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stmmac: intel: Configure EHL PSE0 GbE and PSE1 GbE to 32 bits DMA addressing 

Fix an issue where dump stack is printed and Reset Adapter occurs when
PSE0 GbE or/and PSE1 GbE is/are enabled. EHL PSE0 GbE and PSE1 GbE use
32 bits DMA addressing whereas EHL PCH GbE uses 64 bits DMA addressing.

[   25.535095] ------------[ cut here ]------------
[   25.540276] NETDEV WATCHDOG: enp0s29f2 (intel-eth-pci): transmit queue 2 timed out
[   25.548749] WARNING: CPU: 2 PID: 0 at net/sched/sch_generic.c:443 dev_watchdog+0x259/0x260
[   25.558004] Modules linked in: 8021q bnep bluetooth ecryptfs snd_hda_codec_hdmi intel_gpy marvell intel_ishtp_loader intel_ishtp_hid iTCO_wdt mei_hdcp iTCO_vendor_support x86_pkg_temp_thermal kvm_intel dwmac_intel stmmac kvm igb pcs_xpcs irqbypass phylink snd_hda_intel intel_rapl_msr pcspkr dca snd_hda_codec i915 i2c_i801 i2c_smbus libphy intel_ish_ipc snd_hda_core mei_me intel_ishtp mei spi_dw_pci 8250_lpss spi_dw thermal dw_dmac_core parport_pc tpm_crb tpm_tis parport tpm_tis_core tpm intel_pmc_core sch_fq_codel uhid fuse configfs snd_sof_pci snd_sof_intel_byt snd_sof_intel_ipc snd_sof_intel_hda_common snd_sof_xtensa_dsp snd_sof snd_soc_acpi_intel_match snd_soc_acpi snd_intel_dspcfg ledtrig_audio snd_soc_core snd_compress ac97_bus snd_pcm snd_timer snd soundcore
[   25.633795] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G     U            5.11.0-rc4-intel-lts-MISMAIL5+ #5
[   25.644306] Hardware name: Intel Corporation Elkhart Lake Embedded Platform/ElkhartLake LPDDR4x T4 RVP1, BIOS EHLSFWI1.R00.2434.A00.2010231402 10/23/2020
[   25.659674] RIP: 0010:dev_watchdog+0x259/0x260
[   25.664650] Code: e8 3b 6b 60 ff eb 98 4c 89 ef c6 05 ec e7 bf 00 01 e8 fb e5 fa ff 89 d9 4c 89 ee 48 c7 c7 78 31 d2 9e 48 89 c2 e8 79 1b 18 00 <0f> 0b e9 77 ff ff ff 0f 1f 44 00 00 48 c7 47 08 00 00 00 00 48 c7
[   25.685647] RSP: 0018:ffffb7ca80160eb8 EFLAGS: 00010286
[   25.691498] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000103
[   25.699483] RDX: 0000000080000103 RSI: 00000000000000f6 RDI: 00000000ffffffff
[   25.707465] RBP: ffff985709ce0440 R08: 0000000000000000 R09: c0000000ffffefff
[   25.715455] R10: ffffb7ca80160cf0 R11: ffffb7ca80160ce8 R12: ffff985709ce039c
[   25.723438] R13: ffff985709ce0000 R14: 0000000000000008 R15: ffff9857068af940
[   25.731425] FS:  0000000000000000(0000) GS:ffff985864300000(0000) knlGS:0000000000000000
[   25.740481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.746913] CR2: 00005567f8bb76b8 CR3: 00000001f8e0a000 CR4: 0000000000350ee0
[   25.754900] Call Trace:
[   25.757631]  <IRQ>
[   25.759891]  ? qdisc_put_unlocked+0x30/0x30
[   25.764565]  ? qdisc_put_unlocked+0x30/0x30
[   25.769245]  call_timer_fn+0x2e/0x140
[   25.773346]  run_timer_softirq+0x1f3/0x430
[   25.777932]  ? __hrtimer_run_queues+0x12c/0x2c0
[   25.783005]  ? ktime_get+0x3e/0xa0
[   25.786812]  __do_softirq+0xa6/0x2ef
[   25.790816]  asm_call_irq_on_stack+0xf/0x20
[   25.795501]  </IRQ>
[   25.797852]  do_softirq_own_stack+0x5d/0x80
[   25.802538]  irq_exit_rcu+0x94/0xb0
[   25.806475]  sysvec_apic_timer_interrupt+0x42/0xc0
[   25.811836]  asm_sysvec_apic_timer_interrupt+0x12/0x20
[   25.817586] RIP: 0010:cpuidle_enter_state+0xd9/0x370
[   25.823142] Code: 85 c0 0f 8f 0a 02 00 00 31 ff e8 22 d5 7e ff 45 84 ff 74 12 9c 58 f6 c4 02 0f 85 47 02 00 00 31 ff e8 7b a0 84 ff fb 45 85 f6 <0f> 88 ab 00 00 00 49 63 ce 48 2b 2c 24 48 89 c8 48 6b d1 68 48 c1
[   25.844140] RSP: 0018:ffffb7ca800f7e80 EFLAGS: 00000206
[   25.849996] RAX: ffff985864300000 RBX: 0000000000000003 RCX: 000000000000001f
[   25.857975] RDX: 00000005f2028ea8 RSI: ffffffff9ec5907f RDI: ffffffff9ec62a5d
[   25.865961] RBP: 00000005f2028ea8 R08: 0000000000000000 R09: 0000000000029d00
[   25.873947] R10: 000000137b0e0508 R11: ffff9858643294e4 R12: ffff9858643336d0
[   25.881935] R13: ffffffff9ef74b00 R14: 0000000000000003 R15: 0000000000000000
[   25.889918]  cpuidle_enter+0x29/0x40
[   25.893922]  do_idle+0x24a/0x290
[   25.897536]  cpu_startup_entry+0x19/0x20
[   25.901930]  start_secondary+0x128/0x160
[   25.906326]  secondary_startup_64_no_verify+0xb0/0xbb
[   25.911983] ---[ end trace b4c0c8195d0ba61f ]---
[   25.917193] intel-eth-pci 0000:00:1d.2 enp0s29f2: Reset adapter.

Fixes: 67c08ac414 ("net: stmmac: add EHL PSE0 & PSE1 1Gbps PCI info and PCI ID")
Signed-off-by: Voon Weifeng <weifeng.voon@intel.com>
Co-developed-by: Mohammad Athari Bin Ismail <mohammad.athari.ismail@intel.com>
Signed-off-by: Mohammad Athari Bin Ismail <mohammad.athari.ismail@intel.com>
Link: https://lore.kernel.org/r/20210126100844.30326-1-mohammad.athari.ismail@intel.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Voon Weifeng 2021-01-26 18:08:44 +08:00 committed by Jakub Kicinski
parent dad3a72f5e
commit 7cfc4486e7
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
View File

@ -375,6 +375,7 @@ static int ehl_pse0_common_data(struct pci_dev *pdev,
struct plat_stmmacenet_data *plat) struct plat_stmmacenet_data *plat)
{ {
plat->bus_id = 2; plat->bus_id = 2;
plat->addr64 = 32;
return ehl_common_data(pdev, plat); return ehl_common_data(pdev, plat);
} }
@ -406,6 +407,7 @@ static int ehl_pse1_common_data(struct pci_dev *pdev,
struct plat_stmmacenet_data *plat) struct plat_stmmacenet_data *plat)
{ {
plat->bus_id = 3; plat->bus_id = 3;
plat->addr64 = 32;
return ehl_common_data(pdev, plat); return ehl_common_data(pdev, plat);
} }