From: "Javier González" <jg@lightnvm.io>
To: mb@lightnvm.io
Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-nvme@lists.infradead.org,
"Javier González" <javier@cnexlabs.com>
Subject: [PATCH 04/19] lightnvm: add shorten OCSSD version in geo
Date: Mon, 26 Feb 2018 14:17:03 +0100 [thread overview]
Message-ID: <1519651038-16845-5-git-send-email-javier@cnexlabs.com> (raw)
In-Reply-To: <1519651038-16845-1-git-send-email-javier@cnexlabs.com>
Create a shorten version to use in the generic geometry.
Signed-off-by: Javier González <javier@cnexlabs.com>
---
drivers/nvme/host/lightnvm.c | 6 ++++++
include/linux/lightnvm.h | 8 ++++++++
2 files changed, 14 insertions(+)
diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c
index 8befb60eeacb..a48950a37b8d 100644
--- a/drivers/nvme/host/lightnvm.c
+++ b/drivers/nvme/host/lightnvm.c
@@ -299,6 +299,9 @@ static int nvme_nvm_setup_12(struct nvme_nvm_id12 *id,
dev_geo->major_ver_id = id->ver_id;
dev_geo->minor_ver_id = 2;
+ /* Set compacted version for upper layers */
+ dev_geo->c.version = NVM_OCSSD_SPEC_12;
+
dev_geo->nr_chnls = src->num_ch;
dev_geo->nr_luns = src->num_lun;
dev_geo->all_luns = dev_geo->nr_chnls * dev_geo->nr_luns;
@@ -385,6 +388,9 @@ static int nvme_nvm_setup_20(struct nvme_nvm_id20 *id,
dev_geo->major_ver_id = id->mjr;
dev_geo->minor_ver_id = id->mnr;
+ /* Set compacted version for upper layers */
+ dev_geo->c.version = NVM_OCSSD_SPEC_20;
+
if (!(dev_geo->major_ver_id == 2 && dev_geo->minor_ver_id == 0)) {
pr_err("nvm: OCSSD version not supported (v%d.%d)\n",
dev_geo->major_ver_id, dev_geo->minor_ver_id);
diff --git a/include/linux/lightnvm.h b/include/linux/lightnvm.h
index ccaf8a30202d..57d00644a1c6 100644
--- a/include/linux/lightnvm.h
+++ b/include/linux/lightnvm.h
@@ -23,6 +23,11 @@ enum {
#define NVM_LUN_BITS (8)
#define NVM_CH_BITS (7)
+enum {
+ NVM_OCSSD_SPEC_12 = 12,
+ NVM_OCSSD_SPEC_20 = 20,
+};
+
struct ppa_addr {
/* Generic structure for all addresses */
union {
@@ -262,6 +267,9 @@ enum {
/* Device common geometry */
struct nvm_common_geo {
+ /* kernel short version */
+ u8 version;
+
/* chunk geometry */
u32 num_chk; /* chunks per lun */
u32 clba; /* sectors per chunk */
--
2.7.4
next prev parent reply other threads:[~2018-02-26 13:23 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-26 13:16 [PATCH V3 00/19] lightnvm: pblk: implement 2.0 support Javier González
2018-02-26 13:17 ` [PATCH 01/19] lightnvm: simplify geometry structure Javier González
2018-02-26 13:17 ` [PATCH 02/19] lightnvm: add controller capabilities to 2.0 Javier González
2018-02-26 13:17 ` [PATCH 03/19] lightnvm: add minor version to generic geometry Javier González
2018-02-26 13:17 ` Javier González [this message]
2018-02-26 13:17 ` [PATCH 05/19] lightnvm: complete geo structure with maxoc* Javier González
2018-02-26 13:17 ` [PATCH 06/19] lightnvm: pblk: check for supported version Javier González
2018-02-26 13:17 ` [PATCH 07/19] lightnvm: complete 2.0 values in sysfs Javier González
2018-02-26 13:17 ` [PATCH 08/19] lightnvm: rename number of channels and luns Javier González
2018-02-26 13:17 ` [PATCH 09/19] lightnvm: rename sect_* to sec_* Javier González
2018-02-26 13:17 ` [PATCH 10/19] lightnvm: add support for 2.0 address format Javier González
2018-02-26 13:17 ` [PATCH 11/19] lightnvm: pblk: rename ppaf* to addrf* Javier González
2018-02-26 13:17 ` [PATCH 12/19] lightnvn: pblk: use generic address format Javier González
2018-02-26 13:17 ` [PATCH 13/19] lightnvm: make address conversions depend on generic device Javier González
2018-02-26 13:17 ` [PATCH 14/19] nvme: make nvme_get_log_ext available Javier González
2018-02-26 13:17 ` [PATCH 15/19] lightnvm: implement get log report chunk helpers Javier González
2018-02-26 13:17 ` [PATCH 16/19] lightnvm: define chunk states Javier González
2018-02-26 13:17 ` [PATCH 17/19] lightnvm: pblk: implement get log report chunk Javier González
2018-02-26 19:04 ` Matias Bjørling
2018-02-27 14:40 ` Javier González
2018-02-27 18:46 ` Matias Bjørling
2018-02-27 19:50 ` Javier González
2018-02-26 13:17 ` [PATCH 18/19] lightnvm: pblk: refactor init/exit sequences Javier González
2018-02-26 13:17 ` [PATCH 19/19] lightnvm: pblk: implement 2.0 support Javier González
2018-02-26 18:19 ` [PATCH V3 00/19] " Matias Bjørling
2018-02-26 18:21 ` Javier Gonzalez
2018-02-26 18:24 ` Matias Bjørling
2018-02-26 18:27 ` Javier Gonzalez
2018-02-26 18:33 ` Matias Bjørling
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