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staging: et131x: Use for loop to initialise contiguous registers to zero

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Replace a long list of contiguous writel() calls with a for loop iterating
over the same values.

Signed-off-by: Mark Einon <mark.einon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mark Einon 2014-08-20 23:17:53 +01:00 • committed by Greg Kroah-Hartman
commit 6697b87051
1 changed files with 3 additions and 24 deletions
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27
drivers/staging/et131x/et131x.c
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@ -1138,6 +1138,7 @@ static void et1310_config_rxmac_regs(struct et131x_adapter *adapter)
u32 sa_lo;
u32 sa_hi = 0;
u32 pf_ctrl = 0;
u32 *wolw;
/* Disable the MAC while it is being configured (also disable WOL) */
writel(0x8, &rxmac->ctrl);
@ -1151,30 +1152,8 @@ static void et1310_config_rxmac_regs(struct et131x_adapter *adapter)
* its default Values of 0x00000000 because there are not WOL masks
* as of this time.
*/
writel(0, &rxmac->mask0_word0);
writel(0, &rxmac->mask0_word1);
writel(0, &rxmac->mask0_word2);
writel(0, &rxmac->mask0_word3);
writel(0, &rxmac->mask1_word0);
writel(0, &rxmac->mask1_word1);
writel(0, &rxmac->mask1_word2);
writel(0, &rxmac->mask1_word3);
writel(0, &rxmac->mask2_word0);
writel(0, &rxmac->mask2_word1);
writel(0, &rxmac->mask2_word2);
writel(0, &rxmac->mask2_word3);
writel(0, &rxmac->mask3_word0);
writel(0, &rxmac->mask3_word1);
writel(0, &rxmac->mask3_word2);
writel(0, &rxmac->mask3_word3);
writel(0, &rxmac->mask4_word0);
writel(0, &rxmac->mask4_word1);
writel(0, &rxmac->mask4_word2);
writel(0, &rxmac->mask4_word3);
for (wolw = &rxmac->mask0_word0; wolw <= &rxmac->mask4_word3; wolw++)
writel(0, wolw);
/* Lets setup the WOL Source Address */
sa_lo = (adapter->addr[2] << ET_RX_WOL_LO_SA3_SHIFT) |