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path: root/drivers/staging/cx25821/cx25821-video-upstream.c
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Diffstat (limited to 'drivers/staging/cx25821/cx25821-video-upstream.c')
-rw-r--r--drivers/staging/cx25821/cx25821-video-upstream.c90
1 files changed, 35 insertions, 55 deletions
diff --git a/drivers/staging/cx25821/cx25821-video-upstream.c b/drivers/staging/cx25821/cx25821-video-upstream.c
index 16bf74d6591..31b4e3c74c8 100644
--- a/drivers/staging/cx25821/cx25821-video-upstream.c
+++ b/drivers/staging/cx25821/cx25821-video-upstream.c
@@ -20,6 +20,8 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include "cx25821-video.h"
#include "cx25821-video-upstream.h"
@@ -257,8 +259,7 @@ void cx25821_stop_upstream_video_ch1(struct cx25821_dev *dev)
u32 tmp = 0;
if (!dev->_is_running) {
- printk
- (KERN_INFO "cx25821: No video file is currently running so return!\n");
+ pr_info("No video file is currently running so return!\n");
return;
}
/* Disable RISC interrupts */
@@ -346,23 +347,20 @@ 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
- "%s(): ERROR opening file(%s) with errno = %d!\n",
- __func__, dev->_filename, open_errno);
+ pr_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
- "%s: File has no file operations registered!",
- __func__);
+ pr_err("%s(): File has no file operations registered!\n",
+ __func__);
filp_close(myfile, NULL);
return -EIO;
}
if (!myfile->f_op->read) {
- printk(KERN_ERR
- "%s: File has no READ operations registered!",
- __func__);
+ pr_err("%s(): File has no READ operations registered!\n",
+ __func__);
filp_close(myfile, NULL);
return -EIO;
}
@@ -388,10 +386,8 @@ int cx25821_get_frame(struct cx25821_dev *dev, struct sram_channel *sram_ch)
frame_offset += vfs_read_retval;
if (vfs_read_retval < line_size) {
- printk(KERN_INFO
- "Done: exit %s() since no more bytes to \
- read from Video file.\n",
- __func__);
+ pr_info("Done: exit %s() since no more bytes to read from Video file\n",
+ __func__);
break;
}
}
@@ -415,9 +411,8 @@ static void cx25821_vidups_handler(struct work_struct *work)
container_of(work, struct cx25821_dev, _irq_work_entry);
if (!dev) {
- printk(KERN_ERR
- "ERROR %s(): since container_of(work_struct) FAILED!\n",
- __func__);
+ pr_err("ERROR %s(): since container_of(work_struct) FAILED!\n",
+ __func__);
return;
}
@@ -443,23 +438,20 @@ int cx25821_openfile(struct cx25821_dev *dev, struct sram_channel *sram_ch)
if (IS_ERR(myfile)) {
const int open_errno = -PTR_ERR(myfile);
- printk(KERN_ERR "%s(): ERROR opening file(%s) with errno = %d!\n",
+ pr_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
- "%s: File has no file operations registered!",
- __func__);
+ pr_err("%s(): File has no file operations registered!\n",
+ __func__);
filp_close(myfile, NULL);
return -EIO;
}
if (!myfile->f_op->read) {
- printk(KERN_ERR
- "%s: File has no READ operations registered! \
- Returning.",
- __func__);
+ pr_err("%s(): File has no READ operations registered! Returning\n",
+ __func__);
filp_close(myfile, NULL);
return -EIO;
}
@@ -487,10 +479,8 @@ int cx25821_openfile(struct cx25821_dev *dev, struct sram_channel *sram_ch)
offset += vfs_read_retval;
if (vfs_read_retval < line_size) {
- printk(KERN_INFO
- "Done: exit %s() since no more \
- bytes to read from Video file.\n",
- __func__);
+ pr_info("Done: exit %s() since no more bytes to read from Video file\n",
