linux-kernel - [PATCH v2 09/13] drm/panel: sitronix-st7789v: avoid hardcoding panel size

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Message-Id: <20230422205012.2464933-10-sre@kernel.org>
Date:   Sat, 22 Apr 2023 22:50:08 +0200
From:   Sebastian Reichel <sre@...nel.org>
To:     Sebastian Reichel <sre@...nel.org>
Cc:     Gerald Loacker <gerald.loacker@...fvision.net>,
        Michael Riesch <michael.riesch@...fvision.net>,
        Thierry Reding <thierry.reding@...il.com>,
        Sam Ravnborg <sam@...nborg.org>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        devicetree@...r.kernel.org
Subject: [PATCH v2 09/13] drm/panel: sitronix-st7789v: avoid hardcoding panel size

Move the panel size information to the mode struct, so
that different panel sizes can be specified depending
on the panel type.

Signed-off-by: Sebastian Reichel <sre@...nel.org>
---
 drivers/gpu/drm/panel/panel-sitronix-st7789v.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
index 29c2a91f8299..0e1839e6da73 100644
--- a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
+++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
@@ -163,6 +163,8 @@ static const struct drm_display_mode default_mode = {
 	.vsync_start = 320 + 8,
 	.vsync_end = 320 + 8 + 4,
 	.vtotal = 320 + 8 + 4 + 4,
+	.width_mm = 61,
+	.height_mm = 103,
 };
 
 struct st7789_panel_info default_panel = {
@@ -188,8 +190,8 @@ static int st7789v_get_modes(struct drm_panel *panel,
 	mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
 	drm_mode_probed_add(connector, mode);
 
-	connector->display_info.width_mm = 61;
-	connector->display_info.height_mm = 103;
+	connector->display_info.width_mm = ctx->info->mode->width_mm;
+	connector->display_info.height_mm = ctx->info->mode->height_mm;
 
 	return 1;
 }
-- 
2.39.2