1. expand rlcg interface for gc & mmhub indirect access 2. add rlcg interface for no kiq
Signed-off-by: Peng Ju Zhou <[email protected]> --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.h | 3 +- drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 131 ++++++++++++++++++--- drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 2 +- drivers/gpu/drm/amd/amdgpu/soc15_common.h | 75 ++++++------ 5 files changed, 150 insertions(+), 63 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 060d0ae99453..438e2f732377 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -490,7 +490,7 @@ void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev, adev->gfx.rlc.funcs && adev->gfx.rlc.funcs->is_rlcg_access_range) { if (adev->gfx.rlc.funcs->is_rlcg_access_range(adev, reg)) - return adev->gfx.rlc.funcs->rlcg_wreg(adev, reg, v); + return adev->gfx.rlc.funcs->rlcg_wreg(adev, reg, v, 0); } else { writel(v, ((void __iomem *)adev->rmmio) + (reg * 4)); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.h index aeaaae713c59..4fc2ce8ce8ab 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.h @@ -127,7 +127,8 @@ struct amdgpu_rlc_funcs { void (*reset)(struct amdgpu_device *adev); void (*start)(struct amdgpu_device *adev); void (*update_spm_vmid)(struct amdgpu_device *adev, unsigned vmid); - void (*rlcg_wreg)(struct amdgpu_device *adev, u32 offset, u32 v); + void (*rlcg_wreg)(struct amdgpu_device *adev, u32 offset, u32 v, u32 flag); + u32 (*rlcg_rreg)(struct amdgpu_device *adev, u32 offset, u32 flag); bool (*is_rlcg_access_range)(struct amdgpu_device *adev, uint32_t reg); }; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index b4fd0394cd08..85a6a10e048f 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -177,6 +177,11 @@ #define mmGC_THROTTLE_CTRL_Sienna_Cichlid 0x2030 #define mmGC_THROTTLE_CTRL_Sienna_Cichlid_BASE_IDX 0 +#define GFX_RLCG_GC_WRITE_OLD (0x8 << 28) +#define GFX_RLCG_GC_WRITE (0x0 << 28) +#define GFX_RLCG_GC_READ (0x1 << 28) +#define GFX_RLCG_MMHUB_WRITE (0x2 << 28) + MODULE_FIRMWARE("amdgpu/navi10_ce.bin"); MODULE_FIRMWARE("amdgpu/navi10_pfp.bin"); MODULE_FIRMWARE("amdgpu/navi10_me.bin"); @@ -1422,38 +1427,127 @@ static const struct soc15_reg_golden golden_settings_gc_10_1_2[] = SOC15_REG_GOLDEN_VALUE(GC, 0, mmUTCL1_CTRL, 0xffffffff, 0x00800000) }; -static void gfx_v10_rlcg_wreg(struct amdgpu_device *adev, u32 offset, u32 v) +static bool gfx_v10_is_rlcg_rw(struct amdgpu_device *adev, u32 offset, uint32_t *flag, bool write) +{ + /* always programed by rlcg, only for gc */ + if (offset == SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_ADDR_HI) || + offset == SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_ADDR_LO) || + offset == SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_LENGTH) || + offset == SOC15_REG_OFFSET(GC, 0, mmGRBM_GFX_CNTL) || + offset == SOC15_REG_OFFSET(GC, 0, mmGRBM_GFX_INDEX) || + offset == SOC15_REG_OFFSET(GC, 0, mmCP_ME_CNTL)) { + if (!amdgpu_sriov_reg_indirect_gc(adev)) + *flag = GFX_RLCG_GC_WRITE_OLD; + else + *flag = write ? GFX_RLCG_GC_WRITE : GFX_RLCG_GC_READ; + + return true; + } + + /* currently support gc read/write, mmhub write */ + if (offset >= SOC15_REG_OFFSET(GC, 0, mmSDMA0_DEC_START) && + offset <= SOC15_REG_OFFSET(GC, 0, mmRLC_GTS_OFFSET_MSB)) { + if (amdgpu_sriov_reg_indirect_gc(adev)) + *flag = write ? GFX_RLCG_GC_WRITE : GFX_RLCG_GC_READ; + else + return false; + } else { + if (amdgpu_sriov_reg_indirect_mmhub(adev)) + *flag = GFX_RLCG_MMHUB_WRITE; + else + return false; + } + + return true; +} + +static u32 gfx_v10_rlcg_rw(struct amdgpu_device *adev, u32 offset, u32 v, uint32_t flag) { static void *scratch_reg0; static void *scratch_reg1; + static void *scratch_reg2; + static void *scratch_reg3; static void *spare_int; + static uint32_t grbm_cntl; + static uint32_t grbm_idx; uint32_t i = 0; uint32_t retries = 50000; + u32 ret = 0; + + scratch_reg0 = adev->rmmio + + (adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG0_BASE_IDX] + mmSCRATCH_REG0) * 4; + scratch_reg1 = adev->rmmio + + (adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG1_BASE_IDX] + mmSCRATCH_REG1) * 4; + scratch_reg2 = adev->rmmio + + (adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG0_BASE_IDX] + mmSCRATCH_REG2) * 4; + scratch_reg3 = adev->rmmio + + (adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG1_BASE_IDX] + mmSCRATCH_REG3) * 4; + spare_int = adev->rmmio + + (adev->reg_offset[GC_HWIP][0][mmRLC_SPARE_INT_BASE_IDX] + mmRLC_SPARE_INT) * 4; + + grbm_cntl = adev->reg_offset[GC_HWIP][0][mmGRBM_GFX_CNTL_BASE_IDX] + mmGRBM_GFX_CNTL; + grbm_idx = adev->reg_offset[GC_HWIP][0][mmGRBM_GFX_INDEX_BASE_IDX] + mmGRBM_GFX_INDEX; + + if (offset == grbm_cntl || offset == grbm_idx) { + if (offset == grbm_cntl) + writel(v, scratch_reg2); + else if (offset == grbm_idx) + writel(v, scratch_reg3); + + writel(v, ((void __iomem *)adev->rmmio) + (offset * 4)); + } else { + writel(v, scratch_reg0); + writel(offset | flag, scratch_reg1); + writel(1, spare_int); + for (i = 0; i < retries; i++) { + u32 tmp; + + tmp = readl(scratch_reg1); + if (!(tmp & flag)) + break; - scratch_reg0 = adev->rmmio + (adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG0_BASE_IDX] + mmSCRATCH_REG0)*4; - scratch_reg1 = adev->rmmio + (adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG1_BASE_IDX] + mmSCRATCH_REG1)*4; - spare_int = adev->rmmio + (adev->reg_offset[GC_HWIP][0][mmRLC_SPARE_INT_BASE_IDX] + mmRLC_SPARE_INT)*4; + udelay(10); + } - if (amdgpu_sriov_runtime(adev)) { - pr_err("shouldn't call rlcg write register during runtime\n"); - return; + if (i >= retries) + pr_err("timeout: rlcg program reg:0x%05x failed !\n", offset); } - writel(v, scratch_reg0); - writel(offset | 0x80000000, scratch_reg1); - writel(1, spare_int); - for (i = 0; i < retries; i++) { - u32 tmp; + ret = readl(scratch_reg0); - tmp = readl(scratch_reg1); - if (!