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-rw-r--r--drivers/gpu/drm/i915/display/intel_display_power.c5
-rw-r--r--drivers/gpu/drm/i915/display/intel_sprite.c4
-rw-r--r--drivers/gpu/drm/i915/gt/intel_workarounds.c111
-rw-r--r--drivers/gpu/drm/i915/i915_pci.c2
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h14
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c39
6 files changed, 131 insertions, 44 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c
index 4934c89882b1..18af078c208b 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power.c
+++ b/drivers/gpu/drm/i915/display/intel_display_power.c
@@ -5273,8 +5273,9 @@ static void tgl_bw_buddy_init(struct drm_i915_private *dev_priv)
unsigned long abox_mask = INTEL_INFO(dev_priv)->abox_mask;
int config, i;
- if (IS_TGL_DISP_REVID(dev_priv, TGL_REVID_A0, TGL_REVID_B0))
- /* Wa_1409767108: tgl */
+ if (IS_DG1_REVID(dev_priv, DG1_REVID_A0, DG1_REVID_A0) ||
+ IS_TGL_DISP_REVID(dev_priv, TGL_REVID_A0, TGL_REVID_B0))
+ /* Wa_1409767108:tgl,dg1 */
table = wa_1409767108_buddy_page_masks;
else
table = tgl_buddy_page_masks;
diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c b/drivers/gpu/drm/i915/display/intel_sprite.c
index 3ae7470c1b8b..88bfebdf9228 100644
--- a/drivers/gpu/drm/i915/display/intel_sprite.c
+++ b/drivers/gpu/drm/i915/display/intel_sprite.c
@@ -2886,8 +2886,8 @@ static bool skl_plane_format_mod_supported(struct drm_plane *_plane,
static bool gen12_plane_supports_mc_ccs(struct drm_i915_private *dev_priv,
enum plane_id plane_id)
{
- /* Wa_14010477008:tgl[a0..c0],rkl[all] */
- if (IS_ROCKETLAKE(dev_priv) ||
+ /* Wa_14010477008:tgl[a0..c0],rkl[all],dg1[all] */
+ if (IS_DG1(dev_priv) || IS_ROCKETLAKE(dev_priv) ||
IS_TGL_DISP_REVID(dev_priv, TGL_REVID_A0, TGL_REVID_C0))
return false;
diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index c6433b72f5e9..fed9503a7c4e 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -672,6 +672,20 @@ static void tgl_ctx_workarounds_init(struct intel_engine_cs *engine,
0);
}
+static void dg1_ctx_workarounds_init(struct intel_engine_cs *engine,
+ struct i915_wa_list *wal)
+{
+ gen12_ctx_workarounds_init(engine, wal);
+
+ /* Wa_1409044764 */
+ WA_CLR_BIT_MASKED(GEN11_COMMON_SLICE_CHICKEN3,
+ DG1_FLOAT_POINT_BLEND_OPT_STRICT_MODE_EN);
+
+ /* Wa_22010493298 */
+ WA_SET_BIT_MASKED(HIZ_CHICKEN,
+ DG1_HZ_READ_SUPPRESSION_OPTIMIZATION_DISABLE);
+}
+
static void
__intel_engine_init_ctx_wa(struct intel_engine_cs *engine,
struct i915_wa_list *wal,
@@ -684,7 +698,9 @@ __intel_engine_init_ctx_wa(struct intel_engine_cs *engine,
wa_init_start(wal, name, engine->name);
- if (IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915))
+ if (IS_DG1(i915))
+ dg1_ctx_workarounds_init(engine, wal);
+ else if (IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915))
tgl_ctx_workarounds_init(engine, wal);
else if (IS_GEN(i915, 12))
gen12_ctx_workarounds_init(engine, wal);
