linux-kernel - Re: [PATCH]: radeonfb: Fix copyarea for R300 and later.

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Date:	Thu, 07 Aug 2008 15:52:49 +1000
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	David Miller <davem@...emloft.net>
Cc:	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	stable@...nel.org
Subject: Re: [PATCH]: radeonfb: Fix copyarea for R300 and later.


>  
> +	/* Ensure the dst cache is flushed and the engine idle before
> +	 * issuing the operation.
> +	 *
> +	 * This works around engine lockups on some cards
> +	 */
> +	OUTREG(DSTCACHE_CTLSTAT, RB2D_DC_FLUSH_ALL);
> +	OUTREG(WAIT_UNTIL, (WAIT_2D_IDLECLEAN | WAIT_DMA_GUI_IDLE));
> +
>  	radeon_fifo_wait(2);  

Typo in the patch, missing radeon_fifo_wait before the cache flush.

Fixed version on it's way, sorry.

Cheers,
Ben.


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