[PATCH] drm/amdgpu/pm: update documentation on memory clock

[Alex Deucher]

Ping?

On Thu, May 2, 2024 at 5:07 PM Alex Deucher <alexander.deucher at amd.com> wrote:
>
> Update documentation for RDNA3 dGPUs.
>
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> ---
>  drivers/gpu/drm/amd/pm/amdgpu_pm.c | 6 ++++++
>  1 file changed, 6 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
> index ec9058c80647a..9ad114e695e5d 100644
> --- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
> +++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
> @@ -610,12 +610,18 @@ static ssize_t amdgpu_set_pp_table(struct device *dev,
>   *
>   * Clock conversion (Mhz):
>   *
> + * Pre-RDNA3 GPUs:
> + *
>   * HBM: effective_memory_clock = memory_controller_clock * 1
>   *
>   * G5: effective_memory_clock = memory_controller_clock * 1
>   *
>   * G6: effective_memory_clock = memory_controller_clock * 2
>   *
> + * RDNA3 GPUs:
> + *
> + * G6: effective_memory_clock = memory_controller_clock * 1
> + *
>   * DRAM data rate (MT/s):
>   *
>   * HBM: effective_memory_clock * 2 = data_rate
> --
> 2.44.0
>