_BITS_PASSTHRU_CAPTURE = 0x08,
BLACKBIRD_RAW_BITS_TO_HOST_CAPTURE = 0x10
};
+
enum blackbird_capture_end {
BLACKBIRD_END_AT_GOP, /* stop at the end of gop, generate irq */
BLACKBIRD_END_NOW, /* stop immediately, no irq */
};
+
enum blackbird_framerate {
BLACKBIRD_FRAMERATE_NTSC_30, /* NTSC: 30fps */
BLACKBIRD_FRAMERATE_PAL_25 /* PAL: 25fps */
};
+
enum blackbird_stream_port {
BLACKBIRD_OUTPUT_PORT_MEMORY,
BLACKBIRD_OUTPUT_PORT_STREAMING,
BLACKBIRD_OUTPUT_PORT_SERIAL
};
+
enum blackbird_data_xfer_status {
BLACKBIRD_MORE_BUFFERS_FOLLOW,
BLACKBIRD_LAST_BUFFER,
};
+
enum blackbird_picture_mask {
BLACKBIRD_PICTURE_MASK_NONE,
BLACKBIRD_PICTURE_MASK_I_FRAMES,
BLACKBIRD_PICTURE_MASK_I_P_FRAMES = 0x3,
BLACKBIRD_PICTURE_MASK_ALL_FRAMES = 0x7,
};
+
enum blackbird_vbi_mode_bits {
BLACKBIRD_VBI_BITS_SLICED,
BLACKBIRD_VBI_BITS_RAW,
};
+
enum blackbird_vbi_insertion_bits {
BLACKBIRD_VBI_BITS_INSERT_IN_XTENSION_USR_DATA,
BLACKBIRD_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1,
@@ -112,56 +116,69 @@ enum blackbird_vbi_insertion_bits {
BLACKBIRD_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1,
BLACKBIRD_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1,
};
+
enum blackbird_dma_unit {
BLACKBIRD_DMA_BYTES,
BLACKBIRD_DMA_FRAMES,
};
+
enum blackbird_dma_transfer_status_bits {
BLACKBIRD_DMA_TRANSFER_BITS_DONE = 0x01,
BLACKBIRD_DMA_TRANSFER_BITS_ERROR = 0x04,
BLACKBIRD_DMA_TRANSFER_BITS_LL_ERROR = 0x10,
};
+
enum blackbird_pause {
BLACKBIRD_PAUSE_ENCODING,
BLACKBIRD_RESUME_ENCODING,
};
+
enum blackbird_copyright {
BLACKBIRD_COPYRIGHT_OFF,
BLACKBIRD_COPYRIGHT_ON,
};
+
enum blackbird_notification_type {
BLACKBIRD_NOTIFICATION_REFRESH,
};
+
enum blackbird_notification_status {
BLACKBIRD_NOTIFICATION_OFF,
BLACKBIRD_NOTIFICATION_ON,
};
+
enum blackbird_notification_mailbox {
BLACKBIRD_NOTIFICATION_NO_MAILBOX = -1,
};
+
enum blackbird_field1_lines {
BLACKBIRD_FIELD1_SAA7114 = 0x00EF, /* 239 */
BLACKBIRD_FIELD1_SAA7115 = 0x00F0, /* 240 */
BLACKBIRD_FIELD1_MICRONAS = 0x0105, /* 261 */
};
+
enum blackbird_field2_lines {
BLACKBIRD_FIELD2_SAA7114 = 0x00EF, /* 239 */
BLACKBIRD_FIELD2_SAA7115 = 0x00F0, /* 240 */
BLACKBIRD_FIELD2_MICRONAS = 0x0106, /* 262 */
};
+
enum blackbird_custom_data_type {
BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
BLACKBIRD_CUSTOM_PRIVATE_PACKET,
};
+
enum blackbird_mute {
BLACKBIRD_UNMUTE,
BLACKBIRD_MUTE,
};
+
enum blackbird_mute_video_mask {
BLACKBIRD_MUTE_VIDEO_V_MASK = 0x0000FF00,
BLACKBIRD_MUTE_VIDEO_U_MASK = 0x00FF0000,
BLACKBIRD_MUTE_VIDEO_Y_MASK = 0xFF000000,
};
+
enum blackbird_mute_video_shift {
BLACKBIRD_MUTE_VIDEO_V_SHIFT = 8,
BLACKBIRD_MUTE_VIDEO_U_SHIFT = 16,
@@ -215,14 +232,14 @@ static void host_setup(struct cx88_core *core)
static int wait_ready_gpio0_bit1(struct cx88_core *core, u32 state)
{
unsigned long timeout = jiffies + msecs_to_jiffies(1);
- u32 gpio0,need;
+ u32 gpio0, need;
need = state ? 2 : 0;
for (;;) {
gpio0 = cx_read(MO_GP0_IO) & 2;
if (need == gpio0)
return 0;
- if (time_after(jiffies,timeout))
+ if (time_after(jiffies, timeout))
return -1;
udelay(1);
}
@@ -241,7 +258,7 @@ static int memory_write(struct cx88_core *core, u32 address, u32 value)
cx_read(P1_MDATA0);
cx_read(P1_MADDR0);
- return wait_ready_gpio0_bit1(core,1);
+ return wait_ready_gpio0_bit1(core, 1);
}
static int memory_read(struct cx88_core *core, u32 address, u32 *value)
@@ -255,7 +272,7 @@ static int memory_read(struct cx88_core *core, u32 address, u32 *value)
cx_writeb(P1_MADDR0, (unsigned int)address);
cx_read(P1_MADDR0);
- retval = wait_ready_gpio0_bit1(core,1);
