Hi Hans,
(As a side note, your mailer just did something nasty with the
wrapping which made the code snippets totally unreadable. I'm going to
drop them.)
On Wed, Feb 19, 2014 at 01:14:58PM +0100, Hans de Goede wrote:
+wmb(); /* Ensure idma_des hit main mem before we start the
idmac
Hi,
On 02/22/2014 09:31 AM, Maxime Ripard wrote:
snip
This should be before the registration. Otherwise, you're racy.
Nope, we only need this to get the data on sunxi_mmc_remove,
everywhere else the data is found through the mmc-host struct.
Still, if anyone makes a following patch using
Hi Hans,
On Tue, Feb 18, 2014 at 09:49:21PM +0100, Hans de Goede wrote:
Hi,
On 02/18/2014 04:37 PM, Maxime Ripard wrote:
snip
+
+ for (i = 0; i data-sg_len; i++) {
+ pdes[i].config = SDXC_IDMAC_DES0_CH | SDXC_IDMAC_DES0_OWN |
+
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Hi,
On 02/19/2014 10:46 AM, Maxime Ripard wrote:
Hi Hans,
On Tue, Feb 18, 2014 at 09:49:21PM +0100, Hans de Goede wrote:
Hi,
On 02/18/2014 04:37 PM, Maxime Ripard wrote:
snip
+ +for (i = 0; i data-sg_len; i++) { +
This is based on the driver Allwinner ships in their Android kernel sources.
Initial porting to upstream kernels done by David Lanzendörfer, additional
fixes and cleanups by Hans de Goede.
It uses dma in bus-master mode using a built-in designware idmac controller,
which is identical to the one
