linux-kernel - [PATCH 10/11] gpu: nova-core: update to use the new bar and io api

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Message-ID: <20250509031524.2604087-11-andrewjballance@gmail.com>
Date: Thu,  8 May 2025 22:15:23 -0500
From: Andrew Ballance <andrewjballance@...il.com>
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Subject: [PATCH 10/11] gpu: nova-core: update to use the new bar and io api

updates nova-core to use the new Io and Bar api.

Signed-off-by: Andrew Ballance <andrewjballance@...il.com>
---
 drivers/gpu/nova-core/driver.rs | 4 ++--
 drivers/gpu/nova-core/regs.rs   | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/nova-core/driver.rs b/drivers/gpu/nova-core/driver.rs
index a08fb6599267..42596ee2e07f 100644
--- a/drivers/gpu/nova-core/driver.rs
+++ b/drivers/gpu/nova-core/driver.rs
@@ -11,7 +11,7 @@ pub(crate) struct NovaCore {
 }
 
 const BAR0_SIZE: usize = 8;
-pub(crate) type Bar0 = pci::Bar<BAR0_SIZE>;
+pub(crate) type Bar0 = pci::MMIoBar<BAR0_SIZE>;
 
 kernel::pci_device_table!(
     PCI_TABLE,
@@ -33,7 +33,7 @@ fn probe(pdev: &pci::Device<Core>, _info: &Self::IdInfo) -> Result<Pin<KBox<Self
         pdev.enable_device_mem()?;
         pdev.set_master();
 
-        let bar = pdev.iomap_region_sized::<BAR0_SIZE>(0, c_str!("nova-core/bar0"))?;
+        let bar = pdev.iomap_region_sized_hint::<BAR0_SIZE, _>(0, c_str!("nova-core/bar0"))?;
 
         let this = KBox::pin_init(
             try_pin_init!(Self {
diff --git a/drivers/gpu/nova-core/regs.rs b/drivers/gpu/nova-core/regs.rs
index b1a25b86ef17..079c3d275a47 100644
--- a/drivers/gpu/nova-core/regs.rs
+++ b/drivers/gpu/nova-core/regs.rs
@@ -1,6 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
 
 use crate::driver::Bar0;
+use kernel::io::IoAccess;
 
 // TODO
 //
-- 
2.49.0