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linux/drivers/crypto/ccp
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Alexey Kardashevskiy c201226304 crypto/ccp: Allow multiple streams on the same root bridge 
With SEV-TIO the low-level TSM driver is responsible for allocating a
Stream ID. The Stream ID needs to be unique within each IDE partner
port. Fix the Stream ID selection to reuse the host bridge stream
resource id which is a pool of 256 ids per host bridge on AMD platforms.
Otherwise, only one device per-host bridge can establish Selective
Stream IDE.

Fixes: 4be423572d ("crypto/ccp: Implement SEV-TIO PCIe IDE (phase1)")
Signed-off-by: Alexey Kardashevskiy <aik@amd.com>
Acked-by: Tom Lendacky <thomas.lendacky@amd.com>
Link: https://patch.msgid.link/20260123053057.1350569-3-aik@amd.com
[djbw: clarify end user impact in changelog]
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
History 2026-01-30 14:27:53 -08:00
..
ccp-crypto-aes-cmac.c crypto: ccp - Set DMA alignment explicitly 2022-12-09 18:45:00 +08:00
ccp-crypto-aes-galois.c crypto: ccp - Set DMA alignment explicitly 2022-12-09 18:45:00 +08:00
ccp-crypto-aes-xts.c crypto: ccp - Set DMA alignment explicitly 2022-12-09 18:45:00 +08:00
ccp-crypto-aes.c crypto: ccp - Add missing header inclusions 2025-04-16 15:16:21 +08:00
ccp-crypto-des3.c crypto: ccp - Add missing header inclusions 2025-04-16 15:16:21 +08:00
ccp-crypto-main.c crypto: ccp - Add missing header inclusions 2025-04-16 15:16:21 +08:00
ccp-crypto-rsa.c crypto: ccp - Set DMA alignment explicitly 2022-12-09 18:45:00 +08:00
ccp-crypto-sha.c crypto: ccp - Set DMA alignment explicitly 2022-12-09 18:45:00 +08:00
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 - Fix crash when rebind ccp device for ccp.ko 2025-07-07 15:31:43 +12:00
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 - use min() instead of min_t() 2025-11-24 17:44:14 +08:00
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 2023-01-20 18:29:31 +08:00
ccp-ops.c crypto: ccp - reduce stack usage in ccp_run_aes_gcm_cmd 2025-07-27 22:41:45 +10:00
dbc.c crypto: ccp - Use scoped guard for mutex 2024-12-14 17:21:43 +08:00
dbc.h crypto: ccp - Add support for DBC over PSP mailbox 2023-09-15 18:29:46 +08:00
hsti.c crypto: ccp - Fix incorrect payload size calculation in psp_poulate_hsti() 2025-09-13 12:11:05 +08:00
hsti.h crypto: ccp - Add support for getting security attributes on some older systems 2024-06-07 19:46:39 +08:00
Kconfig crypto/ccp: Fix CONFIG_PCI=n build 2025-12-04 18:14:08 -08:00
Makefile crypto/ccp: Implement SEV-TIO PCIe IDE (phase1) 2025-12-02 12:50:33 -08:00
platform-access.c crypto: ccp - Avoid discarding errors in psp_send_platform_access_msg() 2024-02-24 08:41:20 +08:00
platform-access.h crypto: ccp - Add support for ringing a platform doorbell 2023-03-17 11:16:43 +08:00
psp-dev.c crypto: ccp - Add AMD Seamless Firmware Servicing (SFS) driver 2025-09-17 12:17:05 +02:00
psp-dev.h crypto: ccp - Add AMD Seamless Firmware Servicing (SFS) driver 2025-09-17 12:17:05 +02:00
sev-dev-tio.c crypto/ccp: Implement SEV-TIO PCIe IDE (phase1) 2025-12-02 12:50:33 -08:00
sev-dev-tio.h crypto/ccp: Implement SEV-TIO PCIe IDE (phase1) 2025-12-02 12:50:33 -08:00
sev-dev-tsm.c crypto/ccp: Allow multiple streams on the same root bridge 2026-01-30 14:27:53 -08:00
sev-dev.c tsm for 6.19 2025-12-06 10:15:41 -08:00
sev-dev.h crypto/ccp: Implement SEV-TIO PCIe IDE (phase1) 2025-12-02 12:50:33 -08:00
sfs.c crypto: ccp - Add AMD Seamless Firmware Servicing (SFS) driver 2025-09-17 12:17:05 +02:00
sfs.h crypto: ccp - Add AMD Seamless Firmware Servicing (SFS) driver 2025-09-17 12:17:05 +02:00
sp-dev.c crypto: ccp: Add external API interface for PSP module initialization 2025-02-14 18:39:19 -05:00
sp-dev.h crypto: ccp - Constify 'dev_vdata' member 2025-11-14 18:15:48 +08:00
sp-pci.c crypto: ccp - Add support for PCI device 0x115A 2025-11-06 14:31:08 +08:00
sp-platform.c crypto: ccp - Simplify with of_device_get_match_data() 2025-11-14 18:15:49 +08:00
tee-dev.c crypto: ccp - Move direct access to some PSP registers out of TEE 2023-09-15 18:29:45 +08:00
tee-dev.h crypto: ccp - Move direct access to some PSP registers out of TEE 2023-09-15 18:29:45 +08:00