From: H Hartley Sweeten Date: Wed, 23 Jan 2013 19:39:06 +0000 (-0700) Subject: staging: comedi: addi_apci_3501: simplify eeprom read X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d5255afb932aca4d64fedfc791fd1142defdd5dd;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git staging: comedi: addi_apci_3501: simplify eeprom read This driver needs to read the on-board eeprom to determine the number of analog output channels (4 or 8) on the board. But, sinde we know the board has an eeprom and the PCI controller chip is an AMCC S5933, we can simplify the code and remove the code that sets the extra wait state neede for the AMCC S5920. Signed-off-by: H Hartley Sweeten Cc: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/comedi/drivers/addi_apci_3501.c b/drivers/staging/comedi/drivers/addi_apci_3501.c index 3c82596790d5..0c57d70f7fe1 100644 --- a/drivers/staging/comedi/drivers/addi_apci_3501.c +++ b/drivers/staging/comedi/drivers/addi_apci_3501.c @@ -173,7 +173,6 @@ static int apci3501_auto_attach(struct comedi_device *dev, struct addi_private *devpriv; struct comedi_subdevice *s; int ret, n_subdevices; - unsigned int dw_Dummy; this_board = addi_find_boardinfo(dev, pcidev); if (!this_board) @@ -224,22 +223,7 @@ static int apci3501_auto_attach(struct comedi_device *dev, dev->irq = pcidev->irq; } - /* Read eepeom and fill addi_board Structure */ - - if (this_board->i_PCIEeprom) { - if (!(strcmp(this_board->pc_EepromChip, "S5920"))) { - /* Set 3 wait stait */ - if (!(strcmp(dev->board_name, "apci035"))) - outl(0x80808082, devpriv->i_IobaseAmcc + 0x60); - else - outl(0x83838383, devpriv->i_IobaseAmcc + 0x60); - - /* Enable the interrupt for the controller */ - dw_Dummy = inl(devpriv->i_IobaseAmcc + 0x38); - outl(dw_Dummy | 0x2000, devpriv->i_IobaseAmcc + 0x38); - } - addi_eeprom_read_info(dev, pci_resource_start(pcidev, 0)); - } + addi_eeprom_read_info(dev, pci_resource_start(pcidev, 0)); n_subdevices = 7; ret = comedi_alloc_subdevices(dev, n_subdevices);