linux-kernel - [PATCH v2 04/10] drm/i915/gen9: Cleanup skl_pipe_wm_active

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1476480722-13015-5-git-send-email-cpaul@redhat.com>
Date:   Fri, 14 Oct 2016 17:31:52 -0400
From:   Lyude <cpaul@...hat.com>
To:     intel-gfx@...ts.freedesktop.org
Cc:     Lyude <cpaul@...hat.com>,
        Ville Syrjälä 
        <ville.syrjala@...ux.intel.com>,
        Matt Roper <matthew.d.roper@...el.com>,
        Paulo Zanoni <paulo.r.zanoni@...el.com>,
        Daniel Vetter <daniel.vetter@...el.com>,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        David Airlie <airlied@...ux.ie>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 04/10] drm/i915/gen9: Cleanup skl_pipe_wm_active_state

This function is a wreck, let's help it get its life back together and
cleanup all of the copy pasta here.

Signed-off-by: Lyude <cpaul@...hat.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@...el.com>
Cc: Ville Syrjälä <ville.syrjala@...ux.intel.com>
Cc: Matt Roper <matthew.d.roper@...el.com
Cc: Paulo Zanoni <paulo.r.zanoni@...el.com>
---
 drivers/gpu/drm/i915/intel_pm.c | 52 +++++++++++------------------------------
 1 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 1bdccc9..2d63a37 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4271,46 +4271,22 @@ static void ilk_optimize_watermarks(struct intel_crtc_state *cstate)
 static void skl_pipe_wm_active_state(uint32_t val,
 				     struct skl_pipe_wm *active,
 				     bool is_transwm,
-				     bool is_cursor,
 				     int i,
 				     int level)
 {
+	struct skl_plane_wm *plane_wm = &active->planes[i];
 	bool is_enabled = (val & PLANE_WM_EN) != 0;
 
 	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;
 	} 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;
 	}
 }
 
@@ -4349,20 +4325,20 @@ static void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc)
 	for (level = 0; level <= max_level; level++) {
 		for (i = 0; i < intel_num_planes(intel_crtc); i++) {
 			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);
 		}
 		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,
+					 level);
 	}
 
 	for (i = 0; i < intel_num_planes(intel_crtc); i++) {
 		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);
 	}
 
 	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);
 
 	intel_crtc->wm.active.skl = *active;
 }
-- 
2.7.4