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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
parentInitial commit. (diff)
downloadlinux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz
linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip
Adding upstream version 5.10.209.upstream/5.10.209
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/vce_v3_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/vce_v3_0.c999
1 files changed, 999 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
new file mode 100644
index 000000000..6d9108fa2
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
@@ -0,0 +1,999 @@
+/*
+ * Copyright 2014 Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * Authors: Christian König <christian.koenig@amd.com>
+ */
+
+#include <linux/firmware.h>
+
+#include "amdgpu.h"
+#include "amdgpu_vce.h"
+#include "vid.h"
+#include "vce/vce_3_0_d.h"
+#include "vce/vce_3_0_sh_mask.h"
+#include "oss/oss_3_0_d.h"
+#include "oss/oss_3_0_sh_mask.h"
+#include "gca/gfx_8_0_d.h"
+#include "smu/smu_7_1_2_d.h"
+#include "smu/smu_7_1_2_sh_mask.h"
+#include "gca/gfx_8_0_sh_mask.h"
+#include "ivsrcid/ivsrcid_vislands30.h"
+
+
+#define GRBM_GFX_INDEX__VCE_INSTANCE__SHIFT 0x04
+#define GRBM_GFX_INDEX__VCE_INSTANCE_MASK 0x10
+#define GRBM_GFX_INDEX__VCE_ALL_PIPE 0x07
+
+#define mmVCE_LMI_VCPU_CACHE_40BIT_BAR0 0x8616
+#define mmVCE_LMI_VCPU_CACHE_40BIT_BAR1 0x8617
+#define mmVCE_LMI_VCPU_CACHE_40BIT_BAR2 0x8618
+#define mmGRBM_GFX_INDEX_DEFAULT 0xE0000000
+
+#define VCE_STATUS_VCPU_REPORT_FW_LOADED_MASK 0x02
+
+#define VCE_V3_0_FW_SIZE (384 * 1024)
+#define VCE_V3_0_STACK_SIZE (64 * 1024)
+#define VCE_V3_0_DATA_SIZE ((16 * 1024 * AMDGPU_MAX_VCE_HANDLES) + (52 * 1024))
+
+#define FW_52_8_3 ((52 << 24) | (8 << 16) | (3 << 8))
+
+#define GET_VCE_INSTANCE(i) ((i) << GRBM_GFX_INDEX__VCE_INSTANCE__SHIFT \
+ | GRBM_GFX_INDEX__VCE_ALL_PIPE)
+
+static void vce_v3_0_mc_resume(struct amdgpu_device *adev, int idx);
+static void vce_v3_0_set_ring_funcs(struct amdgpu_device *adev);
+static void vce_v3_0_set_irq_funcs(struct amdgpu_device *adev);
+static int vce_v3_0_wait_for_idle(void *handle);
+static int vce_v3_0_set_clockgating_state(void *handle,
+ enum amd_clockgating_state state);
+/**
+ * vce_v3_0_ring_get_rptr - get read pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Returns the current hardware read pointer
+ */
+static uint64_t vce_v3_0_ring_get_rptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+ u32 v;
+
+ mutex_lock(&adev->grbm_idx_mutex);
+ if (adev->vce.harvest_config == 0 ||
+ adev->vce.harvest_config == AMDGPU_VCE_HARVEST_VCE1)
+ WREG32(mmGRBM_GFX_INDEX, GET_VCE_INSTANCE(0));
+ else if (adev->vce.harvest_config == AMDGPU_VCE_HARVEST_VCE0)
+ WREG32(mmGRBM_GFX_INDEX, GET_VCE_INSTANCE(1));
+
+ if (ring->me == 0)
+ v = RREG32(mmVCE_RB_RPTR);
+ else if (ring->me == 1)
+ v = RREG32(mmVCE_RB_RPTR2);
+ else
+ v = RREG32(mmVCE_RB_RPTR3);
+
+ WREG32(mmGRBM_GFX_INDEX, mmGRBM_GFX_INDEX_DEFAULT);
+ mutex_unlock(&adev->grbm_idx_mutex);
+
+ return v;
+}
+
+/**
+ * vce_v3_0_ring_get_wptr - get write pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Returns the current hardware write pointer
+ */
+static uint64_t vce_v3_0_ring_get_wptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+ u32 v;
+
+ mutex_lock(&adev->grbm_idx_mutex);
