Re: [PATCH 2/2] mtd: cfi_mtd: Use DMA for reads

2020-10-08 Thread Stefan Roese
On 17.09.20 13:23, Vignesh Raghavendra wrote: When possible use DMA for reading from CFI flash, this provides upto 5x improvement in read performance with high speed CFI compliant flashes like HyperFlash. Code will gracefully fallback to CPU copy when DMA is unavailable. Signed-off-by: Vignesh

Re: [PATCH 2/2] mtd: cfi_mtd: Use DMA for reads

2020-09-23 Thread Stefan Roese
On 17.09.20 13:23, Vignesh Raghavendra wrote: When possible use DMA for reading from CFI flash, this provides upto 5x improvement in read performance with high speed CFI compliant flashes like HyperFlash. Code will gracefully fallback to CPU copy when DMA is unavailable. Signed-off-by: Vignesh

[PATCH 2/2] mtd: cfi_mtd: Use DMA for reads

2020-09-17 Thread Vignesh Raghavendra
When possible use DMA for reading from CFI flash, this provides upto 5x improvement in read performance with high speed CFI compliant flashes like HyperFlash. Code will gracefully fallback to CPU copy when DMA is unavailable. Signed-off-by: Vignesh Raghavendra --- drivers/mtd/cfi_mtd.c | 4 +++-