diff options
Diffstat (limited to 'drivers/media/platform/marvell-ccic')
-rw-r--r-- | drivers/media/platform/marvell-ccic/mcam-core.c | 85 | ||||
-rw-r--r-- | drivers/media/platform/marvell-ccic/mcam-core.h | 3 | ||||
-rw-r--r-- | drivers/media/platform/marvell-ccic/mmp-driver.c | 1 |
3 files changed, 32 insertions, 57 deletions
diff --git a/drivers/media/platform/marvell-ccic/mcam-core.c b/drivers/media/platform/marvell-ccic/mcam-core.c index 7a86c77bffa0..193373ff268d 100644 --- a/drivers/media/platform/marvell-ccic/mcam-core.c +++ b/drivers/media/platform/marvell-ccic/mcam-core.c @@ -106,61 +106,61 @@ static struct mcam_format_struct { __u32 pixelformat; int bpp; /* Bytes per pixel */ bool planar; - enum v4l2_mbus_pixelcode mbus_code; + u32 mbus_code; } mcam_formats[] = { { .desc = "YUYV 4:2:2", .pixelformat = V4L2_PIX_FMT_YUYV, - .mbus_code = V4L2_MBUS_FMT_YUYV8_2X8, + .mbus_code = MEDIA_BUS_FMT_YUYV8_2X8, .bpp = 2, .planar = false, }, { .desc = "UYVY 4:2:2", .pixelformat = V4L2_PIX_FMT_UYVY, - .mbus_code = V4L2_MBUS_FMT_YUYV8_2X8, + .mbus_code = MEDIA_BUS_FMT_YUYV8_2X8, .bpp = 2, .planar = false, }, { .desc = "YUV 4:2:2 PLANAR", .pixelformat = V4L2_PIX_FMT_YUV422P, - .mbus_code = V4L2_MBUS_FMT_YUYV8_2X8, + .mbus_code = MEDIA_BUS_FMT_YUYV8_2X8, .bpp = 2, .planar = true, }, { .desc = "YUV 4:2:0 PLANAR", .pixelformat = V4L2_PIX_FMT_YUV420, - .mbus_code = V4L2_MBUS_FMT_YUYV8_2X8, + .mbus_code = MEDIA_BUS_FMT_YUYV8_2X8, .bpp = 2, .planar = true, }, { .desc = "YVU 4:2:0 PLANAR", .pixelformat = V4L2_PIX_FMT_YVU420, - .mbus_code = V4L2_MBUS_FMT_YUYV8_2X8, + .mbus_code = MEDIA_BUS_FMT_YUYV8_2X8, .bpp = 2, .planar = true, }, { .desc = "RGB 444", .pixelformat = V4L2_PIX_FMT_RGB444, - .mbus_code = V4L2_MBUS_FMT_RGB444_2X8_PADHI_LE, + .mbus_code = MEDIA_BUS_FMT_RGB444_2X8_PADHI_LE, .bpp = 2, .planar = false, }, { .desc = "RGB 565", .pixelformat = V4L2_PIX_FMT_RGB565, - .mbus_code = V4L2_MBUS_FMT_RGB565_2X8_LE, + .mbus_code = MEDIA_BUS_FMT_RGB565_2X8_LE, .bpp = 2, .planar = false, }, { .desc = "Raw RGB Bayer", .pixelformat = V4L2_PIX_FMT_SBGGR8, - .mbus_code = V4L2_MBUS_FMT_SBGGR8_1X8, + .mbus_code = MEDIA_BUS_FMT_SBGGR8_1X8, .bpp = 1, .planar = false, }, @@ -190,8 +190,7 @@ static const struct v4l2_pix_format mcam_def_pix_format = { .sizeimage = VGA_WIDTH*VGA_HEIGHT*2, }; -static const enum v4l2_mbus_pixelcode mcam_def_mbus_code = - V4L2_MBUS_FMT_YUYV8_2X8; +static const u32 mcam_def_mbus_code = MEDIA_BUS_FMT_YUYV8_2X8; /* @@ -1080,6 +1079,8 @@ static int mcam_vb_queue_setup(struct vb2_queue *vq, *nbufs = minbufs; if (cam->buffer_mode == B_DMA_contig) alloc_ctxs[0] = cam->vb_alloc_ctx; + else if (cam->buffer_mode == B_DMA_sg) + alloc_ctxs[0] = cam->vb_alloc_ctx_sg; return 0; } @@ -1101,26 +1102,6 @@ static void mcam_vb_buf_queue(struct vb2_buffer *vb) mcam_read_setup(cam); } - -/* - * vb2 