+ retval = wait_ready_gpio0_bit1(core, 1);
cx_writeb(P1_MDATA3, 0);
val = (unsigned char)cx_read(P1_MDATA3) << 24;
@@ -282,10 +299,9 @@ static int register_write(struct cx88_core *core, u32 address, u32 value)
cx_read(P1_RDATA0);
cx_read(P1_RADDR0);
- return wait_ready_gpio0_bit1(core,1);
+ return wait_ready_gpio0_bit1(core, 1);
}
-
static int register_read(struct cx88_core *core, u32 address, u32 *value)
{
int retval;
@@ -296,7 +312,7 @@ static int register_read(struct cx88_core *core, u32 address, u32 *value)
cx_writeb(P1_RRDWR, 0);
cx_read(P1_RADDR0);
- retval = wait_ready_gpio0_bit1(core,1);
+ retval = wait_ready_gpio0_bit1(core, 1);
val = (unsigned char)cx_read(P1_RDATA0);
val |= (unsigned char)cx_read(P1_RDATA1) << 8;
val |= (unsigned char)cx_read(P1_RDATA2) << 16;
@@ -308,20 +324,24 @@ static int register_read(struct cx88_core *core, u32 address, u32 *value)
/* ------------------------------------------------------------------ */
-static int blackbird_mbox_func(void *priv, u32 command, int in, int out, u32 data[CX2341X_MBOX_MAX_DATA])
+static int blackbird_mbox_func(void *priv, u32 command, int in,
+ int out, u32 data[CX2341X_MBOX_MAX_DATA])
{
struct cx8802_dev *dev = priv;
unsigned long timeout;
u32 value, flag, retval;
int i;
- dprintk(1,"%s: 0x%X\n", __func__, command);
+ dprintk(1, "%s: 0x%X\n", __func__, command);
- /* this may not be 100% safe if we can't read any memory location
- without side effects */
+ /*
+ * this may not be 100% safe if we can't read any memory location
+ * without side effects
+ */
memory_read(dev->core, dev->mailbox - 4, &value);
if (value != 0x12345678) {
- dprintk(0, "Firmware and/or mailbox pointer not initialized or corrupted\n");
+ dprintk(0,
+ "Firmware and/or mailbox pointer not initialized or corrupted\n");
return -EIO;
}
@@ -336,7 +356,8 @@ static int blackbird_mbox_func(void *priv, u32 command, int in, int out, u32 dat
/* write command + args + fill remaining with zeros */
memory_write(dev->core, dev->mailbox + 1, command); /* command code */
- memory_write(dev->core, dev->mailbox + 3, IVTV_API_STD_TIMEOUT); /* timeout */
+ /* timeout */
+ memory_write(dev->core, dev->mailbox + 3, IVTV_API_STD_TIMEOUT);
for (i = 0; i < in; i++) {
memory_write(dev->core, dev->mailbox + 4 + i, data[i]);
dprintk(1, "API Input %d = %d\n", i, data[i]);
@@ -353,7 +374,7 @@ static int blackbird_mbox_func(void *priv, u32 command, int in, int out, u32 dat
memory_read(dev->core, dev->mailbox, &flag);
if (0 != (flag & 4))
break;
- if (time_after(jiffies,timeout)) {
+ if (time_after(jiffies, timeout)) {
dprintk(0, "ERROR: API Mailbox timeout %x\n", command);
return -EIO;
}
@@ -367,15 +388,19 @@ static int blackbird_mbox_func(void *priv, u32 command, int in, int out, u32 dat
}
memory_read(dev->core, dev->mailbox + 2, &retval);
- dprintk(1, "API result = %d\n",retval);
+ dprintk(1, "API result = %d\n", retval);
flag = 0;
memory_write(dev->core, dev->mailbox, flag);
return retval;
}
+
/* ------------------------------------------------------------------ */
-/* We don't need to call the API often, so using just one mailbox will probably suffice */
+/*
+ * We don't need to call the API often, so using just one mailbox
+ * will probably suffice
+ */
static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
u32 inputcnt, u32 outputcnt, ...)
{
@@ -385,9 +410,9 @@ static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
va_start(vargs, outputcnt);
- for (i = 0; i < inputcnt; i++) {
+ for (i = 0; i < inputcnt; i++)
data[i] = va_arg(vargs, int);
