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authorTadeusz Struk <tadeusz.struk@intel.com>2015-06-05 22:51:18 (GMT)
committerHerbert Xu <herbert@gondor.apana.org.au>2015-06-09 14:22:04 (GMT)
commite4fa1460b35e18a0eae26223ca91047d92992f3e (patch)
treee56ee5db302ba3fd18e6d696fb1d38e19208596f
parenta7eed15627795b60c57da48051826ecca5e9fa93 (diff)
downloadlinux-e4fa1460b35e18a0eae26223ca91047d92992f3e.tar.xz
crypto: qat - Set max request size
The device doensn't support the default value and will change it to 256, which will cause performace degradation for biger packets. Add an explicit write to set it to 1024. Reported-by: Tianliang Wang <tianliang.wang@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--drivers/crypto/qat/qat_dh895xcc/adf_drv.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/crypto/qat/qat_dh895xcc/adf_drv.c b/drivers/crypto/qat/qat_dh895xcc/adf_drv.c
index ecf0ef1..1bde45b 100644
--- a/drivers/crypto/qat/qat_dh895xcc/adf_drv.c
+++ b/drivers/crypto/qat/qat_dh895xcc/adf_drv.c
@@ -300,6 +300,8 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (ret)
goto out_err;
+ pcie_set_readrq(pdev, 1024);
+
/* enable PCI device */
if (pci_enable_device(pdev)) {
ret = -EFAULT;