[PATCH v4 09/20] gpu: nova-core: increase BAR0 size to 16MB

Alexandre Courbot acourbot at nvidia.com
Wed May 21 06:45:04 UTC 2025


The Turing+ register address space spans over that range, so increase it
as future patches will access more registers.

Signed-off-by: Alexandre Courbot <acourbot at nvidia.com>
---
 drivers/gpu/nova-core/driver.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/nova-core/driver.rs b/drivers/gpu/nova-core/driver.rs
index 8c86101c26cb5fe5eb9a3d03268338c6b58baef7..b13d0b7399e56ed36b4ee5b77a0408299d69d9dd 100644
--- a/drivers/gpu/nova-core/driver.rs
+++ b/drivers/gpu/nova-core/driver.rs
@@ -11,7 +11,7 @@ pub(crate) struct NovaCore {
     _reg: auxiliary::Registration,
 }
 
-const BAR0_SIZE: usize = 8;
+const BAR0_SIZE: usize = 0x1000000;
 pub(crate) type Bar0 = pci::Bar<BAR0_SIZE>;
 
 kernel::pci_device_table!(

-- 
2.49.0



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