- }
+
err = blackbird_mbox_func(dev, command, inputcnt, outputcnt, data);
for (i = 0; i < outputcnt; i++) {
int *vptr = va_arg(vargs, int *);
@@ -399,8 +424,8 @@ static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
static int blackbird_find_mailbox(struct cx8802_dev *dev)
{
- u32 signature[4]={0x12345678, 0x34567812, 0x56781234, 0x78123456};
- int signaturecnt=0;
+ u32 signature[4] = {0x12345678, 0x34567812, 0x56781234, 0x78123456};
+ int signaturecnt = 0;
u32 value;
int i;
@@ -410,9 +435,9 @@ static int blackbird_find_mailbox(struct cx8802_dev *dev)
signaturecnt++;
else
signaturecnt = 0;
- if (4 == signaturecnt) {
+ if (signaturecnt == 4) {
dprintk(1, "Mailbox signature found\n");
- return i+1;
+ return i + 1;
}
}
dprintk(0, "Mailbox signature values not found!\n");
@@ -431,10 +456,13 @@ static int blackbird_load_firmware(struct cx8802_dev *dev)
__le32 *dataptr;
retval = register_write(dev->core, IVTV_REG_VPU, 0xFFFFFFED);
- retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
- retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_REFRESH, 0x80000640);
- retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A);
- msleep(1);
+ retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS,
+ IVTV_CMD_HW_BLOCKS_RST);
+ retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_REFRESH,
+ 0x80000640);
+ retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_PRECHARGE,
+ 0x1A);
+ usleep_range(10000, 20000);
retval |= register_write(dev->core, IVTV_REG_APU, 0);
if (retval < 0)
@@ -443,29 +471,28 @@ static int blackbird_load_firmware(struct cx8802_dev *dev)
retval = request_firmware(&firmware, CX2341X_FIRM_ENC_FILENAME,
&dev->pci->dev);
-
if (retval != 0) {
pr_err("Hotplug firmware request failed (%s).\n",
- CX2341X_FIRM_ENC_FILENAME);
+ CX2341X_FIRM_ENC_FILENAME);
pr_err("Please fix your hotplug setup, the board will not work without firmware loaded!\n");
return -EIO;
}
if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) {
pr_err("Firmware size mismatch (have %zd, expected %d)\n",
- firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE);
+ firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE);
release_firmware(firmware);
return -EINVAL;
}
- if (0 != memcmp(firmware->data, magic, 8)) {
+ if (memcmp(firmware->data, magic, 8) != 0) {
pr_err("Firmware magic mismatch, wrong file?\n");
release_firmware(firmware);
return -EINVAL;
}
/* transfer to the chip */
- dprintk(1,"Loading firmware ...\n");
+ dprintk(1, "Loading firmware ...\n");
dataptr = (__le32 *)firmware->data;
for (i = 0; i < (firmware->size >> 2); i++) {
value = le32_to_cpu(*dataptr);
@@ -486,10 +513,11 @@ static int blackbird_load_firmware(struct cx8802_dev *dev)
}
dprintk(0, "Firmware upload successful.\n");
- retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
+ retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS,
+ IVTV_CMD_HW_BLOCKS_RST);
retval |= register_read(dev->core, IVTV_REG_SPU, &value);
retval |= register_write(dev->core, IVTV_REG_SPU, value & 0xFFFFFFFE);
- msleep(1);
+ usleep_range(10000, 20000);
retval |= register_read(dev->core, IVTV_REG_VPU, &value);
retval |= register_write(dev->core, IVTV_REG_VPU, value & 0xFFFFFFE8);
@@ -499,19 +527,19 @@ static int blackbird_load_firmware(struct cx8802_dev *dev)
return 0;
}
-/**
- Settings used by the windows tv app for PVR2000:
-=================================================================================================================
-Profile | Codec | Resolution | CBR/VBR | Video Qlty | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode
