[PATCH v4] PCI/VGA: Make the vga_is_firmware_default() less arch-dependent

suijingfeng suijingfeng at loongson.cn
Fri Aug 18 19:18:19 PDT 2023


Hi,

On 2023/8/18 06:08, Bjorn Helgaas wrote:
>> +
>> +/*
>> + * Identify the PCI VGA device that contains the firmware framebuffer
>> + */
>> +static void pci_boot_vga_finder(struct pci_dev *pdev)
>> +{
>> +	resource_size_t fb_start;
>> +	resource_size_t fb_end;
>> +	unsigned int i;
>> +
>> +	/* Already found the pdev which has firmware framebuffer ownership */
>> +	if (pdev_boot_vga)
>> +		return;
>> +
>> +	if (!vga_arb_get_firmware_fb_range(&fb_start, &fb_end))
>> +		return;
>> +
>> +	for (i = 0; i < PCI_STD_NUM_BARS; i++) {
>> +		struct resource *res = &pdev->resource[i];
> This is essentially identical to vga_is_firmware_default() so it
> should look the same, i.e., it should use pci_dev_for_each_resource().
>

OK, will be fixed at the next version. Thanks.




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