[PATCH v5 14/15] lib:sbi:tlb: Improve function naming

Anup Patel anup at brainfault.org
Sat Jul 10 22:31:22 PDT 2021


On Sat, Jul 10, 2021 at 9:49 PM Atish Patra <atish.patra at wdc.com> wrote:
>
> Follow the standard conventon for static function names:
>
>         All global functions should be start with sbi_<module name>_
>         All static functions should be start with <module name>_
>
> Reviewed-by: Anup Patel <anup.patel at wdc.com>
> Signed-off-by: Atish Patra <atish.patra at wdc.com>

Fixed commit subject at time of merging this patch.

Applied this patch to the riscv/opensbi repo.

Thanks,
Anup

> ---
>  lib/sbi/sbi_tlb.c | 41 ++++++++++++++++++++---------------------
>  1 file changed, 20 insertions(+), 21 deletions(-)
>
> diff --git a/lib/sbi/sbi_tlb.c b/lib/sbi/sbi_tlb.c
> index 1a9cb1d2b5df..efa74a7542b3 100644
> --- a/lib/sbi/sbi_tlb.c
> +++ b/lib/sbi/sbi_tlb.c
> @@ -28,7 +28,7 @@ static unsigned long tlb_fifo_off;
>  static unsigned long tlb_fifo_mem_off;
>  static unsigned long tlb_range_flush_limit;
>
> -static void sbi_tlb_flush_all(void)
> +static void tlb_flush_all(void)
>  {
>         __asm__ __volatile("sfence.vma");
>  }
> @@ -85,7 +85,7 @@ void sbi_tlb_local_sfence_vma(struct sbi_tlb_info *tinfo)
>         sbi_pmu_ctr_incr_fw(SBI_PMU_FW_SFENCE_VMA_RCVD);
>
>         if ((start == 0 && size == 0) || (size == SBI_TLB_FLUSH_ALL)) {
> -               sbi_tlb_flush_all();
> +               tlb_flush_all();
>                 return;
>         }
>
> @@ -162,7 +162,7 @@ void sbi_tlb_local_sfence_vma_asid(struct sbi_tlb_info *tinfo)
>         sbi_pmu_ctr_incr_fw(SBI_PMU_FW_SFENCE_VMA_ASID_RCVD);
>
>         if (start == 0 && size == 0) {
> -               sbi_tlb_flush_all();
> +               tlb_flush_all();
>                 return;
>         }
>
> @@ -211,7 +211,7 @@ static void tlb_pmu_incr_fw_ctr(struct sbi_tlb_info *data)
>                 sbi_pmu_ctr_incr_fw(SBI_PMU_FW_HFENCE_VVMA_ASID_SENT);
>  }
>
> -static void sbi_tlb_entry_process(struct sbi_tlb_info *tinfo)
> +static void tlb_entry_process(struct sbi_tlb_info *tinfo)
>  {
>         u32 rhartid;
>         struct sbi_scratch *rscratch = NULL;
> @@ -229,8 +229,7 @@ static void sbi_tlb_entry_process(struct sbi_tlb_info *tinfo)
>         }
>  }
>
> -static void sbi_tlb_process_count(struct sbi_scratch *scratch,
> -                                 unsigned int count)
> +static void tlb_process_count(struct sbi_scratch *scratch, int count)
>  {
>         struct sbi_tlb_info tinfo;
>         unsigned int deq_count = 0;
> @@ -238,7 +237,7 @@ static void sbi_tlb_process_count(struct sbi_scratch *scratch,
>                         sbi_scratch_offset_ptr(scratch, tlb_fifo_off);
>
>         while (!sbi_fifo_dequeue(tlb_fifo, &tinfo)) {
> -               sbi_tlb_entry_process(&tinfo);
> +               tlb_entry_process(&tinfo);
>                 deq_count++;
>                 if (deq_count > count)
>                         break;
> @@ -246,17 +245,17 @@ static void sbi_tlb_process_count(struct sbi_scratch *scratch,
>         }
>  }
>
> -static void sbi_tlb_process(struct sbi_scratch *scratch)
> +static void tlb_process(struct sbi_scratch *scratch)
>  {
>         struct sbi_tlb_info tinfo;
>         struct sbi_fifo *tlb_fifo =
>                         sbi_scratch_offset_ptr(scratch, tlb_fifo_off);
>
>         while (!sbi_fifo_dequeue(tlb_fifo, &tinfo))
> -               sbi_tlb_entry_process(&tinfo);
> +               tlb_entry_process(&tinfo);
>  }
>
