Von: Stephen Micheals <stephen.micheals@xxxxxxxxx> An: thomas.reim@xxxxxxxxxx Betreff: Re: [PATCH] drm/radeon: Fix ECS A740GM-M DVI-D EDID error flooding problem Datum: Wed, 20 Jul 2011 13:12:26 -0700 Acked-by: Stephen Michaels <Stephen.Micheals@xxxxxxxxx> On Wed, Jul 20, 2011 at 1:34 AM, <reimth@xxxxxxxxxxxxxx> wrote: > From: Thomas Reim <reimth@xxxxxxxxx> > > ECS A740GM-M with ATI RADEON 2100 sends data to i2c bus > for a DVI connector that is not implemented/existent on the board. > > Fix by applying extented DDC probing for this connector. > > Requires [PATCH] drm/radeon: Fix Asus M2A-VM HDMI EDID error flooding problem > > BugLink: http://bugs.launchpad.net/bugs/810926 > > Signed-off-by: Thomas Reim <reimth@xxxxxxxxx> > --- > drivers/gpu/drm/radeon/radeon_connectors.c | 9 +++++++++ > 1 files changed, 9 insertions(+), 0 deletions(-) > > diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c > index 2e70be2..82dacc6 100644 > --- a/drivers/gpu/drm/radeon/radeon_connectors.c > +++ b/drivers/gpu/drm/radeon/radeon_connectors.c > @@ -449,6 +449,15 @@ static bool radeon_connector_needs_extended_probe(struct radeon_device *dev, > (supported_device == ATOM_DEVICE_DFP2_SUPPORT)) > return true; > } > + /* ECS A740GM-M with ATI RADEON 2100 sends data to i2c bus > + * for a DVI connector that is not implemented */ > + if ((dev->pdev->device == 0x796e) && > + (dev->pdev->subsystem_vendor == 0x1019) && > + (dev->pdev->subsystem_device == 0x2615)) { > + if ((connector_type == DRM_MODE_CONNECTOR_DVID) && > + (supported_device == ATOM_DEVICE_DFP2_SUPPORT)) > + return true; > + } > > /* Default: no EDID header probe required for DDC probing */ > return false; > -- > 1.7.1 > >
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