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path: root/drivers/crypto/qat
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2014-12-13Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Linus Torvalds
Pull crypto update from Herbert Xu: - The crypto API is now documented :) - Disallow arbitrary module loading through crypto API. - Allow get request with empty driver name through crypto_user. - Allow speed testing of arbitrary hash functions. - Add caam support for ctr(aes), gcm(aes) and their derivatives. - nx now supports concurrent hashing properly. - Add sahara support for SHA1/256. - Add ARM64 version of CRC32. - Misc fixes. * git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (77 commits) crypto: tcrypt - Allow speed testing of arbitrary hash functions crypto: af_alg - add user space interface for AEAD crypto: qat - fix problem with coalescing enable logic crypto: sahara - add support for SHA1/256 crypto: sahara - replace tasklets with kthread crypto: sahara - add support for i.MX53 crypto: sahara - fix spinlock initialization crypto: arm - replace memset by memzero_explicit crypto: powerpc - replace memset by memzero_explicit crypto: sha - replace memset by memzero_explicit crypto: sparc - replace memset by memzero_explicit crypto: algif_skcipher - initialize upon init request crypto: algif_skcipher - removed unneeded code crypto: algif_skcipher - Fixed blocking recvmsg crypto: drbg - use memzero_explicit() for clearing sensitive data crypto: drbg - use MODULE_ALIAS_CRYPTO crypto: include crypto- module prefix in template crypto: user - add MODULE_ALIAS crypto: sha-mb - remove a bogus NULL check crytpo: qat - Fix 64 bytes requests ...
2014-12-04crypto: qat - fix problem with coalescing enable logicTadeusz Struk
Fixed issue reported by Dan Carpenter 410 if (adf_get_cfg_int(accel_dev, "Accelerator0", 411 ADF_ETRMGR_COALESCING_ENABLED_FORMAT, 412 bank_num, &coalesc_enabled) && coalesc_enabled) This condition is reversed, so it only enables coalescing on error. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-11-25crytpo: qat - Fix 64 bytes requestsStruk, Tadeusz
Fix invalid inflights calculation for 64 bytes requests. Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-11-24crypto: prefix module autoloading with "crypto-"Kees Cook
This prefixes all crypto module loading with "crypto-" so we never run the risk of exposing module auto-loading to userspace via a crypto API, as demonstrated by Mathias Krause: https://lkml.org/lkml/2013/3/4/70 Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-11-17crypto: qat - Use memzero_explicitStruk, Tadeusz
Use the new memzero_explicit function to cleanup sensitive data. Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-11-06crypto: qat - Move BAR definitions to device specific moduleTadeusz Struk
Move PCI BARs definitions to device specific module where it belongs. Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-10-24crypto: qat - misspelling typo - "reseting" should be "resetting"Bruce Allan
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-10-24crypto: qat - cleanup unnecessary break checkpatch warningBruce Allan
WARNING:UNNECESSARY_BREAK: break is not useful after a goto or return #472: FILE: drivers/crypto/qat/qat_common/qat_algs.c:472: + goto bad_key; + break; Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-10-24crypto: qat - cleanup coccicheck warning - NULL check before freeing functionsBruce Allan
Analyzing with coccinelle MODE=report... Please check for false positives in the output before submitting a patch. When using "patch" mode, carefully review the patch before submitting it. drivers/crypto/qat/qat_dh895xcc/adf_isr.c:191:3-8: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values. drivers/crypto/qat/qat_dh895xcc/adf_isr.c:208:3-8: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-10-24crypto: qat - fix bad unlock balanceBruce Allan
The mutex table_lock is unlocked in two functions without first being locked. Fix the functions to properly protect the accel_table with the table_lock. Also, fix a spelling error in one of the function's header comment. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-10-24crypto: qat - Enforce valid numa configurationTadeusz Struk
In a system with NUMA configuration we want to enforce that the accelerator is connected to a node with memory to avoid cross QPI memory transaction. Otherwise there is no point in using the accelerator as the encryption in software will be faster. Cc: stable@vger.kernel.org Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Tested-by: Nikolay Aleksandrov <nikolay@redhat.com> Reviewed-by: Prarit Bhargava <prarit@redhat.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-10-24crypto: qat - Prevent dma mapping zero length assoc dataTadeusz Struk
Do not attempt to dma map associated data if it is zero length. Cc: stable@vger.kernel.org Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Tested-by: Nikolay Aleksandrov <nikolay@redhat.com> Reviewed-by: Prarit Bhargava <prarit@redhat.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-10-14crypto: LLVMLinux: Remove VLAIS from crypto/.../qat_algs.cBehan Webster
