diff options
Diffstat (limited to 'drivers/media/pci/cx25821/cx25821-video-upstream.c')
| -rw-r--r-- | drivers/media/pci/cx25821/cx25821-video-upstream.c | 349 |
1 files changed, 175 insertions, 174 deletions
diff --git a/drivers/media/pci/cx25821/cx25821-video-upstream.c b/drivers/media/pci/cx25821/cx25821-video-upstream.c index 223aae77c7e..37cfc834e5c 100644 --- a/drivers/media/pci/cx25821/cx25821-video-upstream.c +++ b/drivers/media/pci/cx25821/cx25821-video-upstream.c @@ -97,12 +97,13 @@ int cx25821_sram_channel_setup_upstream(struct cx25821_dev *dev, return 0; } -static __le32 *cx25821_update_riscprogram(struct cx25821_dev *dev, +static __le32 *cx25821_update_riscprogram(struct cx25821_channel *chan, __le32 *rp, unsigned int offset, unsigned int bpl, u32 sync_line, unsigned int lines, int fifo_enable, int field_type) { + struct cx25821_video_out_data *out = chan->out; unsigned int line, i; int dist_betwn_starts = bpl * 2; @@ -116,11 +117,11 @@ static __le32 *cx25821_update_riscprogram(struct cx25821_dev *dev, /* scan lines */ for (line = 0; line < lines; line++) { *(rp++) = cpu_to_le32(RISC_READ | RISC_SOL | RISC_EOL | bpl); - *(rp++) = cpu_to_le32(dev->_data_buf_phys_addr + offset); + *(rp++) = cpu_to_le32(out->_data_buf_phys_addr + offset); *(rp++) = cpu_to_le32(0); /* bits 63-32 */ if ((lines <= NTSC_FIELD_HEIGHT) - || (line < (NTSC_FIELD_HEIGHT - 1)) || !(dev->_isNTSC)) { + || (line < (NTSC_FIELD_HEIGHT - 1)) || !(out->is_60hz)) { offset += dist_betwn_starts; } } @@ -128,15 +129,15 @@ static __le32 *cx25821_update_riscprogram(struct cx25821_dev *dev, return rp; } -static __le32 *cx25821_risc_field_upstream(struct cx25821_dev *dev, __le32 * rp, +static __le32 *cx25821_risc_field_upstream(struct cx25821_channel *chan, __le32 *rp, dma_addr_t databuf_phys_addr, unsigned int offset, u32 sync_line, unsigned int bpl, unsigned int lines, int fifo_enable, int field_type) { + struct cx25821_video_out_data *out = chan->out; unsigned int line, i; - const struct sram_channel *sram_ch = - dev->channels[dev->_channel_upstream_select].sram_channels; + const struct sram_channel *sram_ch = chan->sram_channels; int dist_betwn_starts = bpl * 2; /* sync instruction */ @@ -155,7 +156,7 @@ static __le32 *cx25821_risc_field_upstream(struct cx25821_dev *dev, __le32 * rp, *(rp++) = cpu_to_le32(0); /* bits 63-32 */ if ((lines <= NTSC_FIELD_HEIGHT) - || (line < (NTSC_FIELD_HEIGHT - 1)) || !(dev->_isNTSC)) + || (line < (NTSC_FIELD_HEIGHT - 1)) || !(out->is_60hz)) /* to skip the other field line */ offset += dist_betwn_starts; @@ -173,11 +174,12 @@ static __le32 *cx25821_risc_field_upstream(struct cx25821_dev *dev, __le32 * rp, return rp; } -static int cx25821_risc_buffer_upstream(struct cx25821_dev *dev, +static int cx25821_risc_buffer_upstream(struct cx25821_channel *chan, struct pci_dev *pci, unsigned int top_offset, unsigned int bpl, unsigned int lines) { + struct cx25821_video_out_data *out = chan->out; __le32 *rp; int fifo_enable = 0; /* get line count for single field */ @@ -191,7 +193,7 @@ static int cx25821_risc_buffer_upstream(struct