From: swarren@wwwdotorg•org (Stephen Warren)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCHv3 1/4] ARM: tegra: Add Tegra AHB driver
Date: Thu, 03 May 2012 11:41:35 -0600 [thread overview]
Message-ID: <4FA2C34F.5060406@wwwdotorg.org> (raw)
In-Reply-To: <1336061147-10245-1-git-send-email-hdoyu@nvidia.com>
On 05/03/2012 10:05 AM, Hiroshi DOYU wrote:
> Tegra AHB Bus conforms to the AMBA Specification (Rev 2.0) Advanced
> High-performance Bus (AHB) architecture.
>
> The AHB Arbiter controls AHB bus master arbitration. This effectively
> forms a second level of arbitration for access to the memory
> controller through the AHB Slave Memory device. The AHB pre-fetch
> logic can be configured to enhance performance for devices doing
> sequential access. Each AHB master is assigned to either the high or
> low priority bin. Both Tegra20/30 have this AHB bus.
>
> Some of configuration param could be passed from DT too.
> diff --git a/drivers/amba/tegra-ahb.c b/drivers/amba/tegra-ahb.c
> +static u32 tegra_ahb_gizmo[] = {
const?
> +static int __init tegra_ahb_module_init(void)
> +{
> + return platform_driver_register(&tegra_ahb_driver);
> +}
> +postcore_initcall(tegra_ahb_module_init);
Can this be a module_init() instead of postcore_initcall()?
> +
> +static void __exit tegra_ahb_module_exit(void)
> +{
> + platform_driver_unregister(&tegra_ahb_driver);
> +}
> +module_exit(tegra_ahb_module_exit);
If so, all of the previous two quoted chunks can be replaced with just:
module_platform_driver(tegra_ahb_module_init);
next prev parent reply other threads:[~2012-05-03 17:41 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-03 16:05 [PATCHv3 1/4] ARM: tegra: Add Tegra AHB driver Hiroshi DOYU
2012-05-03 16:05 ` [PATCHv3 2/4] ARM: tegra: Add SMMU enabler in AHB Hiroshi DOYU
2012-05-03 17:43 ` Stephen Warren
2012-05-03 16:05 ` [PATCHv3 3/4] iommu/tegra: smmu: Refrain from accessing to AHB Hiroshi DOYU
2012-05-03 17:48 ` Stephen Warren
2012-05-03 17:54 ` Hiroshi Doyu
2012-05-03 17:58 ` Stephen Warren
2012-05-04 6:36 ` Hiroshi Doyu
2012-05-04 6:33 ` Hiroshi Doyu
2012-05-04 16:51 ` Stephen Warren
2012-05-03 16:05 ` [PATCHv3 4/4] ARM: dt: tegra: Add device tree support for AHB Hiroshi DOYU
2012-05-03 17:50 ` Stephen Warren
2012-05-03 17:41 ` Stephen Warren [this message]
2012-05-04 6:17 ` [PATCHv3 1/4] ARM: tegra: Add Tegra AHB driver Hiroshi Doyu
2012-05-04 16:48 ` Stephen Warren
2012-05-07 6:06 ` Hiroshi Doyu
2012-05-03 17:59 ` Stephen Warren
2012-05-04 6:40 ` Hiroshi Doyu
2012-05-04 8:40 ` Arnd Bergmann
2012-05-04 16:50 ` Stephen Warren
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