On Mon, Mar 30, 2020 at 03:23:52PM +0300, Stanislav Lisovskiy wrote:
> We quite often need now to iterate only particular dbuf slices
> in mask, whether they are active or related to particular crtc.
>
> Let's make our life a bit easier and use a macro for that.
>
> Signed-off-by: Stanislav Lisovskiy <stanislav.lisovskiy@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/display/intel_display.h | 7 +++++++
> drivers/gpu/drm/i915/display/intel_display_power.h | 3 +++
> 2 files changed, 10 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h
> index adb1225a3480..c898285f0dc3 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.h
> +++ b/drivers/gpu/drm/i915/display/intel_display.h
> @@ -187,6 +187,13 @@ enum plane_id {
> for ((__p) = PLANE_PRIMARY; (__p) < I915_MAX_PLANES; (__p)++) \
> for_each_if((__crtc)->plane_ids_mask & BIT(__p))
>
> +#define for_each_dbuf_slice_in_mask(__slice, __mask) \
Please stick to established conventions.
> + for ((__slice) = 0; (__slice) < I915_MAX_DBUF_SLICES; (__slice)++) \
> + for_each_if((1 << (__slice)) & (__mask))
> +
> +#define for_each_dbuf_slice(__slice) \
> + for_each_dbuf_slice_in_mask(__slice, (1 << I915_MAX_DBUF_SLICES) - 1)
> +
> enum port {
> PORT_NONE = -1,
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display_power.h b/drivers/gpu/drm/i915/display/intel_display_power.h
> index da64a5edae7a..468e8fb0203a 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_power.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_power.h
> @@ -311,8 +311,11 @@ intel_display_power_put_async(struct drm_i915_private *i915,
> enum dbuf_slice {
> DBUF_S1,
> DBUF_S2,
> + DBUF_SLICE_MAX
> };
>
> +#define I915_DBUF_MAX_SLICES DBUF_SLICE_MAX
> +
Huh?
> #define with_intel_display_power(i915, domain, wf) \
> for ((wf) = intel_display_power_get((i915), (domain)); (wf); \
> intel_display_power_put_async((i915), (domain), (wf)), (wf) = 0)
> --
> 2.24.1.485.gad05a3d8e5
--
Ville Syrjälä
Intel
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