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 <[email protected]> Reviewed-by: Ville Syrjälä <[email protected]> --- drivers/gpu/drm/i915/display/intel_audio.c | 8 ++++++++ drivers/gpu/drm/i915/i915_reg.h | 4 ++++ 2 files changed, 12 insertions(+) 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); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 79ae9654dac9..ee4a75ac9186 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -9251,6 +9251,10 @@ enum { #define AUD_CONFIG_PIXEL_CLOCK_HDMI_74250 (7 << 16) #define AUD_CONFIG_PIXEL_CLOCK_HDMI_148352 (8 << 16) #define AUD_CONFIG_PIXEL_CLOCK_HDMI_148500 (9 << 16) +#define AUD_CONFIG_PIXEL_CLOCK_HDMI_296703 (10 << 16) +#define AUD_CONFIG_PIXEL_CLOCK_HDMI_297000 (11 << 16) +#define AUD_CONFIG_PIXEL_CLOCK_HDMI_593407 (12 << 16) +#define AUD_CONFIG_PIXEL_CLOCK_HDMI_594000 (13 << 16) #define AUD_CONFIG_DISABLE_NCTS (1 << 3) /* HSW Audio */ -- 2.17.1 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
