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From 5a43334ca3f61f5e4652156a0410c467b6abe81a Mon Sep 17 00:00:00 2001
From: Leo Liu <leo.liu@amd.com>
Date: Fri, 24 May 2019 12:19:00 -0400
Subject: [PATCH 2402/2940] drm/amdgpu/VCN2.0: add direct SRAM read and write
This will be the basic and used for DPG mode
Signed-off-by: Leo Liu <leo.liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: James Zhu <James.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h | 48 +++++++++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
index 7ae7280bac5f..5b38798f8bc3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
@@ -45,6 +45,11 @@
#define VCN_ENC_CMD_REG_WRITE 0x0000000b
#define VCN_ENC_CMD_REG_WAIT 0x0000000c
+#define VCN_VID_SOC_ADDRESS_2_0 0x1fa00
+#define VCN_AON_SOC_ADDRESS_2_0 0x1f800
+#define VCN_VID_IP_ADDRESS_2_0 0x0
+#define VCN_AON_IP_ADDRESS_2_0 0x30000
+
#define RREG32_SOC15_DPG_MODE(ip, inst, reg, mask, sram_sel) \
({ WREG32_SOC15(ip, inst, mmUVD_DPG_LMA_MASK, mask); \
WREG32_SOC15(ip, inst, mmUVD_DPG_LMA_CTL, \
@@ -66,6 +71,49 @@
(sram_sel << UVD_DPG_LMA_CTL__SRAM_SEL__SHIFT)); \
} while (0)
+#define SOC15_DPG_MODE_OFFSET_2_0(ip, inst, reg) \
+ ({ \
+ uint32_t internal_reg_offset, addr; \
+ bool video_range, aon_range; \
+ \
+ addr = (adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg); \
+ addr <<= 2; \
+ video_range = ((((0xFFFFF & addr) >= (VCN_VID_SOC_ADDRESS_2_0)) && \
+ ((0xFFFFF & addr) < ((VCN_VID_SOC_ADDRESS_2_0 + 0x2600))))); \
+ aon_range = ((((0xFFFFF & addr) >= (VCN_AON_SOC_ADDRESS_2_0)) && \
+ ((0xFFFFF & addr) < ((VCN_AON_SOC_ADDRESS_2_0 + 0x600))))); \
+ if (video_range) \
+ internal_reg_offset = ((0xFFFFF & addr) - (VCN_VID_SOC_ADDRESS_2_0) + \
+ (VCN_VID_IP_ADDRESS_2_0)); \
+ else if (aon_range) \
+ internal_reg_offset = ((0xFFFFF & addr) - (VCN_AON_SOC_ADDRESS_2_0) + \
+ (VCN_AON_IP_ADDRESS_2_0)); \
+ else \
+ internal_reg_offset = (0xFFFFF & addr); \
+ \
+ internal_reg_offset >>= 2; \
+ })
+
+#define RREG32_SOC15_DPG_MODE_2_0(offset, mask_en) \
+ ({ \
+ WREG32_SOC15(VCN, 0, mmUVD_DPG_LMA_CTL, \
+ (0x0 << UVD_DPG_LMA_CTL__READ_WRITE__SHIFT | \
+ mask_en << UVD_DPG_LMA_CTL__MASK_EN__SHIFT | \
+ offset << UVD_DPG_LMA_CTL__READ_WRITE_ADDR__SHIFT)); \
+ RREG32_SOC15(VCN, 0, mmUVD_DPG_LMA_DATA); \
+ })
+
+#define WREG32_SOC15_DPG_MODE_2_0(offset, value, mask_en, indirect) \
+ do { \
+ if (!indirect) { \
+ WREG32_SOC15(VCN, 0, mmUVD_DPG_LMA_DATA, value); \
+ WREG32_SOC15(VCN, 0, mmUVD_DPG_LMA_CTL, \
+ (0x1 << UVD_DPG_LMA_CTL__READ_WRITE__SHIFT | \
+ mask_en << UVD_DPG_LMA_CTL__MASK_EN__SHIFT | \
+ offset << UVD_DPG_LMA_CTL__READ_WRITE_ADDR__SHIFT)); \
+ } \
+ } while (0)
+
enum engine_status_constants {
UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON = 0x2AAAA0,
UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON_2_0 = 0xAAAA0,
--
2.17.1
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