lkml.org 
[lkml]   [2010]   [Oct]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 08/29] memstick: mspro: add comments to few functions
Date
a comment before function is not only a good way
to give some information to the reader, but
it serves as a good anchor point for diff so that
it doesn't produce a diff between different
functions (sigh...)

Signed-off-by: Maxim Levitsky <maximlevitsky@gmail.com>
---
drivers/memstick/core/mspro_block.c | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)

diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c
index 13cb83b..a7f263d 100644
--- a/drivers/memstick/core/mspro_block.c
+++ b/drivers/memstick/core/mspro_block.c
@@ -515,6 +515,10 @@ has_int_reg:

/*** Data transfer ***/

+/*
+ * Start execution of next block request,
+ * or continue execution of the current one
+ */
static int mspro_block_issue_req(struct memstick_dev *card, int chunk)
{
struct mspro_block_data *msb = memstick_get_drvdata(card);
@@ -575,6 +579,11 @@ try_again:
goto try_again;
}

+/*
+ * Completes execution of current block request.
+ * After execution of this function, the msb->block_req might or might not
+ * be NULL. If it is, it means we don't have any more requests to process
+ */
static int mspro_block_complete_req(struct memstick_dev *card, int error)
{
struct mspro_block_data *msb = memstick_get_drvdata(card);
@@ -630,6 +639,10 @@ out:
return error;
}

+/*
+ * This pauses driver.
+ * Makes sure that driver won't send any commands to the device
+ */
static void mspro_block_stop(struct memstick_dev *card)
{
struct mspro_block_data *msb = memstick_get_drvdata(card);
@@ -651,6 +664,7 @@ static void mspro_block_stop(struct memstick_dev *card)
}
}

+/* This undoes effects of mspro_block_stop */
static void mspro_block_start(struct memstick_dev *card)
{
struct mspro_block_data *msb = memstick_get_drvdata(card);
--
1.7.1


\
 
 \ /
  Last update: 2010-10-23 02:01    [W:0.197 / U:7.344 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site