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From: Antonin Malzieu Ridolfi <dev@nanonej.com>
To: Danilo Krummrich <dakr@kernel.org>,
	Alexandre Courbot <acourbot@nvidia.com>,
	Alice Ryhl <aliceryhl@google.com>,
	David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>
Cc: Antonin Malzieu Ridolfi <dev@nanonej.com>,
	nova-gpu@lists.linux.dev, dri-devel@lists.freedesktop.org,
	linux-kernel@vger.kernel.org,
	Daniel Almeida <daniel.almeida@collabora.com>
Subject: [PATCH] Nova: Move register definition into module using it
Date: Sat, 16 May 2026 16:14:05 +0000	[thread overview]
Message-ID: <20260516161258.455442-1-dev@nanonej.com> (raw)


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First babystep to split the register definitions grouped in nova root
register file to the module which actually use them.

Suggested-by: Alexandre Courbot <acourbot@nvidia.com>
Suggested-by: Danilo Krummrich <dakr@kernel.org>
Signed-off-by: Antonin Malzieu Ridolfi <dev@nanonej.com>
---
 drivers/gpu/nova-core/gsp.rs      |  1 +
 drivers/gpu/nova-core/gsp/cmdq.rs |  3 ++-
 drivers/gpu/nova-core/gsp/regs.rs | 11 +++++++++++
 drivers/gpu/nova-core/regs.rs     |  8 --------
 4 files changed, 14 insertions(+), 9 deletions(-)
 create mode 100644 drivers/gpu/nova-core/gsp/regs.rs

diff --git a/drivers/gpu/nova-core/gsp.rs b/drivers/gpu/nova-core/gsp.rs
index ba5b7f990031..756b9c75dc90 100644
--- a/drivers/gpu/nova-core/gsp.rs
+++ b/drivers/gpu/nova-core/gsp.rs
@@ -21,6 +21,7 @@
 pub(crate) mod cmdq;
 pub(crate) mod commands;
 mod fw;
+mod regs;
 mod sequencer;

 pub(crate) use fw::{
diff --git a/drivers/gpu/nova-core/gsp/cmdq.rs b/drivers/gpu/nova-core/gsp/cmdq.rs
i
ndex 275da9b1ee0e..4d54350e8095 100644
--- a/drivers/gpu/nova-core/gsp/cmdq.rs
+++ b/drivers/gpu/nova-core/gsp/cmdq.rs
@@ -51,10 +51,11 @@
         GSP_PAGE_SIZE, //
     },
     num,
-    regs,
     sbuffer::SBufferIter, //
 };

+use super::regs;
+
 /// Marker type representing the absence of a reply for a command. Commands using this as their
 /// reply type are sent using [`Cmdq::send_command_no_wait`].
 pub(crate) struct NoReply;
diff --git a/drivers/gpu/nova-core/gsp/regs.rs b/drivers/gpu/nova-core/gsp/regs.rs
new file mode 100644
index 000000000000..a76dea3c3ab0
--- /dev/null
+++ b/drivers/gpu/nova-core/gsp/regs.rs
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0
+
+use kernel::io::register;
+
+// PGSP
+
+register! {
+    pub(super) NV_PGSP_QUEUE_HEAD(u32) @ 0x00110c00 {
+        31:0    address;
+    }
+}
diff --git a/drivers/gpu/nova-core/regs.rs b/drivers/gpu/nova-core/regs.rs
index 6faeed73901d..d675afbb56b2 100644
--- a/drivers/gpu/nov
a-core/regs.rs
+++ b/drivers/gpu/nova-core/regs.rs
@@ -177,14 +177,6 @@ pub(crate) fn higher_bound(self) -> u64 {
     }
 }

-// PGSP
-
-register! {
-    pub(crate) NV_PGSP_QUEUE_HEAD(u32) @ 0x00110c00 {
-        31:0    address;
-    }
-}
-
 // PGC6 register space.
 //
 // `GC6` is a GPU low-power state where VRAM is in self-refresh and the GPU is powered down (except
--
2.54.0


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             reply	other threads:[~2026-05-16 16:14 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-16 16:14 Antonin Malzieu Ridolfi [this message]
2026-05-20  0:59 ` [PATCH] Nova: Move register definition into module using it Alexandre Courbot

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