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Commit fab0e8fa authored by Scott Jiang's avatar Scott Jiang Committed by Mauro Carvalho Chehab
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[media] v4l2: blackfin: convert ppi driver to a module 



Other drivers can make use of it.

Signed-off-by: default avatarScott Jiang <scott.jiang.linux@gmail.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent fe0e990b

drivers/media/platform/blackfin/Kconfig

+5 −1
Original line number Diff line number Diff line
@@ -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

drivers/media/platform/blackfin/Makefile

+2 −2
Original line number Diff line number Diff line 
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

drivers/media/platform/blackfin/ppi.c

+7 −0
Original line number Diff line number Diff line
@@ -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.Linux@gmail.com>");

MODULE_LICENSE("GPL v2");