Commit c6ae008d authored by Xiaodong Liu's avatar Xiaodong Liu Committed by Changpeng Liu
Browse files

lnvm: add a quirk for identify LightNVM device 



Change-Id: I841d7b47bc85498abb608944587e7b7585138263
Signed-off-by: default avatarXiaodong Liu <xiaodong.liu@intel.com>
Reviewed-on: https://review.gerrithub.io/411588


Tested-by: default avatarSPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: default avatarDaniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: default avatarChangpeng Liu <changpeng.liu@intel.com>
Reviewed-by: default avatarZiye Yang <optimistyzy@gmail.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
parent 269a4790

lib/nvme/nvme_internal.h

+7 −0
Original line number Diff line number Diff line
@@ -99,6 +99,13 @@ extern pid_t g_spdk_nvme_pid; 
 */

#define NVME_QUIRK_IDENTIFY_CNS 0x40



/*

 * The controller supports LightNVM command set if matching additional

 * condition, like the first byte (value 0x1) in the vendor specific

 * bits of the namespace identify structure is set.

 */

#define NVME_QUIRK_LIGHTNVM 0x80



#define NVME_MAX_ASYNC_EVENTS	(8)



#define NVME_MIN_TIMEOUT_PERIOD		(5)

lib/nvme/nvme_quirks.c

+3 −1
Original line number Diff line number Diff line
@@ -73,7 +73,8 @@ static const struct nvme_quirk nvme_quirks[] = { 
		NVME_QUIRK_IDENTIFY_CNS

	},

	{	{SPDK_PCI_VID_CNEXLABS, 0x1f1f, SPDK_PCI_ANY_ID, SPDK_PCI_ANY_ID},

		NVME_QUIRK_IDENTIFY_CNS

		NVME_QUIRK_IDENTIFY_CNS |

		NVME_QUIRK_LIGHTNVM

	},

	{	{0x0000, 0x0000, 0x0000, 0x0000}, 0}

};
@@ -120,6 +121,7 @@ nvme_get_quirks(const struct spdk_pci_id *id) 
			PRINT_QUIRK(NVME_QUIRK_DELAY_AFTER_QUEUE_ALLOC);

			PRINT_QUIRK(NVME_QUIRK_READ_ZERO_AFTER_DEALLOCATE);

			PRINT_QUIRK(NVME_QUIRK_IDENTIFY_CNS);

			PRINT_QUIRK(NVME_QUIRK_LIGHTNVM);



			return quirk->flags;

		}