+ __func__);
break;
}
}
@@ -534,9 +524,7 @@ int cx25821_upstream_buffer_prepare(struct cx25821_dev *dev,
dev->_risc_size = dev->upstream_riscbuf_size;
if (!dev->_dma_virt_addr) {
- printk
- (KERN_ERR "cx25821: FAILED to allocate memory for Risc \
- buffer! Returning.\n");
+ pr_err("FAILED to allocate memory for Risc buffer! Returning\n");
return -ENOMEM;
}
@@ -556,9 +544,7 @@ int cx25821_upstream_buffer_prepare(struct cx25821_dev *dev,
dev->_data_buf_size = dev->upstream_databuf_size;
if (!dev->_data_buf_virt_addr) {
- printk
- (KERN_ERR "cx25821: FAILED to allocate memory for data \
- buffer! Returning.\n");
+ pr_err("FAILED to allocate memory for data buffer! Returning\n");
return -ENOMEM;
}
@@ -574,8 +560,7 @@ int cx25821_upstream_buffer_prepare(struct cx25821_dev *dev,
cx25821_risc_buffer_upstream(dev, dev->pci, 0, bpl,
dev->_lines_count);
if (ret < 0) {
- printk(KERN_INFO
- "cx25821: Failed creating Video Upstream Risc programs!\n");
+ pr_info("Failed creating Video Upstream Risc programs!\n");
goto error;
}
@@ -652,22 +637,20 @@ int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num,
spin_unlock(&dev->slock);
} else {
if (status & FLD_VID_SRC_UF)
- printk
- (KERN_ERR "%s: Video Received Underflow Error \
- Interrupt!\n", __func__);
+ pr_err("%s(): Video Received Underflow Error Interrupt!\n",
+ __func__);
if (status & FLD_VID_SRC_SYNC)
- printk(KERN_ERR "%s: Video Received Sync Error \
- Interrupt!\n", __func__);
+ pr_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__);
+ pr_err("%s(): Video Received OpCode Error Interrupt!\n",
+ __func__);
}
if (dev->_file_status == END_OF_FILE) {
- printk(KERN_ERR "cx25821: EOF Channel 1 Framecount = %d\n",
- dev->_frame_count);
+ pr_err("EOF Channel 1 Framecount = %d\n", dev->_frame_count);
return -1;
}
/* ElSE, set the interrupt mask register, re-enable irq. */
@@ -775,8 +758,8 @@ int cx25821_start_video_dma_upstream(struct cx25821_dev *dev,
request_irq(dev->pci->irq, cx25821_upstream_irq,
IRQF_SHARED | IRQF_DISABLED, dev->name, dev);
if (err < 0) {
- printk(KERN_ERR "%s: can't get upstream IRQ %d\n", dev->name,
- dev->pci->irq);
+ pr_err("%s: can't get upstream IRQ %d\n",
+ dev->name, dev->pci->irq);
goto fail_irq;
}
@@ -806,7 +789,7 @@ int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev, int channel_select,
int str_length = 0;
if (dev->_is_running) {
- printk(KERN_INFO "Video Channel is still running so return!\n");
+ pr_info("Video Channel is still running so return!\n");
return 0;
}
@@ -817,9 +800,7 @@ int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev, int channel_select,
dev->_irq_queues = create_singlethread_workqueue("cx25821_workqueue");
if (!dev->_irq_queues) {
- printk
- (KERN_ERR "cx25821: create_singlethread_workqueue() for \
- Video FAILED!\n");
+ pr_err("create_singlethread_workqueue() for Video FAILED!\n");
return -ENOMEM;
}
/* 656/VIP SRC Upstream Channel I & J and 7 - Host Bus Interface for
@@ -895,8 +876,7 @@ int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev, int channel_select,
/* Allocating buffers and prepare RISC program */
retval = cx25821_upstream_buffer_prepare(dev, sram_ch, dev->_line_size);
if (retval < 0) {
- printk(KERN_ERR
- "%s: Failed to set up Video upstream buffers!\n",
+ pr_err("%s: Failed to set up Video upstream buffers!\n",
dev->name);
goto error;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-27 13:36:02 +0000