From 65ba96e91b689c23d6fa99c11cfd65965dcddc47 Mon Sep 17 00:00:00 2001 From: Hawking Zhang Date: Mon, 6 Mar 2023 15:48:48 +0800 Subject: drm/amdgpu: Move to common indirect reg access helper MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Replace soc15, nv, soc21 specific callbacks with common one. so we don't need to duplicate code when introduce new asics. Signed-off-by: Hawking Zhang Reviewed-by: Likun Gao Acked-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 32 +++++++++++++++++------------- 1 file changed, 18 insertions(+), 14 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index d4519fbd526f..d35d50287a44 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -676,20 +676,20 @@ void amdgpu_mm_wdoorbell64(struct amdgpu_device *adev, u32 index, u64 v) * amdgpu_device_indirect_rreg - read an indirect register * * @adev: amdgpu_device pointer - * @pcie_index: mmio register offset - * @pcie_data: mmio register offset * @reg_addr: indirect register address to read from * * Returns the value of indirect register @reg_addr */ u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev, - u32 pcie_index, u32 pcie_data, u32 reg_addr) { - unsigned long flags; - u32 r; + unsigned long flags, pcie_index, pcie_data; void __iomem *pcie_index_offset; void __iomem *pcie_data_offset; + u32 r; + + pcie_index = adev->nbio.funcs->get_pcie_index_offset(adev); + pcie_data = adev->nbio.funcs->get_pcie_data_offset(adev); spin_lock_irqsave(&adev->pcie_idx_lock, flags); pcie_index_offset = (void __iomem *)adev->rmmio + pcie_index * 4; @@ -707,20 +707,20 @@ u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev, * amdgpu_device_indirect_rreg64 - read a 64bits indirect register * * @adev: amdgpu_device pointer - * @pcie_index: mmio register offset - * @pcie_data: mmio register offset * @reg_addr: indirect register address to read from * * Returns the value of indirect register @reg_addr */ u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev, - u32 pcie_index, u32 pcie_data, u32 reg_addr) { - unsigned long flags; - u64 r; + unsigned long flags, pcie_index, pcie_data; void __iomem *pcie_index_offset; void __iomem *pcie_data_offset; + u64 r; + + pcie_index = adev->nbio.funcs->get_pcie_index_offset(adev); + pcie_data = adev->nbio.funcs->get_pcie_data_offset(adev); spin_lock_irqsave(&adev->pcie_idx_lock, flags); pcie_index_offset = (void __iomem *)adev->rmmio + pcie_index * 4; @@ -750,13 +750,15 @@ u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev, * */ void amdgpu_device_indirect_wreg(struct amdgpu_device *adev, - u32 pcie_index, u32 pcie_data, u32 reg_addr, u32 reg_data) { - unsigned long flags; + unsigned long flags, pcie_index, pcie_data; void __iomem *pcie_index_offset; void __iomem *pcie_data_offset; + pcie_index = adev->nbio.funcs->get_pcie_index_offset(adev); + pcie_data = adev->nbio.funcs->get_pcie_data_offset(adev); + spin_lock_irqsave(&adev->pcie_idx_lock, flags); pcie_index_offset = (void __iomem *)adev->rmmio + pcie_index * 4; pcie_data_offset = (void __iomem *)adev->rmmio + pcie_data * 4; @@ -779,13 +781,15 @@ void amdgpu_device_indirect_wreg(struct amdgpu_device *adev, * */ void amdgpu_device_indirect_wreg64(struct amdgpu_device *adev, - u32 pcie_index, u32 pcie_data, u32 reg_addr, u64 reg_data) { - unsigned long flags; + unsigned long flags, pcie_index, pcie_data; void __iomem *pcie_index_offset; void __iomem *pcie_data_offset; + pcie_index = adev->nbio.funcs->get_pcie_index_offset(adev); + pcie_data = adev->nbio.funcs->get_pcie_data_offset(adev); + spin_lock_irqsave(&adev->pcie_idx_lock, flags); pcie_index_offset = (void __iomem *)adev->rmmio + pcie_index * 4; pcie_data_offset = (void __iomem *)adev->rmmio + pcie_data * 4; -- cgit