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path: root/drivers/media/video/cx25821/cx25821-video-upstream-ch2.c
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Diffstat (limited to 'drivers/media/video/cx25821/cx25821-video-upstream-ch2.c')
-rw-r--r--drivers/media/video/cx25821/cx25821-video-upstream-ch2.c138
1 files changed, 59 insertions, 79 deletions
diff --git a/drivers/media/video/cx25821/cx25821-video-upstream-ch2.c b/drivers/media/video/cx25821/cx25821-video-upstream-ch2.c
index 2a724ddfa53..5a157cf4a95 100644
--- a/drivers/media/video/cx25821/cx25821-video-upstream-ch2.c
+++ b/drivers/media/video/cx25821/cx25821-video-upstream-ch2.c
@@ -65,9 +65,8 @@ static __le32 *cx25821_update_riscprogram_ch2(struct cx25821_dev *dev,
*(rp++) = cpu_to_le32(dev->_data_buf_phys_addr_ch2 + offset);
*(rp++) = cpu_to_le32(0); /* bits 63-32 */
- if ((lines <= NTSC_FIELD_HEIGHT)
- || (line < (NTSC_FIELD_HEIGHT - 1))
- || !(dev->_isNTSC_ch2)) {
+ if ((lines <= NTSC_FIELD_HEIGHT) ||
+ (line < (NTSC_FIELD_HEIGHT - 1)) || !(dev->_isNTSC_ch2)) {
offset += dist_betwn_starts;
}
}
@@ -85,7 +84,7 @@ static __le32 *cx25821_risc_field_upstream_ch2(struct cx25821_dev *dev,
{
unsigned int line, i;
struct sram_channel *sram_ch =
- dev->channels[dev->_channel2_upstream_select].sram_channels;
+ dev->channels[dev->_channel2_upstream_select].sram_channels;
int dist_betwn_starts = bpl * 2;
/* sync instruction */
@@ -103,9 +102,8 @@ static __le32 *cx25821_risc_field_upstream_ch2(struct cx25821_dev *dev,
*(rp++) = cpu_to_le32(databuf_phys_addr + offset);
*(rp++) = cpu_to_le32(0); /* bits 63-32 */
- if ((lines <= NTSC_FIELD_HEIGHT)
- || (line < (NTSC_FIELD_HEIGHT - 1))
- || !(dev->_isNTSC_ch2)) {
+ if ((lines <= NTSC_FIELD_HEIGHT) ||
+ (line < (NTSC_FIELD_HEIGHT - 1)) || !(dev->_isNTSC_ch2)) {
offset += dist_betwn_starts;
}
@@ -173,7 +171,7 @@ int cx25821_risc_buffer_upstream_ch2(struct cx25821_dev *dev,
fifo_enable = FIFO_DISABLE;
- /* Even field */
+ /* Even field */
rp = cx25821_risc_field_upstream_ch2(dev, rp,
dev->_data_buf_phys_addr_ch2 + databuf_offset,
bottom_offset, 0x200, bpl, singlefield_lines,
@@ -189,9 +187,9 @@ int cx25821_risc_buffer_upstream_ch2(struct cx25821_dev *dev,
}
/*
- Loop to 2ndFrameRISC or to Start of
- Risc program & generate IRQ
- */
+ * Loop to 2ndFrameRISC or to Start of
+ * Risc program & generate IRQ
+ */
*(rp++) = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | risc_flag);
*(rp++) = cpu_to_le32(risc_phys_jump_addr);
*(rp++) = cpu_to_le32(0);
@@ -203,7 +201,7 @@ int cx25821_risc_buffer_upstream_ch2(struct cx25821_dev *dev,
void cx25821_stop_upstream_video_ch2(struct cx25821_dev *dev)
{
struct sram_channel *sram_ch =
- dev->channels[VID_UPSTREAM_SRAM_CHANNEL_J].sram_channels;
+ dev->channels[VID_UPSTREAM_SRAM_CHANNEL_J].sram_channels;
u32 tmp = 0;
if (!dev->_is_running_ch2) {
@@ -262,9 +260,8 @@ int cx25821_get_frame_ch2(struct cx25821_dev *dev, struct sram_channel *sram_ch)
struct file *myfile;
int frame_index_temp = dev->_frame_index_ch2;
int i = 0;
- int line_size =
- (dev->_pixel_format_ch2 ==
- PIXEL_FRMT_411) ? Y411_LINE_SZ : Y422_LINE_SZ;
+ int line_size = (dev->_pixel_format_ch2 == PIXEL_FRMT_411) ?