------------------------------------------------------------------------------------------------------------------
-MPEG-1 | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 2000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
-MPEG-2 | MPEG2 | 720x576PAL | VBR | 600 :Good | 4000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
-VCD | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 1150 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
-DVD | MPEG2 | 720x576PAL | VBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
-DB* DVD | MPEG2 | 720x576PAL | CBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
-=================================================================================================================
-*DB: "DirectBurn"
-*/
+/*
+ * Settings used by the windows tv app for PVR2000:
+ * =================================================================================================================
+ * Profile | Codec | Resolution | CBR/VBR | Video Qlty | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode
+ * -----------------------------------------------------------------------------------------------------------------
+ * MPEG-1 | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 2000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
+ * MPEG-2 | MPEG2 | 720x576PAL | VBR | 600 :Good | 4000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
+ * VCD | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 1150 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
+ * DVD | MPEG2 | 720x576PAL | VBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
+ * DB* DVD | MPEG2 | 720x576PAL | CBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
+ * =================================================================================================================
+ * [*] DB: "DirectBurn"
+ */
static void blackbird_codec_settings(struct cx8802_dev *dev)
{
@@ -519,11 +547,12 @@ static void blackbird_codec_settings(struct cx8802_dev *dev)
/* assign frame size */
blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
- core->height, core->width);
+ core->height, core->width);
dev->cxhdl.width = core->width;
dev->cxhdl.height = core->height;
- cx2341x_handler_set_50hz(&dev->cxhdl, dev->core->tvnorm & V4L2_STD_625_50);
+ cx2341x_handler_set_50hz(&dev->cxhdl,
+ dev->core->tvnorm & V4L2_STD_625_50);
cx2341x_handler_setup(&dev->cxhdl);
}
@@ -533,7 +562,7 @@ static int blackbird_initialize_codec(struct cx8802_dev *dev)
int version;
int retval;
- dprintk(1,"Initialize codec\n");
+ dprintk(1, "Initialize codec\n");
retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
if (retval < 0) {
/* ping was not successful, reset and upload firmware */
@@ -549,15 +578,18 @@ static int blackbird_initialize_codec(struct cx8802_dev *dev)
dev->mailbox = retval;
- retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
+ /* ping */
+ retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0);
if (retval < 0) {
dprintk(0, "ERROR: Firmware ping failed!\n");
return -1;
}
- retval = blackbird_api_cmd(dev, CX2341X_ENC_GET_VERSION, 0, 1, &version);
+ retval = blackbird_api_cmd(dev, CX2341X_ENC_GET_VERSION,
+ 0, 1, &version);
if (retval < 0) {
- dprintk(0, "ERROR: Firmware get encoder version failed!\n");
+ dprintk(0,
+ "ERROR: Firmware get encoder version failed!\n");
return -1;
}
dprintk(0, "Firmware version is 0x%08x\n", version);
@@ -571,13 +603,11 @@ static int blackbird_initialize_codec(struct cx8802_dev *dev)