cx25821_dev *dev, unsigned int bottom_offset = bpl; dma_addr_t risc_phys_jump_addr; - if (dev->_isNTSC) { + if (out->is_60hz) { odd_num_lines = singlefield_lines + 1; risc_program_size = FRAME1_VID_PROG_SIZE; frame_size = (bpl == Y411_LINE_SZ) ? @@ -203,15 +205,15 @@ static int cx25821_risc_buffer_upstream(struct cx25821_dev *dev, } /* Virtual address of Risc buffer program */ - rp = dev->_dma_virt_addr; + rp = out->_dma_virt_addr; for (frame = 0; frame < NUM_FRAMES; frame++) { databuf_offset = frame_size * frame; if (UNSET != top_offset) { fifo_enable = (frame == 0) ? FIFO_ENABLE : FIFO_DISABLE; - rp = cx25821_risc_field_upstream(dev, rp, - dev->_data_buf_phys_addr + + rp = cx25821_risc_field_upstream(chan, rp, + out->_data_buf_phys_addr + databuf_offset, top_offset, 0, bpl, odd_num_lines, fifo_enable, ODD_FIELD); } @@ -219,18 +221,18 @@ static int cx25821_risc_buffer_upstream(struct cx25821_dev *dev, fifo_enable = FIFO_DISABLE; /* Even Field */ - rp = cx25821_risc_field_upstream(dev, rp, - dev->_data_buf_phys_addr + + rp = cx25821_risc_field_upstream(chan, rp, + out->_data_buf_phys_addr + databuf_offset, bottom_offset, 0x200, bpl, singlefield_lines, fifo_enable, EVEN_FIELD); if (frame == 0) { risc_flag = RISC_CNT_RESET; - risc_phys_jump_addr = dev->_dma_phys_start_addr + + risc_phys_jump_addr = out->_dma_phys_start_addr + risc_program_size; } else { - risc_phys_jump_addr = dev->_dma_phys_start_addr; + risc_phys_jump_addr = out->_dma_phys_start_addr; risc_flag = RISC_CNT_INC; } @@ -245,13 +247,14 @@ static int cx25821_risc_buffer_upstream(struct cx25821_dev *dev, return 0; } -void cx25821_stop_upstream_video_ch1(struct cx25821_dev *dev) +void cx25821_stop_upstream_video(struct cx25821_channel *chan) { - const struct sram_channel *sram_ch = - dev->channels[VID_UPSTREAM_SRAM_CHANNEL_I].sram_channels; + struct cx25821_video_out_data *out = chan->out; + struct cx25821_dev *dev = chan->dev; + const struct sram_channel *sram_ch = chan->sram_channels; u32 tmp = 0; - if (!dev->_is_running) { + if (!out->_is_running) { pr_info("No video file is currently running so return!\n"); return; } @@ -264,49 +267,53 @@ void cx25821_stop_upstream_video_ch1(struct cx25821_dev *dev) cx_write(sram_ch->dma_ctl, tmp & ~(FLD_VID_FIFO_EN | FLD_VID_RISC_EN)); /* Clear data buffer memory */ - if (dev->_data_buf_virt_addr) - memset(dev->_data_buf_virt_addr, 0, dev->_data_buf_size); + if (out->_data_buf_virt_addr) + memset(out->_data_buf_virt_addr, 0, out->_data_buf_size); - dev->_is_running = 0; - dev->_is_first_frame = 0; - dev->_frame_count = 0; - dev->_file_status = END_OF_FILE; + out->_is_running = 0; + out->_is_first_frame = 0; + out->_frame_count = 0; + out->_file_status = END_OF_FILE; - kfree(dev->_irq_queues); - dev->_irq_queues = NULL; + destroy_workqueue(out->_irq_queues); + out->_irq_queues = NULL; - kfree(dev->_filename); + kfree(out->_filename); tmp = cx_read(VID_CH_MODE_SEL); cx_write(VID_CH_MODE_SEL, tmp & 0xFFFFFE00); } -void cx25821_free_mem_upstream_ch1(struct cx25821_dev *dev) +void cx25821_free_mem_upstream(struct cx25821_channel *chan) { - if (dev->_is_running) - cx25821_stop_upstream_video_ch1(dev); + struct cx25821_video_out_data *out = chan->out; + struct cx25821_dev *dev = chan->dev; - if (dev->_dma_virt_addr) { - pci_free_consistent(dev->pci, dev->_risc_size, - dev->_dma_virt_addr, dev->_dma_phys_addr); - dev->_dma_virt_addr = NULL; + if (out->_is_running) + cx25821_stop_upstream_video(chan); + + if (out->_dma_virt_addr) { + pci_free_consistent(dev->pci, out->_risc_size, + out->_dma_virt_addr, out->_dma_phys_addr); + out->_dma_virt_addr = NULL; } - if (dev->_data_buf_virt_addr) { - pci_free_consistent(dev->pci, dev->_data_buf_size, - dev->_data_buf_virt_addr, - dev->_data_buf_phys_addr); - dev->_data_buf_virt_addr = NULL; + if (out->_data_buf_virt_addr) { + pci_free_consistent(dev->pci, out->_data_buf_size, + out->_data_buf_virt_addr, + out->_data_buf_phys_addr); + out->_data_buf_virt_addr = NULL; } } -static int cx25821_get_frame(struct cx25821_dev *dev, +static int cx25821_get_frame(struct cx25821_channel *chan, const struct sram_channel *sram_ch) { + struct cx25821_video_out_data *out = chan->out; struct file *myfile; - int frame_index_temp = dev->_frame_index; + int frame_index_temp = out->_frame_index; int i = 0; - int line_size = (dev->_pixel_format == PIXEL_FRMT_411) ? + int line_size = (out->_pixel_format == PIXEL_FRMT_411) ? Y411_LINE_SZ : Y422_LINE_SZ; int frame_size = 0; int frame_offset = 0; @@ -316,10 +323,10 @@ static int cx25821_get_frame(struct cx25821_dev *dev, loff_t pos; mm_segment_t old_fs; - if (dev->_file_status == END_OF_FILE) + if (out->_file_status == END_OF_FILE) return 0; - if (dev->_isNTSC) + if (out->is_60hz) frame_size = (line_size == Y411_LINE_SZ) ? FRAME_SIZE_NTSC_Y411 : FRAME_SIZE_NTSC_Y422; else @@ -327,14 +334,14 @@ static int cx25821_get_frame(struct cx25821_dev *dev, FRAME_SIZE_PAL_Y411 : FRAME_SIZE_PAL_Y422; frame_offset = (frame_index_temp > 0) ? frame_size : 0; - file_offset = dev->_frame_count * frame_size; + file_offset = out->_frame_count * frame_size; - myfile = filp_open(dev->_filename, O_RDONLY | O_LARGEFILE, 0); + myfile = filp_open(out->_filename, O_RDONLY | O_LARGEFILE, 0); if (IS_ERR(myfile)) { const int open_errno = -PTR_ERR(myfile); pr_err("%s(): ERROR opening file(%s) with errno = %d!\n", - __func__, dev->_filename, open_errno); + __func__, out->_filename, open_errno); return PTR_ERR(myfile); } else { if (!(myfile->f_op)) { @@ -355,15 +362,15 @@ static int cx25821_get_frame(struct cx25821_dev *dev, old_fs = get_fs(); set_fs(KERNEL_DS); - for (i = 0; i < dev->_lines_count; i++) { + for (i = 0; i < out->_lines_count; i++) { pos = file_offset; 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 != NULL) { - memcpy((void *)(dev->_data_buf_virt_addr + + && out->_data_buf_virt_addr != NULL) { + memcpy((void *)(out->_data_buf_virt_addr + frame_offset / 4), mybuf, vfs_read_retval); } @@ -379,9 +386,9 @@ static int cx25821_get_frame(struct cx25821_dev *dev, } if (i > 0) - dev->_frame_count++; + out->_frame_count++; - dev->_file_status = (vfs_read_retval == line_size) ? + out->_file_status = (vfs_read_retval == line_size) ? IN_PROGRESS : END_OF_FILE; set_fs(old_fs); @@ -393,25 +400,19 @@ static int cx25821_get_frame(struct cx25821_dev *dev, static void cx25821_vidups_handler(struct work_struct *work) { - struct cx25821_dev *dev = container_of(work, struct cx25821_dev, - _irq_work_entry); - - if (!dev) { - pr_err("ERROR %s(): since container_of(work_struct) FAILED!