@@ -1245,9 +1261,35 @@ tgl_gt_workarounds_init(struct drm_i915_private *i915, struct i915_wa_list *wal)
}
static void
+dg1_gt_workarounds_init(struct drm_i915_private *i915, struct i915_wa_list *wal)
+{
+ gen12_gt_workarounds_init(i915, wal);
+
+ /* Wa_1607087056:dg1 */
+ if (IS_DG1_REVID(i915, DG1_REVID_A0, DG1_REVID_A0))
+ wa_write_or(wal,
+ SLICE_UNIT_LEVEL_CLKGATE,
+ L3_CLKGATE_DIS | L3_CR2X_CLKGATE_DIS);
+
+ /* Wa_1409420604:dg1 */
+ if (IS_DG1(i915))
+ wa_write_or(wal,
+ SUBSLICE_UNIT_LEVEL_CLKGATE2,
+ CPSSUNIT_CLKGATE_DIS);
+
+ /* Wa_1408615072:dg1 */
+ /* Empirical testing shows this register is unaffected by engine reset. */
+ if (IS_DG1(i915))
+ wa_write_or(wal, UNSLICE_UNIT_LEVEL_CLKGATE2,
+ VSUNIT_CLKGATE_DIS_TGL);
+}
+
+static void
gt_init_workarounds(struct drm_i915_private *i915, struct i915_wa_list *wal)
{
- if (IS_TIGERLAKE(i915))
+ if (IS_DG1(i915))
+ dg1_gt_workarounds_init(i915, wal);
+ else if (IS_TIGERLAKE(i915))
tgl_gt_workarounds_init(i915, wal);
else if (IS_GEN(i915, 12))
gen12_gt_workarounds_init(i915, wal);
@@ -1612,6 +1654,20 @@ static void tgl_whitelist_build(struct intel_engine_cs *engine)
}
}
+static void dg1_whitelist_build(struct intel_engine_cs *engine)
+{
+ struct i915_wa_list *w = &engine->whitelist;
+
+ tgl_whitelist_build(engine);
+
+ /* GEN:BUG:1409280441:dg1 */
+ if (IS_DG1_REVID(engine->i915, DG1_REVID_A0, DG1_REVID_A0) &&
+ (engine->class == RENDER_CLASS ||
+ engine->class == COPY_ENGINE_CLASS))
+ whitelist_reg_ext(w, RING_ID(engine->mmio_base),
+ RING_FORCE_TO_NONPRIV_ACCESS_RD);
+}
+
void intel_engine_init_whitelist(struct intel_engine_cs *engine)
{
struct drm_i915_private *i915 = engine->i915;
@@ -1619,7 +1675,9 @@ void intel_engine_init_whitelist(struct intel_engine_cs *engine)
wa_init_start(w, "whitelist", engine->name);
- if (IS_GEN(i915, 12))
+ if (IS_DG1(i915))
+ dg1_whitelist_build(engine);
+ else if (IS_GEN(i915, 12))
tgl_whitelist_build(engine);
else if (IS_GEN(i915, 11))
icl_whitelist_build(engine);
@@ -1673,15 +1731,18 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal)
{
struct drm_i915_private *i915 = engine->i915;
- if (IS_TGL_UY_GT_REVID(i915, TGL_REVID_A0, TGL_REVID_A0)) {
+ if (IS_DG1_REVID(i915, DG1_REVID_A0, DG1_REVID_A0) ||
+ IS_TGL_UY_GT_REVID(i915, TGL_REVID_A0, TGL_REVID_A0)) {
/*
- * Wa_1607138336:tgl
- * Wa_1607063988:tgl
+ * Wa_1607138336:tgl[a0],dg1[a0]
+ * Wa_1607063988:tgl[a0],dg1[a0]
*/
wa_write_or(wal,
GEN9_CTX_PREEMPT_REG,
GEN12_DISABLE_POSH_BUSY_FF_DOP_CG);
+ }
+ if (IS_TGL_UY_GT_REVID(i915, TGL_REVID_A0, TGL_REVID_A0)) {
/*
* Wa_1606679103:tgl
* (see also Wa_1606682166:icl)
@@ -1695,35 +1756,41 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal)
VSUNIT_CLKGATE_DIS_TGL);
}
- if (IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915)) {
- /* Wa_1606931601:tgl,rkl */
+ if (IS_DG1(i915) || IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915)) {
