Device-specific values for the BAR and offset should be found
in the version data structure.
Signed-off-by: Gary R Hook <gary.h...@amd.com>
---
drivers/crypto/ccp/ccp-dev-v3.c | 3 +++
drivers/crypto/ccp/ccp-dev.h | 3 +++
drivers/crypto/ccp/ccp-pci.c | 15 +++++++--------
3 files changed, 13 insertions(+), 8 deletions(-)
diff --git a/drivers/crypto/ccp/ccp-dev-v3.c b/drivers/crypto/ccp/ccp-dev-v3.c
index d7a7103..2f7f3c5 100644
--- a/drivers/crypto/ccp/ccp-dev-v3.c
+++ b/drivers/crypto/ccp/ccp-dev-v3.c
@@ -4,6 +4,7 @@
* Copyright (C) 2013,2016 Advanced Micro Devices, Inc.
*
* Author: Tom Lendacky <thomas.lenda...@amd.com>
+ * Author: Gary R Hook <gary.h...@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
@@ -541,4 +542,6 @@ static const struct ccp_actions ccp3_actions = {
struct ccp_vdata ccpv3 = {
.version = CCP_VERSION(3, 0),
.perform = &ccp3_actions,
+ .bar = 2,
+ .offset = 0x20000,
};
diff --git a/drivers/crypto/ccp/ccp-dev.h b/drivers/crypto/ccp/ccp-dev.h
index 5fbee638..8824e41 100644
--- a/drivers/crypto/ccp/ccp-dev.h
+++ b/drivers/crypto/ccp/ccp-dev.h
@@ -4,6 +4,7 @@
* Copyright (C) 2013,2016 Advanced Micro Devices, Inc.
*
* Author: Tom Lendacky <thomas.lenda...@amd.com>
+ * Author: Gary R Hook <gary.h...@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
@@ -163,6 +164,8 @@ struct ccp_actions {
struct ccp_vdata {
unsigned int version;
const struct ccp_actions *perform;
+ const unsigned int bar;
+ const unsigned int offset;
};
extern struct ccp_vdata ccpv3;
diff --git a/drivers/crypto/ccp/ccp-pci.c b/drivers/crypto/ccp/ccp-pci.c
index 0bf262e..072bced 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.lenda...@amd.com>
+ * Author: Gary R Hook <gary.h...@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) {
--
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