diff options
Diffstat (limited to 'drivers/media/video/ivtv')
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-cards.h | 2 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-driver.c | 1 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-driver.h | 16 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-fileops.c | 16 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-ioctl.c | 45 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-irq.c | 204 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-queue.c | 31 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-queue.h | 39 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-streams.c | 2 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-vbi.c | 2 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-vbi.h | 2 |
11 files changed, 265 insertions, 95 deletions
diff --git a/drivers/media/video/ivtv/ivtv-cards.h b/drivers/media/video/ivtv/ivtv-cards.h index 15012f88b802..91e9e90c14a5 100644 --- a/drivers/media/video/ivtv/ivtv-cards.h +++ b/drivers/media/video/ivtv/ivtv-cards.h @@ -86,7 +86,7 @@ V4L2_CAP_AUDIO | V4L2_CAP_READWRITE | V4L2_CAP_VBI_CAPTURE | \ V4L2_CAP_SLICED_VBI_CAPTURE) #define IVTV_CAP_DECODER (V4L2_CAP_VBI_OUTPUT | V4L2_CAP_VIDEO_OUTPUT | \ - V4L2_CAP_SLICED_VBI_OUTPUT | V4L2_CAP_VIDEO_OUTPUT_OVERLAY | V4L2_CAP_VIDEO_OUTPUT_POS) + V4L2_CAP_SLICED_VBI_OUTPUT | V4L2_CAP_VIDEO_OUTPUT_OVERLAY) struct ivtv_card_video_input { u8 video_type; /* video input type */ diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c index e29f949adf57..efc66355339a 100644 --- a/drivers/media/video/ivtv/ivtv-driver.c +++ b/drivers/media/video/ivtv/ivtv-driver.c @@ -652,6 +652,7 @@ static int __devinit ivtv_init_struct1(struct ivtv *itv) itv->dma_timer.data = (unsigned long)itv; itv->cur_dma_stream = -1; + itv->cur_pio_stream = -1; itv->audio_stereo_mode = AUDIO_STEREO; itv->audio_bilingual_mode = AUDIO_MONO_LEFT; diff --git a/drivers/media/video/ivtv/ivtv-driver.h b/drivers/media/video/ivtv/ivtv-driver.h index 552f04511ead..e6e56f175f3f 100644 --- a/drivers/media/video/ivtv/ivtv-driver.h +++ b/drivers/media/video/ivtv/ivtv-driver.h @@ -237,6 +237,7 @@ extern const u32 yuv_offset[4]; #define IVTV_IRQ_ENC_VBI_CAP (0x1 << 29) #define IVTV_IRQ_ENC_VIM_RST (0x1 << 28) #define IVTV_IRQ_ENC_DMA_COMPLETE (0x1 << 27) +#define IVTV_IRQ_ENC_PIO_COMPLETE (0x1 << 25) #define IVTV_IRQ_DEC_AUD_MODE_CHG (0x1 << 24) #define IVTV_IRQ_DEC_DATA_REQ (0x1 << 22) #define IVTV_IRQ_DEC_DMA_COMPLETE (0x1 << 20) @@ -247,7 +248,8 @@ extern const u32 yuv_offset[4]; #define IVTV_IRQ_DEC_VSYNC (0x1 << 10) /* IRQ Masks */ -#define IVTV_IRQ_MASK_INIT (IVTV_IRQ_DMA_ERR|IVTV_IRQ_ENC_DMA_COMPLETE|IVTV_IRQ_DMA_READ) +#define IVTV_IRQ_MASK_INIT (IVTV_IRQ_DMA_ERR|IVTV_IRQ_ENC_DMA_COMPLETE|\ + IVTV_IRQ_DMA_READ|IVTV_IRQ_ENC_PIO_COMPLETE) #define IVTV_IRQ_MASK_CAPTURE (IVTV_IRQ_ENC_START_CAP | IVTV_IRQ_ENC_EOS) #define IVTV_IRQ_MASK_DECODE (IVTV_IRQ_DEC_DATA_REQ|IVTV_IRQ_DEC_AUD_MODE_CHG) @@ -374,6 +376,9 @@ struct ivtv_mailbox_data { #define IVTV_F_S_STREAMOFF 7 /* signal end of stream EOS */ #define IVTV_F_S_APPL_IO 8 /* this stream is used read/written by an application */ +#define IVTV_F_S_PIO_PENDING 9 /* this stream has pending PIO */ +#define IVTV_F_S_PIO_HAS_VBI 1 /* the current PIO request also requests VBI data */ + /* per-ivtv, i_flags */ #define IVTV_F_I_DMA 0 /* DMA in progress */ #define IVTV_F_I_UDMA 1 /* UDMA in progress */ @@ -390,8 +395,11 @@ struct ivtv_mailbox_data { #define IVTV_F_I_DECODING_YUV 