Here are a few commands which might be helpfull
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sri@sri-pc ~ $ inxi -FZ
System: Host: sri-pc Kernel: 4.4.0-116-generic x86_64 (64 bit) Desktop: KDE Plasma 5.8.9
Distro: Linux Mint 18.1 Serena
Machine: System: Dell (portable) product: Vostro 2420
Mobo: Dell model: 0VCMX3 v: A08 Bios: Dell v: A08 date: 05/18/2013
CPU: Dual core Intel Core i5-3230M (-HT-MCP-) cache: 3072 KB
clock speeds: max: 3200 MHz 1: 1492 MHz 2: 1205 MHz 3: 1401 MHz 4: 1202 MHz
Graphics: Card: Intel 3rd Gen Core processor Graphics Controller
Display Server: X.Org 1.18.4 drivers: intel (unloaded: fbdev,vesa)
Resolution: 1366x768@60.01hz
GLX Renderer: Mesa DRI Intel Ivybridge Mobile GLX Version: 3.0 Mesa 11.2.0
Audio: Card Intel 7 Series/C210 Series Family High Definition Audio Controller
driver: snd_hda_intel
Sound: Advanced Linux Sound Architecture v: k4.4.0-116-generic
Network: Card-1: Broadcom BCM43142 802.11b/g/n driver: wl
IF: wlp7s0 state: dormant mac: f8:2f:a8:c1:64:17
Card-2: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller driver: r8169
IF: enp9s0 state: down mac: e0:db:55:ad:99:73
Drives: HDD Total Size: 500.1GB (28.5% used) ID-1: /dev/sda model: ST500LT012 size: 500.1GB
Partition: ID-1: / size: 59G used: 22G (39%) fs: ext4 dev: /dev/sda5
ID-2: /home size: 55G used: 22G (42%) fs: ext4 dev: /dev/sda7
ID-3: swap-1 size: 9.00GB used: 0.00GB (0%) fs: swap dev: /dev/sda6
RAID: No RAID devices: /proc/mdstat, md_mod kernel module present
Sensors: System Temperatures: cpu: 51.0C mobo: N/A
Fan Speeds (in rpm): cpu: N/A
Info: Processes: 201 Uptime: 29 min Memory: 1694.3/7850.2MB Client: Shell (bash) inxi: 2.2.35
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sri@sri-pc ~ $ rfkill list
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: brcmwl-0: Wireless LAN
Soft blocked: no
Hard blocked: no
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sri@sri-pc ~ $ inxi -Nn
Network: Card-1: Broadcom BCM43142 802.11b/g/n driver: wl
IF: wlp7s0 state: dormant mac: f8:2f:a8:c1:64:17
Card-2: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller driver: r8169
IF: enp9s0 state: down mac: e0:db:55:ad:99:73
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sri@sri-pc ~ $ lsmod
Module Size Used by
rndis_host 16384 0
cdc_ether 16384 1 rndis_host
usbnet 45056 2 rndis_host,cdc_ether
uvcvideo 90112 0
videobuf2_vmalloc 16384 1 uvcvideo
videobuf2_memops 16384 1 videobuf2_vmalloc
videobuf2_v4l2 28672 1 uvcvideo
videobuf2_core 36864 2 uvcvideo,videobuf2_v4l2
v4l2_common 16384 1 videobuf2_v4l2
videodev 176128 4 uvcvideo,v4l2_common,videobuf2_core,videobuf2_v4l2
media 24576 2 uvcvideo,videodev
nvram 16384 0
msr 16384 0
binfmt_misc 20480 1
intel_rapl 20480 0
x86_pkg_temp_thermal 16384 0
intel_powerclamp 16384 0
coretemp 16384 0
snd_hda_codec_hdmi 53248 1
snd_hda_codec_cirrus 20480 1
kvm_intel 172032 0
snd_hda_codec_generic 77824 1 snd_hda_codec_cirrus
kvm 548864 1 kvm_intel
wl 6447104 0
snd_hda_intel 40960 3
