From: Caz Yokoyama <caz.yokoy...@intel.com>

- Add the initial platform information for Alderlake-S.
- Specify ppgtt_size value
- Add dma_mask_size
- Add ADLS REVIDs
- HW tracking(Selective Update Tracking Enable) has been
  removed from ADLS. Disable PSR2 till we enable software/
  manual tracking.

v2:
- Add support for different ADLS SOC steppings to select
  correct GT/DISP stepping based on Bspec 53655 based on
  feedback from Matt Roper.(aswarup)

v3:
- Make display/gt steppings info generic for reuse with TGL and ADLS.
- Modify the macros to reuse tgl_revids_get()
- Add HTI support to adls device info.(mdroper)

Bspec: 53597
Bspec: 53648
Bspec: 53655
Bspec: 48028
Bspec: 53650
BSpec: 50422

Cc: José Roberto de Souza <jose.so...@intel.com>
Cc: Matt Roper <matthew.d.ro...@intel.com>
Cc: Lucas De Marchi <lucas.demar...@intel.com>
Cc: Anusha Srivatsa <anusha.sriva...@intel.com>
Cc: Jani Nikula <jani.nik...@intel.com>
Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
Cc: Imre Deak <imre.d...@intel.com>
Signed-off-by: Caz Yokoyama <caz.yokoy...@intel.com>
Signed-off-by: Aditya Swarup <aditya.swa...@intel.com>
---
 .../drm/i915/display/intel_display_power.c    |  2 +-
 drivers/gpu/drm/i915/display/intel_psr.c      |  4 +-
 drivers/gpu/drm/i915/display/intel_sprite.c   |  2 +-
 drivers/gpu/drm/i915/gt/intel_workarounds.c   | 28 +++++++-----
 drivers/gpu/drm/i915/i915_drv.h               | 45 ++++++++++++++-----
 drivers/gpu/drm/i915/i915_pci.c               | 13 ++++++
 drivers/gpu/drm/i915/intel_device_info.c      |  1 +
 drivers/gpu/drm/i915/intel_device_info.h      |  1 +
 drivers/gpu/drm/i915/intel_pm.c               |  2 +-
 include/drm/i915_pciids.h                     | 13 ++++++
 10 files changed, 86 insertions(+), 25 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c 
b/drivers/gpu/drm/i915/display/intel_display_power.c
index fe2d90bba536..06c036e2092c 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power.c
+++ b/drivers/gpu/drm/i915/display/intel_display_power.c
@@ -5283,7 +5283,7 @@ static void tgl_bw_buddy_init(struct drm_i915_private 
*dev_priv)
        int config, i;
 
        if (IS_DG1_REVID(dev_priv, DG1_REVID_A0, DG1_REVID_A0) ||
-           IS_TGL_DISP_REVID(dev_priv, TGL_REVID_A0, TGL_REVID_B0))
+           IS_TGL_DISP_REVID(dev_priv, REVID_A0, REVID_B0))
                /* Wa_1409767108:tgl,dg1 */
                table = wa_1409767108_buddy_page_masks;
        else
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c 
b/drivers/gpu/drm/i915/display/intel_psr.c
index d9a395c486d3..1771f5000a45 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -550,7 +550,7 @@ static void hsw_activate_psr2(struct intel_dp *intel_dp)
 
        if (dev_priv->psr.psr2_sel_fetch_enabled) {
                /* WA 1408330847 */
-               if (IS_TGL_DISP_REVID(dev_priv, TGL_REVID_A0, TGL_REVID_A0) ||
+               if (IS_TGL_DISP_REVID(dev_priv, REVID_A0, REVID_A0) ||
                    IS_RKL_REVID(dev_priv, RKL_REVID_A0, RKL_REVID_A0))
                        intel_de_rmw(dev_priv, CHICKEN_PAR1_1,
                                     DIS_RAM_BYPASS_PSR2_MAN_TRACK,
@@ -1102,7 +1102,7 @@ static void intel_psr_disable_locked(struct intel_dp 
*intel_dp)
 
