On Mon, 2016-03-14 at 17:15 +0200, Gabriel Feceoru wrote:
> Since I915_MAX_PLANES = PLANE_CURSOR + 1, explicit clearing the wm
> values for PLANE_CURSOR is already done earlier by a memset.
This is a leftover from commit 4969d33ed91d ('drm/i915/skl: Simplify wm
structures slightly (v2)').
Reviewed-by: Ander Conselvan de Oliveira <conselvan2@xxxxxxxxx>
>
> Signed-off-by: Gabriel Feceoru <gabriel.feceoru@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/intel_pm.c | 4 ----
> 1 file changed, 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index f65e841..f6afeae 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -3641,7 +3641,6 @@ static void skl_clear_wm(struct skl_wm_values
> *watermarks, enum pipe pipe)
> sizeof(uint32_t) * 8 * I915_MAX_PLANES);
> memset(watermarks->plane_trans[pipe],
> 0, sizeof(uint32_t) * I915_MAX_PLANES);
> - watermarks->plane_trans[pipe][PLANE_CURSOR] = 0;
>
> /* Clear ddb entries for pipe */
> memset(&watermarks->ddb.pipe[pipe], 0, sizeof(struct skl_ddb_entry));
> @@ -3649,9 +3648,6 @@ static void skl_clear_wm(struct skl_wm_values
> *watermarks, enum pipe pipe)
> sizeof(struct skl_ddb_entry) * I915_MAX_PLANES);
> memset(&watermarks->ddb.y_plane[pipe], 0,
> sizeof(struct skl_ddb_entry) * I915_MAX_PLANES);
> - memset(&watermarks->ddb.plane[pipe][PLANE_CURSOR], 0,
> - sizeof(struct skl_ddb_entry));
> -
> }
>
> static void skl_update_wm(struct drm_crtc *crtc)
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