Commit 80533a85 authored by Sonny Jiang's avatar Sonny Jiang Committed by Alex Deucher

drm amdgpu: SI UVD context rreg/wreg

Implement SI uvd_ctx_rreg/wreg functions.
Signed-off-by: default avatarSonny Jiang <sonny.jiang@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent b38f3e80
...@@ -974,6 +974,28 @@ static void si_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v) ...@@ -974,6 +974,28 @@ static void si_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
spin_unlock_irqrestore(&adev->smc_idx_lock, flags); spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
} }
static u32 si_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
{
unsigned long flags;
u32 r;
spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
r = RREG32(mmUVD_CTX_DATA);
spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
return r;
}
static void si_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
{
unsigned long flags;
spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
WREG32(mmUVD_CTX_DATA, (v));
spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
}
static struct amdgpu_allowed_register_entry si_allowed_read_registers[] = { static struct amdgpu_allowed_register_entry si_allowed_read_registers[] = {
{GRBM_STATUS}, {GRBM_STATUS},
{mmGRBM_STATUS2}, {mmGRBM_STATUS2},
...@@ -1444,8 +1466,8 @@ static int si_common_early_init(void *handle) ...@@ -1444,8 +1466,8 @@ static int si_common_early_init(void *handle)
adev->pcie_wreg = &si_pcie_wreg; adev->pcie_wreg = &si_pcie_wreg;
adev->pciep_rreg = &si_pciep_rreg; adev->pciep_rreg = &si_pciep_rreg;
adev->pciep_wreg = &si_pciep_wreg; adev->pciep_wreg = &si_pciep_wreg;
adev->uvd_ctx_rreg = NULL; adev->uvd_ctx_rreg = si_uvd_ctx_rreg;
adev->uvd_ctx_wreg = NULL; adev->uvd_ctx_wreg = si_uvd_ctx_wreg;
adev->didt_rreg = NULL; adev->didt_rreg = NULL;
adev->didt_wreg = NULL; adev->didt_wreg = NULL;
......
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