        /* WA 1408330847 */
        if (dev_priv->psr.psr2_sel_fetch_enabled &&
-           (IS_TGL_DISP_REVID(dev_priv, TGL_REVID_A0, TGL_REVID_A0) ||
+           (IS_TGL_DISP_REVID(dev_priv, REVID_A0, REVID_A0) ||
             IS_RKL_REVID(dev_priv, RKL_REVID_A0, RKL_REVID_A0)))
                intel_de_rmw(dev_priv, CHICKEN_PAR1_1,
                             DIS_RAM_BYPASS_PSR2_MAN_TRACK, 0);
diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c 
b/drivers/gpu/drm/i915/display/intel_sprite.c
index b7e208816074..e19d4f873b94 100644
--- a/drivers/gpu/drm/i915/display/intel_sprite.c
+++ b/drivers/gpu/drm/i915/display/intel_sprite.c
@@ -3032,7 +3032,7 @@ static bool gen12_plane_supports_mc_ccs(struct 
drm_i915_private *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))
+           IS_TGL_DISP_REVID(dev_priv, REVID_A0, REVID_C0))
                return false;
 
        return plane_id < PLANE_SPRITE4;
diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c 
b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index 7c6b21ced56f..3db57b577a79 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -71,16 +71,24 @@ const struct i915_rev_steppings kbl_revids[] = {
 };
 
 const struct i915_rev_steppings tgl_uy_revids[] = {
-       [0] = { .gt_stepping = TGL_REVID_A0, .disp_stepping = TGL_REVID_A0 },
-       [1] = { .gt_stepping = TGL_REVID_B0, .disp_stepping = TGL_REVID_C0 },
-       [2] = { .gt_stepping = TGL_REVID_B1, .disp_stepping = TGL_REVID_C0 },
-       [3] = { .gt_stepping = TGL_REVID_C0, .disp_stepping = TGL_REVID_D0 },
+       [0] = { .gt_stepping = REVID_A0, .disp_stepping = REVID_A0 },
+       [1] = { .gt_stepping = REVID_B0, .disp_stepping = REVID_C0 },
+       [2] = { .gt_stepping = REVID_B1, .disp_stepping = REVID_C0 },
+       [3] = { .gt_stepping = REVID_C0, .disp_stepping = REVID_D0 },
 };
 
 /* Same GT stepping between tgl_uy_revids and tgl_revids don't mean the same 
HW */
 const struct i915_rev_steppings tgl_revids[] = {
-       [0] = { .gt_stepping = TGL_REVID_A0, .disp_stepping = TGL_REVID_B0 },
-       [1] = { .gt_stepping = TGL_REVID_B0, .disp_stepping = TGL_REVID_D0 },
+       [0] = { .gt_stepping = REVID_A0, .disp_stepping = REVID_B0 },
+       [1] = { .gt_stepping = REVID_B0, .disp_stepping = REVID_D0 },
+};
+
+const struct i915_rev_steppings adls_revids[] = {
+       [ADLS_REVID_A0] = { .gt_stepping = REVID_A0, .disp_stepping = REVID_A0 
},
+       [ADLS_REVID_A2] = { .gt_stepping = REVID_A0, .disp_stepping = REVID_A2 
},
+       [ADLS_REVID_B0] = { .gt_stepping = REVID_B0, .disp_stepping = REVID_B0 
},
+       [ADLS_REVID_G0] = { .gt_stepping = REVID_C0, .disp_stepping = REVID_B0 
},
+       [ADLS_REVID_C0] = { .gt_stepping = REVID_D0, .disp_stepping = REVID_C0 
},
 };
 
 static void wa_init_start(struct i915_wa_list *wal, const char *name, const 
char *engine_name)
@@ -1250,13 +1258,13 @@ tgl_gt_workarounds_init(struct drm_i915_private *i915, 
struct i915_wa_list *wal)
        gen12_gt_workarounds_init(i915, wal);
 
        /* Wa_1409420604:tgl */
-       if (IS_TGL_UY_GT_REVID(i915, TGL_REVID_A0, TGL_REVID_A0))
+       if (IS_TGL_UY_GT_REVID(i915, REVID_A0, REVID_A0))
                wa_write_or(wal,
                            SUBSLICE_UNIT_LEVEL_CLKGATE2,
                            CPSSUNIT_CLKGATE_DIS);
 
        /* Wa_1607087056:tgl also know as BUG:1409180338 */
-       if (IS_TGL_UY_GT_REVID(i915, TGL_REVID_A0, TGL_REVID_A0))
+       if (IS_TGL_UY_GT_REVID(i915, REVID_A0, REVID_A0))
                wa_write_or(wal,
                            SLICE_UNIT_LEVEL_CLKGATE,
                            L3_CLKGATE_DIS | L3_CR2X_CLKGATE_DIS);
@@ -1734,7 +1742,7 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct 
i915_wa_list *wal)
        struct drm_i915_private *i915 = engine->i915;
 
        if (IS_DG1_REVID(i915, DG1_REVID_A0, DG1_REVID_A0) ||
-           IS_TGL_UY_GT_REVID(i915, TGL_REVID_A0, TGL_REVID_A0)) {
+           IS_TGL_UY_GT_REVID(i915, REVID_A0, REVID_A0)) {
                /*
                 * Wa_1607138336:tgl[a0],dg1[a0]
                 * Wa_1607063988:tgl[a0],dg1[a0]
@@ -1744,7 +1752,7 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct 
i915_wa_list *wal)
                            GEN12_DISABLE_POSH_BUSY_FF_DOP_CG);
        }
 
