commit 2a4e4e820d8295a9a65ad7d3fc012ca2ded7de3d
author developer <developer@mediatek.com> Fri Aug 05 12:25:08 2022 +0800
committer developer <developer@mediatek.com> Fri Aug 05 13:54:49 2022 +0800
tree e9b20af640cc9df3e63ce04135e6f63f1c745480
parent 87e071ef5fc5f8ca69491a58ddb89dd66ed8e29d

[][Kernel][Common][eth][remove gmac rx error detcion]

[Description]
Remove current GMAC RX error detction temporarily
- current condition is not accurate enough
- GAMC RX error condition need more test confirm

[Release-log]
N/A

Change-Id: I3d8d15758eca5207edc032d451cd0bd7613414bb
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/6337893

target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_reset.c

diff --git a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_reset.c b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_reset.c
index 9327f0c..ebb3940 100644
--- a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_reset.c
+++ b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_reset.c
@@ -200,7 +200,6 @@
 	static u32 err_cnt1 = 0, err_cnt2 = 0, err_cnt3 = 0;
 	static u32 prev_wdidx = 0;
 	unsigned int mib_base = MTK_GDM1_TX_GBCNT;
-	static u32 prev_gdm2rx = 0;
 
 	/*wdma tx path*/
 	u32 cur_wdidx = mtk_r32(eth, MTK_WDMA_DTX_PTR(0));
@@ -226,9 +225,6 @@
 	u32 is_cdm1_busy = (mtk_r32(eth, MTK_FE_CDM1_FSM) & 0xFFFF0000) != 0;
 	u32 is_adma_busy = ((mtk_r32(eth, MTK_ADMA_RX_DBG0) & 0x1F) == 0) &&
 			   ((mtk_r32(eth, MTK_ADMA_RX_DBG0) & 0x40) == 0);
-	/*gmac2 rx path*/
-	u32 gmac2_rx = (mtk_r32(eth, MTK_MAC_FSM(1)) & 0xFF0000 != 0x10000);
-	u32 gdm2_rx_cnt =  mtk_r32(eth, mib_base+0x48);
 
 	if (cur_wdidx == prev_wdidx && is_wtx_busy &&
 	    is_oq_free && is_cdm_full) {
@@ -316,30 +312,13 @@
 				schedule_work(&eth->pending_work);
 			}
 		}
-	}else if ((gdm2_rx_cnt == prev_gdm2rx) && gmac2_rx) {
-		err_cnt3++;
-		if (err_cnt3 >= 3) {
-			pr_info("GMAC Rx Info\n");
-			pr_info("============== Time: %d ================\n",
-				timestamp);
-			pr_info("err_cnt3 = %d", err_cnt3);
-			pr_info("gmac2_rx = %d\n", gmac2_rx);
-			pr_info("gdm2_rx_cnt = %d\n", gdm2_rx_cnt);
-			pr_info("==============================\n");
-			if ((atomic_read(&reset_lock) == 0) &&
-			    (atomic_read(&force) == 0)){
-				atomic_inc(&force);
-				schedule_work(&eth->pending_work);
-			}
-		}
-	} else {
+	}else {
 		err_cnt1 = 0;
 		err_cnt2 = 0;
 		err_cnt3 = 0;
 	}
 
 	prev_wdidx = cur_wdidx;
-	prev_gdm2rx = gdm2_rx_cnt;
 	mod_timer(&eth->mtk_dma_monitor_timer, jiffies + 1 * HZ);
 }