From: Quinn Tran <quinn.tran@cavium.com>
Date: Wed, 14 Jun 2017 03:47:29 +0000 (-0700)
Subject: scsi: qla2xxx: Include Exchange offload/Extended Login into FW dump
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b945e777f95aa00c000fd2376bec85618897dd04;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

scsi: qla2xxx: Include Exchange offload/Extended Login into FW dump

Add missing memory dump of Exchange Offload and Extended login into FW
dump.

Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
---

diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c
index c0c90dcc7c7b..f91ee717202d 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.c
+++ b/drivers/scsi/qla2xxx/qla_dbg.c
@@ -497,6 +497,50 @@ qla25xx_copy_fce(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
 	return (char *)iter_reg + ntohl(fcec->size);
 }
 
+static inline void *
+qla25xx_copy_exlogin(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
+{
+	struct qla2xxx_offld_chain *c = ptr;
+
+	if (!ha->exlogin_buf)
+		return ptr;
+
+	*last_chain = &c->type;
+
+	c->type = cpu_to_be32(DUMP_CHAIN_EXLOGIN);
+	c->chain_size = cpu_to_be32(sizeof(struct qla2xxx_offld_chain) +
+	    ha->exlogin_size);
+	c->size = cpu_to_be32(ha->exlogin_size);
+	c->addr = cpu_to_be64(ha->exlogin_buf_dma);
+
+	ptr += sizeof(struct qla2xxx_offld_chain);
+	memcpy(ptr, ha->exlogin_buf, ha->exlogin_size);
+
+	return (char *)ptr + cpu_to_be32(c->size);
+}
+
+static inline void *
+qla81xx_copy_exchoffld(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
+{
+	struct qla2xxx_offld_chain *c = ptr;
+
+	if (!ha->exchoffld_buf)
+		return ptr;
+
+	*last_chain = &c->type;
+
+	c->type = cpu_to_be32(DUMP_CHAIN_EXCHG);
+	c->chain_size = cpu_to_be32(sizeof(struct qla2xxx_offld_chain) +
+	    ha->exchoffld_size);
+	c->size = cpu_to_be32(ha->exchoffld_size);
+	c->addr = cpu_to_be64(ha->exchoffld_buf_dma);
+
+	ptr += sizeof(struct qla2xxx_offld_chain);
+	memcpy(ptr, ha->exchoffld_buf, ha->exchoffld_size);
+
+	return (char *)ptr + cpu_to_be32(c->size);
+}
+
 static inline void *
 qla2xxx_copy_atioqueues(struct qla_hw_data *ha, void *ptr,
 	uint32_t **last_chain)
@@ -1606,6 +1650,7 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
+	nxt_chain = qla25xx_copy_exlogin(ha, nxt_chain, &last_chain);
 	if (last_chain) {
 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
 		*last_chain |= htonl(DUMP_CHAIN_LAST);
@@ -1932,6 +1977,8 @@ qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
+	nxt_chain = qla25xx_copy_exlogin(ha, nxt_chain, &last_chain);
+	nxt_chain = qla81xx_copy_exchoffld(ha, nxt_chain, &last_chain);
 	if (last_chain) {
 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
 		*last_chain |= htonl(DUMP_CHAIN_LAST);
@@ -2443,6 +2490,8 @@ copy_queue:
 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
+	nxt_chain = qla25xx_copy_exlogin(ha, nxt_chain, &last_chain);
+	nxt_chain = qla81xx_copy_exchoffld(ha, nxt_chain, &last_chain);
 	if (last_chain) {
 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
 		*last_chain |= htonl(DUMP_CHAIN_LAST);
diff --git a/drivers/scsi/qla2xxx/qla_dbg.h b/drivers/scsi/qla2xxx/qla_dbg.h
index f60138f66dce..8877aa97d829 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.h
+++ b/drivers/scsi/qla2xxx/qla_dbg.h
@@ -232,6 +232,15 @@ struct qla2xxx_fce_chain {
 	uint32_t eregs[8];
 };
 
+/* used by exchange off load and extended login offload */
+struct qla2xxx_offld_chain {
+	uint32_t type;
+	uint32_t chain_size;
+
+	uint32_t size;
+	u64	 addr;
+};
+
 struct qla2xxx_mq_chain {
 	uint32_t type;
 	uint32_t chain_size;
@@ -258,6 +267,8 @@ struct qla2xxx_mqueue_chain {
 #define DUMP_CHAIN_FCE		0x7FFFFAF0
 #define DUMP_CHAIN_MQ		0x7FFFFAF1
 #define DUMP_CHAIN_QUEUE	0x7FFFFAF2
+#define DUMP_CHAIN_EXLOGIN	0x7FFFFAF3
+#define DUMP_CHAIN_EXCHG	0x7FFFFAF4
 #define DUMP_CHAIN_LAST		0x80000000
 
 struct qla2xxx_fw_dump {
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 4a659460d6e6..1d815ab779ea 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -2538,6 +2538,13 @@ cont_alloc:
 	ha->chain_offset = dump_size;
 	dump_size += mq_size + fce_size;
 
+	if (ha->exchoffld_buf)
+		dump_size += sizeof(struct qla2xxx_offld_chain) +
+			ha->exchoffld_size;
+	if (ha->exlogin_buf)
+		dump_size += sizeof(struct qla2xxx_offld_chain) +
+			ha->exlogin_size;
+
 allocate:
 	ha->fw_dump = vmalloc(dump_size);
 	if (!ha->fw_dump) {
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 88e115fcea60..f7c4f723c405 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -4176,9 +4176,6 @@ qla2x00_set_exchoffld_buffer(scsi_qla_host_t *vha)
 	if (!IS_EXCHG_OFFLD_CAPABLE(ha))
 		return QLA_SUCCESS;
 
-	ql_log(ql_log_info, vha, 0xd014,
-	    "Exchange offload count: %d.\n", ql2xexlogins);
-
 	max_cnt = 0;
 	rval = qla_get_exchoffld_status(vha, &size, &max_cnt);
 	if (rval != QLA_SUCCESS) {