-       if (IS_TGL_UY_GT_REVID(i915, TGL_REVID_A0, TGL_REVID_A0)) {
+       if (IS_TGL_UY_GT_REVID(i915, REVID_A0, REVID_A0)) {
                /*
                 * Wa_1606679103:tgl
                 * (see also Wa_1606682166:icl)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 37c2df19ce52..91bd262dd871 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1424,6 +1424,7 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
 #define IS_TIGERLAKE(dev_priv) IS_PLATFORM(dev_priv, INTEL_TIGERLAKE)
 #define IS_ROCKETLAKE(dev_priv)        IS_PLATFORM(dev_priv, INTEL_ROCKETLAKE)
 #define IS_DG1(dev_priv)        IS_PLATFORM(dev_priv, INTEL_DG1)
+#define IS_ALDERLAKE_S(dev_priv) IS_PLATFORM(dev_priv, INTEL_ALDERLAKE_S)
 #define IS_HSW_EARLY_SDV(dev_priv) (IS_HASWELL(dev_priv) && \
                                    (INTEL_DEVID(dev_priv) & 0xFF00) == 0x0C00)
 #define IS_BDW_ULT(dev_priv) \
@@ -1566,37 +1567,43 @@ extern const struct i915_rev_steppings kbl_revids[];
        (IS_JSL_EHL(p) && IS_REVID(p, since, until))
 
 enum {
-       TGL_REVID_A0,
-       TGL_REVID_B0,
-       TGL_REVID_B1,
-       TGL_REVID_C0,
-       TGL_REVID_D0,
+       REVID_A0,
+       REVID_A2,
+       REVID_B0,
+       REVID_B1,
+       REVID_C0,
+       REVID_D0,
 };
 
 #define TGL_UY_REVIDS_SIZE     4
 #define TGL_REVIDS_SIZE                2
+#define ADLS_REVIDS_SIZE       13
 
 extern const struct i915_rev_steppings tgl_uy_revids[TGL_UY_REVIDS_SIZE];
 extern const struct i915_rev_steppings tgl_revids[TGL_REVIDS_SIZE];
+extern const struct i915_rev_steppings adls_revids[ADLS_REVIDS_SIZE];
 
 static inline const struct i915_rev_steppings *
 tgl_revids_get(struct drm_i915_private *dev_priv)
 {
        u8 revid = INTEL_REVID(dev_priv);
        u8 size;
-       const struct i915_rev_steppings *tgl_revid_tbl;
+       const struct i915_rev_steppings *revid_tbl;
 
-       if (IS_TGL_U(dev_priv) || IS_TGL_Y(dev_priv)) {
-               tgl_revid_tbl = tgl_uy_revids;
+       if (IS_ALDERLAKE_S(dev_priv)) {
+               revid_tbl = adls_revids;
+               size = ARRAY_SIZE(adls_revids);
+       } else if (IS_TGL_U(dev_priv) || IS_TGL_Y(dev_priv)) {
+               revid_tbl = tgl_uy_revids;
                size = ARRAY_SIZE(tgl_uy_revids);
        } else {
-               tgl_revid_tbl = tgl_revids;
+               revid_tbl = tgl_revids;
                size = ARRAY_SIZE(tgl_revids);
        }
 
        revid = min_t(u8, revid, size - 1);
 
-       return &tgl_revid_tbl[revid];
+       return &revid_tbl[revid];
 }
 
 #define IS_TGL_DISP_REVID(p, since, until) \
@@ -1628,6 +1635,24 @@ tgl_revids_get(struct drm_i915_private *dev_priv)
 #define IS_DG1_REVID(p, since, until) \
        (IS_DG1(p) && IS_REVID(p, since, until))
 
