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From:   Maxime Ripard <maxime@cerno.tech>
To:     Nicolas Saenz Julienne <nsaenzjulienne@suse.de>,
        Eric Anholt <eric@anholt.net>
Cc:     dri-devel@lists.freedesktop.org,
        linux-rpi-kernel@lists.infradead.org,
        bcm-kernel-feedback-list@broadcom.com,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        Dave Stevenson <dave.stevenson@raspberrypi.com>,
        Tim Gover <tim.gover@raspberrypi.com>,
        Phil Elwell <phil@raspberrypi.com>,
        Maxime Ripard <maxime@cerno.tech>
Subject: [PATCH v4 13/78] drm/vc4: kms: Convert to for_each_new_crtc_state
Date:   Wed,  8 Jul 2020 19:41:21 +0200
Message-Id: <8af06b31c58ec9745ce13c2aca4e532d6ca340e0.1594230107.git-series.maxime@cerno.tech>
In-Reply-To: <cover.7a1aa1784976093af26cb31fd283cf5b3ed568bb.1594230107.git-series.maxime@cerno.tech>
References: <cover.7a1aa1784976093af26cb31fd283cf5b3ed568bb.1594230107.git-series.maxime@cerno.tech>
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The vc4 atomic commit loop has an handrolled loop that is basically
identical to for_each_new_crtc_state, let's convert it to that helper.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
 drivers/gpu/drm/vc4/vc4_kms.c |  9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c
index 210cc2408087..717673b18132 100644
--- a/drivers/gpu/drm/vc4/vc4_kms.c
+++ b/drivers/gpu/drm/vc4/vc4_kms.c
@@ -152,14 +152,13 @@ vc4_atomic_complete_commit(struct drm_atomic_state *state)
 	struct drm_device *dev = state->dev;
 	struct vc4_dev *vc4 = to_vc4_dev(dev);
 	struct vc4_hvs *hvs = vc4->hvs;
-	struct vc4_crtc *vc4_crtc;
+	struct drm_crtc_state *new_crtc_state;
+	struct drm_crtc *crtc;
 	int i;
 
-	for (i = 0; i < dev->mode_config.num_crtc; i++) {
-		if (!state->crtcs[i].ptr || !state->crtcs[i].commit)
-			continue;
+	for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) {
+		struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc);
 
-		vc4_crtc = to_vc4_crtc(state->crtcs[i].ptr);
 		vc4_hvs_mask_underrun(dev, vc4_crtc->channel);
 	}
 
-- 
git-series 0.9.1