(tmp & 0x80000000)) - break; + return ret; +} - udelay(10); +static void gfx_v10_rlcg_wreg(struct amdgpu_device *adev, u32 offset, u32 value, u32 flag) +{ + uint32_t rlcg_flag; + + if (amdgpu_sriov_fullaccess(adev) && + gfx_v10_is_rlcg_rw(adev, offset, &rlcg_flag, 1)) { + gfx_v10_rlcg_rw(adev, offset, value, rlcg_flag); + + return; } + if (flag & AMDGPU_REGS_NO_KIQ) + WREG32_NO_KIQ(offset, value); + else + WREG32(offset, value); +} + +static u32 gfx_v10_rlcg_rreg(struct amdgpu_device *adev, u32 offset, u32 flag) +{ + uint32_t rlcg_flag; - if (i >= retries) - pr_err("timeout: rlcg program reg:0x%05x failed !\n", offset); + if (amdgpu_sriov_fullaccess(adev) && + gfx_v10_is_rlcg_rw(adev, offset, &rlcg_flag, 0)) + return gfx_v10_rlcg_rw(adev, offset, 0, rlcg_flag); + + if (flag & AMDGPU_REGS_NO_KIQ) + return RREG32_NO_KIQ(offset); + else + return RREG32(offset); + + return 0; } static const struct soc15_reg_golden golden_settings_gc_10_1_nv14[] = @@ -7888,6 +7982,7 @@ static const struct amdgpu_rlc_funcs gfx_v10_0_rlc_funcs_sriov = { .start = gfx_v10_0_rlc_start, .update_spm_vmid = gfx_v10_0_update_spm_vmid, .rlcg_wreg = gfx_v10_rlcg_wreg, + .rlcg_rreg = gfx_v10_rlcg_rreg, .is_rlcg_access_range = gfx_v10_0_is_rlcg_access_range, }; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 99f58439f3d5..6e49b239087a 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -734,7 +734,7 @@ static const u32 GFX_RLC_SRM_INDEX_CNTL_DATA_OFFSETS[] = mmRLC_SRM_INDEX_CNTL_DATA_7 - mmRLC_SRM_INDEX_CNTL_DATA_0, }; -static void gfx_v9_0_rlcg_wreg(struct amdgpu_device *adev, u32 offset, u32 v) +void gfx_v9_0_rlcg_wreg(struct amdgpu_device *adev, u32 offset, u32 v, u32 flag) { static void *scratch_reg0; static void *scratch_reg1; diff --git a/drivers/gpu/drm/amd/amdgpu/soc15_common.h b/drivers/gpu/drm/amd/amdgpu/soc15_common.h index 8cdf5d1685cb..14bd794bbea6 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15_common.h +++ b/drivers/gpu/drm/amd/amdgpu/soc15_common.h @@ -77,27 +77,11 @@ }) #define WREG32_RLC(reg, value) \ - do { \ - if (amdgpu_sriov_fullaccess(adev)) { \ - uint32_t i = 0; \ - uint32_t retries = 50000; \ - uint32_t r0 = adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG0_BASE_IDX] + mmSCRATCH_REG0; \ - uint32_t r1 = adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG1_BASE_IDX] + mmSCRATCH_REG1; \ - uint32_t spare_int = adev->reg_offset[GC_HWIP][0][mmRLC_SPARE_INT_BASE_IDX] + mmRLC_SPARE_INT; \ - WREG32(r0, value); \ - WREG32(r1, (reg | 0x80000000)); \ - WREG32(spare_int, 0x1); \ - for (i = 0; i < retries; i++) { \ - u32 tmp = RREG32(r1); \ - if (!(tmp & 0x80000000)) \ - break; \ - udelay(10); \ - } \ - if (i >= retries) \ - pr_err("timeout: rlcg program reg:0x%05x failed !