by Alex Deucher

[permalink] [raw]

Subject: Re: [PATCH 27/40] drm/amd/include/navi12_ip_offset: Mark top-level IP_BASE as __maybe_unused

On Mon, Nov 23, 2020 at 6:20 AM Lee Jones <[email protected]> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
> In file included from drivers/gpu/drm/amd/amdgpu/navi12_reg_init.c:27:
> drivers/gpu/drm/amd/amdgpu/../include/navi12_ip_offset.h:179:29: warning: ‘USB0_BASE’ defined but not used [-Wunused-const-variable=]
> 179 | static const struct IP_BASE USB0_BASE ={ { { { 0x0242A800, 0x05B00000, 0, 0, 0 } },
> | ^~~~~~~~~
> drivers/gpu/drm/amd/amdgpu/../include/navi12_ip_offset.h:172:29: warning: ‘UMC_BASE’ defined but not used [-Wunused-const-variable=]
> 172 | static const struct IP_BASE UMC_BASE ={ { { { 0x00014000, 0x02425800, 0, 0, 0 } },
> | ^~~~~~~~
> drivers/gpu/drm/amd/amdgpu/../include/navi12_ip_offset.h:151:29: warning: ‘SDMA_BASE’ defined but not used [-Wunused-const-variable=]
> 151 | static const struct IP_BASE SDMA_BASE ={ { { { 0x00001260, 0x0000A000, 0x02402C00, 0, 0 } },
> | ^~~~~~~~~
>
> NB: Snipped a few of these
>
> Cc: Alex Deucher <[email protected]>
> Cc: "Christian König" <[email protected]>
> Cc: David Airlie <[email protected]>
> Cc: Daniel Vetter <[email protected]>
> Cc: [email protected]
> Cc: [email protected]
> Signed-off-by: Lee Jones <[email protected]>

Applied. Thanks!

Alex

> ---
> drivers/gpu/drm/amd/include/navi12_ip_offset.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/include/navi12_ip_offset.h b/drivers/gpu/drm/amd/include/navi12_ip_offset.h
> index 6c2cc6296c061..d8fc00478b6a0 100644
> --- a/drivers/gpu/drm/amd/include/navi12_ip_offset.h
> +++ b/drivers/gpu/drm/amd/include/navi12_ip_offset.h
> @@ -33,7 +33,7 @@ struct IP_BASE_INSTANCE
> struct IP_BASE
> {
> struct IP_BASE_INSTANCE instance[MAX_INSTANCE];
> -};
> +} __maybe_unused;
>
>
> static const struct IP_BASE ATHUB_BASE ={ { { { 0x00000C00, 0x02408C00, 0, 0, 0 } },
> --
> 2.25.1
>
> _______________________________________________
> dri-devel mailing list
> [email protected]
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

2020-11-25 02:10:26

by Alex Deucher

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Subject: Re: [PATCH 16/40] drm/amd/amdgpu/si_dma: Fix a bunch of function documentation issues

On Mon, Nov 23, 2020 at 6:19 AM Lee Jones <[email protected]> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
> drivers/gpu/drm/amd/amdgpu/si_dma.c:92: warning: Function parameter or member 'addr' not described in 'si_dma_ring_emit_fence'
> drivers/gpu/drm/amd/amdgpu/si_dma.c:92: warning: Function parameter or member 'seq' not described in 'si_dma_ring_emit_fence'
> drivers/gpu/drm/amd/amdgpu/si_dma.c:92: warning: Function parameter or member 'flags' not described in 'si_dma_ring_emit_fence'
> drivers/gpu/drm/amd/amdgpu/si_dma.c:92: warning: Excess function parameter 'fence' description in 'si_dma_ring_emit_fence'
> drivers/gpu/drm/amd/amdgpu/si_dma.c:252: warning: Function parameter or member 'timeout' not described in 'si_dma_ring_test_ib'
> drivers/gpu/drm/amd/amdgpu/si_dma.c:408: warning: Function parameter or member 'ring' not described in 'si_dma_ring_pad_ib'
> drivers/gpu/drm/amd/amdgpu/si_dma.c:446: warning: Function parameter or member 'vmid' not described in 'si_dma_ring_emit_vm_flush'
> drivers/gpu/drm/amd/amdgpu/si_dma.c:446: warning: Function parameter or member 'pd_addr' not described in 'si_dma_ring_emit_vm_flush'
> drivers/gpu/drm/amd/amdgpu/si_dma.c:446: warning: Excess function parameter 'vm' description in 'si_dma_ring_emit_vm_flush'
> drivers/gpu/drm/amd/amdgpu/si_dma.c:781: warning: Function parameter or member 'ib' not described in 'si_dma_emit_copy_buffer'
> drivers/gpu/drm/amd/amdgpu/si_dma.c:781: warning: Function parameter or member 'tmz' not described in 'si_dma_emit_copy_buffer'
> drivers/gpu/drm/amd/amdgpu/si_dma.c:781: warning: Excess function parameter 'ring' description in 'si_dma_emit_copy_buffer'
> drivers/gpu/drm/amd/amdgpu/si_dma.c:804: warning: Function parameter or member 'ib' not described in 'si_dma_emit_fill_buffer'
> drivers/gpu/drm/amd/amdgpu/si_dma.c:804: warning: Excess function parameter 'ring' description in 'si_dma_emit_fill_buffer'
>
> Cc: Alex Deucher <[email protected]>
> Cc: "Christian König" <[email protected]>
> Cc: David Airlie <[email protected]>
> Cc: Daniel Vetter <[email protected]>
> Cc: Sumit Semwal <[email protected]>
> Cc: [email protected]
> Cc: [email protected]
> Cc: [email protected]
> Cc: [email protected]
> Signed-off-by: Lee Jones <[email protected]>

