Displaying 2 results from an estimated 2 matches for "firm_fb_end".
2023 Jun 30
0
[PATCH v1 1/4] video/aperture: Add a helper to detect if an aperture contains firmware FB
...ers/video/aperture.c
index 561be8feca96..5a5422cec669 100644
--- a/drivers/video/aperture.c
+++ b/drivers/video/aperture.c
@@ -141,6 +141,9 @@ struct aperture_range {
static LIST_HEAD(apertures);
static DEFINE_MUTEX(apertures_lock);
+static resource_size_t firm_fb_start;
+static resource_size_t firm_fb_end;
+
static bool overlap(resource_size_t base1, resource_size_t end1,
resource_size_t base2, resource_size_t end2)
{
@@ -170,6 +173,9 @@ static int devm_aperture_acquire(struct device *dev,
mutex_lock(&apertures_lock);
+ firm_fb_start = base;
+ firm_fb_end = end;
+
list_for_each(...
2023 Jun 30
4
[PATCH v1 0/4] PCI/VGA: Improve the default VGA device selection
From: Sui Jingfeng <suijingfeng at loongson.cn>
Currently, the default VGA device selection is not perfect. Potential
problems are:
1) This function is a no-op on non-x86 architectures.
2) It does not take the PCI Bar may get relocated into consideration.
3) It is not effective for the PCI device without a dedicated VRAM Bar.
4) It is device-agnostic, thus it has to waste the effort to