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drm/i915/adl_p: Add IPs stepping mapping

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This will allow us to better implement workarounds.

Cc: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210514153711.2359617-17-matthew.d.roper@intel.com
This commit is contained in:
José Roberto de Souza
2021-05-14 08:37:08 -07:00
committed by Matt Roper
parent d961eb20ad
commit b2c6eaf27b
2 changed files with 19 additions and 1 deletions
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8
drivers/gpu/drm/i915/i915_drv.h
View File

@@ -1543,6 +1543,14 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
(IS_ALDERLAKE_S(__i915) && \
IS_GT_STEP(__i915, since, until))
#define IS_ADLP_DISPLAY_STEP(__i915, since, until) \
(IS_ALDERLAKE_P(__i915) && \
IS_DISPLAY_STEP(__i915, since, until))
#define IS_ADLP_GT_STEP(__i915, since, until) \
(IS_ALDERLAKE_P(__i915) && \
IS_GT_STEP(__i915, since, until))
#define IS_LP(dev_priv) (INTEL_INFO(dev_priv)->is_lp)
#define IS_GEN9_LP(dev_priv) (IS_GEN(dev_priv, 9) && IS_LP(dev_priv))
#define IS_GEN9_BC(dev_priv) (IS_GEN(dev_priv, 9) && !IS_LP(dev_priv))

12
drivers/gpu/drm/i915/intel_step.c
View File

@@ -47,6 +47,13 @@ static const struct intel_step_info adls_revid_step_tbl[] = {
[0xC] = { .gt_step = STEP_D0, .display_step = STEP_C0 },
};
static const struct intel_step_info adlp_revid_step_tbl[] = {
[0x0] = { .gt_step = STEP_A0, .display_step = STEP_A0 },
[0x4] = { .gt_step = STEP_B0, .display_step = STEP_B0 },
[0x8] = { .gt_step = STEP_C0, .display_step = STEP_C0 },
[0xC] = { .gt_step = STEP_C0, .display_step = STEP_D0 },
};
void intel_step_init(struct drm_i915_private *i915)
{
const struct intel_step_info *revids = NULL;
@@ -54,7 +61,10 @@ void intel_step_init(struct drm_i915_private *i915)
int revid = INTEL_REVID(i915);
struct intel_step_info step = {};
if (IS_ALDERLAKE_S(i915)) {
if (IS_ALDERLAKE_P(i915)) {
revids = adlp_revid_step_tbl;
size = ARRAY_SIZE(adlp_revid_step_tbl);
} else if (IS_ALDERLAKE_S(i915)) {
revids = adls_revid_step_tbl;
size = ARRAY_SIZE(adls_revid_step_tbl);
} else if (IS_TGL_U(i915) || IS_TGL_Y(i915)) {