[media] dib7000: export just one symbol
Exporting multiple symbols don't work as it causes compilation breakages, due to the way dvb_attach() works. This were reported several times, like: drivers/built-in.o: In function `cxusb_dualdig4_rev2_tuner_attach': >> cxusb.c:(.text+0x27d4b5): undefined reference to `dib7000p_get_i2c_master' drivers/built-in.o: In function `dib7070_set_param_override': cxusb.c:(.text+0x27d5a5): undefined reference to `dib0070_wbd_offset' >> cxusb.c:(.text+0x27d5be): undefined reference to `dib7000p_set_wbd_ref' drivers/built-in.o: In function `dib7070_tuner_reset': >> cxusb.c:(.text+0x27d5f9): undefined reference to `dib7000p_set_gpio' drivers/built-in.o: In function `cxusb_dualdig4_rev2_frontend_attach': >> cxusb.c:(.text+0x27df5c): undefined reference to `dib7000p_i2c_enumeration' In this specific report: CONFIG_DVB_USB_CXUSB=y CONFIG_DVB_DIB7000P=m But the same type of bug can happen if: CONFIG_DVB_DIB7000P=m and one of the bridge drivers is compiled builtin (cxusb, cx23885-dvb and/or dib0700). As a bonus, dib7000p won't be loaded anymore if the device uses a different frontend, reducing the memory footprint. Tested with Hauppauge Nova-TD (2 frontends). Reported-by: Fengguang Wu <fengguang.wu@intel.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
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