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SubjectRe: dynamic-debug not built into scx200_acb, scx200_i2c
On Wed, Aug 10, 2011 at 03:06:49PM -0600, Jim Cromie wrote:
> scx200_acb has several pr_debugs, but theyre not available via dynamic-debug
>
> Ive been unable to figure out why.
> Any ideas ?
>

hmmm...I see drivers/i2c/busses/Makefile has:

ccflags-$(CONFIG_I2C_DEBUG_BUS) := -DDEBUG

Any chance CONFIG_I2C_DEBUG_BUS is set?

Thanks,

-Jason


> jimc@chumly:~/projects/lx/linux-2.6$ grep debug drivers/i2c/busses/scx200_*
> drivers/i2c/busses/scx200_acb.c: pr_debug(NAME ": ACBCTL2 readback failed\n");
> drivers/i2c/busses/scx200_acb.c: pr_debug(NAME ": disabled, but
> ACBCTL1=0x%02x\n",
> drivers/i2c/busses/scx200_acb.c: pr_debug(NAME ": enabled, but NMINTE
> won't be set, "
> drivers/i2c/busses/scx200_acb.c: pr_debug(NAME ": NatSemi SCx200
> ACCESS.bus Driver\n");
> drivers/i2c/busses/scx200_i2c.c: pr_debug(NAME ": NatSemi SCx200 I2C Driver\n");
> drivers/i2c/busses/scx200_i2c.c: pr_debug(NAME ": SCL=GPIO%02u,
> SDA=GPIO%02u\n", scl, sda);
>
>
> jimc@chumly:~/projects/lx/build-skc$ for k in `find drivers -name
> \*.ko`; do echo $k; readelf -S $k |grep __verbose; done
> drivers/i2c/busses/i2c-stub.ko
> drivers/i2c/busses/i2c-gpio.ko
> drivers/i2c/busses/scx200_i2c.ko
> drivers/i2c/busses/scx200_acb.ko
> drivers/i2c/muxes/gpio-i2cmux.ko
> drivers/i2c/i2c-mux.ko
> drivers/i2c/i2c-dev.ko
> [15] __verbose PROGBITS 00000000 0018c8 0000c0 00 WA 0 0 8
> [16] .rel__verbose REL 00000000 0024cc 000100 08 23 15 4
> drivers/i2c/i2c-core.ko
> [24] __verbose PROGBITS 00000000 003e58 000198 00 WA 0 0 8
> [25] .rel__verbose REL 00000000 0058c8 000220 08 32 24 4
>
>
> drivers/gpio/nsc_gpio.ko
> [18] __verbose PROGBITS 00000000 000850 000090 00 WA 0 0 8
> [19] .rel__verbose REL 00000000 0011bc 0000c0 08 26 18 4
> drivers/gpio/pcf857x.ko
> [14] __verbose PROGBITS 00000000 000e80 000048 00 WA 0 0 8
> [15] .rel__verbose REL 00000000 001710 000060 08 22 14 4
> drivers/gpio/pc8736x_gpio.ko
> [17] __verbose PROGBITS 00000000 001140 0000a8 00 WA 0 0 8
> [18] .rel__verbose REL 00000000 001da0 0000e0 08 25 17 4
> drivers/gpio/scx200_gpio.ko
> drivers/bluetooth/bfusb.ko
> [14] __verbose PROGBITS 00000000 002160 000198 00 WA 0 0 8
> [15] .rel__verbose REL 00000000 003108 000220 08 22 14 4
> drivers/bluetooth/btusb.ko
> [16] __verbose PROGBITS 00000000 002ca8 0001c8 00 WA 0 0 8
> [17] .rel__verbose REL 00000000 003e44 000260 08 24 16 4
> drivers/bluetooth/bcm203x.ko
> [15] __verbose PROGBITS 00000000 000f78 000078 00 WA 0 0 8
> [16] .rel__verbose REL 00000000 001a04 0000a0 08 23 15 4
> drivers/bluetooth/hci_uart.ko
> [17] __verbose PROGBITS 00000000 004068 000510 00 WA 0 0 8
> [18] .rel__verbose REL 00000000 0060a4 0006c0 08 25 17 4
> drivers/bluetooth/bpa10x.ko
> [14] __verbose PROGBITS 00000000 0014f0 000120 00 WA 0 0 8
> [15] .rel__verbose REL 00000000 002130 000180 08 22 14 4
> drivers/connector/cn.ko
> drivers/cpufreq/cpufreq_userspace.ko
> [16] __verbose PROGBITS 00000000 0008b8 000078 00 WA 0 0 8
> [17] .rel__verbose REL 00000000 001258 0000a0 08 24 16 4
> drivers/cpufreq/gx-suspmod.ko
> [16] __verbose PROGBITS 00000000 000f80 0000d8 00 WA 0 0 8
> [17] .rel__verbose REL 00000000 001ae8 000120 08 25 16 4
> drivers/cpufreq/cpufreq_ondemand.ko
> drivers/cpufreq/cpufreq_performance.ko
> [14] __verbose PROGBITS 00000000 000388 000018 00 WA 0 0 8
> [15] .rel__verbose REL 00000000 000a30 000020 08 22 14 4
> --
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