This patch removes the check and change in num_kernel_doorbells for MES, which is not being used anywhere by MES code.
Cc: Alex Deucher <alexander.deuc...@amd.com> Cc: Christian Koenig <christian.koe...@amd.com> Reviewed-by: Christian Koenig <christian.koe...@amd.com> Acked-by: Alex Deucher <alexander.deuc...@amd.com> Signed-off-by: Shashank Sharma <shashank.sha...@amd.com> --- .../gpu/drm/amd/amdgpu/amdgpu_doorbell_mgr.c | 34 ++++++++----------- 1 file changed, 15 insertions(+), 19 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell_mgr.c index 64fec954815d..4b934aadcce6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell_mgr.c @@ -140,25 +140,21 @@ int amdgpu_doorbell_init(struct amdgpu_device *adev) adev->doorbell.base = pci_resource_start(adev->pdev, 2); adev->doorbell.size = pci_resource_len(adev->pdev, 2); - if (adev->enable_mes) { - adev->doorbell.num_kernel_doorbells = - adev->doorbell.size / sizeof(u32); - } else { - adev->doorbell.num_kernel_doorbells = - min_t(u32, adev->doorbell.size / sizeof(u32), - adev->doorbell_index.max_assignment+1); - if (adev->doorbell.num_kernel_doorbells == 0) - return -EINVAL; - - /* For Vega, reserve and map two pages on doorbell BAR since SDMA - * paging queue doorbell use the second page. The - * AMDGPU_DOORBELL64_MAX_ASSIGNMENT definition assumes all the - * doorbells are in the first page. So with paging queue enabled, - * the max num_kernel_doorbells should + 1 page (0x400 in dword) - */ - if (adev->asic_type >= CHIP_VEGA10) - adev->doorbell.num_kernel_doorbells += 0x400; - } + adev->doorbell.num_kernel_doorbells = + min_t(u32, adev->doorbell.size / sizeof(u32), + adev->doorbell_index.max_assignment+1); + if (adev->doorbell.num_kernel_doorbells == 0) + return -EINVAL; + + /* + * For Vega, reserve and map two pages on doorbell BAR since SDMA + * paging queue doorbell use the second page. The + * AMDGPU_DOORBELL64_MAX_ASSIGNMENT definition assumes all the + * doorbells are in the first page. So with paging queue enabled, + * the max num_kernel_doorbells should + 1 page (0x400 in dword) + */ + if (adev->asic_type >= CHIP_VEGA10) + adev->doorbell.num_kernel_doorbells += 0x400; adev->doorbell.ptr = ioremap(adev->doorbell.base, adev->doorbell.num_kernel_doorbells * -- 2.40.0