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HI3516CV610 20s 020sdk SPI屏 + DMA IRQ报错
如题,使用sdk自带的spi屏驱动 以及 DMA 驱动,
insmod lcd_spi_gc9307.ko
insmod ot_spi_dma_transfer.ko
报错log如下:
Kernel: ssp_lcd initial ok!
dma driver init.
spi_dma_transfer init g_dma_irq_num=26
kernel: ssp initial ok!
spi_dma_transfer init
———gsensor det ok——-
==========new da380
gsesnor_dev_register ok!
usb 1-1: new high-speed USB device number 3 using xhci-hcd
usb 1-1: New USB device found, idVendor=0bda, idProduct=f179, bcdDevice= 0.00
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: 802.11n NIC
usb 1-1: Manufacturer: Realtek
usb 1-1: SerialNumber: 00E04CB82100
usbcore: registered new interface driver rtl8188fu
dma driver open.
dmac_m2p_transfer len:153600
irq 29: nobody cared (try booting with the “irqpoll” option)
CPU: 0 PID: 0 Comm: swapper/0 Tainted: P O 5.10.221 #1
Hardware name: HI35XX
Function entered at [
Function entered at [
Function entered at [
Function entered at [
Function entered at [
Function entered at [
Function entered at [
Function entered at [
Function entered at [
Function entered at [
Function entered at [
Exception stack(0xb0601e68 to 0xb0601eb0)
1e60: 00000000 00000000 0383d000 b05200c0 b0600000 00000000
1e80: 00000282 b0601eb8 b0612844 b05200c0 b05168dc 0000000a 00ffffff b0601eb8
1ea0: b0111893 b01012d0 40000133 ffffffff
Function entered at [
Function entered at [
Function entered at [
Function entered at [
Function entered at [
Exception stack(0xb0601f38 to 0xb0601f80)
1f20: 00004688 00000000
1f40: 00004688 b010c4e1 b0600000 b0603e98 00000001 b0603ed4 000000f4 00000001
1f60: b05168dc 00000000 b060003c b0601f88 b0105e1f b0105e16 40000033 ffffffff
Function entered at [
Function entered at [
Function entered at [
Function entered at [
Function entered at [
handlers:
[<(ptrval)>] 0xb022520f
Disabling IRQ #29
确认过 spi 驱动没问题,打开 SEND_PURE_PICTURE_DEBUG 屏幕有显示。
问题是 dma 的驱动怎么配置。 很大可能是kernel部分的 dts 以及 dtsi 没配置好。
麻烦大佬解决过同样问题的, 指点一下。
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