diff options
| author | Kai Vehmanen <kai.vehmanen@linux.intel.com> | 2020-03-10 18:23:38 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2020-03-11 20:28:11 +0200 |
| commit | 1aae3065197280bdc50367cc16ccd59aba7580a2 (patch) | |
| tree | c9ef07c7adc75323abd408097f0820d5f8665805 /drivers/gpu/drm/i915/display | |
| parent | 4aea5a9e6521c1ad484992d490f1cefa7d73d1ec (diff) | |
drm/i915: Add missing HDMI audio pixel clocks for gen12
Gen12 hardware supports HDMI audio pixel clocks of 296.7/297Mhz
and 593.4/594Mhz. Add the missing rates and add logic to ignore
them if running on older hardware.
Bspec: 49333
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200310162338.9387-1-kai.vehmanen@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/display')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_audio.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_audio.c b/drivers/gpu/drm/i915/display/intel_audio.c index 19bf206037c2..62f234f641de 100644 --- a/drivers/gpu/drm/i915/display/intel_audio.c +++ b/drivers/gpu/drm/i915/display/intel_audio.c @@ -149,6 +149,10 @@ static const struct { { 74250, AUD_CONFIG_PIXEL_CLOCK_HDMI_74250 }, { 148352, AUD_CONFIG_PIXEL_CLOCK_HDMI_148352 }, { 148500, AUD_CONFIG_PIXEL_CLOCK_HDMI_148500 }, + { 296703, AUD_CONFIG_PIXEL_CLOCK_HDMI_296703 }, + { 297000, AUD_CONFIG_PIXEL_CLOCK_HDMI_297000 }, + { 593407, AUD_CONFIG_PIXEL_CLOCK_HDMI_593407 }, + { 594000, AUD_CONFIG_PIXEL_CLOCK_HDMI_594000 }, }; /* HDMI N/CTS table */ @@ -234,6 +238,7 @@ static const struct hdmi_aud_ncts hdmi_aud_ncts_36bpp[] = { /* get AUD_CONFIG_PIXEL_CLOCK_HDMI_* value for mode */ static u32 audio_config_hdmi_pixel_clock(const struct intel_crtc_state *crtc_state) { + struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev); const struct drm_display_mode *adjusted_mode = &crtc_state->hw.adjusted_mode; int i; @@ -243,6 +248,9 @@ static u32 audio_config_hdmi_pixel_clock(const struct intel_crtc_state *crtc_sta break; } + if (INTEL_GEN(dev_priv) < 12 && adjusted_mode->crtc_clock > 148500) + i = ARRAY_SIZE(hdmi_audio_clock); + if (i == ARRAY_SIZE(hdmi_audio_clock)) { DRM_DEBUG_KMS("HDMI audio pixel clock setting for %d not found, falling back to defaults\n", adjusted_mode->crtc_clock); |