staging: drm/imx: ipu-dmfc: fix bandwidth allocation
authorPhilipp Zabel <p.zabel@pengutronix.de>
Fri, 21 Jun 2013 08:57:19 +0000 (10:57 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 24 Jun 2013 23:01:05 +0000 (16:01 -0700)
commit0b92e2f40378d4426145467301f9a249bba5907d
treeff0ef795eacf429dcc1aee43653d52e67a2ad998
parentba776c18905d96d25ef1dcebdef8ef5e7c1b3f9a
staging: drm/imx: ipu-dmfc: fix bandwidth allocation

The IPU can request up to four pixels per access, which gives four
times the bandwidth compared to what the driver currently assumes.
After correcting this, we have to increase safety margins for
bandwidth requirement calculations.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/imx-drm/ipu-v3/ipu-dmfc.c