Re: [PATCH v4] usb: musb: Enable DMA mode1 RX for USB-Mass-Storage

2011-07-28 Thread Felipe Balbi
Hi, On Tue, Jul 19, 2011 at 10:11:58PM -0700, Vikram Pandita wrote: From: Anand Gadiyar gadi...@ti.com This patch enables the DMA mode1 RX support. This feature is enabled based on the short_not_ok flag passed from gadget drivers. This will result in a thruput performance gain of around

Re: [PATCH v4] usb: musb: Enable DMA mode1 RX for USB-Mass-Storage

2011-07-28 Thread Pandita, Vikram
On Thu, Jul 28, 2011 at 9:45 PM, Felipe Balbi ba...@ti.com wrote: Hi, On Tue, Jul 19, 2011 at 10:11:58PM -0700, Vikram Pandita wrote: From: Anand Gadiyar gadi...@ti.com This patch enables the DMA mode1 RX support. This feature is enabled based on the short_not_ok flag passed from gadget

Re: [PATCH v4] usb: musb: Enable DMA mode1 RX for USB-Mass-Storage

2011-07-27 Thread Felipe Balbi
Hi, On Wed, Jul 27, 2011 at 09:20:02AM +0530, Jassi Brar wrote: On Tue, Jul 26, 2011 at 8:36 PM, Felipe Balbi ba...@ti.com wrote: Hi, On Wed, Jul 20, 2011 at 09:48:53AM -0700, Pandita, Vikram wrote: This *today happens to be only UMS* is my exact point here. Can you guarantee no

Re: [PATCH v4] usb: musb: Enable DMA mode1 RX for USB-Mass-Storage

2011-07-26 Thread Felipe Balbi
Hi, On Wed, Jul 20, 2011 at 09:48:53AM -0700, Pandita, Vikram wrote: This *today happens to be only UMS* is my exact point here. Can you guarantee no other function driver will ever expect only full packet xfers and treat short as errors ? We are trying to test if short_not_ok may not

Re: [PATCH v4] usb: musb: Enable DMA mode1 RX for USB-Mass-Storage

2011-07-26 Thread Jassi Brar
On Tue, Jul 26, 2011 at 8:36 PM, Felipe Balbi ba...@ti.com wrote: Hi, On Wed, Jul 20, 2011 at 09:48:53AM -0700, Pandita, Vikram wrote: This *today happens to be only UMS* is my exact point here. Can you guarantee no other function driver will ever expect only full packet xfers and treat

Re: [PATCH v4] usb: musb: Enable DMA mode1 RX for USB-Mass-Storage

2011-07-20 Thread Pandita, Vikram
On Tue, Jul 19, 2011 at 10:53 PM, Jassi Brar jassisinghb...@gmail.com wrote: On Wed, Jul 20, 2011 at 11:15 AM, Pandita, Vikram vikram.pand...@ti.com wrote: On Tue, Jul 19, 2011 at 10:34 PM, Jassi Brar jassisinghb...@gmail.com wrote: On Wed, Jul 20, 2011 at 10:41 AM, Vikram Pandita

[PATCH v4] usb: musb: Enable DMA mode1 RX for USB-Mass-Storage

2011-07-19 Thread Vikram Pandita
From: Anand Gadiyar gadi...@ti.com This patch enables the DMA mode1 RX support. This feature is enabled based on the short_not_ok flag passed from gadget drivers. This will result in a thruput performance gain of around 40% for USB mass-storage/mtp use cases. Signed-off-by: Anand Gadiyar

Re: [PATCH v4] usb: musb: Enable DMA mode1 RX for USB-Mass-Storage

2011-07-19 Thread Jassi Brar
On Wed, Jul 20, 2011 at 10:41 AM, Vikram Pandita vikram.pand...@ti.com wrote: From: Anand Gadiyar gadi...@ti.com This patch enables the DMA mode1 RX support. This feature is enabled based on the short_not_ok flag passed from gadget drivers. This will result in a thruput performance gain of

Re: [PATCH v4] usb: musb: Enable DMA mode1 RX for USB-Mass-Storage

2011-07-19 Thread Pandita, Vikram
On Tue, Jul 19, 2011 at 10:34 PM, Jassi Brar jassisinghb...@gmail.com wrote: On Wed, Jul 20, 2011 at 10:41 AM, Vikram Pandita vikram.pand...@ti.com wrote: From: Anand Gadiyar gadi...@ti.com This patch enables the DMA mode1 RX support. This feature is enabled based on the short_not_ok

Re: [PATCH v4] usb: musb: Enable DMA mode1 RX for USB-Mass-Storage

2011-07-19 Thread Jassi Brar
On Wed, Jul 20, 2011 at 11:15 AM, Pandita, Vikram vikram.pand...@ti.com wrote: On Tue, Jul 19, 2011 at 10:34 PM, Jassi Brar jassisinghb...@gmail.com wrote: On Wed, Jul 20, 2011 at 10:41 AM, Vikram Pandita vikram.pand...@ti.com wrote: From: Anand Gadiyar gadi...@ti.com This patch enables