From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@bootlin.com (Maxime Ripard) Date: Mon, 18 Jun 2018 10:27:06 +0200 Subject: [PATCH] Revert "drm/sun4i: Handle DRM_BUS_FLAG_PIXDATA_*EDGE" In-Reply-To: <20180613081647.31183-1-paul.kocialkowski@bootlin.com> References: <20180613081647.31183-1-paul.kocialkowski@bootlin.com> Message-ID: <20180618082706.jjklq36jeu3nqs2q@flea> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, Jun 13, 2018 at 10:16:47AM +0200, Paul Kocialkowski wrote: > This reverts commit 2c17a4368aad2b88b68e4390c819e226cf320f70. > > The offending commit triggers a run-time fault when accessing the panel > element of the sun4i_tcon structure when no such panel is attached. > > It was apparently assumed in said commit that a panel is always used with > the TCON. Although it is often the case, this is not always true. > For instance a bridge might be used instead of a panel. > > This issue was discovered using an A13-OLinuXino, that uses the TCON > in RGB mode for a simple DAC-based VGA bridge. > > Cc: stable at vger.kernel.org > Signed-off-by: Paul Kocialkowski Applied, thanks Maxime -- Maxime Ripard, Bootlin (formerly Free Electrons) Embedded Linux and Kernel engineering https://bootlin.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 833 bytes Desc: not available URL: