diff options
| author |   Gary R Hook <gary.hook@amd.com> | 2016-03-01 13:48:54 -0600 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2016-03-11 21:19:06 +0800 |
| commit | 3f19ce2054541a6c663c8a5fcf52e7baa1c6c5f5 (patch) | |
| tree | 8054e5de4041b92206dc77b064d374182a501ea8 /drivers/crypto/ccp/ccp-dev.c | |
| parent | crypto: ccp - memset request context to zero during import (diff) | |
| download | linux-dev-3f19ce2054541a6c663c8a5fcf52e7baa1c6c5f5.tar.xz linux-dev-3f19ce2054541a6c663c8a5fcf52e7baa1c6c5f5.zip | |
crypto: ccp - Remove check for x86 family and model
Each x86 SoC will make use of a unique PCI ID for the CCP
device so it is not necessary to check for the CPU family
and model.
Signed-off-by: Gary R Hook <gary.hook@amd.com>
Acked-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/ccp/ccp-dev.c')
| -rw-r--r-- | drivers/crypto/ccp/ccp-dev.c | 47 |
1 files changed, 11 insertions, 36 deletions
diff --git a/drivers/crypto/ccp/ccp-dev.c b/drivers/crypto/ccp/ccp-dev.c index 861bacc1bb94..725c59016a36 100644 --- a/drivers/crypto/ccp/ccp-dev.c +++ b/drivers/crypto/ccp/ccp-dev.c @@ -1,7 +1,7 @@ /* * AMD Cryptographic Coprocessor (CCP) driver * - * Copyright (C) 2013 Advanced Micro Devices, Inc. + * Copyright (C) 2013,2016 Advanced Micro Devices, Inc. * * Author: Tom Lendacky <thomas.lendacky@amd.com> * @@ -577,41 +577,22 @@ bool ccp_queues_suspended(struct ccp_device *ccp) } #endif -#ifdef CONFIG_X86 -static const struct x86_cpu_id ccp_support[] = { - { X86_VENDOR_AMD, 22, }, - { }, -}; -#endif - static int __init ccp_mod_init(void) { #ifdef CONFIG_X86 - struct cpuinfo_x86 *cpuinfo = &boot_cpu_data; int ret; - if (!x86_match_cpu(ccp_support)) - return -ENODEV; - - switch (cpuinfo->x86) { - case 22: - if ((cpuinfo->x86_model < 48) || (cpuinfo->x86_model > 63)) - return -ENODEV; - - ret = ccp_pci_init(); - if (ret) - return ret; - - /* Don't leave the driver loaded if init failed */ - if (!ccp_get_device()) { - ccp_pci_exit(); - return -ENODEV; - } - - return 0; + ret = ccp_pci_init(); + if (ret) + return ret; - break; + /* Don't leave the driver loaded if init failed */ + if (!ccp_get_device()) { + ccp_pci_exit(); + return -ENODEV; } + + return 0; #endif #ifdef CONFIG_ARM64 @@ -636,13 +617,7 @@ static int __init ccp_mod_init(void) static void __exit ccp_mod_exit(void) { #ifdef CONFIG_X86 - struct cpuinfo_x86 *cpuinfo = &boot_cpu_data; - - switch (cpuinfo->x86) { - case 22: - ccp_pci_exit(); - break; - } + ccp_pci_exit(); #endif #ifdef CONFIG_ARM64 |