diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/g4x_dp.c')
-rw-r--r-- | drivers/gpu/drm/i915/display/g4x_dp.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c index f37677df6ebf..f67bbaaad8e0 100644 --- a/drivers/gpu/drm/i915/display/g4x_dp.c +++ b/drivers/gpu/drm/i915/display/g4x_dp.c @@ -18,6 +18,7 @@ #include "intel_fifo_underrun.h" #include "intel_hdmi.h" #include "intel_hotplug.h" +#include "intel_pch_display.h" #include "intel_pps.h" #include "vlv_sideband.h" @@ -333,6 +334,21 @@ static bool intel_dp_get_hw_state(struct intel_encoder *encoder, return ret; } +static void g4x_dp_get_m_n(struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + + if (crtc_state->has_pch_encoder) { + intel_pch_transcoder_get_m1_n1(crtc, &crtc_state->dp_m_n); + intel_pch_transcoder_get_m2_n2(crtc, &crtc_state->dp_m2_n2); + } else { + intel_cpu_transcoder_get_m1_n1(crtc, crtc_state->cpu_transcoder, + &crtc_state->dp_m_n); + intel_cpu_transcoder_get_m2_n2(crtc, crtc_state->cpu_transcoder, + &crtc_state->dp_m2_n2); + } +} + static void intel_dp_get_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) { @@ -384,7 +400,7 @@ static void intel_dp_get_config(struct intel_encoder *encoder, pipe_config->lane_count = ((tmp & DP_PORT_WIDTH_MASK) >> DP_PORT_WIDTH_SHIFT) + 1; - intel_dp_get_m_n(crtc, pipe_config); + g4x_dp_get_m_n(pipe_config); if (port == PORT_A) { if ((intel_de_read(dev_priv, DP_A) & DP_PLL_FREQ_MASK) == DP_PLL_FREQ_162MHZ) |