Add DPG mode start/stop/mc_resume/clock_gating to
support vcn 1.0 DPG mode.
Signed-off-by: James Zhu <James.Zhu@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c | 319 +++++++++++++++++++++++++++++++++-
1 file changed, 313 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
index 2cde0b4..63d7f97 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
@@ -198,7 +198,8 @@ static int vcn_v1_0_hw_init(void *handle)
done:
if (!r)
- DRM_INFO("VCN decode and encode initialized successfully.\n");
+ DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
+ (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
return r;
}
@@ -266,13 +267,13 @@ static int vcn_v1_0_resume(void *handle)
}
/**
- * vcn_v1_0_mc_resume - memory controller programming
+ * vcn_v1_0_mc_resume_spg_mode - memory controller programming
*
* @adev: amdgpu_device pointer
*
* Let the VCN memory controller know it's offsets
*/
-static void vcn_v1_0_mc_resume(struct amdgpu_device *adev)
+static void vcn_v1_0_mc_resume_spg_mode(struct amdgpu_device *adev)
{
uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
uint32_t offset;
@@ -319,6 +320,65 @@ static void vcn_v1_0_mc_resume(struct amdgpu_device *adev)
adev->gfx.config.gb_addr_config);
}
+static void vcn_v1_0_mc_resume_dpg_mode(struct amdgpu_device *adev)
+{
+ uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
+ uint32_t offset;
+
+ if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
+ (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo),
+ 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
+ (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi),
+ 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0,
+ 0xFFFFFFFF, 0);
+ offset = 0;
+ } else {
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
+ lower_32_bits(adev->vcn.gpu_addr), 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
+ upper_32_bits(adev->vcn.gpu_addr), 0xFFFFFFFF, 0);
+ offset = size;
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
+ AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0xFFFFFFFF, 0);
+ }
+
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size, 0xFFFFFFFF, 0);
+
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
+ lower_32_bits(adev->vcn.gpu_addr + offset), 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
+ upper_32_bits(adev->vcn.gpu_addr + offset), 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0,
+ 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_HEAP_SIZE,
+ 0xFFFFFFFF, 0);
+
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
+ lower_32_bits(adev->vcn.gpu_addr + offset + AMDGPU_VCN_HEAP_SIZE),
+ 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
+ upper_32_bits(adev->vcn.gpu_addr + offset + AMDGPU_VCN_HEAP_SIZE),
+ 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0, 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_SIZE2,
+ AMDGPU_VCN_STACK_SIZE + (AMDGPU_VCN_SESSION_SIZE * 40),
+ 0xFFFFFFFF, 0);
+
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
+ adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
+ adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
+ adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_JPEG_ADDR_CONFIG,
+ adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG,
+ adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
+}
+
/**
* vcn_v1_0_disable_clock_gating - disable VCN clock gating
*
@@ -519,6 +579,62 @@ static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev)
WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
}
+static void vcn_v1_0_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel)
+{
+ uint32_t reg_data = 0;
+
+ /* disable JPEG CGC */
+ if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
+ reg_data = 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+ else
+ reg_data = 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+ reg_data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
+ reg_data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmJPEG_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
+
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmJPEG_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
+
+ /* enable sw clock gating control */
+ if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
+ reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+ else
+ reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+ reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
+ reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
+
+ reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
+ UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
+ UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
+ UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
+ UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
+ UVD_CGC_CTRL__SYS_MODE_MASK |
+ UVD_CGC_CTRL__UDEC_MODE_MASK |
+ UVD_CGC_CTRL__MPEG2_MODE_MASK |
+ UVD_CGC_CTRL__REGS_MODE_MASK |
+ UVD_CGC_CTRL__RBC_MODE_MASK |
+ UVD_CGC_CTRL__LMI_MC_MODE_MASK |
+ UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
+ UVD_CGC_CTRL__IDCT_MODE_MASK |
+ UVD_CGC_CTRL__MPRD_MODE_MASK |
+ UVD_CGC_CTRL__MPC_MODE_MASK |
+ UVD_CGC_CTRL__LBSI_MODE_MASK |
+ UVD_CGC_CTRL__LRBBM_MODE_MASK |
+ UVD_CGC_CTRL__WCB_MODE_MASK |
+ UVD_CGC_CTRL__VCPU_MODE_MASK |
+ UVD_CGC_CTRL__SCPU_MODE_MASK);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
+
+ /* turn off clock gating */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
+
+ /* turn on SUVD clock gating */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_SUVD_CGC_GATE, 1, 0xFFFFFFFF, sram_sel);
+
+ /* turn on sw mode in UVD_SUVD_CGC_CTRL */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_SUVD_CGC_CTRL, 0, 0xFFFFFFFF, sram_sel);
+}
+
static void vcn_1_0_disable_static_power_gating(struct amdgpu_device *adev)
{
uint32_t data = 0;
@@ -614,7 +730,7 @@ static void vcn_1_0_enable_static_power_gating(struct amdgpu_device *adev)
*
* Setup and start the VCN block
*/
-static int vcn_v1_0_start(struct amdgpu_device *adev)
+static int vcn_v1_0_start_spg_mode(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring = &adev->vcn.ring_dec;
uint32_t rb_bufsz, tmp;
@@ -628,7 +744,7 @@ static int vcn_v1_0_start(struct amdgpu_device *adev)
/* disable clock gating */
vcn_v1_0_disable_clock_gating(adev);
- vcn_v1_0_mc_resume(adev);
+ vcn_v1_0_mc_resume_spg_mode(adev);
/* disable interupt */
WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0,
@@ -799,6 +915,170 @@ static int vcn_v1_0_start(struct amdgpu_device *adev)
return 0;
}
+static int vcn_v1_0_start_dpg_mode(struct amdgpu_device *adev)
+{
+ struct amdgpu_ring *ring = &adev->vcn.ring_dec;
+ uint32_t rb_bufsz, tmp, reg_data;
+ uint32_t lmi_swap_cntl;
+
+ /* disable byte swapping */
+ lmi_swap_cntl = 0;
+
+ vcn_1_0_enable_static_power_gating(adev);
+
+ /* enable dynamic power gating mode */
+ reg_data = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
+ reg_data |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
+ reg_data |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
+ WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, reg_data);
+
+ /* enable clock gating */
+ vcn_v1_0_clock_gating_dpg_mode(adev, 0);
+
+ /* enable VCPU clock */
+ reg_data = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
+ reg_data |= UVD_VCPU_CNTL__CLK_EN_MASK;
+ reg_data |= UVD_VCPU_CNTL__MIF_WR_LOW_THRESHOLD_BP_MASK;
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CNTL, reg_data, 0xFFFFFFFF, 0);
+
+ /* disable interupt */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MASTINT_EN,
+ 0, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
+
+ /* stall UMC and register bus before resetting VCPU */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_CTRL2,
+ UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 0);
+
+ /* put LMI, VCPU, RBC etc... into reset */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_SOFT_RESET,
+ UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
+ UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
+ UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
+ UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
+ UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
+ UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
+ UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
+ UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK,
+ 0xFFFFFFFF, 0);
+
+ /* initialize VCN memory controller */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_CTRL,
+ (0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
+ UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
+ UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
+ UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
+ UVD_LMI_CTRL__REQ_MODE_MASK |
+ 0x00100000L, 0xFFFFFFFF, 0);
+
+#ifdef __BIG_ENDIAN
+ /* swap (8 in 32) RB and IB */
+ lmi_swap_cntl = 0xa;
+#endif
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl, 0xFFFFFFFF, 0);
+
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MPC_SET_MUXA0, 0x40c2040, 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MPC_SET_MUXA1, 0x0, 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MPC_SET_MUXB0, 0x40c2040, 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MPC_SET_MUXB1, 0x0, 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MPC_SET_ALU, 0, 0xFFFFFFFF, 0);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MPC_SET_MUX, 0x88, 0xFFFFFFFF, 0);
