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ioat3: xor self test

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This adds a hardware specific self test to be called from ioat_probe.
In the ioat3 case we will have tests for all the different raid
operations, while ioat1 and ioat2 will continue to just test memcpy.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Dan Williams
2009-09-08 17:42:58 -07:00
parent b094ad3be5
commit 9de6fc717b
4 changed files with 282 additions and 3 deletions
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5
drivers/dma/ioat/dma.c
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@ -799,7 +799,7 @@ static void __devinit ioat_dma_test_callback(void *dma_async_param)
* ioat_dma_self_test - Perform a IOAT transaction to verify the HW works.
* @device: device to be tested
*/
static int __devinit ioat_dma_self_test(struct ioatdma_device *device)
int __devinit ioat_dma_self_test(struct ioatdma_device *device)
{
int i;
u8 *src;
@ -1039,7 +1039,7 @@ int __devinit ioat_probe(struct ioatdma_device *device)
if (err)
goto err_setup_interrupts;
err = ioat_dma_self_test(device);
err = device->self_test(device);
if (err)
goto err_self_test;
@ -1197,6 +1197,7 @@ int __devinit ioat1_dma_probe(struct ioatdma_device *device, int dca)
device->intr_quirk = ioat1_intr_quirk;
device->enumerate_channels = ioat1_enumerate_channels;
device->self_test = ioat_dma_self_test;
dma = &device->common;
dma->device_prep_dma_memcpy = ioat1_dma_prep_memcpy;
dma->device_issue_pending = ioat1_dma_memcpy_issue_pending;