+ /* Wa_1606931601:tgl,rkl,dg1 */
wa_masked_en(wal, GEN7_ROW_CHICKEN2, GEN12_DISABLE_EARLY_READ);
- /* Wa_1409804808:tgl,rkl */
+ /*
+ * Wa_1407928979:tgl A*
+ * Wa_18011464164:tgl[B0+],dg1[B0+]
+ * Wa_22010931296:tgl[B0+],dg1[B0+]
+ * Wa_14010919138:rkl, dg1
+ */
+ wa_write_or(wal, GEN7_FF_THREAD_MODE,
+ GEN12_FF_TESSELATION_DOP_GATE_DISABLE);
+ }
+
+ if (IS_DG1_REVID(i915, DG1_REVID_A0, DG1_REVID_A0) ||
+ IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915)) {
+ /* Wa_1409804808:tgl,rkl,dg1[a0] */
wa_masked_en(wal, GEN7_ROW_CHICKEN2,
GEN12_PUSH_CONST_DEREF_HOLD_DIS);
/*
* Wa_1409085225:tgl
- * Wa_14010229206:tgl,rkl
+ * Wa_14010229206:tgl,rkl,dg1[a0]
*/
wa_masked_en(wal, GEN9_ROW_CHICKEN4, GEN12_DISABLE_TDL_PUSH);
/*
- * Wa_1407928979:tgl A*
- * Wa_18011464164:tgl B0+
- * Wa_22010931296:tgl B0+
- * Wa_14010919138:rkl,tgl
- */
- wa_write_or(wal, GEN7_FF_THREAD_MODE,
- GEN12_FF_TESSELATION_DOP_GATE_DISABLE);
-
- /*
* Wa_1607030317:tgl
* Wa_1607186500:tgl
- * Wa_1607297627:tgl,rkl there are multiple entries for this
- * WA in the BSpec; some indicate this is an A0-only WA,
- * others indicate it applies to all steppings.
+ * Wa_1607297627:tgl,rkl,dg1[a0]
+ *
+ * On TGL and RKL there are multiple entries for this WA in the
+ * BSpec; some indicate this is an A0-only WA, others indicate
+ * it applies to all steppings so we trust the "all steppings."
+ * For DG1 this only applies to A0.
*/
wa_masked_en(wal,
GEN6_RC_SLEEP_PSMI_CONTROL,
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index 16d4e72bed09..d0eeb2181e74 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -918,6 +918,8 @@ static const struct intel_device_info dg1_info __maybe_unused = {
.platform_engine_mask =
BIT(RCS0) | BIT(BCS0) | BIT(VECS0) |
BIT(VCS0) | BIT(VCS2),
+ /* Wa_16011227922 */
+ .ppgtt_size = 47,
};
#undef GEN
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 49945e33f573..d33d0057aef4 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -2528,6 +2528,7 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg)
#define RING_PSMI_CTL(base) _MMIO((base) + 0x50)
#define RING_MAX_IDLE(base) _MMIO((base) + 0x54)
#define RING_HWS_PGA(base) _MMIO((base) + 0x80)
+#define RING_ID(base) _MMIO((base) + 0x8c)
#define RING_HWS_PGA_GEN6(base) _MMIO((base) + 0x2080)
#define RING_RESET_CTL(base) _MMIO((base) + 0xd0)
#define RESET_CTL_CAT_ERROR REG_BIT(2)
@@ -4147,6 +4148,7 @@ enum {
#define GEN9_CLKGATE_DIS_3 _MMIO(0x46538)
#define TGL_VRH_GATING_DIS REG_BIT(31)
+#define DPT_GATING_DIS REG_BIT(22)
#define GEN9_CLKGATE_DIS_4 _MMIO(0x4653C)
#define BXT_GMBUS_GATING_DIS (1 << 14)
@@ -8019,13 +8021,15 @@ enum {
#define GEN8_L3CNTLREG _MMIO(0x7034)
#define GEN8_ERRDETBCTRL (1 << 9)
-#define GEN11_COMMON_SLICE_CHICKEN3 _MMIO(0x7304)
- #define GEN11_BLEND_EMB_FIX_DISABLE_IN_RCC (1 << 11)
- #define GEN12_DISABLE_CPS_AWARE_COLOR_PIPE (1 << 9)
+#define GEN11_COMMON_SLICE_CHICKEN3 _MMIO(0x7304)
