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| author | Dave Airlie <airlied@redhat.com> | 2015-10-01 08:28:25 +0200 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2015-10-02 07:34:42 +0200 |
| commit | ccf03d6995fa4b784f5b987726ba98f4859bf326 (patch) | |
| tree | 6fdc0aabe330fac0ec6ddc9d1cbf54b0a000ae3b /include/drm/drm_dp_helper.h | |
| parent | drm/dp/mst: drop cancel work sync in the mstb destroy path (v2) (diff) | |
| download | linux-ccf03d6995fa4b784f5b987726ba98f4859bf326.tar.xz linux-ccf03d6995fa4b784f5b987726ba98f4859bf326.zip | |
drm/dp/mst: add some defines for logical/physical ports
This just removes the magic number.
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'include/drm/drm_dp_helper.h')
| -rw-r--r-- | include/drm/drm_dp_helper.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index 499e9f625aef..0212d139a480 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -568,6 +568,10 @@ #define MODE_I2C_READ 4 #define MODE_I2C_STOP 8 +/* DP 1.2 MST PORTs - Section 2.5.1 v1.2a spec */ +#define DP_MST_PHYSICAL_PORT_0 0 +#define DP_MST_LOGICAL_PORT_0 8 + #define DP_LINK_STATUS_SIZE 6 bool drm_dp_channel_eq_ok(const u8 link_status[DP_LINK_STATUS_SIZE], int lane_count); |