+
+ vcn_v1_0_mc_resume_dpg_mode(adev);
+
+ /* take all subblocks out of reset, except VCPU */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_SOFT_RESET,
+ UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 0xFFFFFFFF, 0);
+
+ /* enable VCPU clock */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CNTL,
+ UVD_VCPU_CNTL__CLK_EN_MASK, 0xFFFFFFFF, 0);
+
+ /* enable UMC */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_CTRL2,
+ 0, UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 0);
+
+ /* boot up the VCPU */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_SOFT_RESET, 0, 0xFFFFFFFF, 0);
+
+ /* enable master interrupt */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MASTINT_EN,
+ (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
+ (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK), 0);
+
+ vcn_v1_0_clock_gating_dpg_mode(adev, 1);
+ /* setup mmUVD_LMI_CTRL */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_CTRL,
+ (UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
+ UVD_LMI_CTRL__CRC_RESET_MASK |
+ UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
+ UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
+ UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
+ (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
+ 0x00100000L), 0xFFFFFFFF, 1);
+
+ tmp = adev->gfx.config.gb_addr_config;
+ /* setup VCN global tiling registers */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
+
+ /* enable System Interrupt for JRBC */
+ WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_SYS_INT_EN,
+ UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 0xFFFFFFFF, 1);
+
+ /* force RBC into idle state */
+ rb_bufsz = order_base_2(ring->ring_size);
+ tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
+ tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
+ tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
+ tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0);
+ tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
+ tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
+ WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
+
+ /* set the write pointer delay */
+ WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
+
+ /* set the wb address */
+ WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
+ (upper_32_bits(ring->gpu_addr) >> 2));
+
+ /* programm the RB_BASE for ring buffer */
+ WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
+ lower_32_bits(ring->gpu_addr));
+ WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
+ upper_32_bits(ring->gpu_addr));
+
+ /* Initialize the ring buffer's read and write pointers */
+ WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
+
+ ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
+ WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
+ lower_32_bits(ring->wptr));
+
+ WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
+ ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
+
+ /* initialize wptr */
+ ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR);
+
+ /* copy patch commands to the jpeg ring */
+ vcn_v1_0_jpeg_ring_set_patch_ring(ring,
+ (ring->wptr + ring->max_dw * amdgpu_sched_hw_submission));
+
+ return 0;
+}
+
+static int vcn_v1_0_start(struct amdgpu_device *adev)
+{
+ int r;
+
+ if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
+ r = vcn_v1_0_start_dpg_mode(adev);
+ else
+ r = vcn_v1_0_start_spg_mode(adev);
+ return r;
+}
+
/**
* vcn_v1_0_stop - stop VCN block
*
@@ -806,7 +1086,7 @@ static int vcn_v1_0_start(struct amdgpu_device *adev)
*
* stop the VCN block
*/
-static int vcn_v1_0_stop(struct amdgpu_device *adev)
+static int vcn_v1_0_stop_spg_mode(struct amdgpu_device *adev)
{
/* force RBC into idle state */
WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, 0x11010101);
@@ -836,6 +1116,33 @@ static int vcn_v1_0_stop(struct amdgpu_device *adev)
return 0;
}
+static int vcn_v1_0_stop_dpg_mode(struct amdgpu_device *adev)
+{
+ int ret_code;
+
+ /* Wait for power status to be 1 */
+ SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 0x1,
+ UVD_POWER_STATUS__UVD_POWER_STATUS_MASK, ret_code);
+
+ /* disable dynamic power gating mode */
+ WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0,
+ ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
+
+ return 0;
+}
+
+static int vcn_v1_0_stop(struct amdgpu_device *adev)
+{
+ int r;
+
+ if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
+ r = vcn_v1_0_stop_dpg_mode(adev);
+ else
+ r = vcn_v1_0_stop_spg_mode(adev);
+
+ return r;
+}
+
static bool vcn_v1_0_is_idle(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
--
2.7.4
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