drm/amdgpu: add nbio 7.11 callback for VPE

Add nbio callback to configure doorbell settings.

Signed-off-by: Lang Yu <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_11.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_11.c
index 7c08e5f95e97a300e795d46bf93f05ed7f8c0792..5318f9c269c97c2820d02885afa823c4260513f5 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_11.c
+++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_11.c
@@ -79,6 +79,29 @@ static void nbio_v7_11_sdma_doorbell_range(struct amdgpu_device *adev, int insta
        WREG32_PCIE_PORT(reg, doorbell_range);
 }
 
+static void nbio_v7_11_vpe_doorbell_range(struct amdgpu_device *adev, int instance,
+                                         bool use_doorbell, int doorbell_index,
+                                         int doorbell_size)
+{
+       u32 reg = SOC15_REG_OFFSET(NBIO, 0, regGDC0_BIF_VPE_DOORBELL_RANGE);
+       u32 doorbell_range = RREG32_PCIE_PORT(reg);
+
+       if (use_doorbell) {
+               doorbell_range = REG_SET_FIELD(doorbell_range,
+                                              GDC0_BIF_VPE_DOORBELL_RANGE,
+                                              OFFSET, doorbell_index);
+               doorbell_range = REG_SET_FIELD(doorbell_range,
+                                              GDC0_BIF_VPE_DOORBELL_RANGE,
+                                              SIZE, doorbell_size);
+       } else {
+               doorbell_range = REG_SET_FIELD(doorbell_range,
+                                              GDC0_BIF_VPE_DOORBELL_RANGE,
+                                              SIZE, 0);
+       }
+
+       WREG32_PCIE_PORT(reg, doorbell_range);
+}
+
 static void nbio_v7_11_enable_doorbell_aperture(struct amdgpu_device *adev,
                                               bool enable)
 {
@@ -235,6 +258,7 @@ const struct amdgpu_nbio_funcs nbio_v7_11_funcs = {
        .mc_access_enable = nbio_v7_11_mc_access_enable,
        .get_memsize = nbio_v7_11_get_memsize,
        .sdma_doorbell_range = nbio_v7_11_sdma_doorbell_range,
+       .vpe_doorbell_range = nbio_v7_11_vpe_doorbell_range,
        .enable_doorbell_aperture = nbio_v7_11_enable_doorbell_aperture,
        .enable_doorbell_selfring_aperture = nbio_v7_11_enable_doorbell_selfring_aperture,
        .ih_doorbell_range = nbio_v7_11_ih_doorbell_range,