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staging: ccree: replace open coded loop with for 

Replace open coded register writing loop with a for.
Further simplify code by using a local var to precompute
the register address for readability.

Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Gilad Ben-Yossef 2017-11-13 14:45:37 +00:00 committed by Greg Kroah-Hartman
parent 2712dc7b01
commit add496c0ba
1 changed files with 9 additions and 7 deletions
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16
drivers/staging/ccree/ssi_request_mgr.c
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@ -164,15 +164,17 @@ static inline void enqueue_seq(
void __iomem *cc_base,
struct cc_hw_desc seq[], unsigned int seq_len)
{
int i;
int i, w;
void * __iomem reg = cc_base + CC_REG(DSCRPTR_QUEUE_WORD0);
/*
* We do indeed write all 6 command words to the same
* register. The HW supports this.
*/
for (i = 0; i < seq_len; i++) {
writel_relaxed(seq[i].word[0], (cc_base + CC_REG(DSCRPTR_QUEUE_WORD0)));
writel_relaxed(seq[i].word[1], (cc_base + CC_REG(DSCRPTR_QUEUE_WORD0)));
writel_relaxed(seq[i].word[2], (cc_base + CC_REG(DSCRPTR_QUEUE_WORD0)));
writel_relaxed(seq[i].word[3], (cc_base + CC_REG(DSCRPTR_QUEUE_WORD0)));
writel_relaxed(seq[i].word[4], (cc_base + CC_REG(DSCRPTR_QUEUE_WORD0)));
writel_relaxed(seq[i].word[5], (cc_base + CC_REG(DSCRPTR_QUEUE_WORD0)));
for (w = 0; w <= 5; w++)
writel_relaxed(seq[i].word[w], reg);
#ifdef DX_DUMP_DESCS
dev_dbg(dev, "desc[%02d]: 0x%08X 0x%08X 0x%08X 0x%08X 0x%08X 0x%08X\n",
i, seq[i].word[0], seq[i].word[1], seq[i].word[2],