Only the histogram sub-block driver uses the physical address. Do not store
it for other sub-blocks.
Signed-off-by: Sakari Ailus <sakari.ai...@iki.fi>
Acked-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
---
drivers/media/platform/omap3isp/isp.c | 3 ++-
drivers/media/platform/omap3isp/isp.h | 6 +++---
drivers/media/platform/omap3isp/isphist.c | 3 +--
3 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/media/platform/omap3isp/isp.c
b/drivers/media/platform/omap3isp/isp.c
index c045318..68d7edfc 100644
--- a/drivers/media/platform/omap3isp/isp.c
+++ b/drivers/media/platform/omap3isp/isp.c
@@ -2247,7 +2247,8 @@ static int isp_map_mem_resource(struct platform_device
*pdev,
if (IS_ERR(isp->mmio_base[res]))
return PTR_ERR(isp->mmio_base[res]);
- isp->mmio_base_phys[res] = mem->start;
+ if (res == OMAP3_ISP_IOMEM_HIST)
+ isp->mmio_hist_base_phys = mem->start;
return 0;
}
diff --git a/drivers/media/platform/omap3isp/isp.h
b/drivers/media/platform/omap3isp/isp.h
index b932a6f..9535524 100644
--- a/drivers/media/platform/omap3isp/isp.h
+++ b/drivers/media/platform/omap3isp/isp.h
@@ -138,8 +138,8 @@ struct isp_xclk {
* @irq_num: Currently used IRQ number.
* @mmio_base: Array with kernel base addresses for ioremapped ISP register
* regions.
- * @mmio_base_phys: Array with physical L4 bus addresses for ISP register
- * regions.
+ * @mmio_hist_base_phys: Physical L4 bus address for ISP hist block register
+ * region.
* @mapping: IOMMU mapping
* @stat_lock: Spinlock for handling statistics
* @isp_mutex: Mutex for serializing requests to ISP.
@@ -175,7 +175,7 @@ struct isp_device {
unsigned int irq_num;
void __iomem *mmio_base[OMAP3_ISP_IOMEM_LAST];
- unsigned long mmio_base_phys[OMAP3_ISP_IOMEM_LAST];
+ unsigned long mmio_hist_base_phys;
struct dma_iommu_mapping *mapping;
diff --git a/drivers/media/platform/omap3isp/isphist.c
b/drivers/media/platform/omap3isp/isphist.c
index 738b946..7138b04 100644
--- a/drivers/media/platform/omap3isp/isphist.c
+++ b/drivers/media/platform/omap3isp/isphist.c
@@ -193,8 +193,7 @@ static int hist_buf_dma(struct ispstat *hist)
omap3isp_flush(hist->isp);
memset(&cfg, 0, sizeof(cfg));
- cfg.src_addr = hist->isp->mmio_base_phys[OMAP3_ISP_IOMEM_HIST]
- + ISPHIST_DATA;
+ cfg.src_addr = hist->isp->mmio_hist_base_phys + ISPHIST_DATA;
cfg.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
cfg.src_maxburst = hist->buf_size / 4;
--
1.7.10.4
--
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