linux-kernel - [PATCH] drm/rockchip: pass 0 to drm_fbdev_generic

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Date:   Mon,  1 Nov 2021 11:46:22 +0000
From:   John Keeping <john@...anate.com>
To:     dri-devel@...ts.freedesktop.org
Cc:     John Keeping <john@...anate.com>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Sandy Huang <hjc@...k-chips.com>,
        Heiko Stübner <heiko@...ech.de>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] drm/rockchip: pass 0 to drm_fbdev_generic_setup()

Allow drm_fbdev_generic_setup() to pick the default bpp value for the
framebuffer.

This has no functional impact because the default is 32, given that
mode_config.preferred_depth is not set for Rockchip.

Suggested-by: Thomas Zimmermann <tzimmermann@...e.de>
Signed-off-by: John Keeping <john@...anate.com>
---
This needs [1] to be applied first.

[1] https://lore.kernel.org/all/20211029115014.264084-1-john@metanate.com

 drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
index 1481181445fd..e37e74998fa9 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
@@ -165,7 +165,7 @@ static int rockchip_drm_bind(struct device *dev)
 	if (ret)
 		goto err_kms_helper_poll_fini;
 
-	drm_fbdev_generic_setup(drm_dev, 32);
+	drm_fbdev_generic_setup(drm_dev, 0);
 
 	return 0;
 err_kms_helper_poll_fini:
-- 
2.33.1