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    Subject[PATCH AUTOSEL 5.5 143/542] drm/amdgpu: remove set but not used variable 'mc_shared_chmap'
    Date
    From: yu kuai <yukuai3@huawei.com>

    [ Upstream commit e98042db2cb8d0b728cd76e05b9c2e1c84b7f72b ]

    Fixes gcc '-Wunused-but-set-variable' warning:

    drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c: In function
    ‘gfx_v8_0_gpu_early_init’:
    drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c:1713:6: warning: variable
    ‘mc_shared_chmap’ set but not used [-Wunused-but-set-variable]

    Fixes: 0bde3a95eaa9 ("drm/amdgpu: split gfx8 gpu init into sw and hw parts")
    Signed-off-by: yu kuai <yukuai3@huawei.com>
    Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 3 +--
    1 file changed, 1 insertion(+), 2 deletions(-)

    diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
    index 52a647d7022d2..cfc1403fc855a 100644
    --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
    +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
    @@ -1677,7 +1677,7 @@ static int gfx_v8_0_do_edc_gpr_workarounds(struct amdgpu_device *adev)
    static int gfx_v8_0_gpu_early_init(struct amdgpu_device *adev)
    {
    u32 gb_addr_config;
    - u32 mc_shared_chmap, mc_arb_ramcfg;
    + u32 mc_arb_ramcfg;
    u32 dimm00_addr_map, dimm01_addr_map, dimm10_addr_map, dimm11_addr_map;
    u32 tmp;
    int ret;
    @@ -1817,7 +1817,6 @@ static int gfx_v8_0_gpu_early_init(struct amdgpu_device *adev)
    break;
    }

    - mc_shared_chmap = RREG32(mmMC_SHARED_CHMAP);
    adev->gfx.config.mc_arb_ramcfg = RREG32(mmMC_ARB_RAMCFG);
    mc_arb_ramcfg = adev->gfx.config.mc_arb_ramcfg;

    --
    2.20.1
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