diff options
Diffstat (limited to 'drivers/gpu/drm/i915/soc/intel_dram.c')
| -rw-r--r-- | drivers/gpu/drm/i915/soc/intel_dram.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/soc/intel_dram.c b/drivers/gpu/drm/i915/soc/intel_dram.c index 4aba47bccc63..eee5c4f45a43 100644 --- a/drivers/gpu/drm/i915/soc/intel_dram.c +++ b/drivers/gpu/drm/i915/soc/intel_dram.c @@ -33,8 +33,14 @@ static const char *intel_dram_type_str(enum intel_dram_type type) DRAM_TYPE_STR(DDR4), DRAM_TYPE_STR(LPDDR3), DRAM_TYPE_STR(LPDDR4), + DRAM_TYPE_STR(DDR5), + DRAM_TYPE_STR(LPDDR5), + DRAM_TYPE_STR(GDDR), + DRAM_TYPE_STR(GDDR_ECC), }; + BUILD_BUG_ON(ARRAY_SIZE(str) != __INTEL_DRAM_TYPE_MAX); + if (type >= ARRAY_SIZE(str)) type = INTEL_DRAM_UNKNOWN; @@ -444,8 +450,6 @@ skl_get_dram_info(struct drm_i915_private *i915) int ret; dram_info->type = skl_get_dram_type(i915); - drm_dbg_kms(&i915->drm, "DRAM type: %s\n", - intel_dram_type_str(dram_info->type)); ret = skl_dram_get_channels_info(i915); if (ret) @@ -560,10 +564,9 @@ static int bxt_get_dram_info(struct drm_i915_private *i915) dram_info->type != type); drm_dbg_kms(&i915->drm, - "CH%u DIMM size: %u Gb, width: X%u, ranks: %u, type: %s\n", + "CH%u DIMM size: %u Gb, width: X%u, ranks: %u\n", i - BXT_D_CR_DRP0_DUNIT_START, - dimm.size, dimm.width, dimm.ranks, - intel_dram_type_str(type)); + dimm.size, dimm.width, dimm.ranks); if (valid_ranks == 0) valid_ranks = dimm.ranks; @@ -687,6 +690,10 @@ static int xelpdp_get_dram_info(struct drm_i915_private *i915) drm_WARN_ON(&i915->drm, !IS_DGFX(i915)); dram_info->type = INTEL_DRAM_GDDR; break; + case 9: + drm_WARN_ON(&i915->drm, !IS_DGFX(i915)); + dram_info->type = INTEL_DRAM_GDDR_ECC; + break; default: MISSING_CASE(val); return -EINVAL; @@ -714,7 +721,7 @@ void intel_dram_detect(struct drm_i915_private *i915) * Assume level 0 watermark latency adjustment is needed until proven * otherwise, this w/a is not needed by bxt/glk. */ - dram_info->wm_lv_0_adjust_needed = !IS_GEN9_LP(i915); + dram_info->wm_lv_0_adjust_needed = !IS_BROXTON(i915) && !IS_GEMINILAKE(i915); if (DISPLAY_VER(i915) >= 14) ret = xelpdp_get_dram_info(i915); @@ -722,10 +729,14 @@ void intel_dram_detect(struct drm_i915_private *i915) ret = gen12_get_dram_info(i915); else if (GRAPHICS_VER(i915) >= 11) ret = gen11_get_dram_info(i915); - else if (IS_GEN9_LP(i915)) + else if (IS_BROXTON(i915) || IS_GEMINILAKE(i915)) ret = bxt_get_dram_info(i915); else ret = skl_get_dram_info(i915); + + drm_dbg_kms(&i915->drm, "DRAM type: %s\n", + intel_dram_type_str(dram_info->type)); + if (ret) return; |