From b0510f8dc73dce56f35337487c6374ae84b15446 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Wed, 21 May 2008 00:31:41 -0300 Subject: [PATCH] V4L/DVB (7963): ivtv: trivial annotations Signed-off-by: Al Viro Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/ivtv/ivtv-driver.h | 10 ++++++++-- drivers/media/video/ivtv/ivtv-fileops.c | 2 +- drivers/media/video/ivtv/ivtv-irq.c | 8 ++++---- drivers/media/video/ivtv/ivtv-queue.c | 2 +- drivers/media/video/ivtv/ivtv-yuv.c | 2 +- drivers/media/video/ivtv/ivtv-yuv.h | 2 +- 6 files changed, 16 insertions(+), 10 deletions(-) diff --git a/drivers/media/video/ivtv/ivtv-driver.h b/drivers/media/video/ivtv/ivtv-driver.h index ba06e813c5..9d23b1efd3 100644 --- a/drivers/media/video/ivtv/ivtv-driver.h +++ b/drivers/media/video/ivtv/ivtv-driver.h @@ -259,6 +259,12 @@ struct ivtv_mailbox_data { /* Scatter-Gather array element, used in DMA transfers */ struct ivtv_sg_element { + __le32 src; + __le32 dst; + __le32 size; +}; + +struct ivtv_sg_host_element { u32 src; u32 dst; u32 size; @@ -349,8 +355,8 @@ struct ivtv_stream { u16 dma_xfer_cnt; /* Base Dev SG Array for cx23415/6 */ - struct ivtv_sg_element *sg_pending; - struct ivtv_sg_element *sg_processing; + struct ivtv_sg_host_element *sg_pending; + struct ivtv_sg_host_element *sg_processing; struct ivtv_sg_element *sg_dma; dma_addr_t sg_handle; int sg_pending_size; diff --git a/drivers/media/video/ivtv/ivtv-fileops.c b/drivers/media/video/ivtv/ivtv-fileops.c index f2fa434b67..db813e071c 100644 --- a/drivers/media/video/ivtv/ivtv-fileops.c +++ b/drivers/media/video/ivtv/ivtv-fileops.c @@ -587,7 +587,7 @@ retry: since we may get here before the stream has been fully set-up */ if (mode == OUT_YUV && s->q_full.length == 0 && itv->dma_data_req_size) { while (count >= itv->dma_data_req_size) { - if (!ivtv_yuv_udma_stream_frame (itv, (void *)user_buf)) { + if (!ivtv_yuv_udma_stream_frame (itv, (void __user *)user_buf)) { bytes_written += itv->dma_data_req_size; user_buf += itv->dma_data_req_size; count -= itv->dma_data_req_size; diff --git a/drivers/media/video/ivtv/ivtv-irq.c b/drivers/media/video/ivtv/ivtv-irq.c index d8ba3a4a87..fba150a6cd 100644 --- a/drivers/media/video/ivtv/ivtv-irq.c +++ b/drivers/media/video/ivtv/ivtv-irq.c @@ -231,14 +231,14 @@ static void dma_post(struct ivtv_stream *s) struct ivtv_buffer *buf = NULL; struct list_head *p; u32 offset; - u32 *u32buf; + __le32 *u32buf; int x = 0; IVTV_DEBUG_HI_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) { buf = list_entry(p, struct ivtv_buffer, list); - u32buf = (u32 *)buf->buf; + u32buf = (__le32 *)buf->buf; /* Sync Buffer */ ivtv_buf_sync_for_cpu(s, buf); @@ -444,7 +444,7 @@ static void ivtv_dma_enc_start(struct ivtv_stream *s) } s->dma_xfer_cnt++; - memcpy(s->sg_processing, s->sg_pending, sizeof(struct ivtv_sg_element) * s->sg_pending_size); + memcpy(s->sg_processing, s->sg_pending, sizeof(struct ivtv_sg_host_element) * s->sg_pending_size); s->sg_processing_size = s->sg_pending_size; s->sg_pending_size = 0; s->sg_processed = 0; @@ -473,7 +473,7 @@ static void ivtv_dma_dec_start(struct ivtv_stream *s) if (s->q_predma.bytesused) ivtv_queue_move(s, &s->q_predma, NULL, &s->q_dma, s->q_predma.bytesused); s->dma_xfer_cnt++; - memcpy(s->sg_processing, s->sg_pending, sizeof(struct ivtv_sg_element) * s->sg_pending_size); + memcpy(s->sg_processing, s->sg_pending, sizeof(struct ivtv_sg_host_element) * s->sg_pending_size); s->sg_processing_size = s->sg_pending_size; s->sg_pending_size = 0; s->sg_processed = 0; diff --git a/drivers/media/video/ivtv/ivtv-queue.c b/drivers/media/video/ivtv/ivtv-queue.c index fc8b1eaa33..71bd13e22e 100644 --- a/drivers/media/video/ivtv/ivtv-queue.c +++ b/drivers/media/video/ivtv/ivtv-queue.c @@ -193,7 +193,7 @@ void ivtv_flush_queues(struct ivtv_stream *s) int ivtv_stream_alloc(struct ivtv_stream *s) { struct ivtv *itv = s->itv; - int SGsize = sizeof(struct ivtv_sg_element) * s->buffers; + int SGsize = sizeof(struct ivtv_sg_host_element) * s->buffers; int i; if (s->buffers == 0) diff --git a/drivers/media/video/ivtv/ivtv-yuv.c b/drivers/media/video/ivtv/ivtv-yuv.c index a9417f6e40..3092ff1d00 100644 --- a/drivers/media/video/ivtv/ivtv-yuv.c +++ b/drivers/media/video/ivtv/ivtv-yuv.c @@ -1116,7 +1116,7 @@ void ivtv_yuv_setup_stream_frame(struct ivtv *itv) } /* Attempt to dma a frame from a user buffer */ -int ivtv_yuv_udma_stream_frame(struct ivtv *itv, void *src) +int ivtv_yuv_udma_stream_frame(struct ivtv *itv, void __user *src) { struct yuv_playback_info *yi = &itv->yuv_info; struct ivtv_dma_frame dma_args; diff --git a/drivers/media/video/ivtv/ivtv-yuv.h b/drivers/media/video/ivtv/ivtv-yuv.h index 2fe5f12507..ca5173fbf0 100644 --- a/drivers/media/video/ivtv/ivtv-yuv.h +++ b/drivers/media/video/ivtv/ivtv-yuv.h @@ -35,7 +35,7 @@ extern const u32 yuv_offset[IVTV_YUV_BUFFERS]; int ivtv_yuv_filter_check(struct ivtv *itv); void ivtv_yuv_setup_stream_frame(struct ivtv *itv); -int ivtv_yuv_udma_stream_frame(struct ivtv *itv, void *src); +int ivtv_yuv_udma_stream_frame(struct ivtv *itv, void __user *src); void ivtv_yuv_frame_complete(struct ivtv *itv); int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args); void ivtv_yuv_close(struct ivtv *itv); -- 2.39.5