linux/drivers/gpu/nova-core/fb/hal/ga102.rs

37 lines
831 B
Rust

// SPDX-License-Identifier: GPL-2.0
use kernel::prelude::*;
use crate::driver::Bar0;
use crate::fb::hal::FbHal;
use crate::regs;
fn vidmem_size_ga102(bar: &Bar0) -> u64 {
regs::NV_USABLE_FB_SIZE_IN_MB::read(bar).usable_fb_size()
}
struct Ga102;
impl FbHal for Ga102 {
fn read_sysmem_flush_page(&self, bar: &Bar0) -> u64 {
super::ga100::read_sysmem_flush_page_ga100(bar)
}
fn write_sysmem_flush_page(&self, bar: &Bar0, addr: u64) -> Result {
super::ga100::write_sysmem_flush_page_ga100(bar, addr);
Ok(())
}
fn supports_display(&self, bar: &Bar0) -> bool {
super::ga100::display_enabled_ga100(bar)
}
fn vidmem_size(&self, bar: &Bar0) -> u64 {
vidmem_size_ga102(bar)
}
}
const GA102: Ga102 = Ga102;
pub(super) const GA102_HAL: &dyn FbHal = &GA102;