> -static void sbi_tlb_sync(struct sbi_scratch *scratch)
> +static void tlb_sync(struct sbi_scratch *scratch)
>  {
>         unsigned long *tlb_sync =
>                         sbi_scratch_offset_ptr(scratch, tlb_sync_off);
> @@ -266,13 +265,13 @@ static void sbi_tlb_sync(struct sbi_scratch *scratch)
>                  * While we are waiting for remote hart to set the sync,
>                  * consume fifo requests to avoid deadlock.
>                  */
> -               sbi_tlb_process_count(scratch, 1);
> +               tlb_process_count(scratch, 1);
>         }
>
>         return;
>  }
>
> -static inline int __sbi_tlb_range_check(struct sbi_tlb_info *curr,
> +static inline int tlb_range_check(struct sbi_tlb_info *curr,
>                                         struct sbi_tlb_info *next)
>  {
>         unsigned long curr_end;
> @@ -315,7 +314,7 @@ static inline int __sbi_tlb_range_check(struct sbi_tlb_info *curr,
>   *     before continuing the while loop. This method is preferred over wfi/ipi because
>   *     of MMIO cost involved in later method.
>   */
> -static int sbi_tlb_update_cb(void *in, void *data)
> +static int tlb_update_cb(void *in, void *data)
>  {
>         struct sbi_tlb_info *curr;
>         struct sbi_tlb_info *next;
> @@ -330,16 +329,16 @@ static int sbi_tlb_update_cb(void *in, void *data)
>         if (next->local_fn == sbi_tlb_local_sfence_vma_asid &&
>             curr->local_fn == sbi_tlb_local_sfence_vma_asid) {
>                 if (next->asid == curr->asid)
> -                       ret = __sbi_tlb_range_check(curr, next);
> +                       ret = tlb_range_check(curr, next);
>         } else if (next->local_fn == sbi_tlb_local_sfence_vma &&
>                    curr->local_fn == sbi_tlb_local_sfence_vma) {
> -               ret = __sbi_tlb_range_check(curr, next);
> +               ret = tlb_range_check(curr, next);
>         }
>
>         return ret;
>  }
>
> -static int sbi_tlb_update(struct sbi_scratch *scratch,
> +static int tlb_update(struct sbi_scratch *scratch,
>                           struct sbi_scratch *remote_scratch,
>                           u32 remote_hartid, void *data)
>  {
> @@ -369,7 +368,7 @@ static int sbi_tlb_update(struct sbi_scratch *scratch,
>
>         tlb_fifo_r = sbi_scratch_offset_ptr(remote_scratch, tlb_fifo_off);
>
> -       ret = sbi_fifo_inplace_update(tlb_fifo_r, data, sbi_tlb_update_cb);
> +       ret = sbi_fifo_inplace_update(tlb_fifo_r, data, tlb_update_cb);
>         if (ret != SBI_FIFO_UNCHANGED) {
>                 return 1;
>         }
> @@ -383,7 +382,7 @@ static int sbi_tlb_update(struct sbi_scratch *scratch,
>                  * TODO: Introduce a wait/wakeup event mechanism to handle
>                  * this properly.
>                  */
> -               sbi_tlb_process_count(scratch, 1);
> +               tlb_process_count(scratch, 1);
>                 sbi_dprintf("hart%d: hart%d tlb fifo full\n",
>                             curr_hartid, remote_hartid);
>         }
> @@ -393,9 +392,9 @@ static int sbi_tlb_update(struct sbi_scratch *scratch,
>
>  static struct sbi_ipi_event_ops tlb_ops = {
>         .name = "IPI_TLB",
> -       .update = sbi_tlb_update,
> -       .sync = sbi_tlb_sync,
> -       .process = sbi_tlb_process,
> +       .update = tlb_update,
> +       .sync = tlb_sync,
> +       .process = tlb_process,
>  };
>
>  static u32 tlb_event = SBI_IPI_EVENT_MAX;
> --
> 2.31.1
>
>
> --
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