----- Original Message ----
From: Devvrat Tripathi <tripathidevvrat@xxxxxxxxx>
To: kernelnewbies@xxxxxxxxxxxx
Sent: Wednesday, June 20, 2007 7:12:33 PM
Subject: dma operations
How does the kernel get to know whenever a dma transfer is completed. Does a call to dma_unmap_* always mean that a dma transfer to the said device has been completed. If not then what method is called to indicate a finished dma transfer.
regards
devvrat
its some intrrupt......
code i dont know......
CMIIW
regards
kanishk
From: Devvrat Tripathi <tripathidevvrat@xxxxxxxxx>
To: kernelnewbies@xxxxxxxxxxxx
Sent: Wednesday, June 20, 2007 7:12:33 PM
Subject: dma operations
How does the kernel get to know whenever a dma transfer is completed. Does a call to dma_unmap_* always mean that a dma transfer to the said device has been completed. If not then what method is called to indicate a finished dma transfer.
regards
devvrat
its some intrrupt......
code i dont know......
CMIIW
regards
kanishk
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