On 14/03/2023 13:55, Vaishnav Achath wrote:
Hi, This series adds support for CSI2 capture on J721E. It includes some fixes to the Cadence CSI2RX driver, and adds the TI CSI2RX wrapper driver.
I get some errors with 'v4l2-compliance -m /dev/media0', which also causes: [ 51.185172] ------------[ cut here ]------------ [ 51.189786] WARNING: CPU: 1 PID: 174 at mm/page_alloc.c:5568 __alloc_pages+0x684/0xd24 [ 51.197698] Modules linked in: [ 51.200743] CPU: 1 PID: 174 Comm: v4l2-compliance Not tainted 6.3.0-rc5+ #12 [ 51.207772] Hardware name: Texas Instruments J721e EVM (DT) [ 51.213326] pstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 51.220269] pc : __alloc_pages+0x684/0xd24 [ 51.224353] lr : __dma_direct_alloc_pages.constprop.0+0x1d4/0x2a0 [ 51.230431] sp : ffff800009fd37b0 [ 51.233732] x29: ffff800009fd37b0 x28: ffff000801ad18e0 x27: 0000000000000001 [ 51.240852] x26: 0000000000000010 x25: ffff800009fd3b18 x24: ffff800008112c60 [ 51.247971] x23: 0000000000000010 x22: 00000000ffffffff x21: 0000000000000cc0 [ 51.255089] x20: 0000000010000000 x19: 0000000000000000 x18: 0000000000000000 [ 51.262208] x17: 0000000000000000 x16: 0000000000000000 x15: 00000000fff7a238 [ 51.269326] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000 [ 51.276444] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 [ 51.283562] x8 : ffff000802c4a200 x7 : 0000000000000000 x6 : 0000000000000000 [ 51.290680] x5 : 0000000000000000 x4 : ffff0008022a0000 x3 : 0000000000000000 [ 51.297798] x2 : 0000000000000000 x1 : 0000000000000001 x0 : ffff80000937a000 [ 51.304916] Call trace: [ 51.307350] __alloc_pages+0x684/0xd24 [ 51.311086] __dma_direct_alloc_pages.constprop.0+0x1d4/0x2a0 [ 51.316814] dma_direct_alloc+0x210/0x33c [ 51.320809] dma_alloc_attrs+0x80/0xf4 [ 51.324548] vb2_dc_alloc+0xa0/0x184 [ 51.328114] __vb2_queue_alloc+0x19c/0x490 [ 51.332197] vb2_core_reqbufs+0x250/0x45c [ 51.336192] vb2_ioctl_reqbufs+0xb0/0xe8 [ 51.340103] v4l_reqbufs+0x50/0x64 [ 51.343494] __video_do_ioctl+0x18c/0x3ec [ 51.347489] video_usercopy+0x214/0x6c4 [ 51.351312] video_ioctl2+0x18/0x24 [ 51.354788] v4l2_ioctl+0x40/0x60 [ 51.358088] v4l2_compat_ioctl32+0x90/0xb4 [ 51.362171] __arm64_compat_sys_ioctl+0x14c/0x170 [ 51.366860] invoke_syscall+0x48/0x114 [ 51.370599] el0_svc_common.constprop.0+0x44/0xf4 [ 51.375288] do_el0_svc_compat+0x20/0x44 [ 51.379198] el0_svc_compat+0x2c/0x84 [ 51.382848] el0t_32_sync_handler+0x98/0x148 [ 51.387102] el0t_32_sync+0x194/0x198 [ 51.390752] ---[ end trace 0000000000000000 ]--- [ 51.395408] ti-udma 31150000.dma-controller: dma alloc of size 268435456 failed Tomi