12 /* this stream is YUV frame decoding */ #define IVTV_F_I_ENC_PAUSED 13 /* the encoder is paused */ #define IVTV_F_I_VALID_DEC_TIMINGS 14 /* last_dec_timing is valid */ -#define IVTV_F_I_WORK_HANDLER_VBI 15 /* there is work to be done for VBI */ -#define IVTV_F_I_WORK_HANDLER_YUV 16 /* there is work to be done for YUV */ +#define IVTV_F_I_HAVE_WORK 15 /* Used in the interrupt handler: there is work to be done */ +#define IVTV_F_I_WORK_HANDLER_VBI 16 /* there is work to be done for VBI */ +#define IVTV_F_I_WORK_HANDLER_YUV 17 /* there is work to be done for YUV */ +#define IVTV_F_I_WORK_HANDLER_PIO 18 /* there is work to be done for PIO */ +#define IVTV_F_I_PIO 19 /* PIO in progress */ /* Event notifications */ #define IVTV_F_I_EV_DEC_STOPPED 28 /* decoder stopped event */ @@ -484,6 +492,7 @@ struct ivtv_stream { /* Base Dev SG Array for cx23415/6 */ struct ivtv_SG_element *SGarray; + struct ivtv_SG_element *PIOarray; dma_addr_t SG_handle; int SG_length; @@ -706,6 +715,7 @@ struct ivtv { atomic_t decoding; /* count number of active decoding streams */ u32 irq_rr_idx; /* Round-robin stream index */ int cur_dma_stream; /* index of stream doing DMA */ + int cur_pio_stream; /* index of stream doing PIO */ u32 dma_data_req_offset; u32 dma_data_req_size; int output_mode; /* NONE, MPG, YUV, UDMA YUV, passthrough */ diff --git a/drivers/media/video/ivtv/ivtv-fileops.c b/drivers/media/video/ivtv/ivtv-fileops.c index 8976487a65f3..555d5e6369c3 100644 --- a/drivers/media/video/ivtv/ivtv-fileops.c +++ b/drivers/media/video/ivtv/ivtv-fileops.c @@ -32,6 +32,8 @@ #include "ivtv-yuv.h" #include "ivtv-controls.h" #include "ivtv-ioctl.h" +#include "ivtv-cards.h" +#include <media/saa7115.h> /* This function tries to claim the stream for a specific file descriptor. If no one else is using this stream then the stream is claimed and @@ -786,6 +788,13 @@ int ivtv_v4l2_close(struct inode *inode, struct file *filp) ivtv_call_i2c_clients(itv, VIDIOC_S_STD, &itv->std); /* Select correct audio input (i.e. TV tuner or Line in) */ ivtv_audio_set_io(itv); + if (itv->hw_flags & IVTV_HW_SAA711X) + { + struct v4l2_crystal_freq crystal_freq; + crystal_freq.freq = SAA7115_FREQ_32_11_MHZ; + crystal_freq.flags = 0; + ivtv_saa7115(itv, VIDIOC_INT_S_CRYSTAL_FREQ, &crystal_freq); + } /* Done! Unmute and continue. */ ivtv_unmute(itv); ivtv_release_stream(s); @@ -872,6 +881,13 @@ int ivtv_v4l2_open(struct inode *inode, struct file *filp) set_bit(IVTV_F_I_RADIO_USER, &itv->i_flags); /* Select the correct audio input (i.e. radio tuner) */ ivtv_audio_set_io(itv); + if (itv->hw_flags & IVTV_HW_SAA711X) + { + struct v4l2_crystal_freq crystal_freq; + crystal_freq.freq = SAA7115_FREQ_32_11_MHZ; + crystal_freq.flags = SAA7115_FREQ_FL_APLL; + ivtv_saa7115(itv, VIDIOC_INT_S_CRYSTAL_FREQ, &crystal_freq); + } /* Done! Unmute and continue. */ ivtv_unmute(itv); } diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c index 1989ec1cb973..57af1762de1f 100644 --- a/drivers/media/video/ivtv/ivtv-ioctl.c +++ b/drivers/media/video/ivtv/ivtv-ioctl.c @@ -532,11 +532,6 @@ static int ivtv_try_or_set_fmt(struct ivtv *itv, int streamtype, itv->yuv_info.yuv_forced_update = 1; return 0; } - if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4, - r.width, r.height, r.left, r.top)) - itv->main_rect = r; - else - return -EINVAL; } return 0; } @@ -799,9 +794,39 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void return ivtv_get_fmt(itv, id->type, fmt); } + case VIDIOC_CROPCAP: { + struct v4l2_cropcap *cropcap = arg; + + if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && + cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + return -EINVAL; + cropcap->bounds.top = cropcap->bounds.left = 0; + cropcap->bounds.width = 720; + if (cropcap->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { + cropcap->bounds.height = itv->is_50hz ? 