Add uvd indirect method to register access block and replace the
existing calls from adev.

Signed-off-by: Lijo Lazar <[email protected]>
Reviewed-by: Hawking Zhang <[email protected]>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu.h           | 10 +++-----
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c    |  3 ---
 .../gpu/drm/amd/amdgpu/amdgpu_reg_access.c    | 25 +++++++++++++++++++
 .../gpu/drm/amd/amdgpu/amdgpu_reg_access.h    |  3 +++
 drivers/gpu/drm/amd/amdgpu/cik.c              | 12 ++++-----
 drivers/gpu/drm/amd/amdgpu/nv.c               |  4 ---
 drivers/gpu/drm/amd/amdgpu/si.c               | 12 ++++-----
 drivers/gpu/drm/amd/amdgpu/soc15.c            | 12 ++++-----
 drivers/gpu/drm/amd/amdgpu/soc21.c            |  4 ---
 drivers/gpu/drm/amd/amdgpu/soc24.c            |  2 --
 drivers/gpu/drm/amd/amdgpu/soc_v1_0.c         |  2 --
 drivers/gpu/drm/amd/amdgpu/vi.c               | 12 ++++-----
 12 files changed, 55 insertions(+), 46 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h 
b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 9de738600a64..b2b250308cb1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -905,11 +905,7 @@ struct amdgpu_device {
        amdgpu_rreg64_t                 pcie_rreg64;
        amdgpu_wreg64_t                 pcie_wreg64;
        amdgpu_rreg64_ext_t                     pcie_rreg64_ext;
-       amdgpu_wreg64_ext_t                     pcie_wreg64_ext;
-       /* protects concurrent UVD register access */
-       spinlock_t uvd_ctx_idx_lock;
-       amdgpu_rreg_t                   uvd_ctx_rreg;
-       amdgpu_wreg_t                   uvd_ctx_wreg;
+       amdgpu_wreg64_ext_t pcie_wreg64_ext;
        /* protects concurrent DIDT register access */
        spinlock_t didt_idx_lock;
        amdgpu_rreg_t                   didt_rreg;
@@ -1324,8 +1320,8 @@ int emu_soc_asic_init(struct amdgpu_device *adev);
 #define WREG64_PCIE_EXT(reg, v) adev->pcie_wreg64_ext(adev, (reg), (v))
 #define RREG32_SMC(reg) amdgpu_reg_smc_rd32(adev, (reg))
 #define WREG32_SMC(reg, v) amdgpu_reg_smc_wr32(adev, (reg), (v))
-#define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
-#define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
+#define RREG32_UVD_CTX(reg) amdgpu_reg_uvd_ctx_rd32(adev, (reg))
+#define WREG32_UVD_CTX(reg, v) amdgpu_reg_uvd_ctx_wr32(adev, (reg), (v))
 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 10ab72a12ec2..649c79acbbd9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3861,8 +3861,6 @@ int amdgpu_device_init(struct amdgpu_device *adev,
        adev->pcie_wreg64 = &amdgpu_invalid_wreg64;
        adev->pcie_rreg64_ext = &amdgpu_invalid_rreg64_ext;
        adev->pcie_wreg64_ext = &amdgpu_invalid_wreg64_ext;
-       adev->uvd_ctx_rreg = &amdgpu_invalid_rreg;
-       adev->uvd_ctx_wreg = &amdgpu_invalid_wreg;
        adev->didt_rreg = &amdgpu_invalid_rreg;
        adev->didt_wreg = &amdgpu_invalid_wreg;
        adev->gc_cac_rreg = &amdgpu_invalid_rreg;
@@ -3914,7 +3912,6 @@ int amdgpu_device_init(struct amdgpu_device *adev,
 
        spin_lock_init(&adev->mmio_idx_lock);
        spin_lock_init(&adev->pcie_idx_lock);
-       spin_lock_init(&adev->uvd_ctx_idx_lock);
        spin_lock_init(&adev->didt_idx_lock);
        spin_lock_init(&adev->gc_cac_idx_lock);
        spin_lock_init(&adev->se_cac_idx_lock);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_reg_access.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_reg_access.c
index 5debc5c39101..1f5d6be9a0fd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_reg_access.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_reg_access.c
@@ -38,6 +38,10 @@ void amdgpu_reg_access_init(struct amdgpu_device *adev)
        spin_lock_init(&adev->reg.smc.lock);
        adev->reg.smc.rreg = NULL;
        adev->reg.smc.wreg = NULL;
+
+       spin_lock_init(&adev->reg.uvd_ctx.lock);
+       adev->reg.uvd_ctx.rreg = NULL;
+       adev->reg.uvd_ctx.wreg = NULL;
 }
 
 uint32_t amdgpu_reg_smc_rd32(struct amdgpu_device *adev, uint32_t reg)
@@ -58,6 +62,27 @@ void amdgpu_reg_smc_wr32(struct amdgpu_device *adev, 
uint32_t reg, uint32_t v)
        adev->reg.smc.wreg(adev, reg, v);
 }
 