+ if (adev->vce.harvest_config == 0 ||
+ adev->vce.harvest_config == AMDGPU_VCE_HARVEST_VCE1)
+ WREG32(mmGRBM_GFX_INDEX, GET_VCE_INSTANCE(0));
+ else if (adev->vce.harvest_config == AMDGPU_VCE_HARVEST_VCE0)
+ WREG32(mmGRBM_GFX_INDEX, GET_VCE_INSTANCE(1));
+
+ if (ring->me == 0)
+ v = RREG32(mmVCE_RB_WPTR);
+ else if (ring->me == 1)
+ v = RREG32(mmVCE_RB_WPTR2);
+ else
+ v = RREG32(mmVCE_RB_WPTR3);
+
+ WREG32(mmGRBM_GFX_INDEX, mmGRBM_GFX_INDEX_DEFAULT);
+ mutex_unlock(&adev->grbm_idx_mutex);
+
+ return v;
+}
+
+/**
+ * vce_v3_0_ring_set_wptr - set write pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Commits the write pointer to the hardware
+ */
+static void vce_v3_0_ring_set_wptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+
+ mutex_lock(&adev->grbm_idx_mutex);
+ if (adev->vce.harvest_config == 0 ||
+ adev->vce.harvest_config == AMDGPU_VCE_HARVEST_VCE1)
+ WREG32(mmGRBM_GFX_INDEX, GET_VCE_INSTANCE(0));
+ else if (adev->vce.harvest_config == AMDGPU_VCE_HARVEST_VCE0)
+ WREG32(mmGRBM_GFX_INDEX, GET_VCE_INSTANCE(1));
+
+ if (ring->me == 0)
+ WREG32(mmVCE_RB_WPTR, lower_32_bits(ring->wptr));
+ else if (ring->me == 1)
+ WREG32(mmVCE_RB_WPTR2, lower_32_bits(ring->wptr));
+ else
+ WREG32(mmVCE_RB_WPTR3, lower_32_bits(ring->wptr));
+
+ WREG32(mmGRBM_GFX_INDEX, mmGRBM_GFX_INDEX_DEFAULT);
+ mutex_unlock(&adev->grbm_idx_mutex);
+}
+
+static void vce_v3_0_override_vce_clock_gating(struct amdgpu_device *adev, bool override)
+{
+ WREG32_FIELD(VCE_RB_ARB_CTRL, VCE_CGTT_OVERRIDE, override ? 1 : 0);
+}
+
+static void vce_v3_0_set_vce_sw_clock_gating(struct amdgpu_device *adev,
+ bool gated)
+{
+ u32 data;
+
+ /* Set Override to disable Clock Gating */
+ vce_v3_0_override_vce_clock_gating(adev, true);
+
+ /* This function enables MGCG which is controlled by firmware.
+ With the clocks in the gated state the core is still
+ accessible but the firmware will throttle the clocks on the
+ fly as necessary.
+ */
+ if (!gated) {
+ data = RREG32(mmVCE_CLOCK_GATING_B);
+ data |= 0x1ff;
+ data &= ~0xef0000;
+ WREG32(mmVCE_CLOCK_GATING_B, data);
+
+ data = RREG32(mmVCE_UENC_CLOCK_GATING);
+ data |= 0x3ff000;
+ data &= ~0xffc00000;
+ WREG32(mmVCE_UENC_CLOCK_GATING, data);
+
+ data = RREG32(mmVCE_UENC_CLOCK_GATING_2);
+ data |= 0x2;
+ data &= ~0x00010000;
+ WREG32(mmVCE_UENC_CLOCK_GATING_2, data);
+
+ data = RREG32(mmVCE_UENC_REG_CLOCK_GATING);
+ data |= 0x37f;
+ WREG32(mmVCE_UENC_REG_CLOCK_GATING, data);
+
+ data = RREG32(mmVCE_UENC_DMA_DCLK_CTRL);
+ data |= VCE_UENC_DMA_DCLK_CTRL__WRDMCLK_FORCEON_MASK |
+ VCE_UENC_DMA_DCLK_CTRL__RDDMCLK_FORCEON_MASK |
+ VCE_UENC_DMA_DCLK_CTRL__REGCLK_FORCEON_MASK |
+ 0x8;
+ WREG32(mmVCE_UENC_DMA_DCLK_CTRL, data);
+ } else {
+ data = RREG32(mmVCE_CLOCK_GATING_B);
+ data &= ~0x80010;
+ data |= 0xe70008;
+ WREG32(mmVCE_CLOCK_GATING_B, data);
+
+ data = RREG32(mmVCE_UENC_CLOCK_GATING);
+ data |= 0xffc00000;
+ WREG32(mmVCE_UENC_CLOCK_GATING, data);
+
+ data = RREG32(mmVCE_UENC_CLOCK_GATING_2);
+ data |= 0x10000;
+ WREG32(mmVCE_UENC_CLOCK_GATING_2, data);
+
+ data = RREG32(mmVCE_UENC_REG_CLOCK_GATING);
+ data &= ~0x3ff;
+ WREG32(mmVCE_UENC_REG_CLOCK_GATING, data);
+
+ data = RREG32(mmVCE_UENC_DMA_DCLK_CTRL);
+ data &= ~(VCE_UENC_DMA_DCLK_CTRL__WRDMCLK_FORCEON_MASK |
+ VCE_UENC_DMA_DCLK_CTRL__RDDMCLK_FORCEON_MASK |
