Re: [Intel-gfx] [PATCH 04/10] drm/i915/gen9: Cleanup skl_pipe_wm_active_state

From: Paulo Zanoni
Date: Tue Oct 11 2016 - 15:40:55 EST


Em Sex, 2016-10-07 Ãs 20:11 -0400, Lyude escreveu:
> This function is a wreck, let's help it get it's life back together
> and
> cleanup all of the copy pasta here.

s/it's/its/

Idea for your next patch series: rename skl_pipe_wm_active_state()'s
"i" parameter to something more meaningful.

Reviewed-by: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>

>
> (adding Maarten's reviewed-by since this is just a split-up version
> of one
> of the previous patches)
>
> Signed-off-by: Lyude <cpaul@xxxxxxxxxx>
> Reviewed-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
> Cc: Ville SyrjÃlà <ville.syrjala@xxxxxxxxxxxxxxx>
> Cc: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
> ---
> Âdrivers/gpu/drm/i915/intel_pm.c | 52 +++++++++++------------------
> ------------
> Â1 file changed, 14 insertions(+), 38 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_pm.c
> b/drivers/gpu/drm/i915/intel_pm.c
> index 4c2ebcd..5dbaf12 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -4267,46 +4267,22 @@ static void ilk_optimize_watermarks(struct
> intel_crtc_state *cstate)
> Âstatic void skl_pipe_wm_active_state(uint32_t val,
> Â ÂÂÂÂÂstruct skl_pipe_wm *active,
> Â ÂÂÂÂÂbool is_transwm,
> - ÂÂÂÂÂbool is_cursor,
> Â ÂÂÂÂÂint i,
> Â ÂÂÂÂÂint level)
> Â{
> + struct skl_plane_wm *plane_wm = &active->planes[i];
> Â bool is_enabled = (val & PLANE_WM_EN) != 0;
> Â
> Â if (!is_transwm) {
> - if (!is_cursor) {
> - active->planes[i].wm[level].plane_en =
> is_enabled;
> - active->planes[i].wm[level].plane_res_b =
> - val & PLANE_WM_BLOCKS_MASK;
> - active->planes[i].wm[level].plane_res_l =
> - (val >> PLANE_WM_LINES_SHIFT) &
> - PLANE_WM_LINES_MASK;
> - } else {
> - active-
> >planes[PLANE_CURSOR].wm[level].plane_en =
> - is_enabled;
> - active-
> >planes[PLANE_CURSOR].wm[level].plane_res_b =
> - val & PLANE_WM_BLOCKS_MASK;
> - active-
> >planes[PLANE_CURSOR].wm[level].plane_res_l =
> - (val >> PLANE_WM_LINES_SHIFT) &
> - PLANE_WM_LINES_MASK;
> - }
> + plane_wm->wm[level].plane_en = is_enabled;
> + plane_wm->wm[level].plane_res_b = val &
> PLANE_WM_BLOCKS_MASK;
> + plane_wm->wm[level].plane_res_l =
> + (val >> PLANE_WM_LINES_SHIFT) &
> PLANE_WM_LINES_MASK;
> Â } else {
> - if (!is_cursor) {
> - active->planes[i].trans_wm.plane_en =
> is_enabled;
> - active->planes[i].trans_wm.plane_res_b =
> - val & PLANE_WM_BLOCKS_MASK;
> - active->planes[i].trans_wm.plane_res_l =
> - (val >> PLANE_WM_LINES_SHIFT) &
> - PLANE_WM_LINES_MASK;
> - } else {
> - active-
> >planes[PLANE_CURSOR].trans_wm.plane_en =
> - is_enabled;
> - active-
> >planes[PLANE_CURSOR].trans_wm.plane_res_b =
> - val & PLANE_WM_BLOCKS_MASK;
> - active-
> >planes[PLANE_CURSOR].trans_wm.plane_res_l =
> - (val >> PLANE_WM_LINES_SHIFT) &
> - PLANE_WM_LINES_MASK;
> - }
> + plane_wm->trans_wm.plane_en = is_enabled;
> + plane_wm->trans_wm.plane_res_b = val &
> PLANE_WM_BLOCKS_MASK;
> + plane_wm->trans_wm.plane_res_l =
> + (val >> PLANE_WM_LINES_SHIFT) &
> PLANE_WM_LINES_MASK;
> Â }
> Â}
> Â
> @@ -4345,20 +4321,20 @@ static void skl_pipe_wm_get_hw_state(struct
> drm_crtc *crtc)
> Â for (level = 0; level <= max_level; level++) {
> Â for (i = 0; i < intel_num_planes(intel_crtc); i++) {
> Â temp = hw->plane[pipe][i][level];
> - skl_pipe_wm_active_state(temp, active,
> false,
> - false, i, level);
> + skl_pipe_wm_active_state(temp, active,
> false, i, level);
> Â }
> Â temp = hw->plane[pipe][PLANE_CURSOR][level];
> - skl_pipe_wm_active_state(temp, active, false, true,
> i, level);
> + skl_pipe_wm_active_state(temp, active, false,
> PLANE_CURSOR,
> + Âlevel);
> Â }
> Â
> Â for (i = 0; i < intel_num_planes(intel_crtc); i++) {
> Â temp = hw->plane_trans[pipe][i];
> - skl_pipe_wm_active_state(temp, active, true, false,
> i, 0);
> + skl_pipe_wm_active_state(temp, active, true, i, 0);
> Â }
> Â
> Â temp = hw->plane_trans[pipe][PLANE_CURSOR];
> - skl_pipe_wm_active_state(temp, active, true, true, i, 0);
> + skl_pipe_wm_active_state(temp, active, true, PLANE_CURSOR,
> 0);
> Â
> Â intel_crtc->wm.active.skl = *active;
> Â}