diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/vce_v1_0.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/vce_v1_0.c | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/vce_v1_0.c b/drivers/gpu/drm/radeon/vce_v1_0.c index b44d9c842f7b..07a0d378e122 100644 --- a/drivers/gpu/drm/radeon/vce_v1_0.c +++ b/drivers/gpu/drm/radeon/vce_v1_0.c @@ -31,6 +31,23 @@ #include "radeon_asic.h" #include "sid.h" +#define VCE_V1_0_FW_SIZE (256 * 1024) +#define VCE_V1_0_STACK_SIZE (64 * 1024) +#define VCE_V1_0_DATA_SIZE (7808 * (RADEON_MAX_VCE_HANDLES + 1)) + +struct vce_v1_0_fw_signature +{ + int32_t off; + uint32_t len; + int32_t num; + struct { + uint32_t chip_id; + uint32_t keyselect; + uint32_t nonce[4]; + uint32_t sigval[4]; + } val[8]; +}; + /** * vce_v1_0_get_rptr - get read pointer * @@ -82,6 +99,186 @@ void vce_v1_0_set_wptr(struct radeon_device *rdev, WREG32(VCE_RB_WPTR2, ring->wptr); } +void vce_v1_0_enable_mgcg(struct radeon_device *rdev, bool enable) +{ + u32 tmp; + + if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_VCE_MGCG)) { + tmp = RREG32(VCE_CLOCK_GATING_A); + tmp |= CGC_DYN_CLOCK_MODE; + WREG32(VCE_CLOCK_GATING_A, tmp); + + tmp = RREG32(VCE_UENC_CLOCK_GATING); + tmp &= ~0x1ff000; + tmp |= 0xff800000; + WREG32(VCE_UENC_CLOCK_GATING, tmp); + + tmp = RREG32(VCE_UENC_REG_CLOCK_GATING); + tmp &= ~0x3ff; + WREG32(VCE_UENC_REG_CLOCK_GATING, tmp); + } else { + tmp = RREG32(VCE_CLOCK_GATING_A); + tmp &= ~CGC_DYN_CLOCK_MODE; + WREG32(VCE_CLOCK_GATING_A, tmp); + + tmp = RREG32(VCE_UENC_CLOCK_GATING); + tmp |= 0x1ff000; + tmp &= ~0xff800000; + WREG32(VCE_UENC_CLOCK_GATING, tmp); + + tmp = RREG32(VCE_UENC_REG_CLOCK_GATING); + tmp |= 0x3ff; + WREG32(VCE_UENC_REG_CLOCK_GATING, tmp); + } +} + +static void vce_v1_0_init_cg(struct radeon_device *rdev) +{ + u32 tmp; + + tmp = RREG32(VCE_CLOCK_GATING_A); + tmp |= CGC_DYN_CLOCK_MODE; + WREG32(VCE_CLOCK_GATING_A, tmp); + + tmp = RREG32(VCE_CLOCK_GATING_B); + tmp |= 0x1e; + tmp &= ~0xe100e1; + WREG32(VCE_CLOCK_GATING_B, tmp); + + tmp = RREG32(VCE_UENC_CLOCK_GATING); + tmp &= ~0xff9ff000; + WREG32(VCE_UENC_CLOCK_GATING, tmp); + + tmp = RREG32(VCE_UENC_REG_CLOCK_GATING); + tmp &= ~0x3ff; + WREG32(VCE_UENC_REG_CLOCK_GATING, tmp); +} + +int vce_v1_0_load_fw(struct radeon_device *rdev, uint32_t *data) +{ + struct vce_v1_0_fw_signature *sign = (void*)rdev->vce_fw->data; + uint32_t chip_id; + int i; + + switch (rdev->family) { + case CHIP_TAHITI: + chip_id = 0x01000014; + break; + case CHIP_VERDE: + chip_id = 0x01000015; + break; + case CHIP_PITCAIRN: + case