576 : 480; + cropcap->pixelaspect.numerator = itv->is_50hz ? 59 : 10; + cropcap->pixelaspect.denominator = itv->is_50hz ? 54 : 11; + } else { + cropcap->bounds.height = itv->is_out_50hz ? 576 : 480; + cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10; + cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11; + } + cropcap->defrect = cropcap->bounds; + return 0; + } + case VIDIOC_S_CROP: { struct v4l2_crop *crop = arg; + if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT && + (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) { + if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4, + crop->c.width, crop->c.height, crop->c.left, crop->c.top)) { + itv->main_rect = crop->c; + return 0; + } + return -EINVAL; + } if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) return -EINVAL; return itv->video_dec_func(itv, VIDIOC_S_CROP, arg); @@ -810,6 +835,11 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void case VIDIOC_G_CROP: { struct v4l2_crop *crop = arg; + if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT && + (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) { + crop->c = itv->main_rect; + return 0; + } if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) return -EINVAL; return itv->video_dec_func(itv, VIDIOC_G_CROP, arg); @@ -977,7 +1007,7 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void if (itv->hw_flags & IVTV_HW_CX25840) { itv->vbi.sliced_decoder_line_size = itv->is_60hz ? 272 : 284; } - IVTV_DEBUG_INFO("Switching standard to %llx.\n", itv->std); + IVTV_DEBUG_INFO("Switching standard to %llx.\n", (unsigned long long)itv->std); /* Tuner */ ivtv_call_i2c_clients(itv, VIDIOC_S_STD, &itv->std); @@ -1207,7 +1237,7 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void (s->buffers - s->q_free.buffers) * 100 / s->buffers, (s->buffers * s->buf_size) / 1024, s->buffers); } - IVTV_INFO("Read MPEG/VBI: %lld/%lld bytes\n", itv->mpg_data_received, itv->vbi_data_inserted); + IVTV_INFO("Read MPEG/VBI: %lld/%lld bytes\n", (long long)itv->mpg_data_received, (long long)itv->vbi_data_inserted); IVTV_INFO("================== END STATUS CARD #%d ==================\n", itv->num); break; } @@ -1455,6 +1485,7 @@ static int ivtv_v4l2_do_ioctl(struct inode *inode, struct file *filp, case VIDIOC_S_FMT: case VIDIOC_TRY_FMT: case VIDIOC_ENUM_FMT: + case VIDIOC_CROPCAP: case VIDIOC_G_CROP: case VIDIOC_S_CROP: case VIDIOC_G_FREQUENCY: diff --git a/drivers/media/video/ivtv/ivtv-irq.c b/drivers/media/video/ivtv/ivtv-irq.c index c3a047b381b3..ba98bf054f2e 100644 --- a/drivers/media/video/ivtv/ivtv-irq.c +++ b/drivers/media/video/ivtv/ivtv-irq.c @@ -31,8 +31,6 @@ #define DMA_MAGIC_COOKIE 0x000001fe -#define SLICED_VBI_PIO 1 - static void ivtv_dma_dec_start(struct ivtv_stream *s); static const int ivtv_stream_map[] = { @@ -42,12 +40,40 @@ static const int ivtv_stream_map[] = { IVTV_ENC_STREAM_TYPE_VBI, }; -static inline int ivtv_use_pio(struct ivtv_stream *s) + +static void ivtv_pio_work_handler(struct ivtv *itv) { - struct ivtv *itv = s->itv; + struct ivtv_stream *s = &itv->streams[itv->cur_pio_stream]; + struct ivtv_buffer *buf; + struct list_head *p; + int