Map full length of PCI BAR 0 at driver init.
During driver initialization, the driver must make a kernel call to map the
controller registers into kernel address space. A parameter to this call
is the length of the memory to be mapped. The driver was specifying the
wrong length.
Reviewed-by: Scott Benesh <scott.benesh@microchip.com>
Reviewed-by: Kevin Barnett <kevin.barnett@microchip.com>
Signed-off-by: Mike McGowen <mike.mcgowen@microchip.com>
Signed-off-by: Don Brace <don.brace@microchip.com>
Link: https://lore.kernel.org/r/20230428153712.297638-2-don.brace@microchip.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
ctrl_info->iomem_base = ioremap(pci_resource_start(
ctrl_info->pci_dev, 0),
- sizeof(struct pqi_ctrl_registers));
+ pci_resource_len(ctrl_info->pci_dev, 0));
if (!ctrl_info->iomem_base) {
dev_err(&ctrl_info->pci_dev->dev,
"failed to map memory for controller registers\n");