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Commit ccdb0034 authored by Manuel Lauss's avatar Manuel Lauss Committed by Ralf Baechle
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[MIPS] Alchemy: dbdma: add API to delete custom DDMA device ids. 



Add API to delete custom DDMA device ids create with
au1xxx_ddma_device_add().

Signed-off-by: default avatarManuel Lauss <mano@roarinelk.homelinux.net>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent b1fb05cd

arch/mips/au1000/common/dbdma.c

+11 −0
Original line number Diff line number Diff line
@@ -216,6 +216,17 @@ u32 au1xxx_ddma_add_device(dbdev_tab_t *dev) 
}

EXPORT_SYMBOL(au1xxx_ddma_add_device);



void au1xxx_ddma_del_device(u32 devid)

{

	dbdev_tab_t *p = find_dbdev_id(devid);



	if (p != NULL) {

		memset(p, 0, sizeof(dbdev_tab_t));

		p->dev_id = ~0;

	}

}

EXPORT_SYMBOL(au1xxx_ddma_del_device);



/* Allocate a channel and return a non-zero descriptor if successful. */

u32 au1xxx_dbdma_chan_alloc(u32 srcid, u32 destid,

       void (*callback)(int, void *), void *callparam)

include/asm-mips/mach-au1x00/au1xxx_dbdma.h

+1 −0
Original line number Diff line number Diff line
@@ -355,6 +355,7 @@ void au1xxx_dbdma_dump(u32 chanid); 
u32 au1xxx_dbdma_put_dscr(u32 chanid, au1x_ddma_desc_t *dscr);



u32 au1xxx_ddma_add_device(dbdev_tab_t *dev);

extern void au1xxx_ddma_del_device(u32 devid);

void *au1xxx_ddma_get_nextptr_virt(au1x_ddma_desc_t *dp);



/*