i = 0; + + IVTV_DEBUG_DMA("ivtv_pio_work_handler\n"); + if (itv->cur_pio_stream < 0 || itv->cur_pio_stream >= IVTV_MAX_STREAMS || + s->v4l2dev == NULL || !ivtv_use_pio(s)) { + itv->cur_pio_stream = -1; + /* trigger PIO complete user interrupt */ + write_reg(IVTV_IRQ_ENC_PIO_COMPLETE, 0x44); + return; + } + IVTV_DEBUG_DMA("Process PIO %s\n", s->name); + buf = list_entry(s->q_dma.list.next, struct ivtv_buffer, list); + list_for_each(p, &s->q_dma.list) { + struct ivtv_buffer *buf = list_entry(p, struct ivtv_buffer, list); + u32 size = s->PIOarray[i].size & 0x3ffff; - return s->dma == PCI_DMA_NONE || - (SLICED_VBI_PIO && s->type == IVTV_ENC_STREAM_TYPE_VBI && itv->vbi.sliced_in->service_set); + /* Copy the data from the card to the buffer */ + if (s->type == IVTV_DEC_STREAM_TYPE_VBI) { + memcpy_fromio(buf->buf, itv->dec_mem + s->PIOarray[i].src - IVTV_DECODER_OFFSET, size); + } + else { + memcpy_fromio(buf->buf, itv->enc_mem + s->PIOarray[i].src, size); + } + if (s->PIOarray[i].size & 0x80000000) + break; + i++; + } + write_reg(IVTV_IRQ_ENC_PIO_COMPLETE, 0x44); } void ivtv_irq_work_handler(struct work_struct *work) @@ -56,8 +82,11 @@ void ivtv_irq_work_handler(struct work_struct *work) DEFINE_WAIT(wait); + if (test_and_clear_bit(IVTV_F_I_WORK_HANDLER_PIO, &itv->i_flags)) + ivtv_pio_work_handler(itv); + if (test_and_clear_bit(IVTV_F_I_WORK_HANDLER_VBI, &itv->i_flags)) - vbi_work_handler(itv); + ivtv_vbi_work_handler(itv); if (test_and_clear_bit(IVTV_F_I_WORK_HANDLER_YUV, &itv->i_flags)) ivtv_yuv_work_handler(itv); @@ -173,8 +202,7 @@ static int stream_enc_dma_append(struct ivtv_stream *s, u32 data[CX2341X_MBOX_MA } s->buffers_stolen = rc; - /* got the buffers, now fill in SGarray (DMA) or copy the data from the card - to the buffers (PIO). */ + /* got the buffers, now fill in SGarray (DMA) */ buf = list_entry(s->q_predma.list.next, struct ivtv_buffer, list); memset(buf->buf, 0, 128); list_for_each(p, &s->q_predma.list) { @@ -182,21 +210,11 @@ static int stream_enc_dma_append(struct ivtv_stream *s, u32 data[CX2341X_MBOX_MA if (skip_bufs-- > 0) continue; - if (!ivtv_use_pio(s)) { - s->SGarray[idx].dst = cpu_to_le32(buf->dma_handle); - s->SGarray[idx].src = cpu_to_le32(offset); - s->SGarray[idx].size = cpu_to_le32(s->buf_size); - } + s->SGarray[idx].dst = cpu_to_le32(buf->dma_handle); + s->SGarray[idx].src = cpu_to_le32(offset); + s->SGarray[idx].size = cpu_to_le32(s->buf_size); buf->bytesused = (size < s->buf_size) ? size : s->buf_size; - /* If PIO, then copy the data from the card to the buffer */ - if (s->type == IVTV_DEC_STREAM_TYPE_VBI) { - memcpy_fromio(buf->buf, itv->dec_mem + offset - IVTV_DECODER_OFFSET, buf->bytesused); - } - else if (ivtv_use_pio(s)) { - memcpy_fromio(buf->buf, itv->enc_mem + offset, buf->bytesused); - } - s->q_predma.bytesused += buf->bytesused; size -= buf->bytesused; offset += s->buf_size; @@ -224,11 +242,6 @@ static void dma_post(struct ivtv_stream *s) u32 *u32buf; int x = 0; - if (ivtv_use_pio(s)) { - if (s->q_predma.bytesused) - ivtv_queue_move(s, &s->q_predma, NULL, &s->q_dma, s->q_predma.bytesused); - s->SG_length = 0; - } IVTV_DEBUG_DMA("%s %s completed (%x)\n", ivtv_use_pio(s) ? "PIO" : "DMA", s->name, s->dma_offset); list_for_each(p, &s->q_dma.list) { @@ -278,10 +291,14 @@ static void dma_post(struct ivtv_stream *s) if (buf) buf->bytesused += s->dma_last_offset; if (buf && s->type == IVTV_DEC_STREAM_TYPE_VBI) { - /* Parse and Groom VBI Data */ - s->q_dma.bytesused -= buf->bytesused; - ivtv_process_vbi_data(itv, buf, 