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| author | Manasi Navare <manasi.d.navare@intel.com> | 2018-01-22 14:43:10 -0800 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2018-01-26 13:36:53 +0200 |
| commit | e0bd878a959008f02a1280b1dd2c128324586af3 (patch) | |
| tree | cdc2fd20979e17ae8cb111fb93bc5afed5840f32 /drivers/gpu/drm/drm_dp_mst_topology.c | |
| parent | a35f2f34b5b4ea079abefb644ac4f828c30e9a5d (diff) | |
| download | lwn-e0bd878a959008f02a1280b1dd2c128324586af3.tar.gz lwn-e0bd878a959008f02a1280b1dd2c128324586af3.zip | |
drm/dp: Add HBR3 support in existing DRM DP helpers
Existing helpers add support upto HBR2. This patch
adds support for HBR3 rate (8.1 Gbps) introduced as
part of DP 1.4 specification.
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Manasi Navare <manasi.d.navare@intel.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1516660991-20697-1-git-send-email-manasi.d.navare@intel.com
Diffstat (limited to 'drivers/gpu/drm/drm_dp_mst_topology.c')
| -rw-r--r-- | drivers/gpu/drm/drm_dp_mst_topology.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 70dcfa58d3c2..36df7df5fe1a 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -2087,6 +2087,9 @@ static bool drm_dp_get_vc_payload_bw(int dp_link_bw, case DP_LINK_BW_5_4: *out = 10 * dp_link_count; break; + case DP_LINK_BW_8_1: + *out = 15 * dp_link_count; + break; } return true; } |