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| author | Mario Limonciello <mario.limonciello@amd.com> | 2023-03-10 15:19:50 -0600 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2023-03-17 11:16:43 +0800 |
| commit | d5812571f594b03438d0d7acd0dc044f73c1719e (patch) | |
| tree | 0cc20f90f769d891e6c8c11db007d6475d7e641f /include/linux/psp.h | |
| parent | 22351239247b30978d06eb2ab5c258e6b344949f (diff) | |
| download | linux-d5812571f594b03438d0d7acd0dc044f73c1719e.tar.gz linux-d5812571f594b03438d0d7acd0dc044f73c1719e.tar.bz2 linux-d5812571f594b03438d0d7acd0dc044f73c1719e.zip | |
crypto: ccp - Add support for ringing a platform doorbell
Some platforms support using a doorbell to communicate. Export
this feature for other drivers to utilize as well.
Link: https://lore.kernel.org/linux-i2c/20220916131854.687371-3-jsd@semihalf.com/
Suggested-by: Jan Dabros <jsd@semihalf.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include/linux/psp.h')
| -rw-r--r-- | include/linux/psp.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/psp.h b/include/linux/psp.h index d3424790a70e..92e60aeef21e 100644 --- a/include/linux/psp.h +++ b/include/linux/psp.h @@ -23,4 +23,7 @@ #define PSP_CMDRESP_RECOVERY BIT(30) #define PSP_CMDRESP_RESP BIT(31) +#define PSP_DRBL_MSG PSP_CMDRESP_CMD +#define PSP_DRBL_RING BIT(0) + #endif /* __PSP_H */ |