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From: "Michel Dänzer" <michel@daenzer.net>
To: random <eger-temp_addy-1075244930.6ef584@theboonies.us>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Linux Fbdev development list
	<linux-fbdev-devel@lists.sourceforge.net>
Subject: Re: Re: [PATCH] Radeon 2D Acceleration for 2.6
Date: Fri, 23 Jan 2004 02:22:56 +0100	[thread overview]
Message-ID: <1074820975.367.179.camel@thor.asgaard.local> (raw)
In-Reply-To: <Pine.LNX.4.50L0.0401210008080.16594-100000@rosencrantz.pok.ibm.com>

On Wed, 2004-01-21 at 00:09, random wrote: 
> 
> +void radeonfb_prim_fillrect(struct radeonfb_info *rinfo, 
> +                       const struct fb_fillrect *region)
> +{
> +	radeon_fifo_wait(4);  
> +  
> +	OUTREG(DP_GUI_MASTER_CNTL,  
> +		rinfo->dp_gui_master_cntl  /* contains, like GMC_DST_32BPP */
> +                | GMC_BRUSH_SOLID_COLOR
> +                | ROP3_P);
> +	OUTREG(DP_BRUSH_FRGD_CLR, region->color);
> +	OUTREG(DP_WRITE_MSK, 0xffffffff);

You could probably take this out of the acceleration functions, you
don't seem to need a different write mask?

> +	OUTREG(DP_CNTL, (DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM));
> +
> +	radeon_fifo_wait(2);  
> +	OUTREG(DST_Y_X, (region->dy << 16) | region->dx);
> +	OUTREG(DST_WIDTH_HEIGHT, (region->width << 16) | region->height);
> +	radeon_engine_idle ();

Why idle the engine in every acceleration function? Doesn't the API
provide a way to only do it when necessary?


PS: You lost my last reply to your private mails to your temporary
address scheme.

-- 
Earthling Michel Dänzer      |     Debian (powerpc), X and DRI developer
Libre software enthusiast    |   http://svcs.affero.net/rm.php?r=daenzer



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  parent reply	other threads:[~2004-01-23  1:23 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-01-20 14:44 [PATCH] Radeon 2D Acceleration for 2.6 random
2004-01-20 21:40 ` Benjamin Herrenschmidt
2004-01-20 22:47 ` Benjamin Herrenschmidt
2004-01-20 23:09   ` random
2004-01-21 11:10     ` Benjamin Herrenschmidt
2004-01-23  1:22     ` Michel Dänzer [this message]
2004-01-23  2:19       ` Benjamin Herrenschmidt

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