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[2/9] davinci: Keep count of channel controllers on a platform

Message ID 1262779124-25156-1-git-send-email-sudhakar.raj@ti.com (mailing list archive)
State Accepted
Headers show

Commit Message

Rajashekhara, Sudhakar Jan. 6, 2010, 11:58 a.m. UTC
None
diff mbox

Patch

diff --git a/arch/arm/mach-davinci/dma.c b/arch/arm/mach-davinci/dma.c
index 5a71f4d..97a49f9 100644
--- a/arch/arm/mach-davinci/dma.c
+++ b/arch/arm/mach-davinci/dma.c
@@ -243,6 +243,7 @@  struct edma {
 };
 
 static struct edma *edma_info[EDMA_MAX_CC];
+static int arch_num_cc;
 
 /* dummy param set used to (re)initialize parameter RAM slots */
 static const struct edmacc_param dummy_paramset = {
@@ -602,7 +603,7 @@  int edma_alloc_channel(int channel,
 	}
 
 	if (channel < 0) {
-		for (i = 0; i < EDMA_MAX_CC; i++) {
+		for (i = 0; i < arch_num_cc; i++) {
 			channel = 0;
 			for (;;) {
 				channel = find_next_bit(edma_info[i]->
@@ -1467,6 +1468,7 @@  static int __init edma_probe(struct platform_device *pdev)
 			edma_write_array2(j, EDMA_DRAE, i, 1, 0x0);
 			edma_write_array(j, EDMA_QRAE, i, 0x0);
 		}
+		arch_num_cc++;
 	}
 
 	if (tc_errs_handled) {