+ VCE_UENC_DMA_DCLK_CTRL__REGCLK_FORCEON_MASK |
+ 0x8);
+ WREG32(mmVCE_UENC_DMA_DCLK_CTRL, data);
+ }
+ vce_v3_0_override_vce_clock_gating(adev, false);
+}
+
+static int vce_v3_0_firmware_loaded(struct amdgpu_device *adev)
+{
+ int i, j;
+
+ for (i = 0; i < 10; ++i) {
+ for (j = 0; j < 100; ++j) {
+ uint32_t status = RREG32(mmVCE_STATUS);
+
+ if (status & VCE_STATUS_VCPU_REPORT_FW_LOADED_MASK)
+ return 0;
+ mdelay(10);
+ }
+
+ DRM_ERROR("VCE not responding, trying to reset the ECPU!!!\n");
+ WREG32_FIELD(VCE_SOFT_RESET, ECPU_SOFT_RESET, 1);
+ mdelay(10);
+ WREG32_FIELD(VCE_SOFT_RESET, ECPU_SOFT_RESET, 0);
+ mdelay(10);
+ }
+
+ return -ETIMEDOUT;
+}
+
+/**
+ * vce_v3_0_start - start VCE block
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Setup and start the VCE block
+ */
+static int vce_v3_0_start(struct amdgpu_device *adev)
+{
+ struct amdgpu_ring *ring;
+ int idx, r;
+
+ mutex_lock(&adev->grbm_idx_mutex);
+ for (idx = 0; idx < 2; ++idx) {
+ if (adev->vce.harvest_config & (1 << idx))
+ continue;
+
+ WREG32(mmGRBM_GFX_INDEX, GET_VCE_INSTANCE(idx));
+
+ /* Program instance 0 reg space for two instances or instance 0 case
+ program instance 1 reg space for only instance 1 available case */
+ if (idx != 1 || adev->vce.harvest_config == AMDGPU_VCE_HARVEST_VCE0) {
+ ring = &adev->vce.ring[0];
+ WREG32(mmVCE_RB_RPTR, lower_32_bits(ring->wptr));
+ WREG32(mmVCE_RB_WPTR, lower_32_bits(ring->wptr));
+ WREG32(mmVCE_RB_BASE_LO, ring->gpu_addr);
+ WREG32(mmVCE_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
+ WREG32(mmVCE_RB_SIZE, ring->ring_size / 4);
+
+ ring = &adev->vce.ring[1];
+ WREG32(mmVCE_RB_RPTR2, lower_32_bits(ring->wptr));
+ WREG32(mmVCE_RB_WPTR2, lower_32_bits(ring->wptr));
+ WREG32(mmVCE_RB_BASE_LO2, ring->gpu_addr);
+ WREG32(mmVCE_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
+ WREG32(mmVCE_RB_SIZE2, ring->ring_size / 4);
+
+ ring = &adev->vce.ring[2];
+ WREG32(mmVCE_RB_RPTR3, lower_32_bits(ring->wptr));
+ WREG32(mmVCE_RB_WPTR3, lower_32_bits(ring->wptr));
+ WREG32(mmVCE_RB_BASE_LO3, ring->gpu_addr);
+ WREG32(mmVCE_RB_BASE_HI3, upper_32_bits(ring->gpu_addr));
+ WREG32(mmVCE_RB_SIZE3, ring->ring_size / 4);
+ }
+
+ vce_v3_0_mc_resume(adev, idx);
+ WREG32_FIELD(VCE_STATUS, JOB_BUSY, 1);
+
+ if (adev->asic_type >= CHIP_STONEY)
+ WREG32_P(mmVCE_VCPU_CNTL, 1, ~0x200001);
+ else
+ WREG32_FIELD(VCE_VCPU_CNTL, CLK_EN, 1);
+
+ WREG32_FIELD(VCE_SOFT_RESET, ECPU_SOFT_RESET, 0);
+ mdelay(100);
+
+ r = vce_v3_0_firmware_loaded(adev);
+
+ /* clear BUSY flag */
+ WREG32_FIELD(VCE_STATUS, JOB_BUSY, 0);
+
+ if (r) {
+ DRM_ERROR("VCE not responding, giving up!!!\n");
+ mutex_unlock(&adev->grbm_idx_mutex);
+ return r;
+ }
+ }
+
+ WREG32(mmGRBM_GFX_INDEX, mmGRBM_GFX_INDEX_DEFAULT);
+ mutex_unlock(&adev->grbm_idx_mutex);
+
+ return 0;
+}
+
+static int vce_v3_0_stop(struct amdgpu_device *adev)
+{
+ int idx;
+
+ mutex_lock(&adev->grbm_idx_mutex);
+ for (idx = 0; idx < 2; ++idx) {
+ if (adev->vce.harvest_config & (1 << idx))
+ continue;
+
+ WREG32(mmGRBM_GFX_INDEX, GET_VCE_INSTANCE(idx));
+
+ if (adev->asic_type >= CHIP_STONEY)
+ WREG32_P(mmVCE_VCPU_CNTL, 0, ~0x200001);
+ else
+ WREG32_FIELD(VCE_VCPU_CNTL, CLK_EN, 0);
+
+ /* hold on ECPU */
+ WREG32_FIELD(VCE_SOFT_RESET, ECPU_SOFT_RESET, 1);
+
+ /* clear VCE STATUS */
+ WREG32(mmVCE_STATUS, 0);
+ }
+
