---

yaml --- r: 126636 b: refs/heads/master c: 1b8ee91 h: refs/heads/master v: v3
git-mirror · Jan 6, 2009 · 40b8970 · 40b8970
1 parent 3c2666c
commit 40b8970
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bf437012503cc99519e20b4a8bddf830cdaae794
+refs/heads/master: 1b8ee916f5e5f0de1367a5a437ba504a96953836
diff --git a/trunk/drivers/staging/poch/poch.c b/trunk/drivers/staging/poch/poch.c
@@ -485,27 +485,30 @@ static void channel_dma_init(struct channel_info *channel)
 	/* The DMA address page register is shared between the RX and
 	 * TX channels, so acquire lock.
 	 */
-	spin_lock(channel->iomem_lock);
 	for (i = 0; i < channel->group_count; i++) {
 		page = i / 32;
 		group_in_page = i % 32;
 
 		group_reg = group_regs_base + (group_in_page * 4);
 
+		spin_lock(channel->iomem_lock);
 		iowrite32(page, fpga + FPGA_DMA_ADR_PAGE_REG);
 		iowrite32(channel->groups[i].dma_addr, fpga + group_reg);
+		spin_unlock(channel->iomem_lock);
 	}
+
 	for (i = 0; i < channel->group_count; i++) {
 		page = i / 32;
 		group_in_page = i % 32;
 
 		group_reg = group_regs_base + (group_in_page * 4);
 
+		spin_lock(channel->iomem_lock);
 		iowrite32(page, fpga + FPGA_DMA_ADR_PAGE_REG);
 		printk(KERN_INFO PFX "%ld: read dma_addr: 0x%x\n", i,
 		       ioread32(fpga + group_reg));
+		spin_unlock(channel->iomem_lock);
 	}
-	spin_unlock(channel->iomem_lock);
 
 }