Re: [PATCH 14/18] ide: use ->tf_read in ide_read_error()

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Hello.

Bartlomiej Zolnierkiewicz wrote:

  register and handle it in ->tf_read.
Doesn't seem like a good name -- you can't read the features register. I should've commented to this patch earlier, of course...

[ Yeah... preferably in June 2008 when this patch was posted... ]

I was too busy acquainting myself with the wonderful world of ARM and MUSB back then... :-/

* Add IDE_TFLAG_IN_FEATURE taskfile flag for reading Feature

Trivial s/IN_*FEATURE/IN_*ERROR/ should do the job.

I will fix it later unless you beat me to it.

Well, if I'm going to get my hands in the transport methods anyway, I think I'll address it.

Moreover, the error register shoudn't be affeceted by the HOB bit, so this flag doesn't make sense.
   I meant IDE_TFLAG_IN_HOB_FEATURE, of course.

Once again blame the certain ioctl (you know which one)... :)

Oh, horror... and I know that it wasn't completely ungrounded since both ATA/PI-6 adn -7 have words about reading the features register (depending on HOB). At least ATA/PI-8 got rid of this. Anyway, I think we can safely get rid of this flag and just return the same value in 'features' and 'hob_features'. Besides, union ide_reg_valid_s also has such interesting fields as 'select_hob' and 'control_hob' but they seem to be ignored altogether (as long as 'select') if I don't mistake...

Thanks,
Bart

MBR, Sergei


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