linux-kernel - [PATCH v4 06/10] drm/vc4: use drm_hdmi_connector_mode

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Message-Id: <20241122-hdmi-mode-valid-v4-6-2fee4a83ab79@linaro.org>
Date: Fri, 22 Nov 2024 11:13:02 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
 Chen-Yu Tsai <wens@...e.org>, Jernej Skrabec <jernej.skrabec@...il.com>, 
 Samuel Holland <samuel@...lland.org>, 
 Dave Stevenson <dave.stevenson@...pberrypi.com>, 
 Maíra Canal <mcanal@...lia.com>, 
 Raspberry Pi Kernel Maintenance <kernel-list@...pberrypi.com>, 
 Andrzej Hajda <andrzej.hajda@...el.com>, 
 Neil Armstrong <neil.armstrong@...aro.org>, Robert Foss <rfoss@...nel.org>, 
 Laurent Pinchart <Laurent.pinchart@...asonboard.com>, 
 Jonas Karlman <jonas@...boo.se>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev
Subject: [PATCH v4 06/10] drm/vc4: use drm_hdmi_connector_mode_valid()

Use new drm_hdmi_connector_mode_valid() helper instead of a
module-specific copy.

Reviewed-by: Chen-Yu Tsai <wens@...e.org>
Acked-by: Dave Stevenson <dave.stevenson@...pberrypi.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
---
 drivers/gpu/drm/vc4/vc4_hdmi.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index 62b82b1eeb3694d1685969c49b2760cbbddc840e..2fecaac0df0acd865186ee928cf26449799fc7ba 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -580,6 +580,7 @@ static const struct drm_connector_helper_funcs vc4_hdmi_connector_helper_funcs =
 	.detect_ctx = vc4_hdmi_connector_detect_ctx,
 	.get_modes = vc4_hdmi_connector_get_modes,
 	.atomic_check = vc4_hdmi_connector_atomic_check,
+	.mode_valid = drm_hdmi_connector_mode_valid,
 };
 
 static const struct drm_connector_hdmi_funcs vc4_hdmi_hdmi_connector_funcs;
@@ -1752,7 +1753,6 @@ vc4_hdmi_encoder_mode_valid(struct drm_encoder *encoder,
 			    const struct drm_display_mode *mode)
 {
 	struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
-	unsigned long long rate;
 
 	if (vc4_hdmi->variant->unsupported_odd_h_timings &&
 	    !(mode->flags & DRM_MODE_FLAG_DBLCLK) &&
@@ -1760,8 +1760,7 @@ vc4_hdmi_encoder_mode_valid(struct drm_encoder *encoder,
 	     (mode->hsync_end % 2) || (mode->htotal % 2)))
 		return MODE_H_ILLEGAL;
 
-	rate = drm_hdmi_compute_mode_clock(mode, 8, HDMI_COLORSPACE_RGB);
-	return vc4_hdmi_connector_clock_valid(&vc4_hdmi->connector, mode, rate);
+	return MODE_OK;
 }
 
 static const struct drm_encoder_helper_funcs vc4_hdmi_encoder_helper_funcs = {

-- 
2.39.5