Messages in this thread | | | From | Yoshihiro Shimoda <> | Subject | RE: [EXT] RE: [PATCH v3 19/24] dmaengine: dw-edma: Use non-atomic io-64 methods | Date | Thu, 7 Jul 2022 00:35:55 +0000 |
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Hi,
> From: Frank Li, Sent: Wednesday, July 6, 2022 11:29 PM > > > > From: Serge Semin, Sent: Friday, June 10, 2022 6:15 PM <snip> > > > > Since both codes in #ifdef and #else are the same, we can just remove code > > of the #else part. > > But, what do you think? > > ----- > > #ifdef CONFIG_64BIT > > /* llp is not aligned on 64bit -> keep 32bit accesses */ > > SET_CH_32(dw, chan->dir, chan->id, llp.lsb, > > lower_32_bits(chunk->ll_region.paddr)); > > SET_CH_32(dw, chan->dir, chan->id, llp.msb, > > upper_32_bits(chunk->ll_region.paddr)); > > #else /* CONFIG_64BIT */ > > SET_CH_32(dw, chan->dir, chan->id, llp.lsb, > > lower_32_bits(chunk->ll_region.paddr)); > > SET_CH_32(dw, chan->dir, chan->id, llp.msb, > > upper_32_bits(chunk->ll_region.paddr)); > > #endif /* CONFIG_64BIT */ > > ----- > > > > Latest Linux-next code have removed CONFIG_64BIT.
Thank you for the information! I had looked the PCI repository only. I confirmed the latest Linux-next (next-20220706 tag) code have removed the CONFIG_64BIT.
Best regards, Yoshihiro Shimoda
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