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gpu: nova-core: convert to keyworded projection syntax

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Use "build" to denote that the index bounds checking here is performed at
build time.

Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Signed-off-by: Gary Guo <gary@garyguo.net>
Acked-by: Danilo Krummrich <dakr@kernel.org>
Link: https://patch.msgid.link/20260602-projection-syntax-rework-v2-5-6989470f5440@garyguo.net
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
This commit is contained in:
Gary Guo 2026-06-02 15:17:56 +01:00 committed by Miguel Ojeda
parent bd8e8087cf
commit 738a921375
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/nova-core/gsp/cmdq.rs
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@ -237,7 +237,7 @@ fn new(dev: &device::Device<device::Bound>) -> Result<Self> {
let start = gsp_mem.dma_handle();
// Write values one by one to avoid an on-stack instance of `PteArray`.
for i in 0..GspMem::PTE_ARRAY_SIZE {
dma_write!(gsp_mem, .ptes.0[i], PteArray::<0>::entry(start, i)?);
dma_write!(gsp_mem, .ptes.0[build: i], PteArray::<0>::entry(start, i)?);
}
dma_write!(
@ -260,7 +260,7 @@ fn new(dev: &device::Device<device::Bound>) -> Result<Self> {
let rx = self.gsp_read_ptr();
// Pointer to the first entry of the CPU message queue.
let data = ptr::project!(mut self.0.as_mut_ptr(), .cpuq.msgq.data[0]);
let data = ptr::project!(mut self.0.as_mut_ptr(), .cpuq.msgq.data[build: 0]);
let (tail_end, wrap_end) = if rx == 0 {
// The write area is non-wrapping, and stops at the second-to-last entry of the command
@ -322,7 +322,7 @@ fn driver_write_area_size(&self) -> usize {
let rx = self.cpu_read_ptr();
// Pointer to the first entry of the GSP message queue.
let data = ptr::project!(self.0.as_ptr(), .gspq.msgq.data[0]);
let data = ptr::project!(self.0.as_ptr(), .gspq.msgq.data[build: 0]);
let (tail_end, wrap_end) = if rx <= tx {
// Read area is non-wrapping and stops right before `tx`.