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path: root/drivers/net/ethernet/google/gve/gve_rx.c
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Diffstat (limited to 'drivers/net/ethernet/google/gve/gve_rx.c')
-rw-r--r--drivers/net/ethernet/google/gve/gve_rx.c43
1 files changed, 27 insertions, 16 deletions
diff --git a/drivers/net/ethernet/google/gve/gve_rx.c b/drivers/net/ethernet/google/gve/gve_rx.c
index 79c1d8f63621..70aca2f2c8c3 100644
--- a/drivers/net/ethernet/google/gve/gve_rx.c
+++ b/drivers/net/ethernet/google/gve/gve_rx.c
@@ -41,7 +41,6 @@ static void gve_rx_unfill_pages(struct gve_priv *priv,
for (i = 0; i < slots; i++)
page_ref_sub(rx->data.page_info[i].page,
rx->data.page_info[i].pagecnt_bias - 1);
- rx->data.qpl = NULL;
for (i = 0; i < rx->qpl_copy_pool_mask + 1; i++) {
page_ref_sub(rx->qpl_copy_pool[i].page,
@@ -107,6 +106,7 @@ static void gve_rx_free_ring_gqi(struct gve_priv *priv, struct gve_rx_ring *rx,
u32 slots = rx->mask + 1;
int idx = rx->q_num;
size_t bytes;
+ u32 qpl_id;
if (rx->desc.desc_ring) {
bytes = sizeof(struct gve_rx_desc) * cfg->ring_size;
@@ -132,6 +132,12 @@ static void gve_rx_free_ring_gqi(struct gve_priv *priv, struct gve_rx_ring *rx,
kvfree(rx->qpl_copy_pool);
rx->qpl_copy_pool = NULL;
+ if (rx->data.qpl) {
+ qpl_id = gve_get_rx_qpl_id(cfg->qcfg_tx, idx);
+ gve_free_queue_page_list(priv, rx->data.qpl, qpl_id);
+ rx->data.qpl = NULL;
+ }
+
netif_dbg(priv, drv, priv->dev, "freed rx ring %d\n", idx);
}
@@ -188,12 +194,6 @@ static int gve_rx_prefill_pages(struct gve_rx_ring *rx,
if (!rx->data.page_info)
return -ENOMEM;
- if (!rx->data.raw_addressing) {
- u32 qpl_id = gve_get_rx_qpl_id(cfg->qcfg_tx, rx->q_num);
-
- rx->data.qpl = &cfg->qpls[qpl_id];
- }
-
for (i = 0; i < slots; i++) {
if (!rx->data.raw_addressing) {
struct page *page = rx->data.qpl->pages[i];
@@ -246,8 +246,6 @@ alloc_err_qpl:
page_ref_sub(rx->data.page_info[i].page,
rx->data.page_info[i].pagecnt_bias - 1);
- rx->data.qpl = NULL;
-
return err;
alloc_err_rda:
@@ -274,6 +272,8 @@ static int gve_rx_alloc_ring_gqi(struct gve_priv *priv,
struct device *hdev = &priv->pdev->dev;
u32 slots = cfg->ring_size;
int filled_pages;
+ int qpl_page_cnt;
+ u32 qpl_id = 0;
size_t bytes;
int err;
@@ -306,10 +306,22 @@ static int gve_rx_alloc_ring_gqi(struct gve_priv *priv,
goto abort_with_slots;
}
+ if (!rx->data.raw_addressing) {
+ qpl_id = gve_get_rx_qpl_id(cfg->qcfg_tx, rx->q_num);
+ qpl_page_cnt = cfg->ring_size;
+
+ rx->data.qpl = gve_alloc_queue_page_list(priv, qpl_id,
+ qpl_page_cnt);
+ if (!rx->data.qpl) {
+ err = -ENOMEM;
+ goto abort_with_copy_pool;
+ }
+ }
+
filled_pages = gve_rx_prefill_pages(rx, cfg);
if (filled_pages < 0) {
err = -ENOMEM;
- goto abort_with_copy_pool;
+ goto abort_with_qpl;
}
rx->fill_cnt = filled_pages;
/* Ensure data ring slots (packet buffers) are visible. */
@@ -350,6 +362,11 @@ abort_with_q_resources:
rx->q_resources = NULL;
abort_filled:
gve_rx_unfill_pages(priv, rx, cfg);
+abort_with_qpl:
+ if (!rx->data.raw_addressing) {
+ gve_free_queue_page_list(priv, rx->data.qpl, qpl_id);
+ rx->data.qpl = NULL;
+ }
abort_with_copy_pool:
kvfree(rx->qpl_copy_pool);
rx->qpl_copy_pool = NULL;
@@ -368,12 +385,6 @@ int gve_rx_alloc_rings_gqi(struct gve_priv *priv,
int err = 0;
int i, j;
- if (!cfg->raw_addressing && !cfg->qpls) {
- netif_err(priv, drv, priv->dev,
- "Cannot alloc QPL ring before allocing QPLs\n");
- return -EINVAL;
- }
-
rx = kvcalloc(cfg->qcfg->max_queues, sizeof(struct gve_rx_ring),
GFP_KERNEL);
if (!rx)