[igt-dev] [PATCH i-g-t 20/31] lib/perf: Add support for OAM format in codegen
Umesh Nerlige Ramappa
umesh.nerlige.ramappa at intel.com
Wed Feb 15 00:46:37 UTC 2023
Include OAM samedia format for MTL.
Signed-off-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa at intel.com>
---
lib/i915/perf-configs/mdapi-xml-convert.py | 118 +++++++++++++++++++--
1 file changed, 112 insertions(+), 6 deletions(-)
diff --git a/lib/i915/perf-configs/mdapi-xml-convert.py b/lib/i915/perf-configs/mdapi-xml-convert.py
index eee12ad5..ba0b7ba4 100755
--- a/lib/i915/perf-configs/mdapi-xml-convert.py
+++ b/lib/i915/perf-configs/mdapi-xml-convert.py
@@ -135,6 +135,36 @@ xehpsdv_chipset_params = {
# There is no ReportType field in most Metrics XML files, Use 256B_GENERIC_NOA16
# to denote the generic 256 byte format that is used by most chipsets
+# Just treat the MPEC counter names as A counters here. If a format has both A
+# and MPEC counters, then we need to change this.
+mtl_chipset_oam_samedia_ll_params = {
+ 'a_offset': 32,
+ 'b_offset': 96,
+ 'c_offset': 128,
+ 'oa_report_size': 192,
+ 'config_reg_blacklist': {
+ 0x2364, # OACTXID
+ },
+ 'register_offsets': {
+ 0x1b0: 'PERFCNT 0',
+ 0x1b8: 'PERFCNT 1',
+ }
+}
+
+mtl_chipset_oam_samedia_params = {
+ 'a_offset': 32,
+ 'b_offset': 64,
+ 'c_offset': 96,
+ 'oa_report_size': 128,
+ 'config_reg_blacklist': {
+ 0x2364, # OACTXID
+ },
+ 'register_offsets': {
+ 0x1b0: 'PERFCNT 0',
+ 0x1b8: 'PERFCNT 1',
+ }
+}
+
hsw_chipset_oa_formats = {
'256B_GENERIC_NOA16': hsw_chipset_params,
}
@@ -147,6 +177,11 @@ xehpsdv_chipset_oa_formats = {
'256B_GENERIC_NOA16': xehpsdv_chipset_params,
}
+mtl_chipset_oa_formats = {
+ '256B_GENERIC_NOA16': xehpsdv_chipset_params,
+ '192B_MPEC8LL_NOA16': mtl_chipset_oam_samedia_ll_params,
+ '128B_MPEC8_NOA16': mtl_chipset_oam_samedia_params,
+}
chipsets = {
'HSW': hsw_chipset_oa_formats,
@@ -165,7 +200,7 @@ chipsets = {
'DG1': gen8_11_chipset_oa_formats,
'ADL': gen8_11_chipset_oa_formats,
'ACM': xehpsdv_chipset_oa_formats,
- 'MTL': xehpsdv_chipset_oa_formats,
+ 'MTL': mtl_chipset_oa_formats,
}
xehp_plus = ( 'ACM', 'MTL' )
@@ -202,7 +237,62 @@ def read_value(chipset, offset, oa_format):
assert 0
-def read_token_to_rpn_read(chipset, token, raw_offsets, oa_format):
+def read_token_to_rpn_read_oam(chipset, token, raw_offsets, oa_format):
+ width, offset_str = token.split('@')
+ offset = int(offset_str, 16)
+
+ if width == 'qw':
+ den = 8
+ else:
+ den = 4
+
+ if raw_offsets:
+ # Location in the HW reports
+ a_offset = chipsets[chipset][oa_format]['a_offset']
+ b_offset = chipsets[chipset][oa_format]['b_offset']
+ c_offset = chipsets[chipset][oa_format]['c_offset']
+ report_size = chipsets[chipset][oa_format]['oa_report_size']
+
+ if offset < a_offset:
+ if offset == 8:
+ return "GPU_TIME 0 READ"
+ elif offset == 24:
+ return "GPU_CLOCK 0 READ"
+ else:
+ assert 0
+ elif offset < b_offset:
+ a_cnt_offset = int((offset - a_offset) / den)
+ return "A " + str(a_cnt_offset) + " READ"
+ elif offset < c_offset:
+ return "B " + str(int((offset - b_offset) / den)) + " READ"
+ elif offset < report_size:
+ return "C " + str(int((offset - c_offset) / den)) + " READ"
+ else:
+ return "{0} READ".format(read_value(chipset, offset, oa_format))
+ else:
+ # Location in the accumulated deltas
+ idx = int(offset / 8)
+ if chipset in xehp_plus:
+ # For XEHPSDV the array of accumulated counters is
+ # assumed to start with a GPU_TIME then GPU_CLOCK,
+ # then 38 A counters, then 8 B counters and finally
+ # 8 C counters.
