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Commit efc56817 authored by ZHAO Gang's avatar ZHAO Gang Committed by Greg Kroah-Hartman
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staging: et131x: reduce split lines in et131x_config_rx_dma_regs 



Signed-off-by: default avatarZHAO Gang <gamerh2o@gmail.com>
Acked-by: default avatarMark Einon <mark.einon@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 4ed296ef

drivers/staging/et131x/et131x.c

+10 −14
Original line number Diff line number Diff line
@@ -1781,6 +1781,7 @@ static void et131x_config_rx_dma_regs(struct et131x_adapter *adapter) 
		u32 __iomem *min_des;

		u32 __iomem *base_hi;

		u32 __iomem *base_lo;

		struct fbr_lookup *fbr = rx_local->fbr[id];



		if (id == 0) {

			num_des = &rx_dma->fbr0_num_des;
@@ -1797,12 +1798,10 @@ static void et131x_config_rx_dma_regs(struct et131x_adapter *adapter) 
		}



		/* Now's the best time to initialize FBR contents */

		fbr_entry =

		    (struct fbr_desc *) rx_local->fbr[id]->ring_virtaddr;

		for (entry = 0;

		     entry < rx_local->fbr[id]->num_entries; entry++) {

			fbr_entry->addr_hi = rx_local->fbr[id]->bus_high[entry];

			fbr_entry->addr_lo = rx_local->fbr[id]->bus_low[entry];

		fbr_entry = (struct fbr_desc *) fbr->ring_virtaddr;

		for (entry = 0; entry < fbr->num_entries; entry++) {

			fbr_entry->addr_hi = fbr->bus_high[entry];

			fbr_entry->addr_lo = fbr->bus_low[entry];

			fbr_entry->word2 = entry;

			fbr_entry++;

		}
@@ -1810,19 +1809,16 @@ static void et131x_config_rx_dma_regs(struct et131x_adapter *adapter) 
		/* Set the address and parameters of Free buffer ring 1 and 0

		 * into the 1310's registers

		 */

		writel(upper_32_bits(rx_local->fbr[id]->ring_physaddr),

		       base_hi);

		writel(lower_32_bits(rx_local->fbr[id]->ring_physaddr),

		       base_lo);

		writel(rx_local->fbr[id]->num_entries - 1, num_des);

		writel(upper_32_bits(fbr->ring_physaddr), base_hi);

		writel(lower_32_bits(fbr->ring_physaddr), base_lo);

		writel(fbr->num_entries - 1, num_des);

		writel(ET_DMA10_WRAP, full_offset);



		/* This variable tracks the free buffer ring 1 full position,

		 * so it has to match the above.

		 */

		rx_local->fbr[id]->local_full = ET_DMA10_WRAP;

		writel(((rx_local->fbr[id]->num_entries *

					LO_MARK_PERCENT_FOR_RX) / 100) - 1,

		fbr->local_full = ET_DMA10_WRAP;

		writel(((fbr->num_entries * LO_MARK_PERCENT_FOR_RX) / 100) - 1,

		       min_des);

	}