diff mbox series

[PATCHv12,08/12] nvme: add a nvme_get_log_lsi helper

Message ID 20241206221801.790690-9-kbusch@meta.com (mailing list archive)
State New
Headers show
Series block write streams with nvme fdp | expand

Commit Message

Keith Busch Dec. 6, 2024, 10:17 p.m. UTC 
From: Christoph Hellwig <hch@lst.de>

For log pages that need to pass in a LSI value, while at the same time
not touching all the existing nvme_get_log callers.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
---
 drivers/nvme/host/core.c | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

Comments

Hannes Reinecke Dec. 9, 2024, 8:31 a.m. UTC | #1 
On 12/6/24 23:17, Keith Busch wrote:
> From: Christoph Hellwig <hch@lst.de>
> 
> For log pages that need to pass in a LSI value, while at the same time
> not touching all the existing nvme_get_log callers.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> Signed-off-by: Keith Busch <kbusch@kernel.org>
> ---
>   drivers/nvme/host/core.c | 14 ++++++++++++--
>   1 file changed, 12 insertions(+), 2 deletions(-)
> 
Reviewed-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes
Nitesh Shetty Dec. 10, 2024, 12:12 p.m. UTC | #2 
On 06/12/24 02:17PM, Keith Busch wrote:
>From: Christoph Hellwig <hch@lst.de>
>
>For log pages that need to pass in a LSI value, while at the same time
>not touching all the existing nvme_get_log callers.
>
>Signed-off-by: Christoph Hellwig <hch@lst.de>
>Signed-off-by: Keith Busch <kbusch@kernel.org>
>---

Reviewed-by: Nitesh Shetty <nj.shetty@samsung.com>
diff mbox series

Patch

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 571d4106d256d..36c44be98e38c 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -150,6 +150,8 @@  static void nvme_remove_invalid_namespaces(struct nvme_ctrl *ctrl,
 					   unsigned nsid);
 static void nvme_update_keep_alive(struct nvme_ctrl *ctrl,
 				   struct nvme_command *cmd);
+static int nvme_get_log_lsi(struct nvme_ctrl *ctrl, u32 nsid, u8 log_page,
+		u8 lsp, u8 csi, void *log, size_t size, u64 offset, u16 lsi);
 
 void nvme_queue_scan(struct nvme_ctrl *ctrl)
 {
@@ -3074,8 +3076,8 @@  static int nvme_init_subsystem(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id)
 	return ret;
 }
 
-int nvme_get_log(struct nvme_ctrl *ctrl, u32 nsid, u8 log_page, u8 lsp, u8 csi,
-		void *log, size_t size, u64 offset)
+static int nvme_get_log_lsi(struct nvme_ctrl *ctrl, u32 nsid, u8 log_page,
+		u8 lsp, u8 csi, void *log, size_t size, u64 offset, u16 lsi)
 {
 	struct nvme_command c = { };
 	u32 dwlen = nvme_bytes_to_numd(size);
@@ -3089,10 +3091,18 @@  int nvme_get_log(struct nvme_ctrl *ctrl, u32 nsid, u8 log_page, u8 lsp, u8 csi,
 	c.get_log_page.lpol = cpu_to_le32(lower_32_bits(offset));
 	c.get_log_page.lpou = cpu_to_le32(upper_32_bits(offset));
 	c.get_log_page.csi = csi;
+	c.get_log_page.lsi = cpu_to_le16(lsi);
 
 	return nvme_submit_sync_cmd(ctrl->admin_q, &c, log, size);
 }
 
+int nvme_get_log(struct nvme_ctrl *ctrl, u32 nsid, u8 log_page, u8 lsp, u8 csi,
+		void *log, size_t size, u64 offset)
+{
+	return nvme_get_log_lsi(ctrl, nsid, log_page, lsp, csi, log, size,
+			offset, 0);
+}
+
 static int nvme_get_effects_log(struct nvme_ctrl *ctrl, u8 csi,
 				struct nvme_effects_log **log)
 {