\n", - __func__); - return; - } + struct cx25821_video_out_data *out = + container_of(work, struct cx25821_video_out_data, _irq_work_entry); - cx25821_get_frame(dev, dev->channels[dev->_channel_upstream_select]. - sram_channels); + cx25821_get_frame(out->chan, out->chan->sram_channels); } -static int cx25821_openfile(struct cx25821_dev *dev, +static int cx25821_openfile(struct cx25821_channel *chan, const struct sram_channel *sram_ch) { + struct cx25821_video_out_data *out = chan->out; struct file *myfile; int i = 0, j = 0; - int line_size = (dev->_pixel_format == PIXEL_FRMT_411) ? + int line_size = (out->_pixel_format == PIXEL_FRMT_411) ? Y411_LINE_SZ : Y422_LINE_SZ; ssize_t vfs_read_retval = 0; char mybuf[line_size]; @@ -419,12 +420,12 @@ static int cx25821_openfile(struct cx25821_dev *dev, loff_t offset = (unsigned long)0; mm_segment_t old_fs; - myfile = filp_open(dev->_filename, O_RDONLY | O_LARGEFILE, 0); + myfile = filp_open(out->_filename, O_RDONLY | O_LARGEFILE, 0); if (IS_ERR(myfile)) { const int open_errno = -PTR_ERR(myfile); pr_err("%s(): ERROR opening file(%s) with errno = %d!\n", - __func__, dev->_filename, open_errno); + __func__, out->_filename, open_errno); return PTR_ERR(myfile); } else { if (!(myfile->f_op)) { @@ -446,7 +447,7 @@ static int cx25821_openfile(struct cx25821_dev *dev, set_fs(KERNEL_DS); for (j = 0; j < NUM_FRAMES; j++) { - for (i = 0; i < dev->_lines_count; i++) { + for (i = 0; i < out->_lines_count; i++) { pos = offset; vfs_read_retval = vfs_read(myfile, mybuf, @@ -454,8 +455,8 @@ static int cx25821_openfile(struct cx25821_dev *dev, if (vfs_read_retval > 0 && vfs_read_retval == line_size - && dev->_data_buf_virt_addr != NULL) { - memcpy((void *)(dev-> + && out->_data_buf_virt_addr != NULL) { + memcpy((void *)(out-> _data_buf_virt_addr + offset / 4), mybuf, vfs_read_retval); @@ -471,13 +472,13 @@ static int cx25821_openfile(struct cx25821_dev *dev, } if (i > 0) - dev->_frame_count++; + out->_frame_count++; if (vfs_read_retval < line_size) break; } - dev->_file_status = (vfs_read_retval == line_size) ? + out->_file_status = (vfs_read_retval == line_size) ? IN_PROGRESS : END_OF_FILE; set_fs(old_fs); @@ -488,58 +489,60 @@ static int cx25821_openfile(struct cx25821_dev *dev, return 0; } -static int cx25821_upstream_buffer_prepare(struct cx25821_dev *dev, +static int cx25821_upstream_buffer_prepare(struct cx25821_channel *chan, const struct sram_channel *sram_ch, int bpl) { + struct cx25821_video_out_data *out = chan->out; + struct cx25821_dev *dev = chan->dev; int ret = 0; dma_addr_t dma_addr; dma_addr_t data_dma_addr; - if (dev->_dma_virt_addr != NULL) - pci_free_consistent(dev->pci, dev->upstream_riscbuf_size, - dev->_dma_virt_addr, dev->_dma_phys_addr); + if (out->_dma_virt_addr != NULL) + pci_free_consistent(dev->pci, out->upstream_riscbuf_size, + out->_dma_virt_addr, out->_dma_phys_addr); - dev->_dma_virt_addr = pci_alloc_consistent(dev->pci, - dev->upstream_riscbuf_size, &dma_addr); - dev->_dma_virt_start_addr = dev->_dma_virt_addr; - dev->_dma_phys_start_addr = dma_addr; - dev->_dma_phys_addr = dma_addr; - dev->_risc_size = dev->upstream_riscbuf_size; + out->_dma_virt_addr = pci_alloc_consistent(dev->pci, + out->upstream_riscbuf_size, &dma_addr); + out->_dma_virt_start_addr = out->_dma_virt_addr; + out->_dma_phys_start_addr = dma_addr; + out->_dma_phys_addr = dma_addr; + out->_risc_size = out->upstream_riscbuf_size; - if (!dev->_dma_virt_addr) { + if (!out->_dma_virt_addr) { pr_err("FAILED to allocate memory for Risc buffer! Returning\n"); return -ENOMEM; } /* Clear memory at address */ - memset(dev->_dma_virt_addr, 0, dev->_risc_size); + memset(out->_dma_virt_addr, 0, out->_risc_size); - if (dev->_data_buf_virt_addr != NULL) - pci_free_consistent(dev->pci, dev->upstream_databuf_size, - dev->_data_buf_virt_addr, - dev->_data_buf_phys_addr); + if (out->_data_buf_virt_addr != NULL) + pci_free_consistent(dev->pci, out->upstream_databuf_size, + out->_data_buf_virt_addr, + out->_data_buf_phys_addr); /* For Video Data buffer allocation */ - dev->_data_buf_virt_addr = pci_alloc_consistent(dev->pci, - dev->upstream_databuf_size, &data_dma_addr); - dev->_data_buf_phys_addr = data_dma_addr; - dev->_data_buf_size = dev->upstream_databuf_size; + out->_data_buf_virt_addr = pci_alloc_consistent(dev->pci, + out->upstream_databuf_size, &data_dma_addr); + out->_data_buf_phys_addr = data_dma_addr; + out->_data_buf_size = out->upstream_databuf_size; - if (!dev->_data_buf_virt_addr) { + if (!out->_data_buf_virt_addr) { pr_err("FAILED to allocate memory for data buffer! Returning\n"); return -ENOMEM; } /* Clear memory at address */ - memset(dev->_data_buf_virt_addr, 0, dev->_data_buf_size); + memset(out->_data_buf_virt_addr, 0, out->_data_buf_size); - ret = cx25821_openfile(dev, sram_ch); + ret = cx25821_openfile(chan, sram_ch); if (ret < 0) return ret; /* Create RISC programs */ - ret = cx25821_risc_buffer_upstream(dev, dev->pci, 0, bpl, - dev->_lines_count); + ret = cx25821_risc_buffer_upstream(chan, dev->pci, 0, bpl, + out->_lines_count); if (ret < 0) { pr_info("Failed creating Video Upstream Risc programs!\n"); goto error; @@ -551,11 +554,12 @@ error: return ret; } -static int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num, - u32 status) +static int cx25821_video_upstream_irq(struct cx25821_channel *chan, u32 status) { + struct cx25821_video_out_data *out = chan->out; + struct cx25821_dev *dev = chan->dev; u32 int_msk_tmp; - const struct sram_channel *channel = dev->channels[chan_num].sram_channels; + const struct sram_channel *channel = chan->sram_channels; int singlefield_lines = NTSC_FIELD_HEIGHT; int line_size_in_bytes = Y422_LINE_SZ; int odd_risc_prog_size = 0; @@ -574,14 +578,14 @@ static int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num, spin_lock(&dev->slock); - dev->_frame_index = prog_cnt; + out->_frame_index = prog_cnt; - queue_work(dev->_irq_queues, &dev->_irq_work_entry); + queue_work(out->_irq_queues, &out->_irq_work_entry); - if (dev->_is_first_frame) { - dev->_is_first_frame = 0; + if (out->_is_first_frame) { + out->_is_first_frame = 0; - if (dev->_isNTSC) { + if (out->is_60hz) { singlefield_lines += 1; odd_risc_prog_size = ODD_FLD_NTSC_PROG_SIZE; } else { @@ -589,17 +593,17 @@ static int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num, odd_risc_prog_size = ODD_FLD_PAL_PROG_SIZE; } - if (dev->_dma_virt_start_addr != NULL) { + if (out->_dma_virt_start_addr != NULL) { line_size_in_bytes = - (dev->_pixel_format == + (out->_pixel_format == PIXEL_FRMT_411) ? Y411_LINE_SZ : Y422_LINE_SZ; risc_phys_jump_addr = - dev->_dma_phys_start_addr + + out->_dma_phys_start_addr + odd_risc_prog_size; - rp = cx25821_update_riscprogram(dev, - dev->_dma_virt_start_addr, TOP_OFFSET, + rp = cx25821_update_riscprogram(chan, + out->_dma_virt_start_addr, TOP_OFFSET, line_size_in_bytes, 0x0, singlefield_lines, FIFO_DISABLE, ODD_FIELD); @@ -626,8 +630,8 @@ static int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num, __func__); } - if (dev->_file_status == END_OF_FILE) { - pr_err("EOF Channel 1 Framecount = %d\n", dev->_frame_count); + if (out->_file_status == END_OF_FILE) { + pr_err("EOF Channel 1 Framecount = %d\n", out->_frame_count); return -1; } /* ElSE, set the interrupt mask register, re-enable irq. */ @@ -639,47 +643,41 @@ static int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num, static irqreturn_t cx25821_upstream_irq(int irq, void *dev_id) { - struct cx25821_dev *dev = dev_id; + struct cx25821_channel *chan = dev_id; + struct cx25821_dev *dev = chan->dev; u32 vid_status; int handled = 0; - int channel_num = 0; const struct sram_channel *sram_ch; if (!dev) return -1; - channel_num = VID_UPSTREAM_SRAM_CHANNEL_I; - - sram_ch = dev->channels[channel_num].sram_channels; + sram_ch = chan->sram_channels; vid_status = cx_read(sram_ch->int_stat); /* Only deal with our interrupt */ if (vid_status) - handled = cx25821_video_upstream_irq(dev, channel_num, - vid_status); - - if (handled < 0) - cx25821_stop_upstream_video_ch1(dev); - else - handled += handled; + handled = cx25821_video_upstream_irq(chan, vid_status); return IRQ_RETVAL(handled); } -static void cx25821_set_pixelengine(struct cx25821_dev *dev, +static void cx25821_set_pixelengine(struct cx25821_channel *chan, const struct sram_channel *ch, int pix_format) { + struct cx25821_video_out_data *out = chan->out; + struct cx25821_dev *dev = chan->dev; int width = WIDTH_D1; - int height = dev->_lines_count; + int height = out->_lines_count; int num_lines, odd_num_lines; u32 value; int vip_mode = OUTPUT_FRMT_656; value = ((pix_format & 0x3) << 12) | (vip_mode & 0x7); value &= 0xFFFFFFEF; - value |= dev->_isNTSC ? 0 : 0x10; + value |= out->is_60hz ? 