qcacld-3.0: qca6390_defconfig: Enable multi-page allocation.

* Seems to fix this:

[16869.004959] kworker/u16:14: page allocation failure: order:5, mode:0x60c0c0(GFP_KERNEL|__GFP_COMP|__GFP_ZERO), nodemask=(null)
[16869.004965] kworker/u16:14 cpuset=/ mems_allowed=0
[16869.004996] CPU: 2 PID: 5169 Comm: kworker/u16:14 Tainted: G S      W         4.19.143-Horizon-09091816 #8
[16869.005001] Hardware name: Qualcomm Technologies, Inc. kona MTP dvt 19821 19855 14 15 (DT)
[16869.005032] Workqueue: cnss_driver_event cnss_driver_event_work
[16869.005039] Call trace:
[16869.005059] dump_backtrace+0x0/0x230
[16869.005068] show_stack+0x14/0x20
[16869.005080] dump_stack+0xd4/0x10c
[16869.005090] warn_alloc+0xf8/0x170
[16869.005096] __alloc_pages_nodemask+0xe38/0xe80
[16869.005110] kmalloc_order+0x1c/0x40
[16869.005120] __kmalloc+0x200/0x240
[16869.005129] qdf_mem_malloc_fl+0xa0/0xe0
[16869.005141] dp_rx_desc_pool_alloc+0x3c/0x1b0
[16869.005148] dp_rx_pdev_attach+0xcc/0x6e0
[16869.005157] dp_pdev_attach_wifi3+0x1680/0x1f60
[16869.005165] cds_dp_open+0x70/0x270
[16869.005173] hdd_wlan_start_modules+0x364/0x790
[16869.005181] hdd_psoc_idle_restart+0x5c/0x80
[16869.005192] wlan_hdd_pld_idle_restart+0xc/0x20
[16869.005213] pld_pcie_idle_restart_cb+0x2c/0x50
[16869.005221] cnss_pci_call_driver_probe+0x100/0x220
[16869.005228] cnss_bus_call_driver_probe+0x1c/0x50
[16869.005235] cnss_driver_event_work+0x35c/0xab0
[16869.005246] process_one_work+0x1d8/0x4f0
[16869.005252] worker_thread+0x25c/0x4a0
[16869.005260] kthread+0x138/0x150
[16869.005267] ret_from_fork+0x10/0x1c
[16869.005272] Mem-Info:
[16869.005298] active_anon:441521 inactive_anon:143127 isolated_anon:0\x0a active_file:85161 inactive_file:119041 isolated_file:0\x0a unevictable:25386 dirty:151 writeback:0 unstable:0\x0a slab_reclaimable:27201 slab_unreclaimable:80688\x0a mapped:172369 shmem:8658 pagetables:29154 bounce:0\x0a free:614801 free_pcp:63 free_cma:16669
[16869.005311] Node 0 active_anon:1766084kB inactive_anon:572508kB active_file:340644kB inactive_file:476164kB unevictable:101544kB isolated(anon):0kB isolated(file):0kB mapped:689476kB dirty:604kB writeback:0kB shmem:34632kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[16869.005331] Normal free:380716kB min:32212kB low:119352kB high:146992kB active_anon:1749452kB inactive_anon:571196kB active_file:340644kB inactive_file:476164kB unevictable:101544kB writepending:604kB present:5947664kB managed:5758744kB mlocked:101544kB kernel_stack:69008kB pagetables:116616kB bounce:0kB free_pcp:252kB local_pcp:4kB free_cma:66676kB
[16869.005334] lowmem_reserve[]: 0 16384
[16869.005353] Movable free:2078488kB min:8744kB low:40476kB high:50540kB active_anon:16632kB inactive_anon:1312kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:2097152kB managed:2097152kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[16869.005356] lowmem_reserve[]: 0 0
[16869.005363] Normal: 10598*4kB (UMECH) 9995*8kB (UMECH) 8375*16kB (UMECH) 3214*32kB (UMECH) 56*64kB (UCH) 134*128kB (CH) 7*256kB (CH) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 381728kB
[16869.005405] Movable: 139*4kB (M) 64*8kB (M) 39*16kB (M) 27*32kB (M) 22*64kB (M) 12*128kB (M) 12*256kB (M) 10*512kB (M) 1*1024kB (M) 0*2048kB 504*4096kB (M) = 2079100kB
[16869.005448] 241814 total pagecache pages
[16869.005456] 4622 pages in swap cache
[16869.005462] Swap cache stats: add 992884, delete 988440, find 75512/580082
[16869.005466] Free swap  = 1634836kB
[16869.005469] Total swap = 2150396kB
[16869.005476] 2011204 pages RAM
[16869.005479] 0 pages HighMem/MovableOnly
[16869.005482] 47230 pages reserved
[16869.005486] 89088 pages cma reserved
[16869.005498] cma: cma-0 pages: => 9850 used of 10240 total pages
[16869.005507] cma: cma-1 pages: => 472 used of 8192 total pages
[16869.005516] cma: cma-2 pages: => 907 used of 5120 total pages
[16869.005541] cma: cma-3 pages: => 0 used of 41984 total pages
[16869.005549] cma: cma-4 pages: => 3682 used of 5120 total pages
[16869.005556] cma: cma-5 pages: => 512 used of 3072 total pages
[16869.005565] cma: cma-6 pages: => 0 used of 4096 total pages
[16869.005571] cma: cma-7 pages: => 0 used of 4096 total pages
[16869.005576] cma: cma-8 pages: => 768 used of 1024 total pages
[16869.005685] cma: cma-9 pages: => 0 used of 4096 total pages
[16869.005692] cma: cma-10 pages: => 0 used of 2048 total pages
[16869.005711] [kworke][0xddaa47972c][08:04:55.672017] wlan: [5169:F:DP] dp_rx_desc_pool_alloc: RX Desc Pool[0] allocation failed
[16869.005729] [kworke][0xddaa479899][08:04:55.672035] wlan: [5169:E:DP] dp_pdev_attach_wifi3: 3674: dp_rx_pdev_attach failed
[16869.005818] [kworke][0xddaa479f48][08:04:55.672125] wlan: [5169:E:DP] dp_srng_cleanup: 1438: Ring type: 15, num:0 not setup
[16869.005850] [kworke][0xddaa47a1b1][08:04:55.672157] wlan: [5169:E:DP] dp_srng_cleanup: 1438: Ring type: 15, num:0 not setup
[16869.005866] [kworke][0xddaa47a2ef][08:04:55.672173] wlan: [5169:I:DP] dp_tx_soc_detach Tx Desc Pool Free num_pool = 4, descs = 1024
[16869.006726] [kworke][0xddaa47e350][08:04:55.673032] wlan: [5169:I:DP] dp_tx_soc_detach MSDU Ext Desc Pool 4 Free descs = 1024

Change-Id: I97acdc9bc1a5bd85273e72f1ff0da0fba389fd67