From mboxrd@z Thu Jan 1 00:00:00 1970 From: Russell King - ARM Linux Subject: Re: Armada DRM driver on OLPC XO Date: Fri, 28 Jun 2013 22:27:23 +0100 Message-ID: <20130628212723.GK4283@n2100.arm.linux.org.uk> References: <20130625204726.BF65C12647A@dev.laptop.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <20130625204726.BF65C12647A@dev.laptop.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Daniel Drake Cc: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org List-Id: dri-devel@lists.freedesktop.org On Tue, Jun 25, 2013 at 04:47:26PM -0400, Daniel Drake wrote: > I have tested it on OLPC XO-1.75 (MMP2 aka Armada610) and OLPC XO-4 (MMP3 > aka PXA2128). After a bit of fighting, I have it running. Could you share your > X driver, or your methodology for testing hardware cursors? I'd like to test > your work there too. BTW... a point on this. As you don't have the LCD_SPU_ADV_REG register, you probably don't have support for ARGB cursors. DRM only supports ARGB cursors. You can't down-convert an ARGB cursor to something which looks reasonable in the kernel, so I'd suggest forgetting hardware cursors. Even converting ARGB to transparency + RGB looks rubbish and wrong.