0 : 0x10; cx_write(ch->vid_fmt_ctl, value); /* set number of active pixels in each line. @@ -689,7 +687,7 @@ static void cx25821_set_pixelengine(struct cx25821_dev *dev, num_lines = (height / 2) & 0x3FF; odd_num_lines = num_lines; - if (dev->_isNTSC) + if (out->is_60hz) odd_num_lines += 1; value = (num_lines << 16) | odd_num_lines; @@ -700,9 +698,11 @@ static void cx25821_set_pixelengine(struct cx25821_dev *dev, cx_write(ch->vid_cdt_size, VID_CDT_SIZE >> 3); } -static int cx25821_start_video_dma_upstream(struct cx25821_dev *dev, +static int cx25821_start_video_dma_upstream(struct cx25821_channel *chan, const struct sram_channel *sram_ch) { + struct cx25821_video_out_data *out = chan->out; + struct cx25821_dev *dev = chan->dev; u32 tmp = 0; int err = 0; @@ -715,7 +715,7 @@ static int cx25821_start_video_dma_upstream(struct cx25821_dev *dev, /* 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); + cx_write(sram_ch->cmds_start + 0, out->_dma_phys_addr); /* Risc IPC High 64 bits 63-32 */ cx_write(sram_ch->cmds_start + 4, 0); @@ -731,7 +731,7 @@ static int cx25821_start_video_dma_upstream(struct cx25821_dev *dev, cx_write(sram_ch->int_msk, tmp |= _intr_msk); err = request_irq(dev->pci->irq, cx25821_upstream_irq, - IRQF_SHARED, dev->name, dev); + IRQF_SHARED, dev->name, chan); if (err < 0) { pr_err("%s: can't get upstream IRQ %d\n", dev->name, dev->pci->irq); @@ -742,8 +742,8 @@ static int cx25821_start_video_dma_upstream(struct cx25821_dev *dev, tmp = cx_read(sram_ch->dma_ctl); cx_set(sram_ch->dma_ctl, tmp | FLD_VID_RISC_EN); - dev->_is_running = 1; - dev->_is_first_frame = 1; + out->_is_running = 1; + out->_is_first_frame = 1; return 0; @@ -752,9 +752,11 @@ fail_irq: return err; } -int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev, int channel_select, +int cx25821_vidupstream_init(struct cx25821_channel *chan, int pixel_format) { + struct cx25821_video_out_data *out = chan->out; + struct cx25821_dev *dev = chan->dev; const struct sram_channel *sram_ch; u32 tmp; int err = 0; @@ -762,18 +764,17 @@ int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev, int channel_select, int risc_buffer_size = 0; int str_length = 0; - if (dev->_is_running) { + if (out->_is_running) { pr_info("Video Channel is still running so return!\n"); return 0; } - dev->_channel_upstream_select = channel_select; - sram_ch = dev->channels[channel_select].sram_channels; + sram_ch = chan->sram_channels; - INIT_WORK(&dev->_irq_work_entry, cx25821_vidups_handler); - dev->_irq_queues = create_singlethread_workqueue("cx25821_workqueue"); + INIT_WORK(&out->_irq_work_entry, cx25821_vidups_handler); + out->_irq_queues = create_singlethread_workqueue("cx25821_workqueue"); - if (!dev->_irq_queues) { + if (!out->_irq_queues) { pr_err("create_singlethread_workqueue() for Video FAILED!\n"); return -ENOMEM; } @@ -783,76 +784,76 @@ int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev, int channel_select, tmp = cx_read(VID_CH_MODE_SEL); cx_write(VID_CH_MODE_SEL, tmp | 0x1B0001FF); - dev->_is_running = 0; - dev->_frame_count = 0; - dev->_file_status = RESET_STATUS; - dev->_lines_count = dev->_isNTSC ? 480 : 576; - dev->_pixel_format = pixel_format; - dev->_line_size = (dev->_pixel_format == PIXEL_FRMT_422) ? + out->_is_running = 0; + out->_frame_count = 0; + out->_file_status = RESET_STATUS; + out->_lines_count = out->is_60hz ? 480 : 576; + out->_pixel_format = pixel_format; + out->_line_size = (out->_pixel_format == PIXEL_FRMT_422) ? (WIDTH_D1 * 2) : (WIDTH_D1 * 3) / 2; - data_frame_size = dev->_isNTSC ? NTSC_DATA_BUF_SZ : PAL_DATA_BUF_SZ; - risc_buffer_size = dev->_isNTSC ? + data_frame_size = out->is_60hz ? NTSC_DATA_BUF_SZ : PAL_DATA_BUF_SZ; + risc_buffer_size = out->is_60hz ? NTSC_RISC_BUF_SIZE : PAL_RISC_BUF_SIZE; - if (dev->input_filename) { - str_length = strlen(dev->input_filename); - dev->_filename = kmemdup(dev->input_filename, str_length + 1, + if (out->input_filename) { + str_length = strlen(out->input_filename); + out->_filename = kmemdup(out->input_filename, str_length + 1, GFP_KERNEL); - if (!dev->_filename) { + if (!out->_filename) { err = -ENOENT; goto error; } } else { - str_length = strlen(dev->_defaultname); - dev->_filename = kmemdup(dev->_defaultname, str_length + 1, + str_length = strlen(out->_defaultname); + out->_filename = kmemdup(out->_defaultname, str_length + 1, GFP_KERNEL); - if (!dev->_filename) { + if (!out->_filename) { err = -ENOENT; goto error; } } /* Default if filename is empty string */ - if (strcmp(dev->_filename, "") == 0) { - if (dev->_isNTSC) { - dev->_filename = - (dev->_pixel_format == PIXEL_FRMT_411) ? + if (strcmp(out->_filename, "") == 0) { + if (out->is_60hz) { + out->_filename = + (out->_pixel_format == PIXEL_FRMT_411) ? "/root/vid411.yuv" : "/root/vidtest.yuv"; } else { - dev->_filename = - (dev->_pixel_format == PIXEL_FRMT_411) ? + out->_filename = + (out->_pixel_format == PIXEL_FRMT_411) ? "/root/pal411.yuv" : "/root/pal422.yuv"; } } - dev->_is_running = 0; - dev->_frame_count = 0; - dev->_file_status = RESET_STATUS; - dev->_lines_count = dev->_isNTSC ? 480 : 576; - dev->_pixel_format = pixel_format; - dev->_line_size = (dev->_pixel_format == PIXEL_FRMT_422) ? + out->_is_running = 0; + out->_frame_count = 0; + out->_file_status = RESET_STATUS; + out->_lines_count = out->is_60hz ? 480 : 576; + out->_pixel_format = pixel_format; + out->_line_size = (out->_pixel_format == PIXEL_FRMT_422) ? (WIDTH_D1 * 2) : (WIDTH_D1 * 3) / 2; err = cx25821_sram_channel_setup_upstream(dev, sram_ch, - dev->_line_size, 0); + out->_line_size, 0); /* setup fifo + format */ - cx25821_set_pixelengine(dev, sram_ch, dev->_pixel_format); + cx25821_set_pixelengine(chan, sram_ch, out->_pixel_format); - dev->upstream_riscbuf_size = risc_buffer_size * 2; - dev->upstream_databuf_size = data_frame_size * 2; + out->upstream_riscbuf_size = risc_buffer_size * 2; + out->upstream_databuf_size = data_frame_size * 2; /* Allocating buffers and prepare RISC program */ - err = cx25821_upstream_buffer_prepare(dev, sram_ch, dev->_line_size); + err = cx25821_upstream_buffer_prepare(chan, sram_ch, out->_line_size); if (err < 0) { pr_err("%s: Failed to set up Video upstream buffers!\n", dev->name); goto error; } - cx25821_start_video_dma_upstream(dev, sram_ch); + cx25821_start_video_dma_upstream(chan, sram_ch); return 0; |