V4L/DVB (7963): ivtv: trivial annotations

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

diff --git a/drivers/media/video/ivtv/ivtv-driver.h b/drivers/media/video/ivtv/ivtv-driver.h
index ba06e81..9d23b1e 100644 (file)
--- 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 f2fa434..db813e0 100644 (file)
--- 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 d8ba3a4..fba150a 100644 (file)
--- 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 fc8b1ea..71bd13e 100644 (file)
--- 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 a9417f6..3092ff1 100644 (file)
--- 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 2fe5f12..ca5173f 100644 (file)
--- 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);