Applied with minor changes. Thanks!

Alex

> ---
> drivers/gpu/drm/amd/amdgpu/si_dma.c | 14 ++++++++++----
> 1 file changed, 10 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c
> index 7d2bbcbe547b2..540dced190f33 100644
> --- a/drivers/gpu/drm/amd/amdgpu/si_dma.c
> +++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c
> @@ -81,7 +81,9 @@ static void si_dma_ring_emit_ib(struct amdgpu_ring *ring,
> * si_dma_ring_emit_fence - emit a fence on the DMA ring
> *
> * @ring: amdgpu ring pointer
> - * @fence: amdgpu fence object
> + * @addr: address
> + * @seq: sequence number
> + * @flags: fence related flags
> *
> * Add a DMA fence packet to the ring to write
> * the fence seq number and DMA trap packet to generate
> @@ -244,6 +246,7 @@ static int si_dma_ring_test_ring(struct amdgpu_ring *ring)
> * si_dma_ring_test_ib - test an IB on the DMA engine
> *
> * @ring: amdgpu_ring structure holding ring information
> + * @timeout: timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT
> *
> * Test a simple IB in the DMA ring (VI).
> * Returns 0 on success, error on failure.
> @@ -401,6 +404,7 @@ static void si_dma_vm_set_pte_pde(struct amdgpu_ib *ib,
> /**
> * si_dma_pad_ib - pad the IB to the required number of dw
> *
> + * @ring: amdgpu_ring pointer
> * @ib: indirect buffer to fill with padding
> *
> */
> @@ -436,7 +440,8 @@ static void si_dma_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
> * si_dma_ring_emit_vm_flush - cik vm flush using sDMA
> *
> * @ring: amdgpu_ring pointer
> - * @vm: amdgpu_vm pointer
> + * @vmid: vmid number to use
> + * @pd_addr: address
> *
> * Update the page table base and flush the VM TLB
> * using sDMA (VI).
> @@ -764,10 +769,11 @@ static void si_dma_set_irq_funcs(struct amdgpu_device *adev)
> /**
> * si_dma_emit_copy_buffer - copy buffer using the sDMA engine
> *
> - * @ring: amdgpu_ring structure holding ring information
> + * @ib: indirect buffer to copy to
> * @src_offset: src GPU address
> * @dst_offset: dst GPU address
> * @byte_count: number of bytes to xfer
> + * @tmz: unused
> *
> * Copy GPU buffers using the DMA engine (VI).
> * Used by the amdgpu ttm implementation to move pages if
> @@ -790,7 +796,7 @@ static void si_dma_emit_copy_buffer(struct amdgpu_ib *ib,
> /**
> * si_dma_emit_fill_buffer - fill buffer using the sDMA engine
> *
> - * @ring: amdgpu_ring structure holding ring information
> + * @ib: indirect buffer to copy to
> * @src_data: value to write to buffer
> * @dst_offset: dst GPU address
> * @byte_count: number of bytes to xfer
> --
> 2.25.1
>
> _______________________________________________
> dri-devel mailing list
> [email protected]
> https://lists.freedesktop.org/mailman/listinfo/dri-devel