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linux/drivers/crypto/ccp
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Tom Lendacky daeef81825 crypto: ccp - Flush the SEV-ES TMR memory before giving it to firmware 
[ Upstream commit 46a334a98f ]

Perform a cache flush on the SEV-ES TMR memory after allocation to prevent
any possibility of the firmware encountering an error should dirty cache
lines be present. Use clflush_cache_range() to flush the SEV-ES TMR memory.

Fixes: 97f9ac3db6 ("crypto: ccp - Add support for SEV-ES to the PSP driver")
Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
History 2023-03-10 09:32:58 +01:00
..
ccp-crypto-aes-cmac.c crypto: drivers - set the flag CRYPTO_ALG_ALLOCATES_MEMORY 2020-07-16 21:49:10 +10:00
ccp-crypto-aes-galois.c crypto: drivers - set the flag CRYPTO_ALG_ALLOCATES_MEMORY 2020-07-16 21:49:10 +10:00
ccp-crypto-aes-xts.c crypto: drivers - set the flag CRYPTO_ALG_ALLOCATES_MEMORY 2020-07-16 21:49:10 +10:00
ccp-crypto-aes.c crypto: ccp - remove redundant ret variable 2022-01-31 11:21:36 +11:00
ccp-crypto-des3.c crypto: ccp - Remove the unneeded result variable 2022-09-30 13:57:50 +08:00
ccp-crypto-main.c crypto: ccp - Use DEFINE_SPINLOCK() for spinlock 2021-04-09 17:41:06 +10:00
ccp-crypto-rsa.c mm, treewide: rename kzfree() to kfree_sensitive() 2020-08-07 11:33:22 -07:00
ccp-crypto-sha.c crypto: sha - split sha.h into sha1.h and sha2.h 2020-11-20 14:45:33 +11:00
ccp-crypto.h crypto: sha - split sha.h into sha1.h and sha2.h 2020-11-20 14:45:33 +11:00
ccp-debugfs.c crypto: ccp - Switch to SPDX license identifiers 2019-07-03 22:13:12 +08:00
ccp-dev-v3.c crypto: ccp - Make use of the helper macro kthread_run() 2021-10-29 21:04:04 +08:00
ccp-dev-v5.c crypto: ccp - Make use of the helper macro kthread_run() 2021-10-29 21:04:04 +08:00
ccp-dev.c crypto: ccp - no need to initialise statics to 0 2021-11-20 15:06:38 +11:00
ccp-dev.h crypto: ccp - fix typo in comment 2022-06-10 16:40:18 +08:00
ccp-dmaengine.c crypto: ccp - Failure on re-initialization due to duplicate sysfs filename 2023-03-10 09:32:56 +01:00
ccp-ops.c crypto: ccp - fix resource leaks in ccp_run_aes_gcm_cmd() 2021-09-24 15:58:41 +08:00
Kconfig crypto: ccp -- don't "select" CONFIG_DMADEVICES 2020-04-16 16:49:22 +10:00
Makefile crypto: ccp - add TEE support for Raven Ridge 2019-12-20 14:58:32 +08:00
psp-dev.c crypto: ccp - When TSME and SME both detected notify user 2022-04-08 16:26:43 +08:00
psp-dev.h crypto: ccp - Export PSP security bits to userspace 2022-04-08 16:26:43 +08:00
sev-dev.c crypto: ccp - Flush the SEV-ES TMR memory before giving it to firmware 2023-03-10 09:32:58 +01:00
sev-dev.h crypto: ccp: Use the stack and common buffer for INIT command 2021-04-21 12:20:07 -04:00
sp-dev.c crypto: ccp - Make ccp_dev_suspend and ccp_dev_resume void functions 2021-04-22 17:31:31 +10:00
sp-dev.h crypto: ccp - Make ccp_dev_suspend and ccp_dev_resume void functions 2021-04-22 17:31:31 +10:00
sp-pci.c crypto: ccp - Add support for TEE for PCI ID 0x14CA 2023-01-07 11:11:54 +01:00
sp-platform.c crypto: ccp - Fix device IRQ counting by using platform_irq_count() 2022-06-24 17:09:01 +08:00
tee-dev.c crypto: ccp - fix command queuing to TEE ring buffer 2021-03-26 20:02:34 +11:00
tee-dev.h crypto: ccp - fix command queuing to TEE ring buffer 2021-03-26 20:02:34 +11:00