diff options
| author | Gary R Hook <gary.hook@amd.com> | 2016-07-26 19:09:20 -0500 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2016-08-09 18:47:05 +0800 |
| commit | fba8855cb2403707b0639bdff0d34149699f14a2 (patch) | |
| tree | 412a2b3649c7a61ce38233ae2ba7bb456e290b8a /drivers/crypto/ccp/ccp-pci.c | |
| parent | fa242e80c7fb581eddbe636186020786f2e117da (diff) | |
crypto: ccp - Abstract PCI info for the CCP
Device-specific values for the BAR and offset should be found
in the version data structure.
Signed-off-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/ccp/ccp-pci.c')
| -rw-r--r-- | drivers/crypto/ccp/ccp-pci.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/crypto/ccp/ccp-pci.c b/drivers/crypto/ccp/ccp-pci.c index 0bf262e36b6b..072bcedef386 100644 --- a/drivers/crypto/ccp/ccp-pci.c +++ b/drivers/crypto/ccp/ccp-pci.c @@ -4,6 +4,7 @@ * Copyright (C) 2013,2016 Advanced Micro Devices, Inc. * * Author: Tom Lendacky <thomas.lendacky@amd.com> + * Author: Gary R Hook <gary.hook@amd.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -25,9 +26,6 @@ #include "ccp-dev.h" -#define IO_BAR 2 -#define IO_OFFSET 0x20000 - #define MSIX_VECTORS 2 struct ccp_msix { @@ -156,10 +154,11 @@ static int ccp_find_mmio_area(struct ccp_device *ccp) resource_size_t io_len; unsigned long io_flags; - io_flags = pci_resource_flags(pdev, IO_BAR); - io_len = pci_resource_len(pdev, IO_BAR); - if ((io_flags & IORESOURCE_MEM) && (io_len >= (IO_OFFSET + 0x800))) - return IO_BAR; + io_flags = pci_resource_flags(pdev, ccp->vdata->bar); + io_len = pci_resource_len(pdev, ccp->vdata->bar); + if ((io_flags & IORESOURCE_MEM) && + (io_len >= (ccp->vdata->offset + 0x800))) + return ccp->vdata->bar; return -EIO; } @@ -216,7 +215,7 @@ static int ccp_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) dev_err(dev, "pci_iomap failed\n"); goto e_device; } - ccp->io_regs = ccp->io_map + IO_OFFSET; + ccp->io_regs = ccp->io_map + ccp->vdata->offset; ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(48)); if (ret) { |