snd_hda_codec 135168 4 snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_intel,snd_hda_codec_cirrus
snd_hda_core 77824 5 snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel,snd_hda_codec_cirrus
snd_hwdep 16384 1 snd_hda_codec
snd_pcm 106496 4 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_hda_core
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_rawmidi 32768 1 snd_seq_midi
irqbypass 16384 1 kvm
snd_seq 69632 2 snd_seq_midi_event,snd_seq_midi
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer 32768 2 snd_pcm,snd_seq
crct10dif_pclmul 16384 0
crc32_pclmul 16384 0
ghash_clmulni_intel 16384 0
aesni_intel 167936 0
aes_x86_64 20480 1 aesni_intel
lrw 16384 1 aesni_intel
gf128mul 16384 1 lrw
glue_helper 16384 1 aesni_intel
ablk_helper 16384 1 aesni_intel
cryptd 20480 3 ghash_clmulni_intel,aesni_intel,ablk_helper
dell_wmi 16384 0
sparse_keymap 16384 1 dell_wmi
snd 81920 17 snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_hda_codec_cirrus
soundcore 16384 1 snd
dell_laptop 20480 0
dcdbas 16384 1 dell_laptop
dell_smm_hwmon 16384 0
cfg80211 565248 1 wl
shpchp 36864 0
joydev 20480 0
input_leds 16384 0
serio_raw 16384 0
mei_me 36864 0
mei 98304 1 mei_me
lpc_ich 24576 0
mac_hid 16384 0
ip6t_REJECT 16384 1
nf_reject_ipv6 16384 1 ip6t_REJECT
nf_log_ipv6 16384 5
xt_hl 16384 22
ip6t_rt 16384 3
nf_conntrack_ipv6 20480 8
nf_defrag_ipv6 36864 1 nf_conntrack_ipv6
ipt_REJECT 16384 1
nf_reject_ipv4 16384 1 ipt_REJECT
nf_log_ipv4 16384 5
nf_log_common 16384 2 nf_log_ipv4,nf_log_ipv6
xt_LOG 16384 10
xt_limit 16384 13
xt_tcpudp 16384 18
xt_addrtype 16384 4
nf_conntrack_ipv4 16384 8
nf_defrag_ipv4 16384 1 nf_conntrack_ipv4
xt_conntrack 16384 16
ip6table_filter 16384 1
ip6_tables 28672 1 ip6table_filter
nf_conntrack_netbios_ns 16384 0
nf_conntrack_broadcast 16384 1 nf_conntrack_netbios_ns
nf_nat_ftp 16384 0
nf_nat 28672 1 nf_nat_ftp
nf_conntrack_ftp 20480 1 nf_nat_ftp
nf_conntrack 106496 8 nf_nat_ftp,nf_conntrack_netbios_ns,nf_nat,xt_conntrack,nf_conntrack_broadcast,nf_conntrack_ftp,nf_conntrack_ipv4,nf_conntrack_ipv6
iptable_filter 16384 1
ip_tables 24576 1 iptable_filter
x_tables 36864 13 ip6table_filter,xt_hl,ip_tables,xt_tcpudp,xt_limit,xt_conntrack,xt_LOG,iptable_filter,ip6t_rt,ipt_REJECT,ip6_tables,xt_addrtype,ip6t_REJECT
parport_pc 32768 0
ppdev 20480 0
lp 20480 0
parport 49152 3 lp,ppdev,parport_pc
autofs4 40960 2
btrfs 991232 0
xor 24576 1 btrfs
raid6_pq 102400 1 btrfs
dm_mirror 24576 0
dm_region_hash 24576 1 dm_mirror
dm_log 20480 2 dm_region_hash,dm_mirror
hid_generic 16384 0
usbhid 49152 0
hid 122880 2 hid_generic,usbhid
i915 1232896 7
i2c_algo_bit 16384 1 i915
drm_kms_helper 155648 1 i915
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
psmouse 131072 0
sysimgblt 16384 1 drm_kms_helper
fb_sys_fops 16384 1 drm_kms_helper
ahci 36864 4
drm 364544 9 i915,drm_kms_helper
libahci 32768 1 ahci
r8169 86016 0
mii 16384 2 r8169,usbnet
wmi 20480 1 dell_wmi
video 40960 3 i915,dell_wmi,dell_laptop
fjes 28672 0
sri@sri-pc ~ $
Thanks in advance.
Cheers
Sri