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authorDave Jiang <[email protected]>2022-11-29 10:48:53 -0700
committerDan Williams <[email protected]>2022-12-03 13:40:17 -0800
commit2f6e9c305127f8dea4e2d697b4bdd33e126ccbf7 (patch)
tree24064175b3c656d412c810d1f376bc75ccf568e1 /drivers/fpga/fpga-mgr.c
parentbd09626b39dff97779e1543e25e60ab2876e7e88 (diff)
cxl/pci: add tracepoint events for CXL RAS
Add tracepoint events for recording the CXL uncorrectable and correctable errors. For uncorrectable errors, there is additional data of 512B from the header log register (CXL spec rev3 8.2.4.16.7). The trace event will intake a dynamic array that will dump the entire Header Log data. If multiple errors are set in the status register, then the 'first error' field (CXL spec rev3 v8.2.4.16.6) is read from the Error Capabilities and Control Register in order to determine the error. This implementation does not include CXL IDE Error details. Cc: Steven Rostedt <[email protected]> Reviewed-by: Jonathan Cameron <[email protected]> Signed-off-by: Dave Jiang <[email protected]> Reviewed-by: Steven Rostedt (Google) <[email protected]> Link: https://lore.kernel.org/r/166974413388.1608150.5875712482260436188.stgit@djiang5-desk3.ch.intel.com Signed-off-by: Dan Williams <[email protected]>
Diffstat (limited to 'drivers/fpga/fpga-mgr.c')
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