+ WREG32(mmGRBM_GFX_INDEX, mmGRBM_GFX_INDEX_DEFAULT);
+ mutex_unlock(&adev->grbm_idx_mutex);
+
+ return 0;
+}
+
+#define ixVCE_HARVEST_FUSE_MACRO__ADDRESS 0xC0014074
+#define VCE_HARVEST_FUSE_MACRO__SHIFT 27
+#define VCE_HARVEST_FUSE_MACRO__MASK 0x18000000
+
+static unsigned vce_v3_0_get_harvest_config(struct amdgpu_device *adev)
+{
+ u32 tmp;
+
+ if ((adev->asic_type == CHIP_FIJI) ||
+ (adev->asic_type == CHIP_STONEY))
+ return AMDGPU_VCE_HARVEST_VCE1;
+
+ if (adev->flags & AMD_IS_APU)
+ tmp = (RREG32_SMC(ixVCE_HARVEST_FUSE_MACRO__ADDRESS) &
+ VCE_HARVEST_FUSE_MACRO__MASK) >>
+ VCE_HARVEST_FUSE_MACRO__SHIFT;
+ else
+ tmp = (RREG32_SMC(ixCC_HARVEST_FUSES) &
+ CC_HARVEST_FUSES__VCE_DISABLE_MASK) >>
+ CC_HARVEST_FUSES__VCE_DISABLE__SHIFT;
+
+ switch (tmp) {
+ case 1:
+ return AMDGPU_VCE_HARVEST_VCE0;
+ case 2:
+ return AMDGPU_VCE_HARVEST_VCE1;
+ case 3:
+ return AMDGPU_VCE_HARVEST_VCE0 | AMDGPU_VCE_HARVEST_VCE1;
+ default:
+ if ((adev->asic_type == CHIP_POLARIS10) ||
+ (adev->asic_type == CHIP_POLARIS11) ||
+ (adev->asic_type == CHIP_POLARIS12) ||
+ (adev->asic_type == CHIP_VEGAM))
+ return AMDGPU_VCE_HARVEST_VCE1;
+
+ return 0;
+ }
+}
+
+static int vce_v3_0_early_init(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ adev->vce.harvest_config = vce_v3_0_get_harvest_config(adev);
+
+ if ((adev->vce.harvest_config &
+ (AMDGPU_VCE_HARVEST_VCE0 | AMDGPU_VCE_HARVEST_VCE1)) ==
+ (AMDGPU_VCE_HARVEST_VCE0 | AMDGPU_VCE_HARVEST_VCE1))
+ return -ENOENT;
+
+ adev->vce.num_rings = 3;
+
+ vce_v3_0_set_ring_funcs(adev);
+ vce_v3_0_set_irq_funcs(adev);
+
+ return 0;
+}
+
+static int vce_v3_0_sw_init(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ struct amdgpu_ring *ring;
+ int r, i;
+
+ /* VCE */
+ r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, VISLANDS30_IV_SRCID_VCE_TRAP, &adev->vce.irq);
+ if (r)
+ return r;
+
+ r = amdgpu_vce_sw_init(adev, VCE_V3_0_FW_SIZE +
+ (VCE_V3_0_STACK_SIZE + VCE_V3_0_DATA_SIZE) * 2);
+ if (r)
+ return r;
+
+ /* 52.8.3 required for 3 ring support */
+ if (adev->vce.fw_version < FW_52_8_3)
+ adev->vce.num_rings = 2;
+
+ r = amdgpu_vce_resume(adev);
+ if (r)
+ return r;
+
+ for (i = 0; i < adev->vce.num_rings; i++) {
+ ring = &adev->vce.ring[i];
+ sprintf(ring->name, "vce%d", i);
+ r = amdgpu_ring_init(adev, ring, 512, &adev->vce.irq, 0,
+ AMDGPU_RING_PRIO_DEFAULT);
+ if (r)
+ return r;
+ }
+
+ r = amdgpu_vce_entity_init(adev);
+
+ return r;
+}
+
+static int vce_v3_0_sw_fini(void *handle)
+{
+ int r;
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ r = amdgpu_vce_suspend(adev);
+ if (r)
+ return r;
+
+ return amdgpu_vce_sw_fini(adev);
+}
+
+static int vce_v3_0_hw_init(void *handle)
+{
+ int r, i;
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ vce_v3_0_override_vce_clock_gating(adev, true);
+
+ amdgpu_asic_set_vce_clocks(adev, 10000, 10000);
+
+ for (i = 0; i < adev->vce.num_rings; i++) {
+ r = amdgpu_ring_test_helper(&adev->vce.ring[i]);
+ if (r)
+ return r;
+ }
+
+ DRM_INFO("VCE initialized successfully.\n");
+
+ return 0;
+}
+
+static int vce_v3_0_hw_fini(void *handle)
+{
+ int r;
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ r = vce_v3_0_wait_for_idle(handle);
+ if (r)
+ return r;
+
+ vce_v3_0_stop(adev);
+ return vce_v3_0_set_clockgating_state(adev, AMD_CG_STATE_GATE);
+}
+
+static int vce_v3_0_suspend(void *handle)
