diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_sdvo.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_sdvo.c | 38 |
1 files changed, 20 insertions, 18 deletions
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 47423f31f82b..02f220b4e4a1 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -963,30 +963,32 @@ static bool intel_sdvo_write_infoframe(struct intel_sdvo *intel_sdvo, static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo *intel_sdvo, const struct drm_display_mode *adjusted_mode) { - struct dip_infoframe avi_if = { - .type = DIP_TYPE_AVI, - .ver = DIP_VERSION_AVI, - .len = DIP_LEN_AVI, - }; - uint8_t sdvo_data[4 + sizeof(avi_if.body.avi)]; - struct intel_crtc *intel_crtc = to_intel_crtc(intel_sdvo->base.base.crtc); + uint8_t sdvo_data[HDMI_INFOFRAME_SIZE(AVI)]; + struct drm_crtc *crtc = intel_sdvo->base.base.crtc; + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + union hdmi_infoframe frame; + int ret; + ssize_t len; + + ret = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi, + adjusted_mode); + if (ret < 0) { + DRM_ERROR("couldn't fill AVI infoframe\n"); + return false; + } if (intel_sdvo->rgb_quant_range_selectable) { if (intel_crtc->config.limited_color_range) - avi_if.body.avi.ITC_EC_Q_SC |= DIP_AVI_RGB_QUANT_RANGE_LIMITED; + frame.avi.quantization_range = + HDMI_QUANTIZATION_RANGE_LIMITED; else - avi_if.body.avi.ITC_EC_Q_SC |= DIP_AVI_RGB_QUANT_RANGE_FULL; + frame.avi.quantization_range = + HDMI_QUANTIZATION_RANGE_FULL; } - avi_if.body.avi.VIC = drm_match_cea_mode(adjusted_mode); - - intel_dip_infoframe_csum(&avi_if); - - /* sdvo spec says that the ecc is handled by the hw, and it looks like - * we must not send the ecc field, either. */ - memcpy(sdvo_data, &avi_if, 3); - sdvo_data[3] = avi_if.checksum; - memcpy(&sdvo_data[4], &avi_if.body, sizeof(avi_if.body.avi)); + len = hdmi_infoframe_pack(&frame, sdvo_data, sizeof(sdvo_data)); + if (len < 0) + return false; return intel_sdvo_write_infoframe(intel_sdvo, SDVO_HBUF_INDEX_AVI_IF, SDVO_HBUF_TX_VSYNC, |