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gpu: nova-core: only boot FRTS if its region is allocated

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On some Nvidia GPUs (i.e. GA100), the FRTS region is not allocated
(its size is set to 0).  In such cases, FWSEC-FRTS should not be run.

Signed-off-by: Timur Tabi <ttabi@nvidia.com>
Reviewed-by: Eliot Courtney <ecourtney@nvidia.com>
Reviewed-by: Gary Guo <gary@garyguo.net>
Link: https://patch.msgid.link/20260417191359.1307434-4-ttabi@nvidia.com
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
This commit is contained in:
Timur Tabi 2026-04-17 14:13:56 -05:00 committed by Alexandre Courbot
parent 44dc8bd6b5
commit cedbbc383a
1 changed files with 4 additions and 1 deletions
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5
drivers/gpu/nova-core/gsp/boot.rs
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@ -155,7 +155,10 @@ pub(crate) fn boot(
let fb_layout = FbLayout::new(chipset, bar, &gsp_fw)?;
dev_dbg!(dev, "{:#x?}\n", fb_layout);
Self::run_fwsec_frts(dev, chipset, gsp_falcon, bar, &bios, &fb_layout)?;
// FWSEC-FRTS is not executed on chips where the FRTS region size is 0 (e.g. GA100).
if !fb_layout.frts.is_empty() {
Self::run_fwsec_frts(dev, chipset, gsp_falcon, bar, &bios, &fb_layout)?;
}
let booter_loader = BooterFirmware::new(
dev,