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path: root/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c42
1 files changed, 28 insertions, 14 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c
index d34628e113fc..1569a1e934ec 100644
--- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c
@@ -21,7 +21,6 @@
*
*/
#include "amdgpu.h"
-#include "amdgpu_atombios.h"
#include "nbio_v7_0.h"
#include "nbio/nbio_7_0_default.h"
@@ -43,7 +42,7 @@ static void nbio_v7_0_remap_hdp_registers(struct amdgpu_device *adev)
static u32 nbio_v7_0_get_rev_id(struct amdgpu_device *adev)
{
- u32 tmp = RREG32_SOC15(NBIO, 0, mmRCC_DEV0_EPF0_STRAP0);
+ u32 tmp = RREG32_SOC15(NBIO, 0, mmRCC_DEV0_EPF0_STRAP0);
tmp &= RCC_DEV0_EPF0_STRAP0__STRAP_ATI_REV_ID_DEV0_F0_MASK;
tmp >>= RCC_DEV0_EPF0_STRAP0__STRAP_ATI_REV_ID_DEV0_F0__SHIFT;
@@ -60,15 +59,6 @@ static void nbio_v7_0_mc_access_enable(struct amdgpu_device *adev, bool enable)
WREG32_SOC15(NBIO, 0, mmBIF_FB_EN, 0);
}
-static void nbio_v7_0_hdp_flush(struct amdgpu_device *adev,
- struct amdgpu_ring *ring)
-{
- if (!ring || !ring->funcs->emit_wreg)
- WREG32_NO_KIQ((adev->rmmio_remap.reg_offset + KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL) >> 2, 0);
- else
- amdgpu_ring_emit_wreg(ring, (adev->rmmio_remap.reg_offset + KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL) >> 2, 0);
-}
-
static u32 nbio_v7_0_get_memsize(struct amdgpu_device *adev)
{
return RREG32_SOC15(NBIO, 0, mmRCC_CONFIG_MEMSIZE);
@@ -126,7 +116,7 @@ static void nbio_v7_0_enable_doorbell_selfring_aperture(struct amdgpu_device *ad
static void nbio_v7_0_ih_doorbell_range(struct amdgpu_device *adev,
bool use_doorbell, int doorbell_index)
{
- u32 ih_doorbell_range = RREG32_SOC15(NBIO, 0 , mmBIF_IH_DOORBELL_RANGE);
+ u32 ih_doorbell_range = RREG32_SOC15(NBIO, 0, mmBIF_IH_DOORBELL_RANGE);
if (use_doorbell) {
ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range, BIF_IH_DOORBELL_RANGE, OFFSET, doorbell_index);
@@ -214,7 +204,7 @@ static void nbio_v7_0_update_medium_grain_light_sleep(struct amdgpu_device *adev
}
static void nbio_v7_0_get_clockgating_state(struct amdgpu_device *adev,
- u32 *flags)
+ u64 *flags)
{
int data;
@@ -280,9 +270,33 @@ const struct nbio_hdp_flush_reg nbio_v7_0_hdp_flush_reg = {
.ref_and_mask_sdma1 = GPU_HDP_FLUSH_DONE__SDMA1_MASK,
};
+#define regRCC_DEV0_EPF6_STRAP4 0xd304
+#define regRCC_DEV0_EPF6_STRAP4_BASE_IDX 5
+
static void nbio_v7_0_init_registers(struct amdgpu_device *adev)
{
+ uint32_t data;
+ switch (amdgpu_ip_version(adev, NBIO_HWIP, 0)) {
+ case IP_VERSION(2, 5, 0):
+ data = RREG32_SOC15(NBIO, 0, regRCC_DEV0_EPF6_STRAP4) & ~BIT(23);
+ WREG32_SOC15(NBIO, 0, regRCC_DEV0_EPF6_STRAP4, data);
+ break;
+ }
+}
+
+#define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
+
+static void nbio_v7_0_set_reg_remap(struct amdgpu_device *adev)
+{
+ if (!amdgpu_sriov_vf(adev) && (PAGE_SIZE <= 4096)) {
+ adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
+ adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
+ } else {
+ adev->rmmio_remap.reg_offset =
+ SOC15_REG_OFFSET(NBIO, 0, mmHDP_MEM_COHERENCY_FLUSH_CNTL) << 2;
+ adev->rmmio_remap.bus_addr = 0;
+ }
}
const struct amdgpu_nbio_funcs nbio_v7_0_funcs = {
@@ -292,7 +306,6 @@ const struct amdgpu_nbio_funcs nbio_v7_0_funcs = {
.get_pcie_data_offset = nbio_v7_0_get_pcie_data_offset,
.get_rev_id = nbio_v7_0_get_rev_id,
.mc_access_enable = nbio_v7_0_mc_access_enable,
- .hdp_flush = nbio_v7_0_hdp_flush,
.get_memsize = nbio_v7_0_get_memsize,
.sdma_doorbell_range = nbio_v7_0_sdma_doorbell_range,
.vcn_doorbell_range = nbio_v7_0_vcn_doorbell_range,
@@ -305,4 +318,5 @@ const struct amdgpu_nbio_funcs nbio_v7_0_funcs = {
.ih_control = nbio_v7_0_ih_control,
.init_registers = nbio_v7_0_init_registers,
.remap_hdp_registers = nbio_v7_0_remap_hdp_registers,
+ .set_reg_remap = nbio_v7_0_set_reg_remap,
};