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authorSakari Ailus <sakari.ailus@iki.fi>2015-03-25 19:57:33 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-04-02 16:42:52 -0300
commit4fcfeca833c48e8cb899ae9cff31de481ae52ca2 (patch)
tree9fca91a21f09bc8958f2f625dda298fe4b5bd265 /drivers/media/platform/omap3isp
parent6387b75284aa7b78c2e947934fb874444ab427e9 (diff)
[media] omap3isp: Replace mmio_base_phys array with the histogram block base
Only the histogram sub-block driver uses the physical address. Do not store it for other sub-blocks. Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/platform/omap3isp')
-rw-r--r--drivers/media/platform/omap3isp/isp.c3
-rw-r--r--drivers/media/platform/omap3isp/isp.h6
-rw-r--r--drivers/media/platform/omap3isp/isphist.c3
3 files changed, 6 insertions, 6 deletions
diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c
index c0453187dfcb..68d7edfc6553 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 b932a6f22b52..9535524a21f6 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 738b946ddb37..7138b043a4aa 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;