Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit fa1a0845 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
Browse files

Merge "msm: ipa: add more headroom to IPA RX buffers"

parents 7f8441ae fb67555a

drivers/platform/msm/ipa/ipa_v2/ipa_dp.c

+17 −2
Original line number Diff line number Diff line
@@ -54,6 +54,8 @@ 
#define IPA_ODU_RX_POOL_SZ 32

#define IPA_SIZE_DL_CSUM_META_TRAILER 8



#define IPA_HEADROOM 128



static struct sk_buff *ipa_get_skb_ipa_rx(unsigned int len, gfp_t flags);

static void ipa_replenish_wlan_rx_cache(struct ipa_sys_context *sys);

static void ipa_replenish_rx_cache(struct ipa_sys_context *sys);
@@ -2358,6 +2360,18 @@ static struct sk_buff *ipa_get_skb_ipa_rx(unsigned int len, gfp_t flags) 
	return __dev_alloc_skb(len, flags);

}



static struct sk_buff *ipa_get_skb_ipa_rx_headroom(unsigned int len,

		gfp_t flags)

{

	struct sk_buff *skb;



	skb = __dev_alloc_skb(len + IPA_HEADROOM, flags);

	if (skb)

		skb_reserve(skb, IPA_HEADROOM);



	return skb;

}



static void ipa_free_skb_rx(struct sk_buff *skb)

{

	dev_kfree_skb_any(skb);
@@ -2616,8 +2630,9 @@ static int ipa_assign_policy(struct ipa_sys_connect_params *in, 
				INIT_WORK(&sys->repl_work, ipa_wq_repl_rx);

				atomic_set(&sys->curr_polling_state, 0);

				sys->rx_buff_sz = IPA_GENERIC_RX_BUFF_SZ(

					IPA_GENERIC_RX_BUFF_BASE_SZ);

				sys->get_skb = ipa_get_skb_ipa_rx;

					IPA_GENERIC_RX_BUFF_BASE_SZ) -

					IPA_HEADROOM;

				sys->get_skb = ipa_get_skb_ipa_rx_headroom;

				sys->free_skb = ipa_free_skb_rx;

				in->ipa_ep_cfg.aggr.aggr_en = IPA_ENABLE_AGGR;

				in->ipa_ep_cfg.aggr.aggr = IPA_GENERIC;