+{
+ int r;
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ r = vce_v3_0_hw_fini(adev);
+ if (r)
+ return r;
+
+ return amdgpu_vce_suspend(adev);
+}
+
+static int vce_v3_0_resume(void *handle)
+{
+ int r;
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ r = amdgpu_vce_resume(adev);
+ if (r)
+ return r;
+
+ return vce_v3_0_hw_init(adev);
+}
+
+static void vce_v3_0_mc_resume(struct amdgpu_device *adev, int idx)
+{
+ uint32_t offset, size;
+
+ WREG32_P(mmVCE_CLOCK_GATING_A, 0, ~(1 << 16));
+ WREG32_P(mmVCE_UENC_CLOCK_GATING, 0x1FF000, ~0xFF9FF000);
+ WREG32_P(mmVCE_UENC_REG_CLOCK_GATING, 0x3F, ~0x3F);
+ WREG32(mmVCE_CLOCK_GATING_B, 0x1FF);
+
+ WREG32(mmVCE_LMI_CTRL, 0x00398000);
+ WREG32_P(mmVCE_LMI_CACHE_CTRL, 0x0, ~0x1);
+ WREG32(mmVCE_LMI_SWAP_CNTL, 0);
+ WREG32(mmVCE_LMI_SWAP_CNTL1, 0);
+ WREG32(mmVCE_LMI_VM_CTRL, 0);
+ WREG32_OR(mmVCE_VCPU_CNTL, 0x00100000);
+
+ if (adev->asic_type >= CHIP_STONEY) {
+ WREG32(mmVCE_LMI_VCPU_CACHE_40BIT_BAR0, (adev->vce.gpu_addr >> 8));
+ WREG32(mmVCE_LMI_VCPU_CACHE_40BIT_BAR1, (adev->vce.gpu_addr >> 8));
+ WREG32(mmVCE_LMI_VCPU_CACHE_40BIT_BAR2, (adev->vce.gpu_addr >> 8));
+ } else
+ WREG32(mmVCE_LMI_VCPU_CACHE_40BIT_BAR, (adev->vce.gpu_addr >> 8));
+ offset = AMDGPU_VCE_FIRMWARE_OFFSET;
+ size = VCE_V3_0_FW_SIZE;
+ WREG32(mmVCE_VCPU_CACHE_OFFSET0, offset & 0x7fffffff);
+ WREG32(mmVCE_VCPU_CACHE_SIZE0, size);
+
+ if (idx == 0) {
+ offset += size;
+ size = VCE_V3_0_STACK_SIZE;
+ WREG32(mmVCE_VCPU_CACHE_OFFSET1, offset & 0x7fffffff);
+ WREG32(mmVCE_VCPU_CACHE_SIZE1, size);
+ offset += size;
+ size = VCE_V3_0_DATA_SIZE;
+ WREG32(mmVCE_VCPU_CACHE_OFFSET2, offset & 0x7fffffff);
+ WREG32(mmVCE_VCPU_CACHE_SIZE2, size);
+ } else {
+ offset += size + VCE_V3_0_STACK_SIZE + VCE_V3_0_DATA_SIZE;
+ size = VCE_V3_0_STACK_SIZE;
+ WREG32(mmVCE_VCPU_CACHE_OFFSET1, offset & 0xfffffff);
+ WREG32(mmVCE_VCPU_CACHE_SIZE1, size);
+ offset += size;
+ size = VCE_V3_0_DATA_SIZE;
+ WREG32(mmVCE_VCPU_CACHE_OFFSET2, offset & 0xfffffff);
+ WREG32(mmVCE_VCPU_CACHE_SIZE2, size);
+ }
+
+ WREG32_P(mmVCE_LMI_CTRL2, 0x0, ~0x100);
+ WREG32_FIELD(VCE_SYS_INT_EN, VCE_SYS_INT_TRAP_INTERRUPT_EN, 1);
+}
+
+static bool vce_v3_0_is_idle(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ u32 mask = 0;
+
+ mask |= (adev->vce.harvest_config & AMDGPU_VCE_HARVEST_VCE0) ? 0 : SRBM_STATUS2__VCE0_BUSY_MASK;
+ mask |= (adev->vce.harvest_config & AMDGPU_VCE_HARVEST_VCE1) ? 0 : SRBM_STATUS2__VCE1_BUSY_MASK;
+
+ return !(RREG32(mmSRBM_STATUS2) & mask);
+}
+
+static int vce_v3_0_wait_for_idle(void *handle)
+{
+ unsigned i;
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ for (i = 0; i < adev->usec_timeout; i++)
+ if (vce_v3_0_is_idle(handle))
+ return 0;
+
+ return -ETIMEDOUT;
+}
+
+#define VCE_STATUS_VCPU_REPORT_AUTO_BUSY_MASK 0x00000008L /* AUTO_BUSY */
+#define VCE_STATUS_VCPU_REPORT_RB0_BUSY_MASK 0x00000010L /* RB0_BUSY */
+#define VCE_STATUS_VCPU_REPORT_RB1_BUSY_MASK 0x00000020L /* RB1_BUSY */
+#define AMDGPU_VCE_STATUS_BUSY_MASK (VCE_STATUS_VCPU_REPORT_AUTO_BUSY_MASK | \
+ VCE_STATUS_VCPU_REPORT_RB0_BUSY_MASK)
+
+static bool vce_v3_0_check_soft_reset(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ u32 srbm_soft_reset = 0;
+
+ /* According to VCE team , we should use VCE_STATUS instead
+ * SRBM_STATUS.VCE_BUSY bit for busy status checking.
