[PATCH v4 1/5] lib: sbi: pmu: fix usage of sbi_pmu_irq_bit()

[Samuel Holland]

On 2024-12-16 3:21 PM, Clément Léger wrote:
> While sbi_pmu_irq_bit() was used to delegate irq to S-mode, LCOFIP usage
> was still hardcoded in various places. This lead to change the returned

typo: lead -> led

> value of sbi_pmu_irq_bit() to be a bit number rather than a bit mask
> since it returns an 'int' and we need to obtain the bit number itself to
> handle it in the IRQs handlers. Add a similar function to return the
> irq mask which can also be used where the mask is required rather than
> the bit itself.
> 
> Signed-off-by: Clément Léger <cleger at rivosinc.com>
> ---
>  include/sbi/sbi_pmu.h                         |  3 ++
>  lib/sbi/sbi_hart.c                            |  2 +-
>  lib/sbi/sbi_pmu.c                             | 42 ++++++++++++-------
>  lib/sbi/sbi_trap.c                            | 15 ++++---
>  .../generic/include/thead/c9xx_encoding.h     |  1 -
>  platform/generic/thead/thead_c9xx_pmu.c       |  2 +-
>  6 files changed, 41 insertions(+), 24 deletions(-)

Looks great, thanks!

Reviewed-by: Samuel Holland <samuel.holland at sifive.com>