diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0291-staging-fsl_ppfe-eth-add-function-to-update-tmu-cred.patch')
-rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0291-staging-fsl_ppfe-eth-add-function-to-update-tmu-cred.patch | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0291-staging-fsl_ppfe-eth-add-function-to-update-tmu-cred.patch b/target/linux/layerscape/patches-5.4/701-net-0291-staging-fsl_ppfe-eth-add-function-to-update-tmu-cred.patch deleted file mode 100644 index 72152bf786..0000000000 --- a/target/linux/layerscape/patches-5.4/701-net-0291-staging-fsl_ppfe-eth-add-function-to-update-tmu-cred.patch +++ /dev/null @@ -1,68 +0,0 @@ -From cc230f5618174506889f98ac6b79e72ac9d9d9e4 Mon Sep 17 00:00:00 2001 -From: Calvin Johnson <calvin.johnson@nxp.com> -Date: Wed, 15 Nov 2017 13:45:27 +0530 -Subject: [PATCH] staging: fsl_ppfe/eth: add function to update tmu credits - -__hif_lib_update_credit function is used to update the tmu credits. -If tx_qos is set, tmu credit is updated based on the number of packets -transmitted by tmu. - -Signed-off-by: Calvin Johnson <calvin.johnson@nxp.com> -Signed-off-by: Anjaneyulu Jagarlmudi <anji.jagarlmudi@nxp.com> ---- - drivers/staging/fsl_ppfe/pfe_hif_lib.c | 33 +++++++++++++++++++++++++++++++++ - drivers/staging/fsl_ppfe/pfe_hif_lib.h | 1 + - 2 files changed, 34 insertions(+) - ---- a/drivers/staging/fsl_ppfe/pfe_hif_lib.c -+++ b/drivers/staging/fsl_ppfe/pfe_hif_lib.c -@@ -565,6 +565,39 @@ static void hif_lib_tmu_credit_init(stru - } - } - -+/* __hif_lib_update_credit -+ * -+ * @param[in] client hif client context -+ * @param[in] queue queue number in match with TMU -+ */ -+void __hif_lib_update_credit(struct hif_client_s *client, unsigned int queue) -+{ -+ unsigned int tmu_tx_packets, tmp; -+ -+ if (tx_qos) { -+ tmu_tx_packets = be32_to_cpu(pe_dmem_read(TMU0_ID + -+ client->id, TMU_DM_TX_TRANS, 4)); -+ -+ /* tx_packets counter overflowed */ -+ if (tmu_tx_packets > -+ pfe->tmu_credit.tx_packets[client->id][queue]) { -+ tmp = UINT_MAX - tmu_tx_packets + -+ pfe->tmu_credit.tx_packets[client->id][queue]; -+ -+ pfe->tmu_credit.tx_credit[client->id][queue] = -+ pfe->tmu_credit.tx_credit_max[client->id][queue] - tmp; -+ } else { -+ /* TMU tx <= pfe_eth tx, normal case or both OF since -+ * last time -+ */ -+ pfe->tmu_credit.tx_credit[client->id][queue] = -+ pfe->tmu_credit.tx_credit_max[client->id][queue] - -+ (pfe->tmu_credit.tx_packets[client->id][queue] - -+ tmu_tx_packets); -+ } -+ } -+} -+ - int pfe_hif_lib_init(struct pfe *pfe) - { - int rc; ---- a/drivers/staging/fsl_ppfe/pfe_hif_lib.h -+++ b/drivers/staging/fsl_ppfe/pfe_hif_lib.h -@@ -185,6 +185,7 @@ void *hif_lib_tx_get_next_complete(struc - void *hif_lib_receive_pkt(struct hif_client_s *client, int qno, int *len, int - *ofst, unsigned int *rx_ctrl, - unsigned int *desc_ctrl, void **priv_data); -+void __hif_lib_update_credit(struct hif_client_s *client, unsigned int queue); - void hif_lib_set_rx_cpu_affinity(struct hif_client_s *client, int cpu_id); - void hif_lib_set_tx_queue_nocpy(struct hif_client_s *client, int qno, int - enable); |