+ if idx == 0:
+ return "GPU_TIME 0 READ"
+ elif idx == 1:
+ return "GPU_CLOCK 0 READ"
+ elif idx < 40:
+ return "A " + str(idx - 2) + " READ"
+ elif idx < 48:
+ return "B " + str(idx - 40) + " READ"
+ elif idx < 56:
+ return "C " + str(idx - 48) + " READ"
+ else:
+ return "{0} READ".format(read_value(chipset, offset, oa_format))
+
+ assert 0
+
+def read_token_to_rpn_read_oag(chipset, token, raw_offsets, oa_format):
width, offset_str = token.split('@')
# For Broadwell the raw read notation was extended for 40 bit
@@ -298,6 +388,16 @@ def read_token_to_rpn_read(chipset, token, raw_offsets, oa_format):
assert 0
+
+def read_token_to_rpn_read(chipset, token, raw_offsets, oa_format):
+ if oa_format == '256B_GENERIC_NOA16':
+ return read_token_to_rpn_read_oag(chipset, token, raw_offsets, oa_format)
+
+ if oa_format in ['192B_MPEC8LL_NOA16', '128B_MPEC8_NOA16']:
+ return read_token_to_rpn_read_oam(chipset, token, raw_offsets, oa_format)
+
+ assert 0
+
def replace_read_tokens_with_rpn_read_ops(chipset, oa_format, equation, raw_offsets):
# MDAPI MetricSet equations use tokens like 'dw at 0xff' for reading raw
# values from snapshots, but this doesn't seem convenient for a few
@@ -625,10 +725,13 @@ for arg in args.xml:
for mdapi_set in mdapi.findall(".//MetricSet"):
apis = mdapi_set.get('SupportedAPI')
- if "OGL" not in apis and "OCL" not in apis and "MEDIA" not in apis:
+ if "OGL" not in apis and "OCL" not in apis and "MEDIA" not in apis and "IO" not in apis:
continue
oa_format = '256B_GENERIC_NOA16'
+ if mdapi_set.get('ReportType') in chipsets[chipset]:
+ oa_format = mdapi_set.get('ReportType')
+
set_symbol_name = oa_registry.Registry.sanitize_symbol_name(mdapi_set.get('SymbolName'))
if set_symbol_name in sets:
@@ -647,7 +750,7 @@ for arg in args.xml:
if set_symbol_name in set_blacklist:
continue
- if mdapi_set.get('SnapshotReportSize') != '256':
+ if mdapi_set.get('SnapshotReportSize') != str(chipsets[chipset][oa_format]['oa_report_size']):
print_err("WARNING: skipping metric set '{0}', report size {1} invalid".format(set_symbol_name, mdapi_set.get('SnapshotReportSize')))
continue
@@ -880,8 +983,11 @@ for arg in args.xml:
# XXX: As a special case, we override the raw and delta report
# equations for the GpuTime counters, which seem inconsistent
if mdapi_counter.get('SymbolName') == "GpuTime":
- mdapi_counter.set('SnapshotReportReadEquation', "dw at 0x04 1000000000 UMUL $GpuTimestampFrequency UDIV")
mdapi_counter.set('DeltaReportReadEquation', "qw at 0x0 1000000000 UMUL $GpuTimestampFrequency UDIV")
+ if chipset == 'MTL' and oa_format != '256B_GENERIC_NOA16':
+ mdapi_counter.set('SnapshotReportReadEquation', "qw at 0x08 1000000000 UMUL $GpuTimestampFrequency UDIV")
+ else:
+ mdapi_counter.set('SnapshotReportReadEquation', "dw at 0x04 1000000000 UMUL $GpuTimestampFrequency UDIV")
availability = fixup_equation(mdapi_counter.get('AvailabilityEquation'))
if availability == "":
@@ -919,7 +1025,7 @@ for arg in args.xml:
"(" + mdapi_counter.get('ShortName') + ")" + "\"")
# Media metric counters currently have no delta equation even
# though they have normalization equations that reference $Self
- if "MEDIA" in apis:
+ if "MEDIA" in apis or "IO" in apis:
print_err("WARNING: -> Treating inconsistent media metric's 'raw' equation as a 'delta report' equation, but results should be double checked!")
delta_read_eq = raw_read_eq
else:
--
2.36.1
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