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authorThomas Gleixner <tglx@linutronix.de>2020-10-24 22:35:20 +0100
committerThomas Gleixner <tglx@linutronix.de>2020-10-28 20:26:27 +0100
commit341b4a7211b6ba3a7089e1dc09ac4bd576dfb05f (patch)
treeb426a1bb19d527d4ea4da146a4d38789507a2d65 /drivers/char/tb0219.c
parenta27dca645d2c0f31abb7858aa0e10b2fa0f2f659 (diff)
x86/ioapic: Cleanup IO/APIC route entry structs
Having two seperate structs for the I/O-APIC RTE entries (non-remapped and DMAR remapped) requires type casts and makes it hard to map. Combine them in IO_APIC_routing_entry by defining a union of two 64bit bitfields. Use naming which reflects which bits are shared and which bits are actually different for the operating modes. [dwmw2: Fix it up and finish the job, pulling the 32-bit w1,w2 words for register access into the same union and eliminating a few more places where bits were accessed through masks and shifts.] Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: David Woodhouse <dwmw@amazon.co.uk> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lore.kernel.org/r/20201024213535.443185-21-dwmw2@infradead.org
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