+uint32_t amdgpu_reg_uvd_ctx_rd32(struct amdgpu_device *adev, uint32_t reg)
+{
+       if (!adev->reg.uvd_ctx.rreg) {
+               dev_err_once(adev->dev,
+                            "UVD_CTX register read not supported\n");
+               return 0;
+       }
+       return adev->reg.uvd_ctx.rreg(adev, reg);
+}
+
+void amdgpu_reg_uvd_ctx_wr32(struct amdgpu_device *adev, uint32_t reg,
+                            uint32_t v)
+{
+       if (!adev->reg.uvd_ctx.wreg) {
+               dev_err_once(adev->dev,
+                            "UVD_CTX register write not supported\n");
+               return;
+       }
+       adev->reg.uvd_ctx.wreg(adev, reg, v);
+}
+
 /*
  * register access helper functions.
  */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_reg_access.h 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_reg_access.h
index 225d89eabed5..0d66a13c8d5c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_reg_access.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_reg_access.h
@@ -40,11 +40,14 @@ struct amdgpu_reg_ind {
 
 struct amdgpu_reg_access {
        struct amdgpu_reg_ind smc;
+       struct amdgpu_reg_ind uvd_ctx;
 };
 
 void amdgpu_reg_access_init(struct amdgpu_device *adev);
 uint32_t amdgpu_reg_smc_rd32(struct amdgpu_device *adev, uint32_t reg);
 void amdgpu_reg_smc_wr32(struct amdgpu_device *adev, uint32_t reg, uint32_t v);
+uint32_t amdgpu_reg_uvd_ctx_rd32(struct amdgpu_device *adev, uint32_t reg);
+void amdgpu_reg_uvd_ctx_wr32(struct amdgpu_device *adev, uint32_t reg, 
uint32_t v);
 
 typedef uint32_t (*amdgpu_rreg_ext_t)(struct amdgpu_device *, uint64_t);
 typedef void (*amdgpu_wreg_ext_t)(struct amdgpu_device *, uint64_t, uint32_t);
diff --git a/drivers/gpu/drm/amd/amdgpu/cik.c b/drivers/gpu/drm/amd/amdgpu/cik.c
index cd5cd5da4d47..342a496b6020 100644
--- a/drivers/gpu/drm/amd/amdgpu/cik.c
+++ b/drivers/gpu/drm/amd/amdgpu/cik.c
@@ -201,10 +201,10 @@ static u32 cik_uvd_ctx_rreg(struct amdgpu_device *adev, 
u32 reg)
        unsigned long flags;
        u32 r;
 
-       spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
+       spin_lock_irqsave(&adev->reg.uvd_ctx.lock, flags);
        WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
        r = RREG32(mmUVD_CTX_DATA);
-       spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
+       spin_unlock_irqrestore(&adev->reg.uvd_ctx.lock, flags);
        return r;
 }
 
@@ -212,10 +212,10 @@ static void cik_uvd_ctx_wreg(struct amdgpu_device *adev, 
u32 reg, u32 v)
 {
        unsigned long flags;
 
-       spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
+       spin_lock_irqsave(&adev->reg.uvd_ctx.lock, flags);
        WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
        WREG32(mmUVD_CTX_DATA, (v));
-       spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
+       spin_unlock_irqrestore(&adev->reg.uvd_ctx.lock, flags);
 }
 
 static u32 cik_didt_rreg(struct amdgpu_device *adev, u32 reg)
@@ -1988,8 +1988,8 @@ static int cik_common_early_init(struct amdgpu_ip_block 
*ip_block)
        adev->reg.smc.wreg = cik_smc_wreg;
        adev->pcie_rreg = &cik_pcie_rreg;
        adev->pcie_wreg = &cik_pcie_wreg;
-       adev->uvd_ctx_rreg = &cik_uvd_ctx_rreg;
-       adev->uvd_ctx_wreg = &cik_uvd_ctx_wreg;
+       adev->reg.uvd_ctx.rreg = &cik_uvd_ctx_rreg;
+       adev->reg.uvd_ctx.wreg = &cik_uvd_ctx_wreg;
        adev->didt_rreg = &cik_didt_rreg;
        adev->didt_wreg = &cik_didt_wreg;
 
diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
index 2e7cd27e45c9..d0bc2dcd3066 100644
--- a/drivers/gpu/drm/amd/amdgpu/nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/nv.c
@@ -642,10 +642,6 @@ static int nv_common_early_init(struct amdgpu_ip_block 
*ip_block)
        adev->pciep_rreg = amdgpu_device_pcie_port_rreg;
        adev->pciep_wreg = amdgpu_device_pcie_port_wreg;
 
-       /* TODO: will add them during VCN v2 implementation */
-       adev->uvd_ctx_rreg = NULL;
-       adev->uvd_ctx_wreg = NULL;
-
        adev->didt_rreg = &nv_didt_rreg;
        adev->didt_wreg = &nv_didt_wreg;
 
diff --git a/drivers/gpu/drm/amd/amdgpu/si.c b/drivers/gpu/drm/amd/amdgpu/si.c
index cbdf8a1c6511..bbf352ce8a64 100644
--- a/drivers/gpu/drm/amd/amdgpu/si.c
+++ b/drivers/gpu/drm/amd/amdgpu/si.c
@@ -1099,10 +1099,10 @@ 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);
+       spin_lock_irqsave(&adev->reg.uvd_ctx.lock, flags);
        WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
        r = RREG32(mmUVD_CTX_DATA);
-       spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
+       spin_unlock_irqrestore(&adev->reg.uvd_ctx.lock, flags);
        return r;
 }
 
@@ -1110,10 +1110,10 @@ 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);
+       spin_lock_irqsave(&adev->reg.uvd_ctx.lock, flags);
        WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
        WREG32(mmUVD_CTX_DATA, (v));
-       spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
+       spin_unlock_irqrestore(&adev->reg.uvd_ctx.lock, flags);
 }
 
 static struct amdgpu_allowed_register_entry si_allowed_read_registers[] = {
@@ -2043,8 +2043,8 @@ static int si_common_early_init(struct amdgpu_ip_block 
*ip_block)
        adev->pcie_wreg = &si_pcie_wreg;
        adev->pciep_rreg = &si_pciep_rreg;
        adev->pciep_wreg = &si_pciep_wreg;
-       adev->uvd_ctx_rreg = si_uvd_ctx_rreg;
-       adev->uvd_ctx_wreg = si_uvd_ctx_wreg;
+       adev->reg.uvd_ctx.rreg = &si_uvd_ctx_rreg;
+       adev->reg.uvd_ctx.wreg = &si_uvd_ctx_wreg;
        adev->didt_rreg = NULL;
        adev->didt_wreg = NULL;
 
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c 
b/drivers/gpu/drm/amd/amdgpu/soc15.c
index e310b7c8bf1e..72b5cab002d8 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -245,10 +245,10 @@ static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, 
u32 reg)
        address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
        data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
 
-       spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
+       spin_lock_irqsave(&adev->reg.uvd_ctx.lock, flags);
        WREG32(address, ((reg) & 0x1ff));
        r = RREG32(data);
-       spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
+       spin_unlock_irqrestore(&adev->reg.uvd_ctx.lock, flags);
        return r;
 }
 
@@ -259,10 +259,10 @@ static void soc15_uvd_ctx_wreg(struct amdgpu_device 
*adev, u32 reg, u32 v)
        address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
        data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
 
-       spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
+       spin_lock_irqsave(&adev->reg.uvd_ctx.lock, flags);
        WREG32(address, ((reg) & 0x1ff));
        WREG32(data, (v));
-       spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
+       spin_unlock_irqrestore(&adev->reg.uvd_ctx.lock, flags);
 }
 