+ Y411_LINE_SZ : Y422_LINE_SZ;
int frame_size = 0;
int frame_offset = 0;
ssize_t vfs_read_retval = 0;
@@ -277,14 +274,11 @@ int cx25821_get_frame_ch2(struct cx25821_dev *dev, struct sram_channel *sram_ch)
return 0;
if (dev->_isNTSC_ch2) {
- frame_size =
- (line_size ==
- Y411_LINE_SZ) ? FRAME_SIZE_NTSC_Y411 :
- FRAME_SIZE_NTSC_Y422;
+ frame_size = (line_size == Y411_LINE_SZ) ?
+ FRAME_SIZE_NTSC_Y411 : FRAME_SIZE_NTSC_Y422;
} else {
- frame_size =
- (line_size ==
- Y411_LINE_SZ) ? FRAME_SIZE_PAL_Y411 : FRAME_SIZE_PAL_Y422;
+ frame_size = (line_size == Y411_LINE_SZ) ?
+ FRAME_SIZE_PAL_Y411 : FRAME_SIZE_PAL_Y422;
}
frame_offset = (frame_index_temp > 0) ? frame_size : 0;
@@ -318,14 +312,14 @@ int cx25821_get_frame_ch2(struct cx25821_dev *dev, struct sram_channel *sram_ch)
for (i = 0; i < dev->_lines_count_ch2; i++) {
pos = file_offset;
- vfs_read_retval =
- vfs_read(myfile, mybuf, line_size, &pos);
+ vfs_read_retval = vfs_read(myfile, mybuf, line_size,
+ &pos);
if (vfs_read_retval > 0 && vfs_read_retval == line_size
&& dev->_data_buf_virt_addr_ch2 != NULL) {
memcpy((void *)(dev->_data_buf_virt_addr_ch2 +
frame_offset / 4), mybuf,
- vfs_read_retval);
+ vfs_read_retval);
}
file_offset += vfs_read_retval;
@@ -341,8 +335,8 @@ int cx25821_get_frame_ch2(struct cx25821_dev *dev, struct sram_channel *sram_ch)
if (i > 0)
dev->_frame_count_ch2++;
- dev->_file_status_ch2 =
- (vfs_read_retval == line_size) ? IN_PROGRESS : END_OF_FILE;
+ dev->_file_status_ch2 = (vfs_read_retval == line_size) ?
+ IN_PROGRESS : END_OF_FILE;
set_fs(old_fs);
filp_close(myfile, NULL);
@@ -353,8 +347,8 @@ int cx25821_get_frame_ch2(struct cx25821_dev *dev, struct sram_channel *sram_ch)
static void cx25821_vidups_handler_ch2(struct work_struct *work)
{
- struct cx25821_dev *dev =
- container_of(work, struct cx25821_dev, _irq_work_entry_ch2);
+ struct cx25821_dev *dev = container_of(work, struct cx25821_dev,
+ _irq_work_entry_ch2);
if (!dev) {
pr_err("ERROR %s(): since container_of(work_struct) FAILED!\n",
@@ -362,18 +356,16 @@ static void cx25821_vidups_handler_ch2(struct work_struct *work)
return;
}
- cx25821_get_frame_ch2(dev,
- dev->channels[dev->
- _channel2_upstream_select].sram_channels);
+ cx25821_get_frame_ch2(dev, dev->channels[dev->
+ _channel2_upstream_select].sram_channels);
}
int cx25821_openfile_ch2(struct cx25821_dev *dev, struct sram_channel *sram_ch)
{
struct file *myfile;
int i = 0, j = 0;
- int line_size =
- (dev->_pixel_format_ch2 ==
- PIXEL_FRMT_411) ? Y411_LINE_SZ : Y422_LINE_SZ;
+ int line_size = (dev->_pixel_format_ch2 == PIXEL_FRMT_411) ?
