[PATCH v13 05/13] drm/i915/guc: Add Gen9 registers for GuC error state capture.

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Abstract out a Gen9 register list as the default for all other
platforms we don't yet formally support GuC submission on.

Signed-off-by: Alan Previn <alan.previn.teres.alexis@xxxxxxxxx>
Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@xxxxxxxxx>
---
 .../gpu/drm/i915/gt/uc/intel_guc_capture.c    | 82 +++++++++++++------
 1 file changed, 59 insertions(+), 23 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c
index 7c3d9943ecdd..63ef407a2fd0 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c
@@ -22,15 +22,24 @@
  * NOTE: For engine-registers, GuC only needs the register offsets
  *       from the engine-mmio-base
  */
+#define COMMON_BASE_GLOBAL \
+	{ FORCEWAKE_MT,             0,      0, "FORCEWAKE" }
+
+#define COMMON_GEN9BASE_GLOBAL \
+	{ GEN8_FAULT_TLB_DATA0,     0,      0, "GEN8_FAULT_TLB_DATA0" }, \
+	{ GEN8_FAULT_TLB_DATA1,     0,      0, "GEN8_FAULT_TLB_DATA1" }, \
+	{ ERROR_GEN6,               0,      0, "ERROR_GEN6" }, \
+	{ DONE_REG,                 0,      0, "DONE_REG" }, \
+	{ HSW_GTT_CACHE_EN,         0,      0, "HSW_GTT_CACHE_EN" }
+
 #define COMMON_GEN12BASE_GLOBAL \
 	{ GEN12_FAULT_TLB_DATA0,    0,      0, "GEN12_FAULT_TLB_DATA0" }, \
 	{ GEN12_FAULT_TLB_DATA1,    0,      0, "GEN12_FAULT_TLB_DATA1" }, \
-	{ FORCEWAKE_MT,             0,      0, "FORCEWAKE" }, \
 	{ GEN12_AUX_ERR_DBG,        0,      0, "AUX_ERR_DBG" }, \
 	{ GEN12_GAM_DONE,           0,      0, "GAM_DONE" }, \
 	{ GEN12_RING_FAULT_REG,     0,      0, "FAULT_REG" }
 
-#define COMMON_GEN12BASE_ENGINE_INSTANCE \
+#define COMMON_BASE_ENGINE_INSTANCE \
 	{ RING_PSMI_CTL(0),         0,      0, "RC PSMI" }, \
 	{ RING_ESR(0),              0,      0, "ESR" }, \
 	{ RING_DMA_FADD(0),         0,      0, "RING_DMA_FADD_LDW" }, \
@@ -64,11 +73,13 @@
 	{ GEN8_RING_PDP_LDW(0, 3),  0,      0, "PDP3_LDW" }, \
 	{ GEN8_RING_PDP_UDW(0, 3),  0,      0, "PDP3_UDW" }
 
-#define COMMON_GEN12BASE_HAS_EU \
+#define COMMON_BASE_HAS_EU \
 	{ EIR,                      0,      0, "EIR" }
 
+#define COMMON_BASE_RENDER \
+	{ GEN7_SC_INSTDONE,         0,      0, "GEN7_SC_INSTDONE" }
+
 #define COMMON_GEN12BASE_RENDER \
-	{ GEN7_SC_INSTDONE,         0,      0, "GEN7_SC_INSTDONE" }, \
 	{ GEN12_SC_INSTDONE_EXTRA,  0,      0, "GEN12_SC_INSTDONE_EXTRA" }, \
 	{ GEN12_SC_INSTDONE_EXTRA2, 0,      0, "GEN12_SC_INSTDONE_EXTRA2" }
 
@@ -80,28 +91,26 @@
 
 /* XE_LPD - Global */
 static const struct __guc_mmio_reg_descr xe_lpd_global_regs[] = {
+	COMMON_BASE_GLOBAL,
+	COMMON_GEN9BASE_GLOBAL,
 	COMMON_GEN12BASE_GLOBAL,
 };
 
 /* XE_LPD - Render / Compute Per-Class */
 static const struct __guc_mmio_reg_descr xe_lpd_rc_class_regs[] = {
-	COMMON_GEN12BASE_HAS_EU,
+	COMMON_BASE_HAS_EU,
+	COMMON_BASE_RENDER,
 	COMMON_GEN12BASE_RENDER,
 };
 
-/* XE_LPD - Render / Compute Per-Engine-Instance */
+/* GEN9/XE_LPD - Render / Compute Per-Engine-Instance */
 static const struct __guc_mmio_reg_descr xe_lpd_rc_inst_regs[] = {
-	COMMON_GEN12BASE_ENGINE_INSTANCE,
+	COMMON_BASE_ENGINE_INSTANCE,
 };
 
