diff options
| author | Daniel Golle <daniel@makrotopia.org> | 2022-03-21 01:16:48 +0000 |
|---|---|---|
| committer | Daniel Golle <daniel@makrotopia.org> | 2022-03-21 13:11:56 +0000 |
| commit | 786bf7fdaca4c75e7eba6e9aa3a8b5775fd21186 (patch) | |
| tree | 926fecb2b1f6ce1e42ba7ef4c7aab8e68dfd214c /target/linux/generic/pending-5.4/770-09-net-ethernet-mtk_eth_soc-only-read-the-full-rx-descr.patch | |
| parent | 9470160c350d15f765c33d6c1db15d6c4709a64c (diff) | |
| download | upstream-786bf7fdaca4c75e7eba6e9aa3a8b5775fd21186.tar.gz upstream-786bf7fdaca4c75e7eba6e9aa3a8b5775fd21186.tar.bz2 upstream-786bf7fdaca4c75e7eba6e9aa3a8b5775fd21186.zip | |
kernel: delete Linux 5.4 config and patches
As the upcoming release will be based on Linux 5.10 only, remove all
kernel configuration as well as patches for Linux 5.4.
There were no targets still actively using Linux 5.4.
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
(cherry picked from commit 3a14580411adfb75f9a44eded9f41245b9e44606)
Diffstat (limited to 'target/linux/generic/pending-5.4/770-09-net-ethernet-mtk_eth_soc-only-read-the-full-rx-descr.patch')
| -rw-r--r-- | target/linux/generic/pending-5.4/770-09-net-ethernet-mtk_eth_soc-only-read-the-full-rx-descr.patch | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/target/linux/generic/pending-5.4/770-09-net-ethernet-mtk_eth_soc-only-read-the-full-rx-descr.patch b/target/linux/generic/pending-5.4/770-09-net-ethernet-mtk_eth_soc-only-read-the-full-rx-descr.patch deleted file mode 100644 index c2f5013e26..0000000000 --- a/target/linux/generic/pending-5.4/770-09-net-ethernet-mtk_eth_soc-only-read-the-full-rx-descr.patch +++ /dev/null @@ -1,44 +0,0 @@ -From: Felix Fietkau <nbd@nbd.name> -Date: Thu, 27 Aug 2020 09:24:25 +0200 -Subject: [PATCH] net: ethernet: mtk_eth_soc: only read the full rx - descriptor if DMA is done - -Uncached memory access is expensive, and there is no need to access all -descriptor words if we can't process them anyway - -Signed-off-by: Felix Fietkau <nbd@nbd.name> ---- - ---- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c -+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c -@@ -793,13 +793,18 @@ static inline int mtk_max_buf_size(int f - return buf_size; - } - --static inline void mtk_rx_get_desc(struct mtk_rx_dma *rxd, -+static inline bool mtk_rx_get_desc(struct mtk_rx_dma *rxd, - struct mtk_rx_dma *dma_rxd) - { -- rxd->rxd1 = READ_ONCE(dma_rxd->rxd1); - rxd->rxd2 = READ_ONCE(dma_rxd->rxd2); -+ if (!(rxd->rxd2 & RX_DMA_DONE)) -+ return false; -+ -+ rxd->rxd1 = READ_ONCE(dma_rxd->rxd1); - rxd->rxd3 = READ_ONCE(dma_rxd->rxd3); - rxd->rxd4 = READ_ONCE(dma_rxd->rxd4); -+ -+ return true; - } - - /* the qdma core needs scratch memory to be setup */ -@@ -1271,8 +1276,7 @@ static int mtk_poll_rx(struct napi_struc - rxd = &ring->dma[idx]; - data = ring->data[idx]; - -- mtk_rx_get_desc(&trxd, rxd); -- if (!(trxd.rxd2 & RX_DMA_DONE)) -+ if (!mtk_rx_get_desc(&trxd, rxd)) - break; - - /* find out which mac the packet come from. values start at 1 */ |