From: hch@lst.de (Christoph Hellwig)
Subject: [PATCH 15/18] nvme: add a common helper to read Identify Controller data
Date: Thu, 22 Oct 2015 09:38:08 +0200 [thread overview]
Message-ID: <20151022073808.GC20076@lst.de> (raw)
In-Reply-To: <1445467463.3307.72.camel@linux.intel.com>
On Wed, Oct 21, 2015@03:44:23PM -0700, J Freyensee wrote:
> On Fri, 2015-10-16@07:58 +0200, Christoph Hellwig wrote:
> > And add the 64-bit register read operation for it.
>
> I apologize, but I am getting tripped up by the subject line of this
> patch and then the following description.
>
> To me, this patch sounds and looks like it is doing two distinct,
> separate things, thereby two separate patches:
>
> 1. Add a helper function to read and cache Identify Controller data
> 2. Add a 64-bit read register function pointer to nvme_ctrl_ops
>
> I think it was PATCH 6 of this series that introduced "int
> (*reg_read32)()". If it is easier, it would also make sense to also
> add "int (*reg_read64)()" there, instead of its own separate patch.
Through the whole series I've introduced the abstractions on an as-needed
basis, and this patch follows that style.
next prev parent reply other threads:[~2015-10-22 7:38 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-16 5:58 nvme driver split V2 Christoph Hellwig
2015-10-16 5:58 ` [PATCH 01/18] nvme: add missing unmaps in nvme_queue_rq Christoph Hellwig
2015-10-16 5:58 ` Christoph Hellwig
2015-10-20 10:04 ` Sagi Grimberg
2015-10-20 10:04 ` Sagi Grimberg
2015-10-20 14:07 ` Busch, Keith
2015-10-20 14:07 ` Busch, Keith
2015-10-16 5:58 ` [PATCH 02/18] nvme: move struct nvme_iod to pci.c Christoph Hellwig
2015-10-20 10:04 ` Sagi Grimberg
2015-10-16 5:58 ` [PATCH 03/18] nvme: split command submission helpers out of pci.c Christoph Hellwig
2015-10-20 10:07 ` Sagi Grimberg
2015-10-21 18:48 ` J Freyensee
2015-10-16 5:58 ` [PATCH 04/18] nvme: add a vendor field to struct nvme_dev Christoph Hellwig
2015-10-20 10:08 ` Sagi Grimberg
2015-10-21 18:58 ` J Freyensee
2015-10-21 19:10 ` Busch, Keith
2015-10-16 5:58 ` [PATCH 05/18] nvme: use offset instead of a struct for registers Christoph Hellwig
2015-10-16 17:30 ` Busch, Keith
2015-10-21 20:28 ` J Freyensee
2015-10-16 5:58 ` [PATCH 06/18] nvme: split a new struct nvme_ctrl out of struct nvme_dev Christoph Hellwig
2015-10-20 10:19 ` Sagi Grimberg
2015-10-20 10:26 ` Christoph Hellwig
2015-10-20 10:44 ` Sagi Grimberg
2015-10-20 11:30 ` Christoph Hellwig
2015-10-21 14:40 ` Sagi Grimberg
2015-10-21 21:23 ` J Freyensee
2015-10-21 22:51 ` Busch, Keith
2015-10-22 0:15 ` J Freyensee
2015-10-22 7:37 ` Christoph Hellwig
2015-10-16 5:58 ` [PATCH 07/18] nvme: simplify nvme_setup_prps calling convention Christoph Hellwig
2015-10-20 10:30 ` Sagi Grimberg
2015-10-16 5:58 ` [PATCH 08/18] nvme: refactor nvme_queue_rq Christoph Hellwig
2015-10-16 5:58 ` [PATCH 09/18] nvme: move nvme_error_status to common code Christoph Hellwig
2015-10-20 10:54 ` Sagi Grimberg
2015-10-16 5:58 ` [PATCH 10/18] nvme: move nvme_setup_flush and nvme_setup_rw " Christoph Hellwig
2015-10-20 11:01 ` Sagi Grimberg
2015-10-21 6:55 ` Christoph Hellwig
2015-10-21 14:41 ` Sagi Grimberg
2015-10-16 5:58 ` [PATCH 11/18] nvme: split __nvme_submit_sync_cmd Christoph Hellwig
2015-10-16 5:58 ` [PATCH 12/18] nvme: use the block layer for userspace passthrough metadata Christoph Hellwig
2015-10-16 20:04 ` Busch, Keith
2015-10-18 18:22 ` Christoph Hellwig
2015-10-16 5:58 ` [PATCH 13/18] nvme: move block_device_operations and ns/ctrl freeing to common code Christoph Hellwig
2015-10-16 5:58 ` [PATCH 14/18] nvme: add explicit quirk handling Christoph Hellwig
2015-10-16 5:58 ` [PATCH 15/18] nvme: add a common helper to read Identify Controller data Christoph Hellwig
2015-10-21 22:44 ` J Freyensee
2015-10-22 7:38 ` Christoph Hellwig [this message]
2015-10-16 5:58 ` [PATCH 16/18] nvme: move the call to nvme_init_identify earlier Christoph Hellwig
2015-10-16 5:58 ` [PATCH 17/18] nvme: move namespace scanning to common code Christoph Hellwig
2015-10-16 6:14 ` Ming Lin
2015-10-16 6:16 ` Christoph Hellwig
2015-10-21 23:27 ` J Freyensee
2015-10-22 7:39 ` Christoph Hellwig
2015-10-22 13:48 ` Busch, Keith
2015-10-22 16:30 ` Christoph Hellwig
2015-10-22 21:24 ` Busch, Keith
2015-10-23 5:41 ` Christoph Hellwig
2015-10-16 5:58 ` [PATCH 18/18] nvme: move chardev and sysfs interface " Christoph Hellwig
2015-10-22 0:11 ` J Freyensee
2015-10-22 7:45 ` Christoph Hellwig
2015-10-22 18:36 ` J Freyensee
2015-10-22 18:59 ` Jon Derrick
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