A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-10 22:40:54 -04:00
Code Issues Projects Releases Packages Wiki Activity

Merge "msm: ipa: Fix the missing page recycling cleanup on ssr"

Browse source
This commit is contained in:
qctecmdr 2019-09-18 02:21:19 -07:00 • committed by Gerrit - the friendly Code Review server
commit ea5d243b44
1 changed files with 24 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

24
drivers/platform/msm/ipa/ipa_v3/ipa_dp.c
View file

@ -2424,6 +2424,25 @@ static void free_rx_pkt(void *chan_user_data, void *xfer_user_data)
kmem_cache_free(ipa3_ctx->rx_pkt_wrapper_cache, rx_pkt);
}
/**
* free_rx_page() - function to free the page and rx_pkt_wrapper
*
* @chan_user_data: ipa_sys_context used for skb size and skb_free func
* @xfer_uder_data: rx_pkt wrapper to be freed
*
*/
static void free_rx_page(void *chan_user_data, void *xfer_user_data)
{
struct ipa3_rx_pkt_wrapper *rx_pkt = (struct ipa3_rx_pkt_wrapper *)
xfer_user_data;
dma_unmap_page(ipa3_ctx->pdev, rx_pkt->page_data.dma_addr,
rx_pkt->len, DMA_FROM_DEVICE);
__free_pages(rx_pkt->page_data.page,
IPA_WAN_PAGE_ORDER);
kmem_cache_free(ipa3_ctx->rx_pkt_wrapper_cache, rx_pkt);
}
/**
* ipa3_cleanup_rx() - release RX queue resources
*
@ -4450,6 +4469,11 @@ static int ipa_gsi_setup_transfer_ring(struct ipa3_ep_context *ep,
if (IPA_CLIENT_IS_CONS(ep->client))
gsi_channel_props.cleanup_cb = free_rx_pkt;
/* overwrite the cleanup_cb for page recycling */
if (ipa3_ctx->ipa_wan_skb_page &&
(IPA_CLIENT_IS_WAN_CONS(ep->client)))
gsi_channel_props.cleanup_cb = free_rx_page;
result = gsi_alloc_channel(&gsi_channel_props, ipa3_ctx->gsi_dev_hdl,
&ep->gsi_chan_hdl);
if (result != GSI_STATUS_SUCCESS) {