-/* XE_LPD - Media Decode/Encode Per-Class */
-static const struct __guc_mmio_reg_descr xe_lpd_vd_class_regs[] = {
-	COMMON_GEN12BASE_ENGINE_INSTANCE,
-};
-
-/* XE_LPD - Media Decode/Encode Per-Engine-Instance */
+/* GEN9/XE_LPD - Media Decode/Encode Per-Engine-Instance */
 static const struct __guc_mmio_reg_descr xe_lpd_vd_inst_regs[] = {
-	COMMON_GEN12BASE_ENGINE_INSTANCE,
+	COMMON_BASE_ENGINE_INSTANCE,
 };
 
 /* XE_LPD - Video Enhancement Per-Class */
@@ -109,18 +118,33 @@ static const struct __guc_mmio_reg_descr xe_lpd_vec_class_regs[] = {
 	COMMON_GEN12BASE_VEC,
 };
 
-/* XE_LPD - Video Enhancement Per-Engine-Instance */
+/* GEN9/XE_LPD - Video Enhancement Per-Engine-Instance */
 static const struct __guc_mmio_reg_descr xe_lpd_vec_inst_regs[] = {
-	COMMON_GEN12BASE_ENGINE_INSTANCE,
+	COMMON_BASE_ENGINE_INSTANCE,
 };
 
-/* XE_LPD - Blitter Per-Engine-Instance */
+/* GEN9/XE_LPD - Blitter Per-Engine-Instance */
 static const struct __guc_mmio_reg_descr xe_lpd_blt_inst_regs[] = {
-	COMMON_GEN12BASE_ENGINE_INSTANCE,
+	COMMON_BASE_ENGINE_INSTANCE,
 };
 
-/* XE_LPD - Blitter Per-Class */
-/* XE_LPD - Media Decode/Encode Per-Class */
+/* GEN9 - Global */
+static const struct __guc_mmio_reg_descr default_global_regs[] = {
+	COMMON_BASE_GLOBAL,
+	COMMON_GEN9BASE_GLOBAL,
+};
+
+static const struct __guc_mmio_reg_descr default_rc_class_regs[] = {
+	COMMON_BASE_HAS_EU,
+	COMMON_BASE_RENDER,
+};
+
+/*
+ * Empty lists:
+ * GEN9/XE_LPD - Blitter Per-Class
+ * GEN9/XE_LPD - Media Decode/Encode Per-Class
+ * GEN9 - VEC Class
+ */
 static const struct __guc_mmio_reg_descr empty_regs_list[] = {
 };
 
@@ -137,6 +161,19 @@ static const struct __guc_mmio_reg_descr empty_regs_list[] = {
 	}
 
 /* List of lists */
+static struct __guc_mmio_reg_descr_group default_lists[] = {
+	MAKE_REGLIST(default_global_regs, PF, GLOBAL, 0),
+	MAKE_REGLIST(default_rc_class_regs, PF, ENGINE_CLASS, GUC_RENDER_CLASS),
+	MAKE_REGLIST(xe_lpd_rc_inst_regs, PF, ENGINE_INSTANCE, GUC_RENDER_CLASS),
+	MAKE_REGLIST(empty_regs_list, PF, ENGINE_CLASS, GUC_VIDEO_CLASS),
+	MAKE_REGLIST(xe_lpd_vd_inst_regs, PF, ENGINE_INSTANCE, GUC_VIDEO_CLASS),
+	MAKE_REGLIST(empty_regs_list, PF, ENGINE_CLASS, GUC_VIDEOENHANCE_CLASS),
+	MAKE_REGLIST(xe_lpd_vec_inst_regs, PF, ENGINE_INSTANCE, GUC_VIDEOENHANCE_CLASS),
+	MAKE_REGLIST(empty_regs_list, PF, ENGINE_CLASS, GUC_BLITTER_CLASS),
+	MAKE_REGLIST(xe_lpd_blt_inst_regs, PF, ENGINE_INSTANCE, GUC_BLITTER_CLASS),
+	{}
+};
+
 static const struct __guc_mmio_reg_descr_group xe_lpd_lists[] = {
 	MAKE_REGLIST(xe_lpd_global_regs, PF, GLOBAL, 0),
 	MAKE_REGLIST(xe_lpd_rc_class_regs, PF, ENGINE_CLASS, GUC_RENDER_CLASS),
@@ -376,9 +413,8 @@ guc_capture_get_device_reglist(struct intel_guc *guc)
 		return xe_lpd_lists;
 	}
 
-	drm_warn(&i915->drm, "No GuC-capture register lists\n");
-
-	return NULL;
+	/* if GuC submission is enabled on a non-POR platform, just use a common baseline */
+	return default_lists;
 }
 
 static const char *
-- 
2.25.1




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