CHIP_OLAND: + chip_id = 0x01000016; + break; + case CHIP_ARUBA: + chip_id = 0x01000017; + break; + default: + return -EINVAL; + } + + for (i = 0; i < sign->num; ++i) { + if (sign->val[i].chip_id == chip_id) + break; + } + + if (i == sign->num) + return -EINVAL; + + data += (256 - 64) / 4; + data[0] = sign->val[i].nonce[0]; + data[1] = sign->val[i].nonce[1]; + data[2] = sign->val[i].nonce[2]; + data[3] = sign->val[i].nonce[3]; + data[4] = sign->len + 64; + + memset(&data[5], 0, 44); + memcpy(&data[16], &sign[1], rdev->vce_fw->size - sizeof(*sign)); + + data += data[4] / 4; + data[0] = sign->val[i].sigval[0]; + data[1] = sign->val[i].sigval[1]; + data[2] = sign->val[i].sigval[2]; + data[3] = sign->val[i].sigval[3]; + + rdev->vce.keyselect = sign->val[i].keyselect; + + return 0; +} + +unsigned vce_v1_0_bo_size(struct radeon_device *rdev) +{ + WARN_ON(VCE_V1_0_FW_SIZE < rdev->vce_fw->size); + return VCE_V1_0_FW_SIZE + VCE_V1_0_STACK_SIZE + VCE_V1_0_DATA_SIZE; +} + +int vce_v1_0_resume(struct radeon_device *rdev) +{ + uint64_t addr = rdev->vce.gpu_addr; + uint32_t size; + int i; + + WREG32_P(VCE_CLOCK_GATING_A, 0, ~(1 << 16)); + WREG32_P(VCE_UENC_CLOCK_GATING, 0x1FF000, ~0xFF9FF000); + WREG32_P(VCE_UENC_REG_CLOCK_GATING, 0x3F, ~0x3F); + WREG32(VCE_CLOCK_GATING_B, 0); + + WREG32_P(VCE_LMI_FW_PERIODIC_CTRL, 0x4, ~0x4); + + WREG32(VCE_LMI_CTRL, 0x00398000); + WREG32_P(VCE_LMI_CACHE_CTRL, 0x0, ~0x1); + WREG32(VCE_LMI_SWAP_CNTL, 0); + WREG32(VCE_LMI_SWAP_CNTL1, 0); + WREG32(VCE_LMI_VM_CTRL, 0); + + WREG32(VCE_VCPU_SCRATCH7, RADEON_MAX_VCE_HANDLES); + + addr += 256; + size = VCE_V1_0_FW_SIZE; + WREG32(VCE_VCPU_CACHE_OFFSET0, addr & 0x7fffffff); + WREG32(VCE_VCPU_CACHE_SIZE0, size); + + addr += size; + size = VCE_V1_0_STACK_SIZE; + WREG32(VCE_VCPU_CACHE_OFFSET1, addr & 0x7fffffff); + WREG32(VCE_VCPU_CACHE_SIZE1, size); + + addr += size; + size = VCE_V1_0_DATA_SIZE; + WREG32(VCE_VCPU_CACHE_OFFSET2, addr & 0x7fffffff); + WREG32(VCE_VCPU_CACHE_SIZE2, size); + + WREG32_P(VCE_LMI_CTRL2, 0x0, ~0x100); + + WREG32(VCE_LMI_FW_START_KEYSEL, rdev->vce.keyselect); + + for (i = 0; i < 10; ++i) { + mdelay(10); + if (RREG32(VCE_FW_REG_STATUS) & VCE_FW_REG_STATUS_DONE) + break; + } + + if (i == 10) + return -ETIMEDOUT; + + if (!(RREG32(VCE_FW_REG_STATUS) & VCE_FW_REG_STATUS_PASS)) + return -EINVAL; + + for (i = 0; i < 10; ++i) { + mdelay(10); + if (!(RREG32(VCE_FW_REG_STATUS) & VCE_FW_REG_STATUS_BUSY)) + break; + } + + if (i == 10) + return -ETIMEDOUT; + + vce_v1_0_init_cg(rdev); + + return 0; +} + /** * vce_v1_0_start - start VCE block * |