blackbird_codec_settings(dev);
blackbird_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0,
- BLACKBIRD_FIELD1_SAA7115,
- BLACKBIRD_FIELD2_SAA7115
- );
+ BLACKBIRD_FIELD1_SAA7115, BLACKBIRD_FIELD2_SAA7115);
blackbird_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0,
- BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
+ BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
return 0;
}
@@ -615,9 +645,7 @@ static int blackbird_start_codec(struct cx8802_dev *dev)
/* start capturing to the host interface */
blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0,
- BLACKBIRD_MPEG_CAPTURE,
- BLACKBIRD_RAW_BITS_NONE
- );
+ BLACKBIRD_MPEG_CAPTURE, BLACKBIRD_RAW_BITS_NONE);
return 0;
}
@@ -625,10 +653,9 @@ static int blackbird_start_codec(struct cx8802_dev *dev)
static int blackbird_stop_codec(struct cx8802_dev *dev)
{
blackbird_api_cmd(dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
- BLACKBIRD_END_NOW,
- BLACKBIRD_MPEG_CAPTURE,
- BLACKBIRD_RAW_BITS_NONE
- );
+ BLACKBIRD_END_NOW,
+ BLACKBIRD_MPEG_CAPTURE,
+ BLACKBIRD_RAW_BITS_NONE);
cx2341x_handler_set_busy(&dev->cxhdl, 0);
@@ -638,8 +665,8 @@ static int blackbird_stop_codec(struct cx8802_dev *dev)
/* ------------------------------------------------------------------ */
static int queue_setup(struct vb2_queue *q,
- unsigned int *num_buffers, unsigned int *num_planes,
- unsigned int sizes[], struct device *alloc_devs[])
+ unsigned int *num_buffers, unsigned int *num_planes,
+ unsigned int sizes[], struct device *alloc_devs[])
{
struct cx8802_dev *dev = q->drv_priv;
@@ -699,7 +726,8 @@ static int start_streaming(struct vb2_queue *q, unsigned int count)
err = drv->request_acquire(drv);
if (err != 0) {
- dprintk(1, "%s: Unable to acquire hardware, %d\n", __func__, err);
+ dprintk(1, "%s: Unable to acquire hardware, %d\n", __func__,
+ err);
goto fail;
}
@@ -770,7 +798,7 @@ static const struct vb2_ops blackbird_qops = {
/* ------------------------------------------------------------------ */
static int vidioc_querycap(struct file *file, void *priv,
- struct v4l2_capability *cap)
+ struct v4l2_capability *cap)
{
struct cx8802_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
@@ -781,8 +809,8 @@ static int vidioc_querycap(struct file *file, void *priv,
return 0;
}
-static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv,
- struct v4l2_fmtdesc *f)
+static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_fmtdesc *f)
{
if (f->index != 0)
return -EINVAL;
@@ -794,7 +822,7 @@ static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv,
}
static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
+ struct v4l2_format *f)
{
struct cx8802_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
@@ -810,11 +838,11 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
}
static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
+ struct v4l2_format *f)
{
struct cx8802_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
- unsigned maxw, maxh;
+ unsigned int maxw, maxh;
enum v4l2_field field;
f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
@@ -850,7 +878,7 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
}
static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
+ struct v4l2_format *f)
{
struct cx8802_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
@@ -864,20 +892,21 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
core->width = f->fmt.pix.width;
core->height = f->fmt.pix.height;
core->field = f->fmt.pix.field;
- cx88_set_scale(core, f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field);
