From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfgang Denk Date: Fri, 01 Aug 2008 09:58:46 +0200 Subject: [U-Boot-Users] [PATCH]:Enable 2D Engine in SM501 to hurry up fresh speed! In-Reply-To: Your message of "Fri, 01 Aug 2008 10:57:58 +0800." <000101c8f382$6761a650$30065e0a@SHZ.ST.COM> Message-ID: <20080801075846.4FD92248BF@gemini.denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de In message <000101c8f382$6761a650$30065e0a@SHZ.ST.COM> you wrote: > Hi Wolfgang, > I have modified my patch. New macro "CONFIG_SM501_ENABLE_2DENGINE" be > included to specify codes what enable SM501 2D engine. The macro need be > declared in config header file. > Why does it need to enable 2D engine? The reason is most of framebuffer > contents need be moved in VRAM when screen scrolls up. The work be done by > software in current U-Boot for SM501. The patch is to enable 2D engine to do > it by hardware without CPU interference. > > Signed-off-by: Ryan Chen Also note that there are coding style violations: trailing white space, indentation/vertical alignment by spaces instead of TABs, incorrect vertical alignment of "switch" / "case". Please fix these before you resubmit. Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de "At least they're __________EXPERIENCED incompetents"