\n", reg); \ - } else { \ - WREG32(reg, value); \ - } \ + do { \ + if (adev->gfx.rlc.funcs->rlcg_wreg) \ + adev->gfx.rlc.funcs->rlcg_wreg(adev, reg, value, 0); \ + else \ + WREG32(reg, value); \ } while (0) #define WREG32_RLC_EX(prefix, reg, value) \ @@ -125,23 +109,24 @@ } while (0) #define WREG32_SOC15_RLC_SHADOW(ip, inst, reg, value) \ - do { \ - uint32_t target_reg = adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg;\ - if (amdgpu_sriov_fullaccess(adev)) { \ - uint32_t r2 = adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG1_BASE_IDX] + mmSCRATCH_REG2; \ - uint32_t r3 = adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG1_BASE_IDX] + mmSCRATCH_REG3; \ - uint32_t grbm_cntl = adev->reg_offset[GC_HWIP][0][mmGRBM_GFX_CNTL_BASE_IDX] + mmGRBM_GFX_CNTL; \ - uint32_t grbm_idx = adev->reg_offset[GC_HWIP][0][mmGRBM_GFX_INDEX_BASE_IDX] + mmGRBM_GFX_INDEX; \ - if (target_reg == grbm_cntl) \ - WREG32(r2, value); \ - else if (target_reg == grbm_idx) \ - WREG32(r3, value); \ - WREG32(target_reg, value); \ - } else { \ - WREG32(target_reg, value); \ - } \ + WREG32_RLC((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg), value) + +#define RREG32_RLC(reg) \ + (adev->gfx.rlc.funcs->rlcg_rreg ? \ + adev->gfx.rlc.funcs->rlcg_rreg(adev, reg, 0) : RREG32(reg)) + +#define WREG32_RLC_NO_KIQ(reg, value) \ + do { \ + if (adev->gfx.rlc.funcs->rlcg_wreg) \ + adev->gfx.rlc.funcs->rlcg_wreg(adev, reg, value, AMDGPU_REGS_NO_KIQ); \ + else \ + WREG32_NO_KIQ(reg, value); \ } while (0) +#define RREG32_RLC_NO_KIQ(reg) \ + (adev->gfx.rlc.funcs->rlcg_rreg ? \ + adev->gfx.rlc.funcs->rlcg_rreg(adev, reg, AMDGPU_REGS_NO_KIQ) : RREG32_NO_KIQ(reg)) + #define WREG32_SOC15_RLC_SHADOW_EX(prefix, ip, inst, reg, value) \ do { \ uint32_t target_reg = adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg;\ @@ -160,10 +145,13 @@ } \ } while (0) +#define RREG32_SOC15_RLC(ip, inst, reg) \ + RREG32_RLC(adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg) + #define WREG32_SOC15_RLC(ip, inst, reg, value) \ do { \ - uint32_t target_reg = adev->reg_offset[GC_HWIP][0][reg##_BASE_IDX] + reg;\ - WREG32_RLC(target_reg, value); \ + uint32_t target_reg = adev->reg_offset[ip##_HWIP][0][reg##_BASE_IDX] + reg;\ + WREG32_RLC(target_reg, value); \ } while (0) #define WREG32_SOC15_RLC_EX(prefix, ip, inst, reg, value) \ @@ -173,11 +161,14 @@ } while (0) #define WREG32_FIELD15_RLC(ip, idx, reg, field, val) \ - WREG32_RLC((adev->reg_offset[ip##_HWIP][idx][mm##reg##_BASE_IDX] + mm##reg), \ - (RREG32(adev->reg_offset[ip##_HWIP][idx][mm##reg##_BASE_IDX] + mm##reg) \ - & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) + WREG32_RLC((adev->reg_offset[ip##_HWIP][idx][mm##reg##_BASE_IDX] + mm##reg), \ + (RREG32_RLC(adev->reg_offset[ip##_HWIP][idx][mm##reg##_BASE_IDX] + mm##reg) \ + & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) #define WREG32_SOC15_OFFSET_RLC(ip, inst, reg, offset, value) \ - WREG32_RLC(((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg) + offset), value) + WREG32_RLC(((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg) + offset), value) + +#define RREG32_SOC15_OFFSET_RLC(ip, inst, reg, offset) \ + RREG32_RLC(((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg) + offset)) #endif -- 2.17.1 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