+ * GRBM_GFX_INDEX.INSTANCE_INDEX is used to specify which VCE
+ * instance's registers are accessed
+ * (0 for 1st instance, 10 for 2nd instance).
+ *
+ *VCE_STATUS
+ *|UENC|ACPI|AUTO ACTIVE|RB1 |RB0 |RB2 | |FW_LOADED|JOB |
+ *|----+----+-----------+----+----+----+----------+---------+----|
+ *|bit8|bit7| bit6 |bit5|bit4|bit3| bit2 | bit1 |bit0|
+ *
+ * VCE team suggest use bit 3--bit 6 for busy status check
+ */
+ mutex_lock(&adev->grbm_idx_mutex);
+ WREG32(mmGRBM_GFX_INDEX, GET_VCE_INSTANCE(0));
+ if (RREG32(mmVCE_STATUS) & AMDGPU_VCE_STATUS_BUSY_MASK) {
+ srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_VCE0, 1);
+ srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_VCE1, 1);
+ }
+ WREG32(mmGRBM_GFX_INDEX, GET_VCE_INSTANCE(1));
+ if (RREG32(mmVCE_STATUS) & AMDGPU_VCE_STATUS_BUSY_MASK) {
+ srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_VCE0, 1);
+ srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_VCE1, 1);
+ }
+ WREG32(mmGRBM_GFX_INDEX, GET_VCE_INSTANCE(0));
+ mutex_unlock(&adev->grbm_idx_mutex);
+
+ if (srbm_soft_reset) {
+ adev->vce.srbm_soft_reset = srbm_soft_reset;
+ return true;
+ } else {
+ adev->vce.srbm_soft_reset = 0;
+ return false;
+ }
+}
+
+static int vce_v3_0_soft_reset(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ u32 srbm_soft_reset;
+
+ if (!adev->vce.srbm_soft_reset)
+ return 0;
+ srbm_soft_reset = adev->vce.srbm_soft_reset;
+
+ if (srbm_soft_reset) {
+ u32 tmp;
+
+ tmp = RREG32(mmSRBM_SOFT_RESET);
+ tmp |= srbm_soft_reset;
+ dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
+ WREG32(mmSRBM_SOFT_RESET, tmp);
+ tmp = RREG32(mmSRBM_SOFT_RESET);
+
+ udelay(50);
+
+ tmp &= ~srbm_soft_reset;
+ WREG32(mmSRBM_SOFT_RESET, tmp);
+ tmp = RREG32(mmSRBM_SOFT_RESET);
+
+ /* Wait a little for things to settle down */
+ udelay(50);
+ }
+
+ return 0;
+}
+
+static int vce_v3_0_pre_soft_reset(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ if (!adev->vce.srbm_soft_reset)
+ return 0;
+
+ mdelay(5);
+
+ return vce_v3_0_suspend(adev);
+}
+
+
+static int vce_v3_0_post_soft_reset(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ if (!adev->vce.srbm_soft_reset)
+ return 0;
+
+ mdelay(5);
+
+ return vce_v3_0_resume(adev);
+}
+
+static int vce_v3_0_set_interrupt_state(struct amdgpu_device *adev,
+ struct amdgpu_irq_src *source,
+ unsigned type,
+ enum amdgpu_interrupt_state state)
+{
+ uint32_t val = 0;
+
+ if (state == AMDGPU_IRQ_STATE_ENABLE)
+ val |= VCE_SYS_INT_EN__VCE_SYS_INT_TRAP_INTERRUPT_EN_MASK;
+
+ WREG32_P(mmVCE_SYS_INT_EN, val, ~VCE_SYS_INT_EN__VCE_SYS_INT_TRAP_INTERRUPT_EN_MASK);
+ return 0;
+}
+
+static int vce_v3_0_process_interrupt(struct amdgpu_device *adev,
+ struct amdgpu_irq_src *source,
+ struct amdgpu_iv_entry *entry)
+{
+ DRM_DEBUG("IH: VCE\n");
+
+ WREG32_FIELD(VCE_SYS_INT_STATUS, VCE_SYS_INT_TRAP_INTERRUPT_INT, 1);
+
+ switch (entry->src_data[0]) {
+ case 0:
+ case 1:
+ case 2:
+ amdgpu_fence_process(&adev->vce.ring[entry->src_data[0]]);
+ break;
+ default:
+ DRM_ERROR("Unhandled interrupt: %d %d\n",
