@@ -357,6 +357,8 @@ struct zoran {
wait_queue_head_t test_q;
dma_addr_t p_sc;
+ __le32 *stat_comb;
+ dma_addr_t p_scb;
};
static inline struct zoran *to_zoran(struct v4l2_device *v4l2_dev)
@@ -951,6 +951,14 @@ static int zr36057_init(struct zoran *zr)
for (j = 0; j < BUZ_NUM_STAT_COM; j++)
zr->stat_com[j] = cpu_to_le32(1); /* mark as unavailable to zr36057 */
+ zr->stat_comb = dma_alloc_coherent(&zr->pci_dev->dev,
+ BUZ_NUM_STAT_COM * sizeof(u32) * 2,
+ &zr->p_scb, GFP_KERNEL);
+ if (!zr->stat_comb) {
+ err = -ENOMEM;
+ goto exit_statcom;
+ }
+
/* Now add the template and register the device unit. */
*zr->video_dev = zoran_template;
zr->video_dev->v4l2_dev = &zr->v4l2_dev;
@@ -964,7 +972,7 @@ static int zr36057_init(struct zoran *zr)
zr->video_dev->vfl_dir = VFL_DIR_M2M;
err = video_register_device(zr->video_dev, VFL_TYPE_VIDEO, video_nr[zr->id]);
if (err < 0)
- goto exit_statcom;
+ goto exit_statcomb;
video_set_drvdata(zr->video_dev, zr);
zoran_init_hardware(zr);
@@ -979,6 +987,8 @@ static int zr36057_init(struct zoran *zr)
zr->initialized = 1;
return 0;
+exit_statcomb:
+ dma_free_coherent(&zr->pci_dev->dev, BUZ_NUM_STAT_COM * sizeof(u32) * 2, zr->stat_comb, zr->p_scb);
exit_statcom:
dma_free_coherent(&zr->pci_dev->dev, BUZ_NUM_STAT_COM * sizeof(u32), zr->stat_com, zr->p_sc);
exit_video:
@@ -1010,6 +1020,7 @@ static void zoran_remove(struct pci_dev *pdev)
pci_free_irq(zr->pci_dev, 0, zr);
/* unmap and free memory */
dma_free_coherent(&zr->pci_dev->dev, BUZ_NUM_STAT_COM * sizeof(u32), zr->stat_com, zr->p_sc);
+ dma_free_coherent(&zr->pci_dev->dev, BUZ_NUM_STAT_COM * sizeof(u32) * 2, zr->stat_comb, zr->p_scb);
pci_release_regions(pdev);
pci_disable_device(zr->pci_dev);
video_unregister_device(zr->video_dev);
This patch adds the allocation of the stat_com buffer which be used later. Signed-off-by: Corentin Labbe <clabbe@baylibre.com> --- drivers/staging/media/zoran/zoran.h | 2 ++ drivers/staging/media/zoran/zoran_card.c | 13 ++++++++++++- 2 files changed, 14 insertions(+), 1 deletion(-)