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-rw-r--r--include/drm/display/drm_dp_helper.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/drm/display/drm_dp_helper.h b/include/drm/display/drm_dp_helper.h
index d9614e2c8939..e4ca35143ff9 100644
--- a/include/drm/display/drm_dp_helper.h
+++ b/include/drm/display/drm_dp_helper.h
@@ -518,6 +518,11 @@ struct drm_dp_aux {
* @powered_down: If true then the remote endpoint is powered down.
*/
bool powered_down;
+
+ /**
+ * @no_zero_sized: If the hw can't use zero sized transfers (NVIDIA)
+ */
+ bool no_zero_sized;
};
int drm_dp_dpcd_probe(struct drm_dp_aux *aux, unsigned int offset);
@@ -971,5 +976,7 @@ int drm_dp_bw_channel_coding_efficiency(bool is_uhbr);
int drm_dp_max_dprx_data_rate(int max_link_rate, int max_lanes);
ssize_t drm_dp_vsc_sdp_pack(const struct drm_dp_vsc_sdp *vsc, struct dp_sdp *sdp);
+int drm_dp_link_symbol_cycles(int lane_count, int pixels, int dsc_slice_count,
+ int bpp_x16, int symbol_size, bool is_mst);
#endif /* _DRM_DP_HELPER_H_ */