diff options
author | Dave Airlie <airlied@redhat.com> | 2017-07-13 13:38:22 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2017-07-13 13:38:22 +1000 |
commit | 6419ec78c6726aa54ff103aceffbf19d546d3d1b (patch) | |
tree | b5fe79b492c2348c4470b0a28ad15145822fd931 /drivers/gpu | |
parent | 0355e22a4b4a36d982178ecea2676ee9e480b20f (diff) | |
parent | 564d8a2cf3abf16575af48bdc3e86e92ee8a617d (diff) |
Merge branch 'drm-next-4.13' of git://people.freedesktop.org/~agd5f/linux into drm-next
single r700 fix.
* 'drm-next-4.13' of git://people.freedesktop.org/~agd5f/linux:
drm/radeon: Fix eDP for single-display iMac10,1 (v2)
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/radeon/atombios_encoders.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c index fa4f8f008e4d..e67ed383e11b 100644 --- a/drivers/gpu/drm/radeon/atombios_encoders.c +++ b/drivers/gpu/drm/radeon/atombios_encoders.c @@ -31,6 +31,7 @@ #include "radeon_asic.h" #include "atom.h" #include <linux/backlight.h> +#include <linux/dmi.h> extern int atom_debug; @@ -2184,9 +2185,17 @@ int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder, int fe_idx) goto assigned; } - /* on DCE32 and encoder can driver any block so just crtc id */ + /* + * On DCE32 any encoder can drive any block so usually just use crtc id, + * but Apple thinks different at least on iMac10,1, so there use linkb, + * otherwise the internal eDP panel will stay dark. + */ if (ASIC_IS_DCE32(rdev)) { - enc_idx = radeon_crtc->crtc_id; + if (dmi_match(DMI_PRODUCT_NAME, "iMac10,1")) + enc_idx = (dig->linkb) ? 1 : 0; + else + enc_idx = radeon_crtc->crtc_id; + goto assigned; } |