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  /src/sys/external/bsd/drm2/dist/drm/i915/gt/
intel_engine_types.h 247 * @csb_write: control register for Context Switch buffer
251 u32 *csb_write; member in struct:intel_engine_execlists
intel_lrc.c 2299 * Note that csb_write, csb_status may be either in HWSP or mmio.
2300 * When reading from the csb_write mmio register, we have to be
2309 tail = READ_ONCE(*execlists->csb_write);
2320 * we perform the READ_ONCE(*csb_write).
3528 WRITE_ONCE(*execlists->csb_write, reset_value);
3570 clflush(execlists->csb_write);
4442 execlists->csb_write =
intel_engine_cs.c 1359 write = READ_ONCE(*execlists->csb_write);

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