mpc83xx: Fix the align bug of SDMA buffer

According to the latest user manual, the SDMA temporary buffer base address must be 4KB aligned. Signed-off-by: Dave Liu <daveliu@freescale.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com>

mpc83xx: Fix the align bug of SDMA buffer
According to the latest user manual, the SDMA temporary buffer base address must be 4KB aligned. Signed-off-by: Dave Liu <daveliu@freescale.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Dave Liu · Kim Phillips
1 parent 66dc2c2dc5
Showing 2 changed files with 2 additions and 2 deletions Side-by-side Diff
drivers/qe/qe.c
drivers/qe/qe.h
@@ -98,7 +98,7 @@
 	out_be32(&p->sdaqmr, 0);
  
 	/* Allocate 2KB temporary buffer for sdma */
-	sdma_buffer_base = qe_muram_alloc(2048, 64);
+	sdma_buffer_base = qe_muram_alloc(2048, 4096);
 	out_be32(&p->sdwbcr, sdma_buffer_base & QE_SDEBCR_BA_MASK);
  
 	/* Clear sdma status */
@@ -29,7 +29,7 @@
 #define QE_NUM_OF_BRGS	16
 #define UCC_MAX_NUM	8
  
-#define QE_DATAONLY_BASE	(uint)(128)
+#define QE_DATAONLY_BASE	0
 #define QE_DATAONLY_SIZE	(QE_MURAM_SIZE - QE_DATAONLY_BASE)
  
 /* QE threads SNUM
...	...	@@ -98,7 +98,7 @@
98	98	out_be32(&p->sdaqmr, 0);
99	99
100	100	/* Allocate 2KB temporary buffer for sdma */
101		- sdma_buffer_base = qe_muram_alloc(2048, 64);
	101	+ sdma_buffer_base = qe_muram_alloc(2048, 4096);
102	102	out_be32(&p->sdwbcr, sdma_buffer_base & QE_SDEBCR_BA_MASK);
103	103
104	104	/* Clear sdma status */
...	...	@@ -29,7 +29,7 @@
29	29	#define QE_NUM_OF_BRGS 16
30	30	#define UCC_MAX_NUM 8
31	31
32		-#define QE_DATAONLY_BASE (uint)(128)
	32	+#define QE_DATAONLY_BASE 0
33	33	#define QE_DATAONLY_SIZE (QE_MURAM_SIZE - QE_DATAONLY_BASE)
34	34
35	35	/* QE threads SNUM