0, s->type); - s->q_dma.bytesused += buf->bytesused; + list_for_each(p, &s->q_dma.list) { + buf = list_entry(p, struct ivtv_buffer, list); + + /* Parse and Groom VBI Data */ + s->q_dma.bytesused -= buf->bytesused; + ivtv_process_vbi_data(itv, buf, 0, s->type); + s->q_dma.bytesused += buf->bytesused; + } if (s->id == -1) { ivtv_queue_move(s, &s->q_dma, NULL, &s->q_free, 0); return; @@ -351,10 +368,14 @@ static void ivtv_dma_enc_start(struct ivtv_stream *s) struct ivtv_stream *s_vbi = &itv->streams[IVTV_ENC_STREAM_TYPE_VBI]; int i; + IVTV_DEBUG_DMA("start %s for %s\n", ivtv_use_dma(s) ? "DMA" : "PIO", s->name); + if (s->q_predma.bytesused) ivtv_queue_move(s, &s->q_predma, NULL, &s->q_dma, s->q_predma.bytesused); - IVTV_DEBUG_DMA("start DMA for %s\n", s->name); - s->SGarray[s->SG_length - 1].size = cpu_to_le32(le32_to_cpu(s->SGarray[s->SG_length - 1].size) + 256); + + if (ivtv_use_dma(s)) + s->SGarray[s->SG_length - 1].size = + cpu_to_le32(le32_to_cpu(s->SGarray[s->SG_length - 1].size) + 256); /* If this is an MPEG stream, and VBI data is also pending, then append the VBI DMA to the MPEG DMA and transfer both sets of data at once. @@ -368,7 +389,8 @@ static void ivtv_dma_enc_start(struct ivtv_stream *s) if (s->type == IVTV_ENC_STREAM_TYPE_MPG && s_vbi->SG_length && s->SG_length + s_vbi->SG_length <= s->buffers) { ivtv_queue_move(s_vbi, &s_vbi->q_predma, NULL, &s_vbi->q_dma, s_vbi->q_predma.bytesused); - s_vbi->SGarray[s_vbi->SG_length - 1].size = cpu_to_le32(le32_to_cpu(s_vbi->SGarray[s->SG_length - 1].size) + 256); + if (ivtv_use_dma(s_vbi)) + s_vbi->SGarray[s_vbi->SG_length - 1].size = cpu_to_le32(le32_to_cpu(s_vbi->SGarray[s->SG_length - 1].size) + 256); for (i = 0; i < s_vbi->SG_length; i++) { s->SGarray[s->SG_length++] = s_vbi->SGarray[i]; } @@ -381,14 +403,26 @@ static void ivtv_dma_enc_start(struct ivtv_stream *s) /* Mark last buffer size for Interrupt flag */ s->SGarray[s->SG_length - 1].size |= cpu_to_le32(0x80000000); - /* Sync Hardware SG List of buffers */ - ivtv_stream_sync_for_device(s); - write_reg(s->SG_handle, IVTV_REG_ENCDMAADDR); - write_reg_sync(read_reg(IVTV_REG_DMAXFER) | 0x02, IVTV_REG_DMAXFER); - set_bit(IVTV_F_I_DMA, &itv->i_flags); - itv->cur_dma_stream = s->type; - itv->dma_timer.expires = jiffies + HZ / 10; - add_timer(&itv->dma_timer); + if (ivtv_use_pio(s)) { + for (i = 0; i < s->SG_length; i++) { + s->PIOarray[i].src = le32_to_cpu(s->SGarray[i].src); + s->PIOarray[i].size = le32_to_cpu(s->SGarray[i].size); + } + set_bit(IVTV_F_I_WORK_HANDLER_PIO, &itv->i_flags); + set_bit(IVTV_F_I_HAVE_WORK, &itv->i_flags); + set_bit(IVTV_F_I_PIO, &itv->i_flags); + itv->cur_pio_stream = s->type; + } + else { + /* Sync Hardware SG List of buffers */ + ivtv_stream_sync_for_device(s); + write_reg(s->SG_handle, IVTV_REG_ENCDMAADDR); + write_reg_sync(read_reg(IVTV_REG_DMAXFER) | 0x02, IVTV_REG_DMAXFER); + set_bit(IVTV_F_I_DMA, &itv->i_flags); + itv->cur_dma_stream = s->type; + itv->dma_timer.expires = jiffies + HZ / 10; + add_timer(&itv->dma_timer); + } } static void ivtv_dma_dec_start(struct ivtv_stream *s) @@ -489,6 +523,40 @@ static void ivtv_irq_enc_dma_complete(struct ivtv *itv) wake_up(&itv->dma_waitq); } +static void ivtv_irq_enc_pio_complete(struct ivtv *itv) +{ + struct ivtv_stream *s; + + if (itv->cur_pio_stream < 0 || itv->cur_pio_stream >= IVTV_MAX_STREAMS) { + itv->cur_pio_stream = -1; + return; + } + s = &itv->streams[itv->cur_pio_stream]; + IVTV_DEBUG_IRQ("ENC PIO COMPLETE %s\n", s->name); + s->SG_length = 0; + clear_bit(IVTV_F_I_ENC_VBI, &itv->i_flags); + clear_bit(IVTV_F_I_PIO, &itv->i_flags); + itv->cur_pio_stream = -1; + dma_post(s); + if (s->type == IVTV_ENC_STREAM_TYPE_MPG) + ivtv_vapi(itv, CX2341X_ENC_SCHED_DMA_TO_HOST, 3, 0, 0, 0); + else if (s->type == IVTV_ENC_STREAM_TYPE_YUV) + ivtv_vapi(itv, CX2341X_ENC_SCHED_DMA_TO_HOST, 3, 0, 0, 1); + else if (s->type == IVTV_ENC_STREAM_TYPE_PCM) + ivtv_vapi(itv, CX2341X_ENC_SCHED_DMA_TO_HOST, 3, 0, 0, 2); + clear_bit(IVTV_F_I_PIO, &itv->i_flags); + if (test_and_clear_bit(IVTV_F_S_DMA_HAS_VBI, &s->s_flags)) { + u32 tmp; + + s = &itv->streams[IVTV_ENC_STREAM_TYPE_VBI]; + tmp = s->dma_offset; + s->dma_offset = itv->vbi.dma_offset; + dma_post(s); + s->dma_offset = tmp; + } + wake_up(&itv->dma_waitq); +} + static void ivtv_irq_dma_err(struct ivtv *itv) { u32 data[CX2341X_MBOX_MAX_DATA]; @@ -532,13 +600,7 @@ static void ivtv_irq_enc_start_cap(struct ivtv *itv) clear_bit(IVTV_F_I_ENC_VBI, &itv->i_flags); s = &itv->streams[ivtv_stream_map[data[0]]]; if (!stream_enc_dma_append(s, data)) { - if (ivtv_use_pio(s)) { - dma_post(s); - ivtv_vapi(itv, CX2341X_ENC_SCHED_DMA_TO_HOST, 3, 0, 0, data[0]); - } - else { - set_bit(IVTV_F_S_DMA_PENDING, &s->s_flags); - } + set_bit(ivtv_use_pio(s) ? IVTV_F_S_PIO_PENDING : IVTV_F_S_DMA_PENDING, &s->s_flags); } } @@ -551,15 +613,6 @@ static void ivtv_irq_enc_vbi_cap(struct ivtv *itv) IVTV_DEBUG_IRQ("ENC START VBI CAP\n"); s = &itv->streams[IVTV_ENC_STREAM_TYPE_VBI]; - if (ivtv_use_pio(s)) { - if (stream_enc_dma_append(s, data)) - return; - if (s->q_predma.bytesused) - ivtv_queue_move(s, &s->q_predma, NULL, &s->q_dma, s->q_predma.bytesused); - s->SG_length = 0; - dma_post(s); - return; - } /* If more than two VBI buffers are pending, then clear the old ones and start with this new one. This can happen during transition stages when MPEG capturing is @@ -582,11 +635,11 @@ static void ivtv_irq_enc_vbi_cap(struct ivtv *itv) if (!stream_enc_dma_append(s, data) && !test_bit(IVTV_F_S_STREAMING, &s_mpg->s_flags)) { set_bit(IVTV_F_I_ENC_VBI, &itv->i_flags); - set_bit(IVTV_F_S_DMA_PENDING, &s->s_flags); + set_bit(ivtv_use_pio(s) ? IVTV_F_S_PIO_PENDING : IVTV_F_S_DMA_PENDING, &s->s_flags); } } -static void ivtv_irq_dev_vbi_reinsert(struct ivtv *itv) +static void ivtv_irq_dec_vbi_reinsert(struct ivtv *itv) { u32 data[CX2341X_MBOX_MAX_DATA]; struct ivtv_stream *s = &itv->streams[IVTV_DEC_STREAM_TYPE_VBI]; @@ -594,7 +647,7 @@ static void ivtv_irq_dev_vbi_reinsert(struct ivtv *itv) IVTV_DEBUG_IRQ("DEC VBI REINSERT\n"); if (test_bit(IVTV_F_S_CLAIMED, &s->s_flags) && !stream_enc_dma_append(s, data)) { - dma_post(s); + set_bit(IVTV_F_S_PIO_PENDING, &s->s_flags); } } @@ -657,7 +710,6 @@ static void ivtv_irq_vsync(struct ivtv *itv) } if (frame != (itv->lastVsyncFrame & 1)) { struct ivtv_stream *s = ivtv_get_output_stream(itv); - int work = 0; itv->lastVsyncFrame += 1; if (frame == 0) { @@ -678,7 +730,7 @@ static void ivtv_irq_vsync(struct ivtv *itv) /* Send VBI to saa7127 */ if (frame) { set_bit(IVTV_F_I_WORK_HANDLER_VBI, &itv->i_flags); - work = 1; + set_bit(IVTV_F_I_HAVE_WORK, &itv->i_flags); } /* Check if we need to update the yuv registers */ @@ -691,11 +743,9 @@ static void ivtv_irq_vsync(struct ivtv *itv) itv->yuv_info.new_frame_info[last_dma_frame].update = 0; itv->yuv_info.yuv_forced_update = 0; set_bit(IVTV_F_I_WORK_HANDLER_YUV, &itv->i_flags); - work = 1; + set_bit(IVTV_F_I_HAVE_WORK, &itv->i_flags); } } - if (work) - queue_work(itv->irq_work_queues, &itv->irq_work_queue); } } @@ -755,6 +805,10 @@ irqreturn_t ivtv_irq_handler(int irq, void *dev_id) ivtv_irq_enc_dma_complete(itv); } + if (combo & IVTV_IRQ_ENC_PIO_COMPLETE) { + ivtv_irq_enc_pio_complete(itv); + } + if (combo & IVTV_IRQ_DMA_ERR) { ivtv_irq_dma_err(itv); } @@ -768,7 +822,7 @@ irqreturn_t ivtv_irq_handler(int irq, void *dev_id) } if (combo & IVTV_IRQ_DEC_VBI_RE_INSERT) { - ivtv_irq_dev_vbi_reinsert(itv); + ivtv_irq_dec_vbi_reinsert(itv); } if (combo & IVTV_IRQ_ENC_EOS) { @@ -813,6 +867,22 @@ irqreturn_t ivtv_irq_handler(int irq, void *dev_id) } } + if ((combo & IVTV_IRQ_DMA) && !test_bit(IVTV_F_I_PIO, &itv->i_flags)) { + for (i = 0; i < IVTV_MAX_STREAMS; i++) { + int idx = (i + itv->irq_rr_idx++) % IVTV_MAX_STREAMS; + struct ivtv_stream *s = &itv->streams[idx]; + + if (!test_and_clear_bit(IVTV_F_S_PIO_PENDING, &s->s_flags)) + continue; + if (s->type == IVTV_DEC_STREAM_TYPE_VBI || s->type < IVTV_DEC_STREAM_TYPE_MPG) + ivtv_dma_enc_start(s); + break; + } + } + + if (test_and_clear_bit(IVTV_F_I_HAVE_WORK, &itv->i_flags)) + queue_work(itv->irq_work_queues, &itv->irq_work_queue); + spin_unlock(&itv->dma_reg_lock); /* If we've just handled a 'forced' vsync, it's safest to say it diff --git a/drivers/media/video/ivtv/ivtv-queue.c b/drivers/media/video/ivtv/ivtv-queue.c index ccfcef1ad91a..a04f9387f63d 100644 --- a/drivers/media/video/ivtv/ivtv-queue.c +++ b/drivers/media/video/ivtv/ivtv-queue.c @@ -195,14 +195,26 @@ int ivtv_stream_alloc(struct ivtv_stream *s) s->dma != PCI_DMA_NONE ? "DMA " : "", s->name, s->buffers, s->buf_size, s->buffers * s->buf_size / 1024); - /* Allocate DMA SG Arrays */ - if (s->dma != PCI_DMA_NONE) { - s->SGarray = (struct ivtv_SG_element *)kzalloc(SGsize, GFP_KERNEL); - if (s->SGarray == NULL) { - IVTV_ERR("Could not allocate SGarray for %s stream\n", s->name); + if (ivtv_might_use_pio(s)) { + s->PIOarray = (struct ivtv_SG_element *)kzalloc(SGsize, GFP_KERNEL); + if (s->PIOarray == NULL) { + IVTV_ERR("Could not allocate PIOarray for %s stream\n", s->name); return -ENOMEM; } - s->SG_length = 0; + } + + /* Allocate DMA SG Arrays */ + s->SGarray = (struct ivtv_SG_element *)kzalloc(SGsize, GFP_KERNEL); + if (s->SGarray == NULL) { + IVTV_ERR("Could not allocate SGarray for %s stream\n", s->name); + if (ivtv_might_use_pio(s)) { + kfree(s->PIOarray); + s->PIOarray = NULL; + } + return -ENOMEM; + } + s->SG_length = 0; + if (ivtv_might_use_dma(s)) { s->SG_handle = pci_map_single(itv->dev, s->SGarray, SGsize, s->dma); ivtv_stream_sync_for_cpu(s); } @@ -219,7 +231,7 @@ int ivtv_stream_alloc(struct ivtv_stream *s) break; } INIT_LIST_HEAD(&buf->list); - if (s->dma != PCI_DMA_NONE) { + if (ivtv_might_use_dma(s)) { buf->dma_handle = pci_map_single(s->itv->dev, buf->buf, s->buf_size + 256, s->dma); ivtv_buf_sync_for_cpu(s, buf); @@ -242,7 +254,7 @@ void ivtv_stream_free(struct ivtv_stream *s) /* empty q_free */ while ((buf = ivtv_dequeue(s, &s->q_free))) { - if (s->dma != PCI_DMA_NONE) + if (ivtv_might_use_dma(s)) pci_unmap_single(s->itv->dev, buf->dma_handle, s->buf_size + 256, s->dma); kfree(buf->buf); @@ -256,6 +268,9 @@ void ivtv_stream_free(struct ivtv_stream *s) sizeof(struct ivtv_SG_element) * s->buffers, PCI_DMA_TODEVICE); s->SG_handle = IVTV_DMA_UNMAPPED; } + kfree(s->SGarray); + kfree(s->PIOarray); + s->PIOarray = NULL; s->SGarray = NULL; s->SG_length = 0; } diff --git a/drivers/media/video/ivtv/ivtv-queue.h b/drivers/media/video/ivtv/ivtv-queue.h index 903edd4b4381..2ed8d548255d 100644 --- a/drivers/media/video/ivtv/ivtv-queue.h +++ b/drivers/media/video/ivtv/ivtv-queue.h @@ -20,18 +20,43 @@ */ #define IVTV_DMA_UNMAPPED ((u32) -1) +#define SLICED_VBI_PIO 1 /* ivtv_buffer utility functions */ + +static inline int ivtv_might_use_pio(struct ivtv_stream *s) +{ + return s->dma == PCI_DMA_NONE || (SLICED_VBI_PIO && s->type == IVTV_ENC_STREAM_TYPE_VBI); +} + +static inline int ivtv_use_pio(struct ivtv_stream *s) +{ + struct ivtv *itv = s->itv; + + return s->dma == PCI_DMA_NONE || + (SLICED_VBI_PIO && s->type == IVTV_ENC_STREAM_TYPE_VBI && itv->vbi.sliced_in->service_set); +} + +static inline int ivtv_might_use_dma(struct ivtv_stream *s) +{ + return s->dma != PCI_DMA_NONE; +} + +static inline int ivtv_use_dma(struct ivtv_stream *s) +{ + return !ivtv_use_pio(s); +} + static inline void ivtv_buf_sync_for_cpu(struct ivtv_stream *s, struct ivtv_buffer *buf) { - if (s->dma != PCI_DMA_NONE) + if (ivtv_use_dma(s)) pci_dma_sync_single_for_cpu(s->itv->dev, buf->dma_handle, s->buf_size + 256, s->dma); } static inline void ivtv_buf_sync_for_device(struct ivtv_stream *s, struct ivtv_buffer *buf) { - if (s->dma != PCI_DMA_NONE) + if (ivtv_use_dma(s)) pci_dma_sync_single_for_device(s->itv->dev, buf->dma_handle, s->buf_size + 256, s->dma); } @@ -53,12 +78,14 @@ void ivtv_stream_free(struct ivtv_stream *s); static inline void ivtv_stream_sync_for_cpu(struct ivtv_stream *s) { - pci_dma_sync_single_for_cpu(s->itv->dev, s->SG_handle, - sizeof(struct ivtv_SG_element) * s->buffers, PCI_DMA_TODEVICE); + if (ivtv_use_dma(s)) + pci_dma_sync_single_for_cpu(s->itv->dev, s->SG_handle, + sizeof(struct ivtv_SG_element) * s->buffers, PCI_DMA_TODEVICE); } static inline void ivtv_stream_sync_for_device(struct ivtv_stream *s) { - pci_dma_sync_single_for_device(s->itv->dev, s->SG_handle, - sizeof(struct ivtv_SG_element) * s->buffers, PCI_DMA_TODEVICE); + if (ivtv_use_dma(s)) + pci_dma_sync_single_for_device(s->itv->dev, s->SG_handle, + sizeof(struct ivtv_SG_element) * s->buffers, PCI_DMA_TODEVICE); } diff --git a/drivers/media/video/ivtv/ivtv-streams.c b/drivers/media/video/ivtv/ivtv-streams.c index 01a41a844a30..6af88ae9295f 100644 --- a/drivers/media/video/ivtv/ivtv-streams.c +++ b/drivers/media/video/ivtv/ivtv-streams.c @@ -868,7 +868,7 @@ int ivtv_stop_v4l2_decode_stream(struct ivtv_stream *s, int flags, u64 pts) if (!test_bit(IVTV_F_S_STREAMING, &s->s_flags)) return 0; - IVTV_DEBUG_INFO("Stop Decode at %llu, flags: %x\n", pts, flags); + IVTV_DEBUG_INFO("Stop Decode at %llu, flags: %x\n", (unsigned long long)pts, flags); /* Stop Decoder */ if (!(flags & VIDEO_CMD_STOP_IMMEDIATELY) || pts) { diff --git a/drivers/media/video/ivtv/ivtv-vbi.c b/drivers/media/video/ivtv/ivtv-vbi.c index 5efa5a867818..3ba46e07ea1f 100644 --- a/drivers/media/video/ivtv/ivtv-vbi.c +++ b/drivers/media/video/ivtv/ivtv-vbi.c @@ -450,7 +450,7 @@ void ivtv_disable_vbi(struct ivtv *itv) } -void vbi_work_handler(struct ivtv *itv) +void ivtv_vbi_work_handler(struct ivtv *itv) { struct v4l2_sliced_vbi_data data; diff --git a/drivers/media/video/ivtv/ivtv-vbi.h b/drivers/media/video/ivtv/ivtv-vbi.h index cdaea697b3ec..ec211b49702c 100644 --- a/drivers/media/video/ivtv/ivtv-vbi.h +++ b/drivers/media/video/ivtv/ivtv-vbi.h @@ -23,4 +23,4 @@ void ivtv_process_vbi_data(struct ivtv *itv, struct ivtv_buffer *buf, int ivtv_used_line(struct ivtv *itv, int line, int field); void ivtv_disable_vbi(struct ivtv *itv); void ivtv_set_vbi(unsigned long arg); -void vbi_work_handler(struct ivtv *itv); +void ivtv_vbi_work_handler(struct ivtv *itv); |