uses these to release the mutex when waiting in dqbuf. I'm - * not actually sure we need to do this (I'm not sure that vb2_dqbuf() needs - * to be called with the mutex held), but better safe than sorry. - */ -static void mcam_vb_wait_prepare(struct vb2_queue *vq) -{ - struct mcam_camera *cam = vb2_get_drv_priv(vq); - - mutex_unlock(&cam->s_mutex); -} - -static void mcam_vb_wait_finish(struct vb2_queue *vq) -{ - struct mcam_camera *cam = vb2_get_drv_priv(vq); - - mutex_lock(&cam->s_mutex); -} - /* * These need to be called with the mutex held from vb2 */ @@ -1190,8 +1171,8 @@ static const struct vb2_ops mcam_vb2_ops = { .buf_queue = mcam_vb_buf_queue, .start_streaming = mcam_vb_start_streaming, .stop_streaming = mcam_vb_stop_streaming, - .wait_prepare = mcam_vb_wait_prepare, - .wait_finish = mcam_vb_wait_finish, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, }; @@ -1219,17 +1200,12 @@ static int mcam_vb_sg_buf_init(struct vb2_buffer *vb) static int mcam_vb_sg_buf_prepare(struct vb2_buffer *vb) { struct mcam_vb_buffer *mvb = vb_to_mvb(vb); - struct mcam_camera *cam = vb2_get_drv_priv(vb->vb2_queue); struct sg_table *sg_table = vb2_dma_sg_plane_desc(vb, 0); struct mcam_dma_desc *desc = mvb->dma_desc; struct scatterlist *sg; int i; - mvb->dma_desc_nent = dma_map_sg(cam->dev, sg_table->sgl, - sg_table->nents, DMA_FROM_DEVICE); - if (mvb->dma_desc_nent <= 0) - return -EIO; /* Not sure what's right here */ - for_each_sg(sg_table->sgl, sg, mvb->dma_desc_nent, i) { + for_each_sg(sg_table->sgl, sg, sg_table->nents, i) { desc->dma_addr = sg_dma_address(sg); desc->segment_len = sg_dma_len(sg); desc++; @@ -1237,16 +1213,6 @@ static int mcam_vb_sg_buf_prepare(struct vb2_buffer *vb) return 0; } -static void mcam_vb_sg_buf_finish(struct vb2_buffer *vb) -{ - struct mcam_camera *cam = vb2_get_drv_priv(vb->vb2_queue); - struct sg_table *sg_table = vb2_dma_sg_plane_desc(vb, 0); - - if (sg_table) - dma_unmap_sg(cam->dev, sg_table->sgl, - sg_table->nents, DMA_FROM_DEVICE); -} - static void mcam_vb_sg_buf_cleanup(struct vb2_buffer *vb) { struct mcam_camera *cam = vb2_get_drv_priv(vb->vb2_queue); @@ -1263,12 +1229,11 @@ static const struct vb2_ops mcam_vb2_sg_ops = { .buf_init = mcam_vb_sg_buf_init, .buf_prepare = mcam_vb_sg_buf_prepare, .buf_queue = mcam_vb_buf_queue, - .buf_finish = mcam_vb_sg_buf_finish, .buf_cleanup = mcam_vb_sg_buf_cleanup, .start_streaming = mcam_vb_start_streaming, .stop_streaming = mcam_vb_stop_streaming, - .wait_prepare = mcam_vb_wait_prepare, - .wait_finish = mcam_vb_wait_finish, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, }; #endif /* MCAM_MODE_DMA_SG */ @@ -1280,6 +1245,7 @@ static int mcam_setup_vb2(struct mcam_camera *cam) memset(vq, 0, sizeof(*vq)); vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; vq->drv_priv = cam; + vq->lock = &cam->s_mutex; INIT_LIST_HEAD(&cam->buffers); switch (cam->buffer_mode) { case B_DMA_contig: @@ -1287,10 +1253,12 @@ static int mcam_setup_vb2(struct mcam_camera *cam) vq->ops = &mcam_vb2_ops; vq->mem_ops = &vb2_dma_contig_memops; vq->buf_struct_size = sizeof(struct mcam_vb_buffer); - cam->vb_alloc_ctx = vb2_dma_contig_init_ctx(cam->dev); vq->io_modes = VB2_MMAP | VB2_USERPTR; cam->dma_setup = mcam_ctlr_dma_contig; cam->frame_complete = mcam_dma_contig_done; + cam->vb_alloc_ctx = vb2_dma_contig_init_ctx(cam->dev); + if (IS_ERR(cam->vb_alloc_ctx)) + return PTR_ERR(cam->vb_alloc_ctx); #endif break; case B_DMA_sg: @@ -1301,6 +1269,9 @@ static int mcam_setup_vb2(struct mcam_camera *cam) vq->io_modes = VB2_MMAP | VB2_USERPTR; cam->dma_setup = mcam_ctlr_dma_sg; cam->frame_complete = mcam_dma_sg_done; + cam->vb_alloc_ctx_sg = vb2_dma_sg_init_ctx(cam->dev); + if (IS_ERR(cam->vb_alloc_ctx_sg)) + return PTR_ERR(cam->vb_alloc_ctx_sg); #endif break; case B_vmalloc: @@ -1326,6 +1297,10 @@ static void mcam_cleanup_vb2(struct mcam_camera *cam) if (cam->buffer_mode == B_DMA_contig) vb2_dma_contig_cleanup_ctx(cam->vb_alloc_ctx); #endif +#ifdef MCAM_MODE_DMA_SG + if (cam->buffer_mode == B_DMA_sg) + vb2_dma_sg_cleanup_ctx(cam->vb_alloc_ctx_sg); +#endif } @@ -1414,9 +1389,9 @@ static int mcam_vidioc_querycap(struct file *file, void *priv, { strcpy(cap->driver, "marvell_ccic"); strcpy(cap->card, "marvell_ccic"); - cap->version = 1; - cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | + cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE | V4L2_CAP_STREAMING; + cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; return 0; } diff --git a/drivers/media/platform/marvell-ccic/mcam-core.h b/drivers/media/platform/marvell-ccic/mcam-core.h index e0e628cb98f9..aa0c6eac254a 100644 --- a/drivers/media/platform/marvell-ccic/mcam-core.h +++ b/drivers/media/platform/marvell-ccic/mcam-core.h @@ -176,6 +176,7 @@ struct mcam_camera { /* DMA buffers - DMA modes */ struct mcam_vb_buffer *vb_bufs[MAX_DMA_BUFS]; struct vb2_alloc_ctx *vb_alloc_ctx; + struct vb2_alloc_ctx *vb_alloc_ctx_sg; /* Mode-specific ops, set at open time */ void (*dma_setup)(struct mcam_camera *cam); @@ -183,7 +184,7 @@ struct mcam_camera { /* Current operating parameters */ struct v4l2_pix_format pix_format; - enum v4l2_mbus_pixelcode mbus_code; + u32 mbus_code; /* Locks */ struct mutex s_mutex; /* Access to this structure */ diff --git a/drivers/media/platform/marvell-ccic/mmp-driver.c b/drivers/media/platform/marvell-ccic/mmp-driver.c index 054507f16734..0ed9b3adfcdf 100644 --- a/drivers/media/platform/marvell-ccic/mmp-driver.c +++ b/drivers/media/platform/marvell-ccic/mmp-driver.c @@ -512,7 +512,6 @@ static struct platform_driver mmpcam_driver = { #endif .driver = { .name = "mmp-camera", - .owner = THIS_MODULE } }; |