Re: [PATCH 4/6] powerpc: asm/io.h: remove split ioread64/iowrite64 helpers

2025-03-17 Thread Michael Ellerman
Arnd Bergmann writes: > From: Arnd Bergmann > > In previous kernels, there were conflicting definitions for what > ioread64_lo_hi() and similar functions were supposed to do on > architectures with native 64-bit MMIO. Based on the actual usage in > drivers, they are in fact expected to be a pair

[PATCH 4/6] powerpc: asm/io.h: remove split ioread64/iowrite64 helpers

2025-03-15 Thread Arnd Bergmann
From: Arnd Bergmann In previous kernels, there were conflicting definitions for what ioread64_lo_hi() and similar functions were supposed to do on architectures with native 64-bit MMIO. Based on the actual usage in drivers, they are in fact expected to be a pair of 32-bit accesses on all architec