From: Alex Deucher Date: Tue, 24 Feb 2015 16:29:21 +0000 (-0500) Subject: drm/radeon: fix doublescan modes (v2) X-Git-Tag: v3.4.109~135 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=377bd9bd65d31bef5ee4345fc7c15f13dbf66c8a;p=thirdparty%2Fkernel%2Fstable.git drm/radeon: fix doublescan modes (v2) commit fd99a0943ffaa0320ea4f69d09ed188f950c0432 upstream. Use the correct flags for atom. v2: handle DRM_MODE_FLAG_DBLCLK Signed-off-by: Alex Deucher Signed-off-by: Zefan Li --- diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index d51c08da3f69e..af6790ccb8a9f 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -318,8 +318,10 @@ atombios_set_crtc_dtd_timing(struct drm_crtc *crtc, misc |= ATOM_COMPOSITESYNC; if (mode->flags & DRM_MODE_FLAG_INTERLACE) misc |= ATOM_INTERLACE; - if (mode->flags & DRM_MODE_FLAG_DBLSCAN) + if (mode->flags & DRM_MODE_FLAG_DBLCLK) misc |= ATOM_DOUBLE_CLOCK_MODE; + if (mode->flags & DRM_MODE_FLAG_DBLSCAN) + misc |= ATOM_H_REPLICATIONBY2 | ATOM_V_REPLICATIONBY2; args.susModeMiscInfo.usAccess = cpu_to_le16(misc); args.ucCRTC = radeon_crtc->crtc_id; @@ -362,8 +364,10 @@ static void atombios_crtc_set_timing(struct drm_crtc *crtc, misc |= ATOM_COMPOSITESYNC; if (mode->flags & DRM_MODE_FLAG_INTERLACE) misc |= ATOM_INTERLACE; - if (mode->flags & DRM_MODE_FLAG_DBLSCAN) + if (mode->flags & DRM_MODE_FLAG_DBLCLK) misc |= ATOM_DOUBLE_CLOCK_MODE; + if (mode->flags & DRM_MODE_FLAG_DBLSCAN) + misc |= ATOM_H_REPLICATIONBY2 | ATOM_V_REPLICATIONBY2; args.susModeMiscInfo.usAccess = cpu_to_le16(misc); args.ucCRTC = radeon_crtc->crtc_id;