dmaengine: IOATDMA: Removing descriptor ring reshape
Moving to contingous memory backed descriptor rings. This makes is really
difficult and complex to do reshape. Going to remove this as I don't think
we need to do it anymore.
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
diff --git a/drivers/dma/ioat/init.c b/drivers/dma/ioat/init.c
index b02b63b..6636920 100644
--- a/drivers/dma/ioat/init.c
+++ b/drivers/dma/ioat/init.c
@@ -136,14 +136,6 @@
module_param(ioat_pending_level, int, 0644);
MODULE_PARM_DESC(ioat_pending_level,
"high-water mark for pushing ioat descriptors (default: 4)");
-int ioat_ring_alloc_order = 8;
-module_param(ioat_ring_alloc_order, int, 0644);
-MODULE_PARM_DESC(ioat_ring_alloc_order,
- "ioat+: allocate 2^n descriptors per channel (default: 8 max: 16)");
-int ioat_ring_max_alloc_order = IOAT_MAX_ORDER;
-module_param(ioat_ring_max_alloc_order, int, 0644);
-MODULE_PARM_DESC(ioat_ring_max_alloc_order,
- "ioat+: upper limit for ring size (default: 16)");
static char ioat_interrupt_style[32] = "msix";
module_param_string(ioat_interrupt_style, ioat_interrupt_style,
sizeof(ioat_interrupt_style), 0644);
@@ -712,7 +704,7 @@
writel(((u64)ioat_chan->completion_dma) >> 32,
ioat_chan->reg_base + IOAT_CHANCMP_OFFSET_HIGH);
- order = ioat_get_alloc_order();
+ order = IOAT_MAX_ORDER;
ring = ioat_alloc_ring(c, order, GFP_KERNEL);
if (!ring)
return -ENOMEM;