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Message-Id: <20190927101210.23856-11-bpoirier@suse.com>
Date: Fri, 27 Sep 2019 19:12:04 +0900
From: Benjamin Poirier <bpoirier@...e.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Manish Chopra <manishc@...vell.com>, GR-Linux-NIC-Dev@...vell.com,
netdev@...r.kernel.org, devel@...verdev.osuosl.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v2 10/17] staging: qlge: Remove rx_ring.type
This field is redundant, the type can be determined from the index, cq_id.
Signed-off-by: Benjamin Poirier <bpoirier@...e.com>
---
drivers/staging/qlge/qlge.h | 10 ----------
drivers/staging/qlge/qlge_dbg.c | 16 ++++++++++++----
drivers/staging/qlge/qlge_main.c | 31 +++++++------------------------
3 files changed, 19 insertions(+), 38 deletions(-)
diff --git a/drivers/staging/qlge/qlge.h b/drivers/staging/qlge/qlge.h
index 519fa39dd194..5a4b2520cd2a 100644
--- a/drivers/staging/qlge/qlge.h
+++ b/drivers/staging/qlge/qlge.h
@@ -1387,15 +1387,6 @@ struct tx_ring {
u64 tx_errors;
};
-/*
- * Type of inbound queue.
- */
-enum {
- DEFAULT_Q = 2, /* Handles slow queue and chip/MPI events. */
- TX_Q = 3, /* Handles outbound completions. */
- RX_Q = 4, /* Handles inbound completions. */
-};
-
struct qlge_page_chunk {
struct page *page;
void *va; /* virt addr including offset */
@@ -1468,7 +1459,6 @@ struct rx_ring {
struct qlge_bq sbq;
/* Misc. handler elements. */
- u32 type; /* Type of queue, tx, rx. */
u32 irq; /* Which vector this ring is assigned. */
u32 cpu; /* Which CPU this should run on. */
char name[IFNAMSIZ + 5];
diff --git a/drivers/staging/qlge/qlge_dbg.c b/drivers/staging/qlge/qlge_dbg.c
index 35af06dd21dd..a177302073db 100644
--- a/drivers/staging/qlge/qlge_dbg.c
+++ b/drivers/staging/qlge/qlge_dbg.c
@@ -1731,16 +1731,24 @@ void ql_dump_cqicb(struct cqicb *cqicb)
le16_to_cpu(cqicb->sbq_len));
}
+static const char *qlge_rx_ring_type_name(struct rx_ring *rx_ring)
+{
+ struct ql_adapter *qdev = rx_ring->qdev;
+
+ if (rx_ring->cq_id < qdev->rss_ring_count)
+ return "RX COMPLETION";
+ else
+ return "TX COMPLETION";
+};
+
void ql_dump_rx_ring(struct rx_ring *rx_ring)
{
if (rx_ring == NULL)
return;
pr_err("===================== Dumping rx_ring %d ===============\n",
rx_ring->cq_id);
- pr_err("Dumping rx_ring %d, type = %s%s%s\n",
- rx_ring->cq_id, rx_ring->type == DEFAULT_Q ? "DEFAULT" : "",
- rx_ring->type == TX_Q ? "OUTBOUND COMPLETIONS" : "",
- rx_ring->type == RX_Q ? "INBOUND_COMPLETIONS" : "");
+ pr_err("Dumping rx_ring %d, type = %s\n", rx_ring->cq_id,
+ qlge_rx_ring_type_name(rx_ring));
pr_err("rx_ring->cqicb = %p\n", &rx_ring->cqicb);
pr_err("rx_ring->cq_base = %p\n", rx_ring->cq_base);
pr_err("rx_ring->cq_base_dma = %llx\n",
diff --git a/drivers/staging/qlge/qlge_main.c b/drivers/staging/qlge/qlge_main.c
index 609a87804a94..0e304a7ac22f 100644
--- a/drivers/staging/qlge/qlge_main.c
+++ b/drivers/staging/qlge/qlge_main.c
@@ -2785,14 +2785,10 @@ static void ql_free_rx_buffers(struct ql_adapter *qdev)
static void ql_alloc_rx_buffers(struct ql_adapter *qdev)
{
- struct rx_ring *rx_ring;
int i;
- for (i = 0; i < qdev->rx_ring_count; i++) {
- rx_ring = &qdev->rx_ring[i];
- if (rx_ring->type != TX_Q)
- ql_update_buffer_queues(rx_ring);
- }
+ for (i = 0; i < qdev->rss_ring_count; i++)
+ ql_update_buffer_queues(&qdev->rx_ring[i]);
}
static int qlge_init_bq(struct qlge_bq *bq)
@@ -3071,12 +3067,7 @@ static int ql_start_rx_ring(struct ql_adapter *qdev, struct rx_ring *rx_ring)
rx_ring->sbq.clean_idx = 0;
rx_ring->sbq.free_cnt = rx_ring->sbq.len;
}
- switch (rx_ring->type) {
- case TX_Q:
- cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs);
- cqicb->pkt_delay = cpu_to_le16(qdev->tx_max_coalesced_frames);
- break;
- case RX_Q:
+ if (rx_ring->cq_id < qdev->rss_ring_count) {
/* Inbound completion handling rx_rings run in
* separate NAPI contexts.
*/
@@ -3084,10 +3075,9 @@ static int ql_start_rx_ring(struct ql_adapter *qdev, struct rx_ring *rx_ring)
64);
cqicb->irq_delay = cpu_to_le16(qdev->rx_coalesce_usecs);
cqicb->pkt_delay = cpu_to_le16(qdev->rx_max_coalesced_frames);
- break;
- default:
- netif_printk(qdev, ifup, KERN_DEBUG, qdev->ndev,
- "Invalid rx_ring->type = %d.\n", rx_ring->type);
+ } else {
+ cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs);
+ cqicb->pkt_delay = cpu_to_le16(qdev->tx_max_coalesced_frames);
}
err = ql_write_cfg(qdev, cqicb, sizeof(struct cqicb),
CFG_LCQ, rx_ring->cq_id);
@@ -3444,12 +3434,7 @@ static int ql_request_irq(struct ql_adapter *qdev)
goto err_irq;
netif_err(qdev, ifup, qdev->ndev,
- "Hooked intr %d, queue type %s, with name %s.\n",
- i,
- qdev->rx_ring[0].type == DEFAULT_Q ?
- "DEFAULT_Q" :
- qdev->rx_ring[0].type == TX_Q ? "TX_Q" :
- qdev->rx_ring[0].type == RX_Q ? "RX_Q" : "",
+ "Hooked intr 0, queue type RX_Q, with name %s.\n",
intr_context->name);
}
intr_context->hooked = 1;
@@ -4012,7 +3997,6 @@ static int ql_configure_rings(struct ql_adapter *qdev)
rx_ring->sbq.type = QLGE_SB;
rx_ring->sbq.len = NUM_SMALL_BUFFERS;
rx_ring->sbq.size = rx_ring->sbq.len * sizeof(__le64);
- rx_ring->type = RX_Q;
} else {
/*
* Outbound queue handles outbound completions only.
@@ -4025,7 +4009,6 @@ static int ql_configure_rings(struct ql_adapter *qdev)
rx_ring->lbq.size = 0;
rx_ring->sbq.len = 0;
rx_ring->sbq.size = 0;
- rx_ring->type = TX_Q;
}
}
return 0;
--
2.23.0
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