Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6552731a058a4facefd921b0b45a9a5392baa5ea
Commit: 6552731a058a4facefd921b0b45a9a5392baa5ea
Parent: 17a624869ea470e33c708871978223c3d9a4c417
Author: Stefan Richter <[EMAIL PROTECTED]>
AuthorDate: Sat May 19 12:29:37 2007 +0200
Committer: Stefan Richter <[EMAIL PROTECTED]>
CommitDate: Tue Jul 10 00:07:36 2007 +0200
ieee1394: add comments in struct hpsb_packet
to clarify who is supposed to set what
Signed-off-by: Stefan Richter <[EMAIL PROTECTED]>
---
drivers/ieee1394/ieee1394_core.h | 10 +++++++---
1 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/ieee1394/ieee1394_core.h b/drivers/ieee1394/ieee1394_core.h
index ad52652..11fd324 100644
--- a/drivers/ieee1394/ieee1394_core.h
+++ b/drivers/ieee1394/ieee1394_core.h
@@ -37,7 +37,7 @@ struct hpsb_packet {
hpsb_unused, hpsb_queued, hpsb_pending, hpsb_complete
} __attribute__((packed)) state;
- /* These are core internal. */
+ /* These are core-internal. */
signed char tlabel;
signed char ack_code;
unsigned char tcode;
@@ -62,11 +62,15 @@ struct hpsb_packet {
/* Store jiffies for implementing bus timeouts. */
unsigned long sendtime;
- /* Sizes are in bytes. *data can be DMA-mapped. */
+ /* Core-internal. */
size_t allocated_data_size; /* as allocated */
+
+ /* Sizes are in bytes. To be set by caller of hpsb_alloc_packet. */
size_t data_size; /* as filled in */
size_t header_size; /* as filled in, not counting the CRC */
- quadlet_t *data;
+
+ /* Buffers */
+ quadlet_t *data; /* can be DMA-mapped */
quadlet_t header[5];
quadlet_t embedded_data[0]; /* keep as last member */
};
-
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