From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Jones Date: Fri, 6 Jan 2023 12:22:04 +0100 Subject: [RFC PATCH 06/11] lib: sbi_hsm: Export some functions In-Reply-To: <20230106112209.441825-1-ajones@ventanamicro.com> References: <20230106112209.441825-1-ajones@ventanamicro.com> Message-ID: <20230106112209.441825-7-ajones@ventanamicro.com> List-Id: To: opensbi@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit A coming patch can make use of a few internal hsm functions if we export them. Signed-off-by: Andrew Jones --- include/sbi/sbi_hsm.h | 4 ++++ lib/sbi/sbi_hsm.c | 12 ++++++++++-- 2 files changed, 14 insertions(+), 2 deletions(-) diff --git a/include/sbi/sbi_hsm.h b/include/sbi/sbi_hsm.h index d6cc468d0528..00adfe1a4ef1 100644 --- a/include/sbi/sbi_hsm.h +++ b/include/sbi/sbi_hsm.h @@ -65,9 +65,13 @@ void sbi_hsm_hart_resume_start(struct sbi_scratch *scratch); void sbi_hsm_hart_resume_finish(struct sbi_scratch *scratch); int sbi_hsm_hart_suspend(struct sbi_scratch *scratch, u32 suspend_type, ulong raddr, ulong rmode, ulong priv); +bool sbi_hsm_hart_change_state(struct sbi_scratch *scratch, long oldstate, + long newstate); +int __sbi_hsm_hart_get_state(u32 hartid); int sbi_hsm_hart_get_state(const struct sbi_domain *dom, u32 hartid); int sbi_hsm_hart_interruptible_mask(const struct sbi_domain *dom, ulong hbase, ulong *out_hmask); +void __sbi_hsm_suspend_non_ret_save(struct sbi_scratch *scratch); void sbi_hsm_prepare_next_jump(struct sbi_scratch *scratch, u32 hartid); #endif diff --git a/lib/sbi/sbi_hsm.c b/lib/sbi/sbi_hsm.c index cce4b07bbb36..8eb9643e6e72 100644 --- a/lib/sbi/sbi_hsm.c +++ b/lib/sbi/sbi_hsm.c @@ -46,7 +46,15 @@ struct sbi_hsm_data { unsigned long saved_mip; }; -static inline int __sbi_hsm_hart_get_state(u32 hartid) +bool sbi_hsm_hart_change_state(struct sbi_scratch *scratch, long oldstate, + long newstate) +{ + struct sbi_hsm_data *hdata = sbi_scratch_offset_ptr(scratch, + hart_data_offset); + return __sbi_hsm_hart_change_state(hdata, oldstate, newstate); +} + +int __sbi_hsm_hart_get_state(u32 hartid) { struct sbi_hsm_data *hdata; struct sbi_scratch *scratch; @@ -329,7 +337,7 @@ static int __sbi_hsm_suspend_default(struct sbi_scratch *scratch) return 0; } -static void __sbi_hsm_suspend_non_ret_save(struct sbi_scratch *scratch) +void __sbi_hsm_suspend_non_ret_save(struct sbi_scratch *scratch) { struct sbi_hsm_data *hdata = sbi_scratch_offset_ptr(scratch, hart_data_offset); -- 2.39.0