Re: [U-Boot] [U-Boot PATCH v2 01/10] sf: allocate cache aligned buffers to copy from flash

2015-08-14 Thread Simon Glass
Hi, On 13 August 2015 at 14:54, Tom Rini tr...@konsulko.com wrote: On Thu, Aug 13, 2015 at 12:38:52PM -0600, Simon Glass wrote: Hi, On 13 August 2015 at 12:23, Tom Rini tr...@konsulko.com wrote: On Thu, Aug 13, 2015 at 11:38:00PM +0530, Jagan Teki wrote: On 13 August 2015 at 23:24, Tom

Re: [U-Boot] [U-Boot PATCH v2 01/10] sf: allocate cache aligned buffers to copy from flash

2015-08-13 Thread Tom Rini
On Thu, Aug 13, 2015 at 11:38:00PM +0530, Jagan Teki wrote: On 13 August 2015 at 23:24, Tom Rini tr...@konsulko.com wrote: On Thu, Aug 13, 2015 at 11:09:03PM +0530, Jagan Teki wrote: Hi Simon, On 30 July 2015 at 11:04, Vignesh R vigne...@ti.com wrote: From: Ravi Babu ravib...@ti.com

Re: [U-Boot] [U-Boot PATCH v2 01/10] sf: allocate cache aligned buffers to copy from flash

2015-08-13 Thread Simon Glass
Hi, On 13 August 2015 at 12:23, Tom Rini tr...@konsulko.com wrote: On Thu, Aug 13, 2015 at 11:38:00PM +0530, Jagan Teki wrote: On 13 August 2015 at 23:24, Tom Rini tr...@konsulko.com wrote: On Thu, Aug 13, 2015 at 11:09:03PM +0530, Jagan Teki wrote: Hi Simon, On 30 July 2015 at 11:04,

Re: [U-Boot] [U-Boot PATCH v2 01/10] sf: allocate cache aligned buffers to copy from flash

2015-08-13 Thread Jagan Teki
Hi Simon, On 30 July 2015 at 11:04, Vignesh R vigne...@ti.com wrote: From: Ravi Babu ravib...@ti.com Use memalign() with ARCH_DMA_MINALIGN to allocate read buffers. This is required because, flash drivers may use DMA for read operations and may have to invalidate the buffer before read.

Re: [U-Boot] [U-Boot PATCH v2 01/10] sf: allocate cache aligned buffers to copy from flash

2015-08-13 Thread Simon Glass
HI Jagan, On 13 August 2015 at 11:39, Jagan Teki jt...@openedev.com wrote: Hi Simon, On 30 July 2015 at 11:04, Vignesh R vigne...@ti.com wrote: From: Ravi Babu ravib...@ti.com Use memalign() with ARCH_DMA_MINALIGN to allocate read buffers. This is required because, flash drivers may

Re: [U-Boot] [U-Boot PATCH v2 01/10] sf: allocate cache aligned buffers to copy from flash

2015-08-13 Thread Jagan Teki
On 13 August 2015 at 23:24, Tom Rini tr...@konsulko.com wrote: On Thu, Aug 13, 2015 at 11:09:03PM +0530, Jagan Teki wrote: Hi Simon, On 30 July 2015 at 11:04, Vignesh R vigne...@ti.com wrote: From: Ravi Babu ravib...@ti.com Use memalign() with ARCH_DMA_MINALIGN to allocate read buffers.

Re: [U-Boot] [U-Boot PATCH v2 01/10] sf: allocate cache aligned buffers to copy from flash

2015-08-13 Thread Tom Rini
On Thu, Aug 13, 2015 at 11:09:03PM +0530, Jagan Teki wrote: Hi Simon, On 30 July 2015 at 11:04, Vignesh R vigne...@ti.com wrote: From: Ravi Babu ravib...@ti.com Use memalign() with ARCH_DMA_MINALIGN to allocate read buffers. This is required because, flash drivers may use DMA for read

Re: [U-Boot] [U-Boot PATCH v2 01/10] sf: allocate cache aligned buffers to copy from flash

2015-08-13 Thread Jagan Teki
On 13 August 2015 at 23:23, Simon Glass s...@chromium.org wrote: HI Jagan, On 13 August 2015 at 11:39, Jagan Teki jt...@openedev.com wrote: Hi Simon, On 30 July 2015 at 11:04, Vignesh R vigne...@ti.com wrote: From: Ravi Babu ravib...@ti.com Use memalign() with ARCH_DMA_MINALIGN to

Re: [U-Boot] [U-Boot PATCH v2 01/10] sf: allocate cache aligned buffers to copy from flash

2015-08-13 Thread Tom Rini
On Thu, Aug 13, 2015 at 12:38:52PM -0600, Simon Glass wrote: Hi, On 13 August 2015 at 12:23, Tom Rini tr...@konsulko.com wrote: On Thu, Aug 13, 2015 at 11:38:00PM +0530, Jagan Teki wrote: On 13 August 2015 at 23:24, Tom Rini tr...@konsulko.com wrote: On Thu, Aug 13, 2015 at 11:09:03PM

Re: [U-Boot] [U-Boot PATCH v2 01/10] sf: allocate cache aligned buffers to copy from flash

2015-08-13 Thread Jagan Teki
On 14 August 2015 at 00:08, Simon Glass s...@chromium.org wrote: Hi, On 13 August 2015 at 12:23, Tom Rini tr...@konsulko.com wrote: On Thu, Aug 13, 2015 at 11:38:00PM +0530, Jagan Teki wrote: On 13 August 2015 at 23:24, Tom Rini tr...@konsulko.com wrote: On Thu, Aug 13, 2015 at 11:09:03PM

[U-Boot] [U-Boot PATCH v2 01/10] sf: allocate cache aligned buffers to copy from flash

2015-07-29 Thread Vignesh R
From: Ravi Babu ravib...@ti.com Use memalign() with ARCH_DMA_MINALIGN to allocate read buffers. This is required because, flash drivers may use DMA for read operations and may have to invalidate the buffer before read. Signed-off-by: Ravi Babu ravib...@ti.com Signed-off-by: Vignesh R