Replaced the use of a Variable Length Array In Struct (VLAIS) with a C99 compliant equivalent. This patch allocates the appropriate amount of memory using a char array using the SHASH_DESC_ON_STACK macro. The new code can be compiled with both gcc and clang. Signed-off-by: Behan Webster <behanw@converseincode.com> Reviewed-by: Mark Charlebois <charlebm@gmail.com> Reviewed-by: Jan-Simon Möller <dl9pf@gmx.de> Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-10-08Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Linus Torvalds
Pull crypto update from Herbert Xu: - add multibuffer infrastructure (single_task_running scheduler helper, OKed by Peter on lkml. - add SHA1 multibuffer implementation for AVX2. - reenable "by8" AVX CTR optimisation after fixing counter overflow. - add APM X-Gene SoC RNG support. - SHA256/SHA512 now handles unaligned input correctly. - set lz4 decompressed length correctly. - fix algif socket buffer allocation failure for 64K page machines. - misc fixes * git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (47 commits) crypto: sha - Handle unaligned input data in generic sha256 and sha512. Revert "crypto: aesni - disable "by8" AVX CTR optimization" crypto: aesni - remove unused defines in "by8" variant crypto: aesni - fix counter overflow handling in "by8" variant hwrng: printk replacement crypto: qat - Removed unneeded partial state crypto: qat - Fix typo in name of tasklet_struct crypto: caam - Dynamic allocation of addresses for various memory blocks in CAAM. crypto: mcryptd - Fix typos in CRYPTO_MCRYPTD description crypto: algif - avoid excessive use of socket buffer in skcipher arm64: dts: add random number generator dts node to APM X-Gene platform. Documentation: rng: Add X-Gene SoC RNG driver documentation hwrng: xgene - add support for APM X-Gene SoC RNG support crypto: mv_cesa - Add missing #define crypto: testmgr - add test for lz4 and lz4hc crypto: lz4,lz4hc - fix decompression crypto: qat - Use pci_enable_msix_exact() instead of pci_enable_msix() crypto: drbg - fix maximum value checks on 32 bit systems crypto: drbg - fix sparse warning for cpu_to_be[32|64] crypto: sha-mb - sha1_mb_alg_state can be static ...
2014-10-07Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial Pull "trivial tree" updates from Jiri Kosina: "Usual pile from trivial tree everyone is so eagerly waiting for" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (39 commits) Remove MN10300_PROC_MN2WS0038 mei: fix comments treewide: Fix typos in Kconfig kprobes: update jprobe_example.c for do_fork() change Documentation: change "&" to "and" in Documentation/applying-patches.txt Documentation: remove obsolete pcmcia-cs from Changes Documentation: update links in Changes Documentation: Docbook: Fix generated DocBook/kernel-api.xml score: Remove GENERIC_HAS_IOMAP gpio: fix 'CONFIG_GPIO_IRQCHIP' comments tty: doc: Fix grammar in serial/tty dma-debug: modify check_for_stack output treewide: fix errors in printk genirq: fix reference in devm_request_threaded_irq comment treewide: fix synchronize_rcu() in comments checkstack.pl: port to AArch64 doc: queue-sysfs: minor fixes init/do_mounts: better syntax description MIPS: fix comment spelling powerpc/simpleboot: fix comment ...
2014-10-02Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Herbert Xu
Merging the crypto tree for 3.17 to pull in the "by8" AVX CTR revert.
2014-09-24crypto: qat - Removed unneeded partial stateTadeusz Struk
Removed additional bufer for HW state for partial requests, which are not going to be supported. Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-09-24crypto: qat - Fix typo in name of tasklet_structTadeusz Struk
Fix typo. resp_hanlder should be resp_handler Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-09-18crypto: qat - Enable all 32 IRQsTadeusz Struk
Enable interrupts from all 32 bundles. Signed-off-by: Conor McLoughlin <conor.mcloughlin@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-09-01treewide: fix errors in printkMasanari Iida
This patch fix spelling typo in printk. Signed-off-by: Masanari Iida <standby24x7@gmail.com> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2014-08-29crypto: qat - Use pci_enable_msix_exact() instead of pci_enable_msix()Alexander Gordeev
As result of deprecation of MSI-X/MSI enablement functions pci_enable_msix() and pci_enable_msi_block() all drivers using these two interfaces need to be updated to use the new pci_enable_msi_range() or pci_enable_msi_exact() and pci_enable_msix_range() or pci_enable_msix_exact() interfaces. Cc: Tadeusz Struk <tadeusz.struk@intel.com> Cc: Herbert Xu <herbert@gondor.apana.org.au> Cc: "David S. Miller" <davem@davemloft.net> Cc: qat-linux@intel.com Cc: linux-crypto@vger.kernel.org Cc: linux-pci@vger.kernel.org Signed-off-by: Alexander Gordeev <agordeev@redhat.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-08-25crypto: qat - Fix return value check in adf_chr_drv_create()Wei Yongjun
In case of error, the function device_create() returns ERR_PTR() and never returns NULL. The NULL test in the return value check should be replaced with IS_ERR(). Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-08-01crypto: qat - Fixed SKU1 dev issueTadeusz Struk
Fix for issue with SKU1 device. SKU1 device has 8 micro engines as opposed to 12 in other SKUs so it was not possible to start the non-existing micro engines. Signed-off-by: Bo Cui <bo.cui@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-08-01crypto: qat - Use hweight for bit countingTadeusz Struk