+ Y411_LINE_SZ : Y422_LINE_SZ;
ssize_t vfs_read_retval = 0;
char mybuf[line_size];
loff_t pos;
@@ -410,16 +402,16 @@ int cx25821_openfile_ch2(struct cx25821_dev *dev, struct sram_channel *sram_ch)
for (i = 0; i < dev->_lines_count_ch2; i++) {
pos = offset;
- vfs_read_retval =
- vfs_read(myfile, mybuf, line_size, &pos);
+ vfs_read_retval = vfs_read(myfile, mybuf,
+ line_size, &pos);
- if (vfs_read_retval > 0
- && vfs_read_retval == line_size
- && dev->_data_buf_virt_addr_ch2 != NULL) {
+ if (vfs_read_retval > 0 &&
+ vfs_read_retval == line_size &&
+ dev->_data_buf_virt_addr_ch2 != NULL) {
memcpy((void *)(dev->
_data_buf_virt_addr_ch2
+ offset / 4), mybuf,
- vfs_read_retval);
+ vfs_read_retval);
}
offset += vfs_read_retval;
@@ -438,8 +430,8 @@ int cx25821_openfile_ch2(struct cx25821_dev *dev, struct sram_channel *sram_ch)
break;
}
- dev->_file_status_ch2 =
- (vfs_read_retval == line_size) ? IN_PROGRESS : END_OF_FILE;
+ dev->_file_status_ch2 = (vfs_read_retval == line_size) ?
+ IN_PROGRESS : END_OF_FILE;
set_fs(old_fs);
myfile->f_pos = 0;
@@ -463,9 +455,8 @@ static int cx25821_upstream_buffer_prepare_ch2(struct cx25821_dev *dev,
dev->_dma_phys_addr_ch2);
}
- dev->_dma_virt_addr_ch2 =
- pci_alloc_consistent(dev->pci, dev->upstream_riscbuf_size_ch2,
- &dma_addr);
+ dev->_dma_virt_addr_ch2 = pci_alloc_consistent(dev->pci,
+ dev->upstream_riscbuf_size_ch2, &dma_addr);
dev->_dma_virt_start_addr_ch2 = dev->_dma_virt_addr_ch2;
dev->_dma_phys_start_addr_ch2 = dma_addr;
dev->_dma_phys_addr_ch2 = dma_addr;
@@ -485,9 +476,8 @@ static int cx25821_upstream_buffer_prepare_ch2(struct cx25821_dev *dev,
dev->_data_buf_phys_addr_ch2);
}
/* For Video Data buffer allocation */
- dev->_data_buf_virt_addr_ch2 =
- pci_alloc_consistent(dev->pci, dev->upstream_databuf_size_ch2,
- &data_dma_addr);
+ dev->_data_buf_virt_addr_ch2 = pci_alloc_consistent(dev->pci,
+ dev->upstream_databuf_size_ch2, &data_dma_addr);
dev->_data_buf_phys_addr_ch2 = data_dma_addr;
dev->_data_buf_size_ch2 = dev->upstream_databuf_size_ch2;
@@ -563,8 +553,8 @@ int cx25821_video_upstream_irq_ch2(struct cx25821_dev *dev, int chan_num,
else
line_size_in_bytes = Y422_LINE_SZ;
risc_phys_jump_addr =
- dev->_dma_phys_start_addr_ch2 +
- odd_risc_prog_size;
+ dev->_dma_phys_start_addr_ch2 +
+ odd_risc_prog_size;
rp = cx25821_update_riscprogram_ch2(dev,
dev->_dma_virt_start_addr_ch2,
@@ -612,11 +602,9 @@ static irqreturn_t cx25821_upstream_irq_ch2(int irq, void *dev_id)
vid_status = cx_read(sram_ch->int_stat);
/* Only deal with our interrupt */
- if (vid_status) {
- handled =
