Other drivers can make use of it.
Signed-off-by: Scott Jiang <scott.jiang.li...@gmail.com>
---
drivers/media/platform/blackfin/Kconfig | 6 +++++-
drivers/media/platform/blackfin/Makefile | 4 ++--
drivers/media/platform/blackfin/ppi.c | 7 +++++++
3 files changed, 14 insertions(+), 3 deletions(-)
diff --git a/drivers/media/platform/blackfin/Kconfig
b/drivers/media/platform/blackfin/Kconfig
index ecd5323..519990e 100644
--- a/drivers/media/platform/blackfin/Kconfig
+++ b/drivers/media/platform/blackfin/Kconfig
@@ -2,9 +2,13 @@ config VIDEO_BLACKFIN_CAPTURE
tristate "Blackfin Video Capture Driver"
depends on VIDEO_V4L2 && BLACKFIN && I2C
select VIDEOBUF2_DMA_CONTIG
+ select VIDEO_BLACKFIN_PPI
help
V4L2 bridge driver for Blackfin video capture device.
Choose PPI or EPPI as its interface.
To compile this driver as a module, choose M here: the
- module will be called bfin_video_capture.
+ module will be called bfin_capture.
+
+config VIDEO_BLACKFIN_PPI
+ tristate
diff --git a/drivers/media/platform/blackfin/Makefile
b/drivers/media/platform/blackfin/Makefile
index aa3a0a2..30421bc 100644
--- a/drivers/media/platform/blackfin/Makefile
+++ b/drivers/media/platform/blackfin/Makefile
@@ -1,2 +1,2 @@
-bfin_video_capture-objs := bfin_capture.o ppi.o
-obj-$(CONFIG_VIDEO_BLACKFIN_CAPTURE) += bfin_video_capture.o
+obj-$(CONFIG_VIDEO_BLACKFIN_CAPTURE) += bfin_capture.o
+obj-$(CONFIG_VIDEO_BLACKFIN_PPI) += ppi.o
diff --git a/drivers/media/platform/blackfin/ppi.c
b/drivers/media/platform/blackfin/ppi.c
index d295921..9374d67 100644
--- a/drivers/media/platform/blackfin/ppi.c
+++ b/drivers/media/platform/blackfin/ppi.c
@@ -17,6 +17,7 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#include <linux/module.h>
#include <linux/slab.h>
#include <asm/bfin_ppi.h>
@@ -263,9 +264,15 @@ struct ppi_if *ppi_create_instance(const struct ppi_info
*info)
pr_info("ppi probe success\n");
return ppi;
}
+EXPORT_SYMBOL(ppi_create_instance);
void ppi_delete_instance(struct ppi_if *ppi)
{
peripheral_free_list(ppi->info->pin_req);
kfree(ppi);
}
+EXPORT_SYMBOL(ppi_delete_instance);
+
+MODULE_DESCRIPTION("Analog Devices PPI driver");
+MODULE_AUTHOR("Scott Jiang <scott.jiang.li...@gmail.com>");
+MODULE_LICENSE("GPL v2");
--
1.7.0.4
--
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