diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_bw.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_bw.c | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c index 4b5a30ac84bc..584ab5ce4106 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.c +++ b/drivers/gpu/drm/i915/display/intel_bw.c @@ -77,9 +77,19 @@ static int icl_get_qgv_points(struct drm_i915_private *dev_priv, qi->num_points = dram_info->num_qgv_points; - if (IS_GEN(dev_priv, 12)) - qi->t_bl = dev_priv->dram_info.type == INTEL_DRAM_DDR4 ? 4 : 16; - else if (IS_GEN(dev_priv, 11)) + if (IS_DISPLAY_VER(dev_priv, 12)) + switch (dram_info->type) { + case INTEL_DRAM_DDR4: + qi->t_bl = 4; + break; + case INTEL_DRAM_DDR5: + qi->t_bl = 8; + break; + default: + qi->t_bl = 16; + break; + } + else if (IS_DISPLAY_VER(dev_priv, 11)) qi->t_bl = dev_priv->dram_info.type == INTEL_DRAM_DDR4 ? 4 : 8; if (drm_WARN_ON(&dev_priv->drm, @@ -142,6 +152,12 @@ static const struct intel_sa_info rkl_sa_info = { .displayrtids = 128, }; +static const struct intel_sa_info adls_sa_info = { + .deburst = 16, + .deprogbwlimit = 38, /* GB/s */ + .displayrtids = 256, +}; + static int icl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel_sa_info *sa) { struct intel_qgv_info qi = {}; @@ -251,11 +267,13 @@ void intel_bw_init_hw(struct drm_i915_private *dev_priv) if (!HAS_DISPLAY(dev_priv)) return; - if (IS_ROCKETLAKE(dev_priv)) + if (IS_ALDERLAKE_S(dev_priv)) + icl_get_bw_info(dev_priv, &adls_sa_info); + else if (IS_ROCKETLAKE(dev_priv)) icl_get_bw_info(dev_priv, &rkl_sa_info); - else if (IS_GEN(dev_priv, 12)) + else if (IS_DISPLAY_VER(dev_priv, 12)) icl_get_bw_info(dev_priv, &tgl_sa_info); - else if (IS_GEN(dev_priv, 11)) + else if (IS_DISPLAY_VER(dev_priv, 11)) icl_get_bw_info(dev_priv, &icl_sa_info); } @@ -515,7 +533,7 @@ int intel_bw_atomic_check(struct intel_atomic_state *state) u32 mask = (1 << num_qgv_points) - 1; /* FIXME earlier gens need some checks too */ - if (INTEL_GEN(dev_priv) < 11) + if (DISPLAY_VER(dev_priv) < 11) return 0; for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, |