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When accessing the SJA1000 controller registers in the indirect access mode,
writing the register number and reading/writing the data has to be an atomic
attempt.
As the sja1000_isa driver is an old style driver with a fixed number of
instances the locking variable depends on the same index like all the other
configuration elements given on the module command line.
As a positive side effect dev->dev_id is populated by the instance index,
which was missing in
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| .. | ||
| ems_pci.c | ||
| ems_pcmcia.c | ||
| Kconfig | ||
| kvaser_pci.c | ||
| Makefile | ||
| peak_pci.c | ||
| peak_pcmcia.c | ||
| plx_pci.c | ||
| sja1000.c | ||
| sja1000.h | ||
| sja1000_isa.c | ||
| sja1000_platform.c | ||
| tscan1.c | ||