+ entry->src_id, entry->src_data[0]);
+ break;
+ }
+
+ return 0;
+}
+
+static int vce_v3_0_set_clockgating_state(void *handle,
+ enum amd_clockgating_state state)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ bool enable = (state == AMD_CG_STATE_GATE);
+ int i;
+
+ if (!(adev->cg_flags & AMD_CG_SUPPORT_VCE_MGCG))
+ return 0;
+
+ mutex_lock(&adev->grbm_idx_mutex);
+ for (i = 0; i < 2; i++) {
+ /* Program VCE Instance 0 or 1 if not harvested */
+ if (adev->vce.harvest_config & (1 << i))
+ continue;
+
+ WREG32(mmGRBM_GFX_INDEX, GET_VCE_INSTANCE(i));
+
+ if (!enable) {
+ /* initialize VCE_CLOCK_GATING_A: Clock ON/OFF delay */
+ uint32_t data = RREG32(mmVCE_CLOCK_GATING_A);
+ data &= ~(0xf | 0xff0);
+ data |= ((0x0 << 0) | (0x04 << 4));
+ WREG32(mmVCE_CLOCK_GATING_A, data);
+
+ /* initialize VCE_UENC_CLOCK_GATING: Clock ON/OFF delay */
+ data = RREG32(mmVCE_UENC_CLOCK_GATING);
+ data &= ~(0xf | 0xff0);
+ data |= ((0x0 << 0) | (0x04 << 4));
+ WREG32(mmVCE_UENC_CLOCK_GATING, data);
+ }
+
+ vce_v3_0_set_vce_sw_clock_gating(adev, enable);
+ }
+
+ WREG32(mmGRBM_GFX_INDEX, mmGRBM_GFX_INDEX_DEFAULT);
+ mutex_unlock(&adev->grbm_idx_mutex);
+
+ return 0;
+}
+
+static int vce_v3_0_set_powergating_state(void *handle,
+ enum amd_powergating_state state)
+{
+ /* This doesn't actually powergate the VCE block.
+ * That's done in the dpm code via the SMC. This
+ * just re-inits the block as necessary. The actual
+ * gating still happens in the dpm code. We should
+ * revisit this when there is a cleaner line between
+ * the smc and the hw blocks
+ */
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int ret = 0;
+
+ if (state == AMD_PG_STATE_GATE) {
+ ret = vce_v3_0_stop(adev);
+ if (ret)
+ goto out;
+ } else {
+ ret = vce_v3_0_start(adev);
+ if (ret)
+ goto out;
+ }
+
+out:
+ return ret;
+}
+
+static void vce_v3_0_get_clockgating_state(void *handle, u32 *flags)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int data;
+
+ mutex_lock(&adev->pm.mutex);
+
+ if (adev->flags & AMD_IS_APU)
+ data = RREG32_SMC(ixCURRENT_PG_STATUS_APU);
+ else
+ data = RREG32_SMC(ixCURRENT_PG_STATUS);
+
+ if (data & CURRENT_PG_STATUS__VCE_PG_STATUS_MASK) {
+ DRM_INFO("Cannot get clockgating state when VCE is powergated.\n");
+ goto out;
+ }
+
+ WREG32_FIELD(GRBM_GFX_INDEX, VCE_INSTANCE, 0);
+
+ /* AMD_CG_SUPPORT_VCE_MGCG */
+ data = RREG32(mmVCE_CLOCK_GATING_A);
+ if (data & (0x04 << 4))
+ *flags |= AMD_CG_SUPPORT_VCE_MGCG;
+
+out:
+ mutex_unlock(&adev->pm.mutex);
+}
+
+static void vce_v3_0_ring_emit_ib(struct amdgpu_ring *ring,
+ struct amdgpu_job *job,
+ struct amdgpu_ib *ib,
+ uint32_t flags)
+{
+ unsigned vmid = AMDGPU_JOB_GET_VMID(job);
+
+ amdgpu_ring_write(ring, VCE_CMD_IB_VM);
+ amdgpu_ring_write(ring, vmid);
+ amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
+ amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
+ amdgpu_ring_write(ring, ib->length_dw);
+}
+
+static void vce_v3_0_emit_vm_flush(struct amdgpu_ring *ring,
+ unsigned int vmid, uint64_t pd_addr)
+{
+ amdgpu_ring_write(ring, VCE_CMD_UPDATE_PTB);
