[PATCH 1/5] drm/amdgpu: Dynamic initialize IP base offset
Shaoyun Liu
Shaoyun.Liu at amd.com
Wed Nov 29 19:09:15 UTC 2017
Change-Id: I84217de7c188f8886383500da3c91e488086586b
Signed-off-by: Shaoyun Liu <Shaoyun.Liu at amd.com>
---
drivers/gpu/drm/amd/amdgpu/Makefile | 2 +-
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 27 ++++++++++++++
drivers/gpu/drm/amd/amdgpu/soc15.c | 10 +++++
drivers/gpu/drm/amd/amdgpu/soc15.h | 2 +
drivers/gpu/drm/amd/amdgpu/vega10_reg_init.c | 56 ++++++++++++++++++++++++++++
5 files changed, 96 insertions(+), 1 deletion(-)
create mode 100644 drivers/gpu/drm/amd/amdgpu/vega10_reg_init.c
diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile
index f864570..6bb231c 100644
--- a/drivers/gpu/drm/amd/amdgpu/Makefile
+++ b/drivers/gpu/drm/amd/amdgpu/Makefile
@@ -41,7 +41,7 @@ amdgpu-$(CONFIG_DRM_AMDGPU_CIK)+= cik.o cik_ih.o kv_smc.o kv_dpm.o \
amdgpu-$(CONFIG_DRM_AMDGPU_SI)+= si.o gmc_v6_0.o gfx_v6_0.o si_ih.o si_dma.o dce_v6_0.o si_dpm.o si_smc.o
amdgpu-y += \
- vi.o mxgpu_vi.o nbio_v6_1.o soc15.o mxgpu_ai.o nbio_v7_0.o
+ vi.o mxgpu_vi.o nbio_v6_1.o soc15.o mxgpu_ai.o nbio_v7_0.o vega10_reg_init.o
# add GMC block
amdgpu-y += \
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 71620fc..1625e41 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1438,6 +1438,30 @@ struct amdgpu_fw_vram_usage {
typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
+/* Define the HW IP blocks will be used in driver , add more if necessary */
+enum amd_hw_ip_block_type {
+ GC_HWIP = 1,
+ HDP_HWIP,
+ SDMA0_HWIP,
+ SDMA1_HWIP,
+ MMHUB_HWIP,
+ ATHUB_HWIP,
+ NBIO_HWIP,
+ MP0_HWIP,
+ UVD_HWIP,
+ VCN_HWIP = UVD_HWIP,
+ VCE_HWIP,
+ DF_HWIP,
+ DCE_HWIP,
+ OSSSYS_HWIP,
+ SMUIO_HWIP,
+ PWR_HWIP,
+ NBIF_HWIP,
+ MAX_HWIP
+};
+
+#define HWIP_MAX_INSTANCE 6
+
struct amd_powerplay {
struct cgs_device *cgs_device;
void *pp_handle;
@@ -1630,6 +1654,9 @@ struct amdgpu_device {
/* amdkfd interface */
struct kfd_dev *kfd;
+ /* soc15 register offset based on ip, instance and segment */
+ uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
+
/* delayed work_func for deferring clockgating during resume */
struct delayed_work late_init_work;
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index f134ca0..7c88bcb 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -516,6 +516,16 @@ static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev,
int soc15_set_ip_blocks(struct amdgpu_device *adev)
{
+ /* Set IP register base before any HW register access */
+ switch (adev->asic_type) {
+ case CHIP_VEGA10:
+ case CHIP_RAVEN:
+ vega10_reg_base_init(adev);
+ break;
+ default:
+ return -EINVAL;
+ }
+
nbio_v6_1_detect_hw_virt(adev);
if (amdgpu_sriov_vf(adev))
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.h b/drivers/gpu/drm/amd/amdgpu/soc15.h
index acb3cdb..c34496f 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.h
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.h
@@ -33,4 +33,6 @@ void soc15_grbm_select(struct amdgpu_device *adev,
u32 me, u32 pipe, u32 queue, u32 vmid);
int soc15_set_ip_blocks(struct amdgpu_device *adev);
+int vega10_reg_base_init(struct amdgpu_device *adev);
+
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/vega10_reg_init.c b/drivers/gpu/drm/amd/amdgpu/vega10_reg_init.c
new file mode 100644
index 0000000..b7bdd04
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/vega10_reg_init.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2017 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+#include "amdgpu.h"
+#include "soc15.h"
+
+#include "soc15_common.h"
+#include "soc15ip.h"
+
+int vega10_reg_base_init(struct amdgpu_device *adev)
+{
+ /* HW has more IP blocks, only initialized the blocke beend by our driver */
+ uint32_t i;
+ for (i = 0 ; i < MAX_INSTANCE ; ++i) {
+ adev->reg_offset[GC_HWIP][i] = (uint32_t *)(&(GC_BASE.instance[i]));
+ adev->reg_offset[HDP_HWIP][i] = (uint32_t *)(&(HDP_BASE.instance[i]));
+ adev->reg_offset[MMHUB_HWIP][i] = (uint32_t *)(&(MMHUB_BASE.instance[i]));
+ adev->reg_offset[ATHUB_HWIP][i] = (uint32_t *)(&(ATHUB_BASE.instance[i]));
+ adev->reg_offset[NBIO_HWIP][i] = (uint32_t *)(&(NBIO_BASE.instance[i]));
+ adev->reg_offset[MP0_HWIP][i] = (uint32_t *)(&(MP0_BASE.instance[i]));
+ adev->reg_offset[UVD_HWIP][i] = (uint32_t *)(&(UVD_BASE.instance[i]));
+ adev->reg_offset[VCE_HWIP][i] = (uint32_t *)(&(VCE_BASE.instance[i]));
+ adev->reg_offset[VCN_HWIP][i] = (uint32_t *)(&(VCN_BASE.instance[i]));
+ adev->reg_offset[DF_HWIP][i] = (uint32_t *)(&(DF_BASE.instance[i]));
+ adev->reg_offset[DCE_HWIP][i] = (uint32_t *)(&(DCE_BASE.instance[i]));
+ adev->reg_offset[OSSSYS_HWIP][i] = (uint32_t *)(&(OSSSYS_BASE.instance[i]));
+ adev->reg_offset[SDMA0_HWIP][i] = (uint32_t *)(&(SDMA0_BASE.instance[i]));
+ adev->reg_offset[SDMA1_HWIP][i] = (uint32_t *)(&(SDMA1_BASE.instance[i]));
+ adev->reg_offset[SMUIO_HWIP][i] = (uint32_t *)(&(SMUIO_BASE.instance[i]));
+ adev->reg_offset[PWR_HWIP][i] = (uint32_t *)(&(PWR_BASE.instance[i]));
+ adev->reg_offset[NBIF_HWIP][i] = (uint32_t *)(&(NBIF_BASE.instance[i]));
+
+ }
+ return 0;
+}
+
+
--
1.9.1
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