On Fri, Nov 13, 2020 at 8:49 AM Lee Jones <lee.jones@xxxxxxxxxx> wrote:
>
> This patch fixes nearly 400 warnings!
>
> These structures are too widely used in too many varying
> configurations to be split-up into different headers or moved into
> source files.
>
> Instead, we'll mark them as __maybe_unused which tells the compiler
> that we're aware they're being included into source files which do not
> make use of them - but we've looked into it, and it's okay.
>
> Let's tidy-up whilst were here. Just alignment stuff.
>
> Fixes the following W=1 kernel build warning(s):
>
> In file included from drivers/gpu/drm/amd/amdgpu/navi14_reg_init.c:27:
> drivers/gpu/drm/amd/amdgpu/../include/navi14_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/navi14_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/navi14_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 } },
> | ^~~~~~~~~
> drivers/gpu/drm/amd/amdgpu/../include/navi14_ip_offset.h:144:29: warning: ‘PCIE0_BASE’ defined but not used [-Wunused-const-variable=]
> 144 | static const struct IP_BASE PCIE0_BASE ={ { { { 0x00000000, 0x00000014, 0x00000D20, 0x00010400, 0x0241B000 } },
> | ^~~~~~~~~~
>
> NB: Snipped for brevity
>
> Cc: Alex Deucher <alexander.deucher@xxxxxxx>
> Cc: "Christian König" <christian.koenig@xxxxxxx>
> Cc: David Airlie <airlied@xxxxxxxx>
> Cc: Daniel Vetter <daniel@xxxxxxxx>
> Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
Applied. Thanks!
Alex
> ---
> .../gpu/drm/amd/include/vega10_ip_offset.h | 76 +++++++++----------
> 1 file changed, 38 insertions(+), 38 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/include/vega10_ip_offset.h b/drivers/gpu/drm/amd/include/vega10_ip_offset.h
> index 976dd2d565ba4..bb5463152f6b0 100644
> --- a/drivers/gpu/drm/amd/include/vega10_ip_offset.h
> +++ b/drivers/gpu/drm/amd/include/vega10_ip_offset.h
> @@ -35,177 +35,177 @@ struct IP_BASE
> };
>
>
> -static const struct IP_BASE NBIF_BASE = { { { { 0x00000000, 0x00000014, 0x00000D20, 0x00010400, 0 } },
> +static const struct IP_BASE __maybe_unused NBIF_BASE = { { { { 0x00000000, 0x00000014, 0x00000D20, 0x00010400, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE NBIO_BASE = { { { { 0x00000000, 0x00000014, 0x00000D20, 0x00010400, 0 } },
> +static const struct IP_BASE __maybe_unused NBIO_BASE = { { { { 0x00000000, 0x00000014, 0x00000D20, 0x00010400, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE DCE_BASE = { { { { 0x00000012, 0x000000C0, 0x000034C0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused DCE_BASE = { { { { 0x00000012, 0x000000C0, 0x000034C0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE DCN_BASE = { { { { 0x00000012, 0x000000C0, 0x000034C0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused DCN_BASE = { { { { 0x00000012, 0x000000C0, 0x000034C0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE MP0_BASE = { { { { 0x00016000, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused MP0_BASE = { { { { 0x00016000, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE MP1_BASE = { { { { 0x00016000, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused MP1_BASE = { { { { 0x00016000, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE MP2_BASE = { { { { 0x00016000, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused MP2_BASE = { { { { 0x00016000, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE DF_BASE = { { { { 0x00007000, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused DF_BASE = { { { { 0x00007000, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE UVD_BASE = { { { { 0x00007800, 0x00007E00, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused UVD_BASE = { { { { 0x00007800, 0x00007E00, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } }; //note: GLN does not use the first segment
> -static const struct IP_BASE VCN_BASE = { { { { 0x00007800, 0x00007E00, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused VCN_BASE = { { { { 0x00007800, 0x00007E00, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } }; //note: GLN does not use the first segment
> -static const struct IP_BASE DBGU_BASE = { { { { 0x00000180, 0x000001A0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused DBGU_BASE = { { { { 0x00000180, 0x000001A0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } }; // not exist
> -static const struct IP_BASE DBGU_NBIO_BASE = { { { { 0x000001C0, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused DBGU_NBIO_BASE = { { { { 0x000001C0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } }; // not exist
