From: Krzysztof Hałasa Date: Thu, 12 Sep 2013 11:28:07 +0000 (-0300) Subject: [media] SOLO6x10: Fix video encoding on big-endian systems X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=4a61ad3c4a2c8b50f6b5835d0d36bd8639b9f7ee;p=openwrt%2Fstaging%2Fblogic.git [media] SOLO6x10: Fix video encoding on big-endian systems Signed-off-by: Krzysztof Ha?asa [hans.verkuil@cisco.com: fix merge problems due to the recent solo sg_table changes] Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/staging/media/solo6x10/solo6x10-v4l2-enc.c b/drivers/staging/media/solo6x10/solo6x10-v4l2-enc.c index 9a6d5c0b1339..9bf878d57af4 100644 --- a/drivers/staging/media/solo6x10/solo6x10-v4l2-enc.c +++ b/drivers/staging/media/solo6x10/solo6x10-v4l2-enc.c @@ -95,38 +95,11 @@ static unsigned char vop_6110_pal_cif[] = { 0x01, 0x68, 0xce, 0x32, 0x28, 0x00, 0x00, 0x00, }; -struct vop_header { - /* VE_STATUS0 */ - u32 mpeg_size:20, sad_motion_flag:1, video_motion_flag:1, vop_type:2, - channel:5, source_fl:1, interlace:1, progressive:1; - - /* VE_STATUS1 */ - u32 vsize:8, hsize:8, last_queue:4, nop0:8, scale:4; - - /* VE_STATUS2 */ - u32 mpeg_off; - - /* VE_STATUS3 */ - u32 jpeg_off; - - /* VE_STATUS4 */ - u32 jpeg_size:20, interval:10, nop1:2; - - /* VE_STATUS5/6 */ - u32 sec, usec; - - /* VE_STATUS7/8/9 */ - u32 nop2[3]; - - /* VE_STATUS10 */ - u32 mpeg_size_alt:20, nop3:12; - - u32 end_nops[5]; -} __packed; +typedef __le32 vop_header[16]; struct solo_enc_buf { enum solo_enc_types type; - struct vop_header *vh; + const vop_header *vh; int motion; }; @@ -430,8 +403,64 @@ static int solo_send_desc(struct solo_enc_dev *solo_enc, int skip, solo_enc->desc_count - 1); } +/* Extract values from VOP header - VE_STATUSxx */ +static inline int vop_interlaced(const vop_header *vh) +{ + return (__le32_to_cpu((*vh)[0]) >> 30) & 1; +} + +static inline u8 vop_channel(const vop_header *vh) +{ + return (__le32_to_cpu((*vh)[0]) >> 24) & 0x1F; +} + +static inline u8 vop_type(const vop_header *vh) +{ + return (__le32_to_cpu((*vh)[0]) >> 22) & 3; +} + +static inline u32 vop_mpeg_size(const vop_header *vh) +{ + return __le32_to_cpu((*vh)[0]) & 0xFFFFF; +} + +static inline u8 vop_hsize(const vop_header *vh) +{ + return (__le32_to_cpu((*vh)[1]) >> 8) & 0xFF; +} + +static inline u8 vop_vsize(const vop_header *vh) +{ + return __le32_to_cpu((*vh)[1]) & 0xFF; +} + +static inline u32 vop_mpeg_offset(const vop_header *vh) +{ + return __le32_to_cpu((*vh)[2]); +} + +static inline u32 vop_jpeg_offset(const vop_header *vh) +{ + return __le32_to_cpu((*vh)[3]); +} + +static inline u32 vop_jpeg_size(const vop_header *vh) +{ + return __le32_to_cpu((*vh)[4]) & 0xFFFFF; +} + +static inline u32 vop_sec(const vop_header *vh) +{ + return __le32_to_cpu((*vh)[5]); +} + +static inline u32 vop_usec(const vop_header *vh) +{ + return __le32_to_cpu((*vh)[6]); +} + static int solo_fill_jpeg(struct solo_enc_dev *solo_enc, - struct vb2_buffer *vb, struct vop_header *vh) + struct vb2_buffer *vb, const vop_header *vh) { struct solo_dev *solo_dev = solo_enc->solo_dev; struct sg_table *vbuf = vb2_dma_sg_plane_desc(vb, 0); @@ -440,29 +469,30 @@ static int solo_fill_jpeg(struct solo_enc_dev *solo_enc, vb->v4l2_buf.flags |= V4L2_BUF_FLAG_KEYFRAME; - if (vb2_plane_size(vb, 0) < vh->jpeg_size + solo_enc->jpeg_len) + if (vb2_plane_size(vb, 0) < vop_jpeg_size(vh) + solo_enc->jpeg_len) return -EIO; sg_copy_from_buffer(vbuf->sgl, vbuf->nents, solo_enc->jpeg_header, solo_enc->jpeg_len); - frame_size = (vh->jpeg_size + solo_enc->jpeg_len + (DMA_ALIGN - 1)) + frame_size = (vop_jpeg_size(vh) + solo_enc->jpeg_len + (DMA_ALIGN - 1)) & ~(DMA_ALIGN - 1); - vb2_set_plane_payload(vb, 0, vh->jpeg_size + solo_enc->jpeg_len); + vb2_set_plane_payload(vb, 0, vop_jpeg_size(vh) + solo_enc->jpeg_len); dma_map_sg(&solo_dev->pdev->dev, vbuf->sgl, vbuf->nents, DMA_FROM_DEVICE); - ret = solo_send_desc(solo_enc, solo_enc->jpeg_len, vbuf, vh->jpeg_off, - frame_size, SOLO_JPEG_EXT_ADDR(solo_dev), - SOLO_JPEG_EXT_SIZE(solo_dev)); + ret = solo_send_desc(solo_enc, solo_enc->jpeg_len, vbuf, + vop_jpeg_offset(vh) - SOLO_JPEG_EXT_ADDR(solo_dev), + frame_size, SOLO_JPEG_EXT_ADDR(solo_dev), + SOLO_JPEG_EXT_SIZE(solo_dev)); dma_unmap_sg(&solo_dev->pdev->dev, vbuf->sgl, vbuf->nents, DMA_FROM_DEVICE); return ret; } static int solo_fill_mpeg(struct solo_enc_dev *solo_enc, - struct vb2_buffer *vb, struct vop_header *vh) + struct vb2_buffer *vb, const vop_header *vh) { struct solo_dev *solo_dev = solo_enc->solo_dev; struct sg_table *vbuf = vb2_dma_sg_plane_desc(vb, 0); @@ -470,11 +500,11 @@ static int solo_fill_mpeg(struct solo_enc_dev *solo_enc, int skip = 0; int ret; - if (vb2_plane_size(vb, 0) < vh->mpeg_size) + if (vb2_plane_size(vb, 0) < vop_mpeg_size(vh)) return -EIO; /* If this is a key frame, add extra header */ - if (!vh->vop_type) { + if (!vop_type(vh)) { sg_copy_from_buffer(vbuf->sgl, vbuf->nents, solo_enc->vop, solo_enc->vop_len); @@ -482,16 +512,16 @@ static int solo_fill_mpeg(struct solo_enc_dev *solo_enc, skip = solo_enc->vop_len; vb->v4l2_buf.flags |= V4L2_BUF_FLAG_KEYFRAME; - vb2_set_plane_payload(vb, 0, vh->mpeg_size + solo_enc->vop_len); + vb2_set_plane_payload(vb, 0, vop_mpeg_size(vh) + solo_enc->vop_len); } else { vb->v4l2_buf.flags |= V4L2_BUF_FLAG_PFRAME; - vb2_set_plane_payload(vb, 0, vh->mpeg_size); + vb2_set_plane_payload(vb, 0, vop_mpeg_size(vh)); } /* Now get the actual mpeg payload */ - frame_off = (vh->mpeg_off + sizeof(*vh)) + frame_off = (vop_mpeg_offset(vh) - SOLO_MP4E_EXT_ADDR(solo_dev) + sizeof(*vh)) % SOLO_MP4E_EXT_SIZE(solo_dev); - frame_size = (vh->mpeg_size + skip + (DMA_ALIGN - 1)) + frame_size = (vop_mpeg_size(vh) + skip + (DMA_ALIGN - 1)) & ~(DMA_ALIGN - 1); dma_map_sg(&solo_dev->pdev->dev, vbuf->sgl, vbuf->nents, @@ -507,7 +537,7 @@ static int solo_fill_mpeg(struct solo_enc_dev *solo_enc, static int solo_enc_fillbuf(struct solo_enc_dev *solo_enc, struct vb2_buffer *vb, struct solo_enc_buf *enc_buf) { - struct vop_header *vh = enc_buf->vh; + const vop_header *vh = enc_buf->vh; int ret; /* Check for motion flags */ @@ -531,8 +561,8 @@ static int solo_enc_fillbuf(struct solo_enc_dev *solo_enc, if (!ret) { vb->v4l2_buf.sequence = solo_enc->sequence++; - vb->v4l2_buf.timestamp.tv_sec = vh->sec; - vb->v4l2_buf.timestamp.tv_usec = vh->usec; + vb->v4l2_buf.timestamp.tv_sec = vop_sec(vh); + vb->v4l2_buf.timestamp.tv_usec = vop_usec(vh); } vb2_buffer_done(vb, ret ? VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE); @@ -605,15 +635,13 @@ static void solo_handle_ring(struct solo_dev *solo_dev) /* FAIL... */ if (enc_get_mpeg_dma(solo_dev, solo_dev->vh_dma, off, - sizeof(struct vop_header))) + sizeof(vop_header))) continue; - enc_buf.vh = (struct vop_header *)solo_dev->vh_buf; - enc_buf.vh->mpeg_off -= SOLO_MP4E_EXT_ADDR(solo_dev); - enc_buf.vh->jpeg_off -= SOLO_JPEG_EXT_ADDR(solo_dev); + enc_buf.vh = solo_dev->vh_buf; /* Sanity check */ - if (enc_buf.vh->mpeg_off != off) + if (vop_mpeg_offset(enc_buf.vh) != SOLO_MP4E_EXT_ADDR(solo_dev) + off) continue; if (solo_motion_detected(solo_enc)) @@ -1329,7 +1357,7 @@ int solo_enc_v4l2_init(struct solo_dev *solo_dev, unsigned nr) init_waitqueue_head(&solo_dev->ring_thread_wait); - solo_dev->vh_size = sizeof(struct vop_header); + solo_dev->vh_size = sizeof(vop_header); solo_dev->vh_buf = pci_alloc_consistent(solo_dev->pdev, solo_dev->vh_size, &solo_dev->vh_dma);