+#define ADLS_REVID_A0          0x0
+#define ADLS_REVID_A2          0x1
+#define ADLS_REVID_B0          0x4
+#define ADLS_REVID_G0          0x8
+#define ADLS_REVID_C0          0xC /*Same as H0 ADLS SOC stepping*/
+
+extern const struct i915_rev_steppings adls_revids[];
+
+#define IS_ADLS_DISP_REVID(p, since, until) \
+       (IS_ALDERLAKE_S(p) && \
+        tgl_revids_get(p)->disp_stepping >= (since) && \
+        tgl_revids_get(p)->disp_stepping <= (until))
+
+#define IS_ADLS_GT_REVID(p, since, until) \
+       (IS_ALDERLAKE_S(p) && \
+        tgl_revids_get(p)->gt_stepping >= (since) && \
+        tgl_revids_get(p)->gt_stepping <= (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))
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index 11fe790b1969..26e4bf8bb4ef 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -925,6 +925,18 @@ static const struct intel_device_info dg1_info 
__maybe_unused = {
        .ppgtt_size = 47,
 };
 
+static const struct intel_device_info adl_s_info = {
+       GEN12_FEATURES,
+       PLATFORM(INTEL_ALDERLAKE_S),
+       .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C) | BIT(PIPE_D),
+       .require_force_probe = 1,
+       .display.has_hti = 1,
+       .display.has_psr_hw_tracking = 0,
+       .platform_engine_mask =
+               BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2),
+       .dma_mask_size = 46,
+};
+
 #undef GEN
 #undef PLATFORM
 
@@ -1001,6 +1013,7 @@ static const struct pci_device_id pciidlist[] = {
        INTEL_JSL_IDS(&jsl_info),
        INTEL_TGL_12_IDS(&tgl_info),
        INTEL_RKL_IDS(&rkl_info),
+       INTEL_ADLS_IDS(&adl_s_info),
        {0, 0, 0}
 };
 MODULE_DEVICE_TABLE(pci, pciidlist);
diff --git a/drivers/gpu/drm/i915/intel_device_info.c 
b/drivers/gpu/drm/i915/intel_device_info.c
index ef767f04c37c..ce8c69c17b8e 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -66,6 +66,7 @@ static const char * const platform_names[] = {
        PLATFORM_NAME(TIGERLAKE),
        PLATFORM_NAME(ROCKETLAKE),
        PLATFORM_NAME(DG1),
+       PLATFORM_NAME(ALDERLAKE_S),
 };
 #undef PLATFORM_NAME
 
diff --git a/drivers/gpu/drm/i915/intel_device_info.h 
b/drivers/gpu/drm/i915/intel_device_info.h
index d92fa041c700..360f3f1835f5 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -84,6 +84,7 @@ enum intel_platform {
        INTEL_TIGERLAKE,
        INTEL_ROCKETLAKE,
        INTEL_DG1,
+       INTEL_ALDERLAKE_S,
        INTEL_MAX_PLATFORMS
 };
 
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index bbc73df7f753..d92616581819 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -7110,7 +7110,7 @@ static void tgl_init_clock_gating(struct drm_i915_private 
*dev_priv)
                   ILK_DPFC_CHICKEN_COMP_DUMMY_PIXEL);
 
        /* Wa_1409825376:tgl (pre-prod)*/
-       if (IS_TGL_DISP_REVID(dev_priv, TGL_REVID_A0, TGL_REVID_B1))
+       if (IS_TGL_DISP_REVID(dev_priv, REVID_A0, REVID_B1))
                intel_uncore_write(&dev_priv->uncore, GEN9_CLKGATE_DIS_3, 
intel_uncore_read(&dev_priv->uncore, GEN9_CLKGATE_DIS_3) |
                           TGL_VRH_GATING_DIS);
 
diff --git a/include/drm/i915_pciids.h b/include/drm/i915_pciids.h
index 931e46191047..ae53ff8462ae 100644
--- a/include/drm/i915_pciids.h
+++ b/include/drm/i915_pciids.h
@@ -634,4 +634,17 @@
        INTEL_VGA_DEVICE(0x4907, info), \
        INTEL_VGA_DEVICE(0x4908, info)
 
+/* ADL-S */
+#define INTEL_ADLS_IDS(info) \
+       INTEL_VGA_DEVICE(0x4680, info), \
+       INTEL_VGA_DEVICE(0x4681, info), \
+       INTEL_VGA_DEVICE(0x4682, info), \
+       INTEL_VGA_DEVICE(0x4683, info), \
+       INTEL_VGA_DEVICE(0x4690, info), \
+       INTEL_VGA_DEVICE(0x4691, info), \
+       INTEL_VGA_DEVICE(0x4692, info), \
+       INTEL_VGA_DEVICE(0x4693, info), \
+       INTEL_VGA_DEVICE(0x4698, info), \
+       INTEL_VGA_DEVICE(0x4699, info)
+
 #endif /* _I915_PCIIDS_H */
-- 
2.27.0

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