+ cx88_set_scale(core, f->fmt.pix.width, f->fmt.pix.height,
+ f->fmt.pix.field);
blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
- f->fmt.pix.height, f->fmt.pix.width);
+ f->fmt.pix.height, f->fmt.pix.width);
return 0;
}
-static int vidioc_s_frequency (struct file *file, void *priv,
- const struct v4l2_frequency *f)
+static int vidioc_s_frequency(struct file *file, void *priv,
+ const struct v4l2_frequency *f)
{
struct cx8802_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
bool streaming;
- if (unlikely(UNSET == core->board.tuner_type))
+ if (unlikely(core->board.tuner_type == UNSET))
return -EINVAL;
if (unlikely(f->tuner != 0))
return -EINVAL;
@@ -885,16 +914,15 @@ static int vidioc_s_frequency (struct file *file, void *priv,
if (streaming)
blackbird_stop_codec(dev);
- cx88_set_freq (core,f);
+ cx88_set_freq(core, f);
blackbird_initialize_codec(dev);
- cx88_set_scale(core, core->width, core->height,
- core->field);
+ cx88_set_scale(core, core->width, core->height, core->field);
if (streaming)
blackbird_start_codec(dev);
return 0;
}
-static int vidioc_log_status (struct file *file, void *priv)
+static int vidioc_log_status(struct file *file, void *priv)
{
struct cx8802_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
@@ -906,21 +934,22 @@ static int vidioc_log_status (struct file *file, void *priv)
return 0;
}
-static int vidioc_enum_input (struct file *file, void *priv,
- struct v4l2_input *i)
+static int vidioc_enum_input(struct file *file, void *priv,
+ struct v4l2_input *i)
{
struct cx8802_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
- return cx88_enum_input (core,i);
+
+ return cx88_enum_input(core, i);
}
-static int vidioc_g_frequency (struct file *file, void *priv,
- struct v4l2_frequency *f)
+static int vidioc_g_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
{
struct cx8802_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
- if (unlikely(UNSET == core->board.tuner_type))
+ if (unlikely(core->board.tuner_type == UNSET))
return -EINVAL;
if (unlikely(f->tuner != 0))
return -EINVAL;
@@ -931,7 +960,7 @@ static int vidioc_g_frequency (struct file *file, void *priv,
return 0;
}
-static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
+static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
{
struct cx8802_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
@@ -940,31 +969,31 @@ static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
return 0;
}
-static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
+static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
{
struct cx8802_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
if (i >= 4)
return -EINVAL;
- if (0 == INPUT(i).type)
+ if (!INPUT(i).type)
return -EINVAL;
cx88_newstation(core);
- cx88_video_mux(core,i);
+ cx88_video_mux(core, i);
return 0;
}
-static int vidioc_g_tuner (struct file *file, void *priv,
- struct v4l2_tuner *t)
+static int vidioc_g_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *t)
{
struct cx8802_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
u32 reg;
- if (unlikely(UNSET == core->board.tuner_type))
+ if (unlikely(core->board.tuner_type == UNSET))
return -EINVAL;
- if (0 != t->index)
+ if (t->index != 0)
return -EINVAL;
strcpy(t->name, "Television");
@@ -972,21 +1001,21 @@ static int vidioc_g_tuner (struct file *file, void *priv,
t->rangehigh = 0xffffffffUL;
call_all(core, tuner, g_tuner, t);
- cx88_get_stereo(core ,t);
+ cx88_get_stereo(core, t);
reg = cx_read(MO_DEVICE_STATUS);
- t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