> -static const struct IP_BASE DBGU_IO_BASE = { { { { 0x000001E0, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused DBGU_IO_BASE = { { { { 0x000001E0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } }; // not exist
> -static const struct IP_BASE DFX_DAP_BASE = { { { { 0x000005A0, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused DFX_DAP_BASE = { { { { 0x000005A0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } }; // not exist
> -static const struct IP_BASE DFX_BASE = { { { { 0x00000580, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused DFX_BASE = { { { { 0x00000580, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } }; // this file does not contain registers
> -static const struct IP_BASE ISP_BASE = { { { { 0x00018000, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused ISP_BASE = { { { { 0x00018000, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } }; // not exist
> -static const struct IP_BASE SYSTEMHUB_BASE = { { { { 0x00000EA0, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused SYSTEMHUB_BASE = { { { { 0x00000EA0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } }; // not exist
> -static const struct IP_BASE L2IMU_BASE = { { { { 0x00007DC0, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused L2IMU_BASE = { { { { 0x00007DC0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE IOHC_BASE = { { { { 0x00010000, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused IOHC_BASE = { { { { 0x00010000, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE ATHUB_BASE = { { { { 0x00000C20, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused ATHUB_BASE = { { { { 0x00000C20, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE VCE_BASE = { { { { 0x00007E00, 0x00048800, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused VCE_BASE = { { { { 0x00007E00, 0x00048800, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE GC_BASE = { { { { 0x00002000, 0x0000A000, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused GC_BASE = { { { { 0x00002000, 0x0000A000, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE MMHUB_BASE = { { { { 0x0001A000, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused MMHUB_BASE = { { { { 0x0001A000, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE RSMU_BASE = { { { { 0x00012000, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused RSMU_BASE = { { { { 0x00012000, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE HDP_BASE = { { { { 0x00000F20, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused HDP_BASE = { { { { 0x00000F20, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE OSSSYS_BASE = { { { { 0x000010A0, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused OSSSYS_BASE = { { { { 0x000010A0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE SDMA0_BASE = { { { { 0x00001260, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused SDMA0_BASE = { { { { 0x00001260, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE SDMA1_BASE = { { { { 0x00001460, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused SDMA1_BASE = { { { { 0x00001460, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE XDMA_BASE = { { { { 0x00003400, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused XDMA_BASE = { { { { 0x00003400, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE UMC_BASE = { { { { 0x00014000, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused UMC_BASE = { { { { 0x00014000, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE THM_BASE = { { { { 0x00016600, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused THM_BASE = { { { { 0x00016600, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE SMUIO_BASE = { { { { 0x00016800, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused SMUIO_BASE = { { { { 0x00016800, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE PWR_BASE = { { { { 0x00016A00, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused PWR_BASE = { { { { 0x00016A00, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE CLK_BASE = { { { { 0x00016C00, 0, 0, 0, 0 } },
> - { { 0x00016E00, 0, 0, 0, 0 } },
> +static const struct IP_BASE __maybe_unused CLK_BASE = { { { { 0x00016C00, 0, 0, 0, 0 } },
> + { { 0x00016E00, 0, 0, 0, 0 } },
> { { 0x00017000, 0, 0, 0, 0 } },
> - { { 0x00017200, 0, 0, 0, 0 } },
> - { { 0x00017E00, 0, 0, 0, 0 } } } };
> -static const struct IP_BASE FUSE_BASE = { { { { 0x00017400, 0, 0, 0, 0 } },
> + { { 0x00017200, 0, 0, 0, 0 } },
> + { { 0x00017E00, 0, 0, 0, 0 } } } };
> +static const struct IP_BASE __maybe_unused FUSE_BASE = { { { { 0x00017400, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> { { 0, 0, 0, 0, 0 } },
> --
> 2.25.1
>
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