Introduce DG2_WA subplatform for the devices that will be used in a workaround and span across multiple DG2 subplatforms. Signed-off-by: Raag Jadav <raag.jadav@xxxxxxxxx> --- drivers/gpu/drm/i915/i915_drv.h | 2 ++ drivers/gpu/drm/i915/intel_device_info.c | 34 +++++++++++++++++------- drivers/gpu/drm/i915/intel_device_info.h | 5 +++- 3 files changed, 31 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 39f6614a0a99..0a68cd9379e8 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -548,6 +548,8 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, IS_SUBPLATFORM(i915, INTEL_DG2, INTEL_SUBPLATFORM_G11) #define IS_DG2_G12(i915) \ IS_SUBPLATFORM(i915, INTEL_DG2, INTEL_SUBPLATFORM_G12) +#define IS_DG2_WA(i915) \ + IS_SUBPLATFORM(i915, INTEL_DG2, INTEL_SUBPLATFORM_WA) #define IS_RAPTORLAKE_S(i915) \ IS_SUBPLATFORM(i915, INTEL_ALDERLAKE_S, INTEL_SUBPLATFORM_RPL) #define IS_ALDERLAKE_P_N(i915) \ diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c index 3c47c625993e..674ab2a4d75e 100644 --- a/drivers/gpu/drm/i915/intel_device_info.c +++ b/drivers/gpu/drm/i915/intel_device_info.c @@ -200,6 +200,15 @@ static const u16 subplatform_g12_ids[] = { INTEL_DG2_G12_IDS(ID), }; +static const u16 subplatform_dg2_wa_ids[] = { + INTEL_DG2_WA_IDS(ID), +}; + +static const u16 subplatform_dg2_ids[] = { + INTEL_DG2_IDS(ID), + INTEL_ATS_M_IDS(ID), +}; + static const u16 subplatform_arl_ids[] = { INTEL_ARL_IDS(ID), }; @@ -252,15 +261,22 @@ static void intel_device_info_subplatform_init(struct drm_i915_private *i915) if (find_devid(devid, subplatform_rplu_ids, ARRAY_SIZE(subplatform_rplu_ids))) mask |= BIT(INTEL_SUBPLATFORM_RPLU); - } else if (find_devid(devid, subplatform_g10_ids, - ARRAY_SIZE(subplatform_g10_ids))) { - mask = BIT(INTEL_SUBPLATFORM_G10); - } else if (find_devid(devid, subplatform_g11_ids, - ARRAY_SIZE(subplatform_g11_ids))) { - mask = BIT(INTEL_SUBPLATFORM_G11); - } else if (find_devid(devid, subplatform_g12_ids, - ARRAY_SIZE(subplatform_g12_ids))) { - mask = BIT(INTEL_SUBPLATFORM_G12); + } else if (find_devid(devid, subplatform_dg2_ids, + ARRAY_SIZE(subplatform_dg2_ids))) { + if (find_devid(devid, subplatform_g10_ids, + ARRAY_SIZE(subplatform_g10_ids))) + mask = BIT(INTEL_SUBPLATFORM_G10); + else if (find_devid(devid, subplatform_g11_ids, + ARRAY_SIZE(subplatform_g11_ids))) + mask = BIT(INTEL_SUBPLATFORM_G11); + else if (find_devid(devid, subplatform_g12_ids, + ARRAY_SIZE(subplatform_g12_ids))) + mask = BIT(INTEL_SUBPLATFORM_G12); + + /* DG2 WA ids span across multiple subplatforms */ + if (find_devid(devid, subplatform_dg2_wa_ids, + ARRAY_SIZE(subplatform_dg2_wa_ids))) + mask |= BIT(INTEL_SUBPLATFORM_WA); } else if (find_devid(devid, subplatform_arl_ids, ARRAY_SIZE(subplatform_arl_ids))) { mask = BIT(INTEL_SUBPLATFORM_ARL); diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h index 643ff1bf74ee..c3623e859c78 100644 --- a/drivers/gpu/drm/i915/intel_device_info.h +++ b/drivers/gpu/drm/i915/intel_device_info.h @@ -95,9 +95,11 @@ enum intel_platform { /* * Subplatform bits share the same namespace per parent platform. In other words * it is fine for the same bit to be used on multiple parent platforms. + * Devices can belong to multiple subplatforms if needed, so it's possible to set + * multiple bits for same device. */ -#define INTEL_SUBPLATFORM_BITS (3) +#define INTEL_SUBPLATFORM_BITS (4) #define INTEL_SUBPLATFORM_MASK (BIT(INTEL_SUBPLATFORM_BITS) - 1) /* HSW/BDW/SKL/KBL/CFL */ @@ -114,6 +116,7 @@ enum intel_platform { #define INTEL_SUBPLATFORM_G10 0 #define INTEL_SUBPLATFORM_G11 1 #define INTEL_SUBPLATFORM_G12 2 +#define INTEL_SUBPLATFORM_WA 3 /* ADL */ #define INTEL_SUBPLATFORM_RPL 0 -- 2.34.1