- cx25821_video_upstream_irq_ch2(dev, channel_num,
- vid_status);
- }
+ if (vid_status)
+ handled = cx25821_video_upstream_irq_ch2(dev, channel_num,
+ vid_status);
if (handled < 0)
cx25821_stop_upstream_video_ch2(dev);
@@ -691,8 +679,7 @@ int cx25821_start_video_dma_upstream_ch2(struct cx25821_dev *dev,
tmp = cx_read(sram_ch->int_msk);
cx_write(sram_ch->int_msk, tmp |= _intr_msk);
- err =
- request_irq(dev->pci->irq, cx25821_upstream_irq_ch2,
+ err = request_irq(dev->pci->irq, cx25821_upstream_irq_ch2,
IRQF_SHARED, dev->name, dev);
if (err < 0) {
pr_err("%s: can't get upstream IRQ %d\n",
@@ -752,45 +739,38 @@ int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev, int channel_select,
dev->_file_status_ch2 = RESET_STATUS;
dev->_lines_count_ch2 = dev->_isNTSC_ch2 ? 480 : 576;
dev->_pixel_format_ch2 = pixel_format;
- dev->_line_size_ch2 =
- (dev->_pixel_format_ch2 ==
- PIXEL_FRMT_422) ? (WIDTH_D1 * 2) : (WIDTH_D1 * 3) / 2;
+ dev->_line_size_ch2 = (dev->_pixel_format_ch2 == PIXEL_FRMT_422) ?
+ (WIDTH_D1 * 2) : (WIDTH_D1 * 3) / 2;
data_frame_size = dev->_isNTSC_ch2 ? NTSC_DATA_BUF_SZ : PAL_DATA_BUF_SZ;
- risc_buffer_size =
- dev->_isNTSC_ch2 ? NTSC_RISC_BUF_SIZE : PAL_RISC_BUF_SIZE;
+ risc_buffer_size = dev->_isNTSC_ch2 ?
+ NTSC_RISC_BUF_SIZE : PAL_RISC_BUF_SIZE;
if (dev->input_filename_ch2) {
str_length = strlen(dev->input_filename_ch2);
- dev->_filename_ch2 = kmalloc(str_length + 1, GFP_KERNEL);
+ dev->_filename_ch2 = kmemdup(dev->input_filename_ch2,
+ str_length + 1, GFP_KERNEL);
if (!dev->_filename_ch2)
goto error;
-
- memcpy(dev->_filename_ch2, dev->input_filename_ch2,
- str_length + 1);
} else {
str_length = strlen(dev->_defaultname_ch2);
- dev->_filename_ch2 = kmalloc(str_length + 1, GFP_KERNEL);
+ dev->_filename_ch2 = kmemdup(dev->_defaultname_ch2,
+ str_length + 1, GFP_KERNEL);
if (!dev->_filename_ch2)
goto error;
-
- memcpy(dev->_filename_ch2, dev->_defaultname_ch2,
- str_length + 1);
}
/* Default if filename is empty string */
if (strcmp(dev->input_filename_ch2, "") == 0) {
if (dev->_isNTSC_ch2) {
- dev->_filename_ch2 =
- (dev->_pixel_format_ch2 ==
- PIXEL_FRMT_411) ? "/root/vid411.yuv" :
- "/root/vidtest.yuv";
+ dev->_filename_ch2 = (dev->_pixel_format_ch2 ==
+ PIXEL_FRMT_411) ? "/root/vid411.yuv" :
+ "/root/vidtest.yuv";
} else {
- dev->_filename_ch2 =
- (dev->_pixel_format_ch2 ==
- PIXEL_FRMT_411) ? "/root/pal411.yuv" :
- "/root/pal422.yuv";
+ dev->_filename_ch2 = (dev->_pixel_format_ch2 ==
+ PIXEL_FRMT_411) ? "/root/pal411.yuv" :
+ "/root/pal422.yuv";
}
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-28 03:05:39 +0000