[v2,6/7] libnvdimm: New ACPI 6.2 DSM functions

Commit Message

Jerry Hoemann June 20, 2017, 4:51 p.m. UTC

ACPI 6.2 added new NVDIMM root DSM functions.  Define their
data structures.

Update the definition of nd_cmd_ars_cap to match the 6.2 spec.

Add the new 6.2 functions names to nvdimm_bus_cmd_name.

Signed-off-by: Jerry Hoemann <[e-mail]>
---
 include/uapi/linux/ndctl.h | 40 +++++++++++++++++++++++++++++++++++++++-
 1 file changed, 39 insertions(+), 1 deletion(-)

Comments

Dan Williams June 28, 2017, 9:11 p.m. UTC | #1

On Tue, Jun 20, 2017 at 9:51 AM, Jerry Hoemann <[e-mail]> wrote:
> ACPI 6.2 added new NVDIMM root DSM functions.  Define their
> data structures.
>
> Update the definition of nd_cmd_ars_cap to match the 6.2 spec.
>
> Add the new 6.2 functions names to nvdimm_bus_cmd_name.

This part of the changelog is stale, just trim it when you resend the
series with the other fixups.

Patch

diff --git a/include/uapi/linux/ndctl.h b/include/uapi/linux/ndctl.h
index e23c37f..e15768f 100644
--- a/include/uapi/linux/ndctl.h
+++ b/include/uapi/linux/ndctl.h
@@ -105,7 +105,8 @@  struct nd_cmd_ars_cap {
 	__u32 status;
 	__u32 max_ars_out;
 	__u32 clear_err_unit;
-	__u32 reserved;
+	__u16 flags;
+	__u16 reserved;
 } __packed;
 
 struct nd_cmd_ars_start {
@@ -144,6 +145,43 @@  struct nd_cmd_clear_error {
 	__u64 cleared;
 } __packed;
 
+struct nd_cmd_trans_spa {
+	__u64 spa;
+	__u32 status;
+	__u8  flags;
+	__u8  _reserved[3];
+	__u64 trans_length;
+	__u32 num_nvdimms;
+	struct nd_nvdimm_device {
+		__u32 nfit_device_handle;
+		__u32 _reserved;
+		__u64 dpa;
+	} __packed devices[0];
+
+} __packed;
+
+struct nd_cmd_ars_err_inj {
+	__u64 err_inj_spa_range_base;
+	__u64 err_inj_spa_range_length;
+	__u8  err_inj_options;
+	__u32 status;
+} __packed;
+
+struct nd_cmd_ars_err_inj_clr {
+	__u64 err_inj_clr_spa_range_base;
+	__u64 err_inj_clr_spa_range_length;
+	__u32 status;
+} __packed;
+
+struct nd_cmd_ars_err_inj_stat {
+	__u32 status;
+	__u32 inj_err_rec_count;
+	struct nd_error_stat_query_record {
+		__u64 err_inj_stat_spa_range_base;
+		__u64 err_inj_stat_spa_range_length;
+	} __packed record[0];
+} __packed;
+
 enum {
 	ND_CMD_IMPLEMENTED = 0,