+ #define DG1_FLOAT_POINT_BLEND_OPT_STRICT_MODE_EN REG_BIT(12)
+ #define GEN11_BLEND_EMB_FIX_DISABLE_IN_RCC REG_BIT(11)
+ #define GEN12_DISABLE_CPS_AWARE_COLOR_PIPE REG_BIT(9)
#define HIZ_CHICKEN _MMIO(0x7018)
-# define CHV_HZ_8X8_MODE_IN_1X (1 << 15)
-# define BDW_HIZ_POWER_COMPILER_CLOCK_GATING_DISABLE (1 << 3)
+# define CHV_HZ_8X8_MODE_IN_1X REG_BIT(15)
+# define DG1_HZ_READ_SUPPRESSION_OPTIMIZATION_DISABLE REG_BIT(14)
+# define BDW_HIZ_POWER_COMPILER_CLOCK_GATING_DISABLE REG_BIT(3)
#define GEN9_SLICE_COMMON_ECO_CHICKEN0 _MMIO(0x7308)
#define DISABLE_PIXEL_MASK_CAMMING (1 << 14)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 8cd62402d597..ae6b367e63cb 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -7116,25 +7116,26 @@ static void icl_init_clock_gating(struct drm_i915_private *dev_priv)
0, CNL_DELAY_PMRSP);
}
-static void tgl_init_clock_gating(struct drm_i915_private *dev_priv)
+static void gen12_init_clock_gating(struct drm_i915_private *i915)
{
- u32 vd_pg_enable = 0;
unsigned int i;
+ /* This is not a WA. Enable VD HCP & MFX_ENC powergate */
+ for (i = 0; i < I915_MAX_VCS; i++)
+ if (HAS_ENGINE(&i915->gt, _VCS(i)))
+ intel_uncore_rmw(&i915->uncore, POWERGATE_ENABLE, 0,
+ VDN_HCP_POWERGATE_ENABLE(i) |
+ VDN_MFX_POWERGATE_ENABLE(i));
+}
+
+static void tgl_init_clock_gating(struct drm_i915_private *dev_priv)
+{
+ gen12_init_clock_gating(dev_priv);
+
/* Wa_1409120013:tgl */
I915_WRITE(ILK_DPFC_CHICKEN,
ILK_DPFC_CHICKEN_COMP_DUMMY_PIXEL);
- /* This is not a WA. Enable VD HCP & MFX_ENC powergate */
- for (i = 0; i < I915_MAX_VCS; i++) {
- if (HAS_ENGINE(&dev_priv->gt, _VCS(i)))
- vd_pg_enable |= VDN_HCP_POWERGATE_ENABLE(i) |
- VDN_MFX_POWERGATE_ENABLE(i);
- }
-
- I915_WRITE(POWERGATE_ENABLE,
- I915_READ(POWERGATE_ENABLE) | vd_pg_enable);
-
/* Wa_1409825376:tgl (pre-prod)*/
if (IS_TGL_DISP_REVID(dev_priv, TGL_REVID_A0, TGL_REVID_B1))
I915_WRITE(GEN9_CLKGATE_DIS_3, I915_READ(GEN9_CLKGATE_DIS_3) |
@@ -7145,6 +7146,16 @@ static void tgl_init_clock_gating(struct drm_i915_private *dev_priv)
0, DFR_DISABLE);
}
+static void dg1_init_clock_gating(struct drm_i915_private *dev_priv)
+{
+ gen12_init_clock_gating(dev_priv);
+
+ /* Wa_1409836686:dg1[a0] */
+ if (IS_DG1_REVID(dev_priv, DG1_REVID_A0, DG1_REVID_A0))
+ I915_WRITE(GEN9_CLKGATE_DIS_3, I915_READ(GEN9_CLKGATE_DIS_3) |
+ DPT_GATING_DIS);
+}
+
static void cnp_init_clock_gating(struct drm_i915_private *dev_priv)
{
if (!HAS_PCH_CNP(dev_priv))
@@ -7590,7 +7601,9 @@ static void nop_init_clock_gating(struct drm_i915_private *dev_priv)
*/
void intel_init_clock_gating_hooks(struct drm_i915_private *dev_priv)
{
- if (IS_GEN(dev_priv, 12))
+ if (IS_DG1(dev_priv))
+ dev_priv->display.init_clock_gating = dg1_init_clock_gating;
+ else if (IS_GEN(dev_priv, 12))
dev_priv->display.init_clock_gating = tgl_init_clock_gating;
else if (IS_GEN(dev_priv, 11))
dev_priv->display.init_clock_gating = icl_init_clock_gating;