+ t->signal = (reg & (1 << 5)) ? 0xffff : 0x0000;
return 0;
}
-static int vidioc_s_tuner (struct file *file, void *priv,
- const struct v4l2_tuner *t)
+static int vidioc_s_tuner(struct file *file, void *priv,
+ const struct v4l2_tuner *t)
{
struct cx8802_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
- if (UNSET == core->board.tuner_type)
+ if (core->board.tuner_type == UNSET)
return -EINVAL;
- if (0 != t->index)
+ if (t->index != 0)
return -EINVAL;
cx88_set_stereo(core, t->audmode, 1);
@@ -1010,8 +1039,7 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id)
return cx88_set_tvnorm(core, id);
}
-static const struct v4l2_file_operations mpeg_fops =
-{
+static const struct v4l2_file_operations mpeg_fops = {
.owner = THIS_MODULE,
.open = v4l2_fh_open,
.release = vb2_fop_release,
@@ -1050,7 +1078,7 @@ static const struct v4l2_ioctl_ops mpeg_ioctl_ops = {
static struct video_device cx8802_mpeg_template = {
.name = "cx8802",
.fops = &mpeg_fops,
- .ioctl_ops = &mpeg_ioctl_ops,
+ .ioctl_ops = &mpeg_ioctl_ops,
.tvnorms = CX88_NORMS,
};
@@ -1064,7 +1092,9 @@ static int cx8802_blackbird_advise_acquire(struct cx8802_driver *drv)
switch (core->boardnr) {
case CX88_BOARD_HAUPPAUGE_HVR1300:
- /* By default, core setup will leave the cx22702 out of reset, on the bus.
+ /*
+ * By default, core setup will leave the cx22702 out of reset,
+ * on the bus.
* We left the hardware on power up with the cx22702 active.
* We're being given access to re-arrange the GPIOs.
* Take the bus off the cx22702 and put the cx23416 on it.
@@ -1118,12 +1148,11 @@ static int blackbird_register_video(struct cx8802_dev *dev)
dev->mpeg_dev.queue = &dev->vb2_mpegq;
err = video_register_device(&dev->mpeg_dev, VFL_TYPE_GRABBER, -1);
if (err < 0) {
- printk(KERN_INFO "%s/2: can't register mpeg device\n",
- dev->core->name);
+ pr_info("can't register mpeg device\n");
return err;
}
- printk(KERN_INFO "%s/2: registered device %s [mpeg]\n",
- dev->core->name, video_device_node_name(&dev->mpeg_dev));
+ pr_info("registered device %s [mpeg]\n",
+ video_device_node_name(&dev->mpeg_dev));
return 0;
}
@@ -1136,8 +1165,8 @@ static int cx8802_blackbird_probe(struct cx8802_driver *drv)
struct vb2_queue *q;
int err;
- dprintk( 1, "%s\n", __func__);
- dprintk( 1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
+ dprintk(1, "%s\n", __func__);
+ dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
core->boardnr,
core->name,
core->pci_bus,
@@ -1158,16 +1187,15 @@ static int cx8802_blackbird_probe(struct cx8802_driver *drv)
v4l2_ctrl_add_handler(&dev->cxhdl.hdl, &core->video_hdl, NULL);
/* blackbird stuff */
- printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n",
- core->name);
+ pr_info("cx23416 based mpeg encoder (blackbird reference design)\n");
host_setup(dev->core);
blackbird_initialize_codec(dev);
/* initial device configuration: needed ? */
// init_controls(core);
- cx88_set_tvnorm(core,core->tvnorm);
- cx88_video_mux(core,0);
+ cx88_set_tvnorm(core, core->tvnorm);
+ cx88_video_mux(core, 0);
cx2341x_handler_set_50hz(&dev->cxhdl, core->height == 576);
cx2341x_handler_setup(&dev->cxhdl);
@@ -1219,8 +1247,8 @@ static struct cx8802_driver cx8802_blackbird_driver = {
static int __init blackbird_init(void)
{
- printk(KERN_INFO "cx2388x blackbird driver version %s loaded\n",
- CX88_VERSION);
+ pr_info("cx2388x blackbird driver version %s loaded\n",
+ CX88_VERSION);
return cx8802_register_driver(&cx8802_blackbird_driver);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-14 14:43:10 +0000