Use predefined hweight32 function instead of writing a new one. Signed-off-by: Pingchao Yang <pingchao.yang@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-08-01crypto: qat - Updated print outputsTadeusz Struk
Updated pr_err output to make it more consistent. Signed-off-by: Pingchao Yang <pingchao.yang@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-08-01crypto: qat - change ae_num to ae_idTadeusz Struk
Change the logic how acceleration engines are indexed to make it easier to read. Aslo some return code values updates to better reflect what failed. Signed-off-by: Pingchao Yang <pingchao.yang@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-08-01crypto: qat - change slice->regions to slice->regionTadeusz Struk
Change ptr name slice->regions to slice->region to reflect the same in the page struct. Signed-off-by: Pingchao Yang <pingchao.yang@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-08-01crypto: qat - use min_t macroTadeusz Struk
prefer min_t() macro over two open-coded logical tests Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-08-01crypto: qat - remove unnecessary parenthesesTadeusz Struk
Resolve new strict checkpatch hits CHECK:UNNECESSARY_PARENTHESES: Unnecessary parentheses around ... Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-08-01crypto: qat - remove unneeded headerTadeusz Struk
Remove include of a no longer necessary header file. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-08-01crypto: qat - checkpatch blank linesTadeusz Struk
Fix new checkpatch hits: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-08-01crypto: qat - remove unnecessary return codesTadeusz Struk
Remove unnecessary return code variables and change function types accordingly. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-07-10crypto: qat - remove an unneeded castDan Carpenter
The cast to (unsigned int *) doesn't hurt anything but it is pointless. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-06-26crypto: qat - Fix error path crash when no firmware is presentTadeusz Struk
Firmware loader crashes when no firmware file is present. Reviewed-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-06-26crypto: qat - Fixed new checkpatch warningsTadeusz Struk
After updates to checkpatch new warnings pops up this patch fixes them. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Acked-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-06-26crypto: qat - Updated Firmware Info MetadataTadeusz Struk
Updated Firmware Info Metadata Reviewed-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-06-26crypto: qat - Fix random config build warningsTadeusz Struk
Fix random config build warnings: Implicit-function-declaration ‘__raw_writel’ Cast to pointer from integer of different size [-Wint-to-pointer-cast] Reviewed-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-06-23crypto: qat - Fix build problem with O=Herbert Xu
qat adds -I to the ccflags. Unfortunately it uses CURDIR which breaks when make is invoked with O=. This patch replaces CURDIR with $(src) which should work with/without O=. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-06-20crypto: qat - Intel(R) QAT DH895xcc acceleratorTadeusz Struk
This patch adds DH895xCC hardware specific code. It hooks to the common infrastructure and provides acceleration for crypto algorithms. Acked-by: John Griffin <john.griffin@intel.com> Reviewed-by: Bruce W. Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-06-20crypto: qat - Intel(R) QAT accelengine part of fw loaderTadeusz Struk
This patch adds acceleration engine handler part the firmware loader. Acked-by: Bo Cui <bo.cui@intel.com> Reviewed-by: Bruce W. Allan <bruce.w.allan@intel.com> Signed-off-by: Karen Xiang <karen.xiang@intel.com> Signed-off-by: Pingchaox Yang <pingchaox.yang@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-06-20crypto: qat - Intel(R) QAT ucode part of fw loaderTadeusz Struk
This patch adds microcode part of the firmware loader. v4 - splits FW loader part into two smaller patches. Acked-by: Bo Cui <bo.cui@intel.com> Reviewed-by: Bruce W. Allan <bruce.w.allan@intel.com> Signed-off-by: Karen Xiang <karen.xiang@intel.com> Signed-off-by: Pingchaox Yang <pingchaox.yang@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-06-20crypto: qat - Intel(R) QAT crypto interfaceTadeusz Struk
This patch adds qat crypto interface. Acked-by: John Griffin <john.griffin@intel.com> Reviewed-by: Bruce W. Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-06-20crypto: qat - Intel(R) QAT FW interfaceTadeusz Struk
This patch adds FW interface structure definitions. Acked-by: John Griffin <john.griffin@intel.com> Reviewed-by: Bruce W. Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-06-20crypto: qat - Intel(R) QAT transport codeTadeusz Struk
This patch adds a code that implements communication channel between the driver and the firmware. Acked-by: John Griffin <john.griffin@intel.com> Reviewed-by: Bruce W. Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2014-06-20crypto: qat - Intel(R) QAT driver frameworkTadeusz Struk
This patch adds a common infractructure that will be used by all Intel(R) QuickAssist Technology (QAT) devices. v2 - added ./drivers/crypto/qat/Kconfig and ./drivers/crypto/qat/Makefile v4 - splits common part into more, smaller patches Acked-by: John Griffin <john.griffin@intel.com> Reviewed-by: Bruce W. Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>