 static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg)
@@ -969,8 +969,8 @@ static int soc15_common_early_init(struct amdgpu_ip_block 
*ip_block)
        adev->pcie_wreg64 = &amdgpu_device_indirect_wreg64;
        adev->pcie_rreg64_ext = &amdgpu_device_indirect_rreg64_ext;
        adev->pcie_wreg64_ext = &amdgpu_device_indirect_wreg64_ext;
-       adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
-       adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
+       adev->reg.uvd_ctx.rreg = &soc15_uvd_ctx_rreg;
+       adev->reg.uvd_ctx.wreg = &soc15_uvd_ctx_wreg;
        adev->didt_rreg = &soc15_didt_rreg;
        adev->didt_wreg = &soc15_didt_wreg;
        adev->gc_cac_rreg = &soc15_gc_cac_rreg;
diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c 
b/drivers/gpu/drm/amd/amdgpu/soc21.c
index 9d683ab74c41..ddf4c422905c 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc21.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc21.c
@@ -589,10 +589,6 @@ static int soc21_common_early_init(struct amdgpu_ip_block 
*ip_block)
        adev->pciep_rreg = amdgpu_device_pcie_port_rreg;
        adev->pciep_wreg = amdgpu_device_pcie_port_wreg;
 
-       /* TODO: will add them during VCN v2 implementation */
-       adev->uvd_ctx_rreg = NULL;
-       adev->uvd_ctx_wreg = NULL;
-
        adev->didt_rreg = &soc21_didt_rreg;
        adev->didt_wreg = &soc21_didt_wreg;
 
diff --git a/drivers/gpu/drm/amd/amdgpu/soc24.c 
b/drivers/gpu/drm/amd/amdgpu/soc24.c
index 867cc4fdc98f..d4f3df165090 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc24.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc24.c
@@ -368,8 +368,6 @@ static int soc24_common_early_init(struct amdgpu_ip_block 
*ip_block)
        adev->pcie_wreg64 = &amdgpu_device_indirect_wreg64;
        adev->pciep_rreg = amdgpu_device_pcie_port_rreg;
        adev->pciep_wreg = amdgpu_device_pcie_port_wreg;
-       adev->uvd_ctx_rreg = NULL;
-       adev->uvd_ctx_wreg = NULL;
        adev->didt_rreg = NULL;
        adev->didt_wreg = NULL;
 
diff --git a/drivers/gpu/drm/amd/amdgpu/soc_v1_0.c 
b/drivers/gpu/drm/amd/amdgpu/soc_v1_0.c
index f8a49424adeb..6439b09656bf 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc_v1_0.c
@@ -260,8 +260,6 @@ static int soc_v1_0_common_early_init(struct 
amdgpu_ip_block *ip_block)
        adev->pciep_wreg = amdgpu_device_pcie_port_wreg;
        adev->pcie_rreg64_ext = &amdgpu_device_indirect_rreg64_ext;
        adev->pcie_wreg64_ext = &amdgpu_device_indirect_wreg64_ext;
-       adev->uvd_ctx_rreg = NULL;
-       adev->uvd_ctx_wreg = NULL;
        adev->didt_rreg = NULL;
        adev->didt_wreg = NULL;
 
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index 925cc275fe84..7d3b331d9217 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -372,10 +372,10 @@ static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, 
u32 reg)
        unsigned long flags;
        u32 r;
 
-       spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
+       spin_lock_irqsave(&adev->reg.uvd_ctx.lock, flags);
        WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
        r = RREG32(mmUVD_CTX_DATA);
-       spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
+       spin_unlock_irqrestore(&adev->reg.uvd_ctx.lock, flags);
        return r;
 }
 
@@ -383,10 +383,10 @@ static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, 
u32 reg, u32 v)
 {
        unsigned long flags;
 
-       spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
+       spin_lock_irqsave(&adev->reg.uvd_ctx.lock, flags);
        WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
        WREG32(mmUVD_CTX_DATA, (v));
-       spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
+       spin_unlock_irqrestore(&adev->reg.uvd_ctx.lock, flags);
 }
 
 static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
@@ -1462,8 +1462,8 @@ static int vi_common_early_init(struct amdgpu_ip_block 
*ip_block)
        }
        adev->pcie_rreg = &vi_pcie_rreg;
        adev->pcie_wreg = &vi_pcie_wreg;
-       adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
-       adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
+       adev->reg.uvd_ctx.rreg = &vi_uvd_ctx_rreg;
+       adev->reg.uvd_ctx.wreg = &vi_uvd_ctx_wreg;
        adev->didt_rreg = &vi_didt_rreg;
        adev->didt_wreg = &vi_didt_wreg;
        adev->gc_cac_rreg = &vi_gc_cac_rreg;
-- 
2.49.0

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