Cleans up various oddities found during a code audit, and drops the legacy ISA support which hasn't had a chance to actually work for a long time.
Changes since v1: - fix SCSIRAW adddresses in ioc_general - avoid a goto
- various fixups for gdth V2 Christoph Hellwig
- [PATCH 01/10] gdth: refactor ioc_general Christoph Hellwig
- [PATCH 10/10] gdth: use generic DMA API Christoph Hellwig
- [PATCH 07/10] gdth: remove dead dma statistics cod... Christoph Hellwig
- [PATCH 03/10] gdth: remove gdth_{alloc,free}_ioctl Christoph Hellwig
- [PATCH 09/10] gdth: remove interrupt coalescing su... Christoph Hellwig
- [PATCH 05/10] gdth: remove direct serial port acce... Christoph Hellwig
- [PATCH 08/10] gdth: remove dead code under #ifdef ... Christoph Hellwig
- [PATCH 06/10] gdth: remove dead rtc code Christoph Hellwig
- [PATCH 04/10] gdth: remove ISA and EISA support Christoph Hellwig
- Re: various fixups for gdth V2 Martin K. Petersen