+ amdgpu_ring_write(ring, vmid);
+ amdgpu_ring_write(ring, pd_addr >> 12);
+
+ amdgpu_ring_write(ring, VCE_CMD_FLUSH_TLB);
+ amdgpu_ring_write(ring, vmid);
+ amdgpu_ring_write(ring, VCE_CMD_END);
+}
+
+static void vce_v3_0_emit_pipeline_sync(struct amdgpu_ring *ring)
+{
+ uint32_t seq = ring->fence_drv.sync_seq;
+ uint64_t addr = ring->fence_drv.gpu_addr;
+
+ amdgpu_ring_write(ring, VCE_CMD_WAIT_GE);
+ amdgpu_ring_write(ring, lower_32_bits(addr));
+ amdgpu_ring_write(ring, upper_32_bits(addr));
+ amdgpu_ring_write(ring, seq);
+}
+
+static const struct amd_ip_funcs vce_v3_0_ip_funcs = {
+ .name = "vce_v3_0",
+ .early_init = vce_v3_0_early_init,
+ .late_init = NULL,
+ .sw_init = vce_v3_0_sw_init,
+ .sw_fini = vce_v3_0_sw_fini,
+ .hw_init = vce_v3_0_hw_init,
+ .hw_fini = vce_v3_0_hw_fini,
+ .suspend = vce_v3_0_suspend,
+ .resume = vce_v3_0_resume,
+ .is_idle = vce_v3_0_is_idle,
+ .wait_for_idle = vce_v3_0_wait_for_idle,
+ .check_soft_reset = vce_v3_0_check_soft_reset,
+ .pre_soft_reset = vce_v3_0_pre_soft_reset,
+ .soft_reset = vce_v3_0_soft_reset,
+ .post_soft_reset = vce_v3_0_post_soft_reset,
+ .set_clockgating_state = vce_v3_0_set_clockgating_state,
+ .set_powergating_state = vce_v3_0_set_powergating_state,
+ .get_clockgating_state = vce_v3_0_get_clockgating_state,
+};
+
+static const struct amdgpu_ring_funcs vce_v3_0_ring_phys_funcs = {
+ .type = AMDGPU_RING_TYPE_VCE,
+ .align_mask = 0xf,
+ .nop = VCE_CMD_NO_OP,
+ .support_64bit_ptrs = false,
+ .no_user_fence = true,
+ .get_rptr = vce_v3_0_ring_get_rptr,
+ .get_wptr = vce_v3_0_ring_get_wptr,
+ .set_wptr = vce_v3_0_ring_set_wptr,
+ .parse_cs = amdgpu_vce_ring_parse_cs,
+ .emit_frame_size =
+ 4 + /* vce_v3_0_emit_pipeline_sync */
+ 6, /* amdgpu_vce_ring_emit_fence x1 no user fence */
+ .emit_ib_size = 4, /* amdgpu_vce_ring_emit_ib */
+ .emit_ib = amdgpu_vce_ring_emit_ib,
+ .emit_fence = amdgpu_vce_ring_emit_fence,
+ .test_ring = amdgpu_vce_ring_test_ring,
+ .test_ib = amdgpu_vce_ring_test_ib,
+ .insert_nop = amdgpu_ring_insert_nop,
+ .pad_ib = amdgpu_ring_generic_pad_ib,
+ .begin_use = amdgpu_vce_ring_begin_use,
+ .end_use = amdgpu_vce_ring_end_use,
+};
+
+static const struct amdgpu_ring_funcs vce_v3_0_ring_vm_funcs = {
+ .type = AMDGPU_RING_TYPE_VCE,
+ .align_mask = 0xf,
+ .nop = VCE_CMD_NO_OP,
+ .support_64bit_ptrs = false,
+ .no_user_fence = true,
+ .get_rptr = vce_v3_0_ring_get_rptr,
+ .get_wptr = vce_v3_0_ring_get_wptr,
+ .set_wptr = vce_v3_0_ring_set_wptr,
+ .parse_cs = amdgpu_vce_ring_parse_cs_vm,
+ .emit_frame_size =
+ 6 + /* vce_v3_0_emit_vm_flush */
+ 4 + /* vce_v3_0_emit_pipeline_sync */
+ 6 + 6, /* amdgpu_vce_ring_emit_fence x2 vm fence */
+ .emit_ib_size = 5, /* vce_v3_0_ring_emit_ib */
+ .emit_ib = vce_v3_0_ring_emit_ib,
+ .emit_vm_flush = vce_v3_0_emit_vm_flush,
+ .emit_pipeline_sync = vce_v3_0_emit_pipeline_sync,
+ .emit_fence = amdgpu_vce_ring_emit_fence,
+ .test_ring = amdgpu_vce_ring_test_ring,
+ .test_ib = amdgpu_vce_ring_test_ib,
+ .insert_nop = amdgpu_ring_insert_nop,
+ .pad_ib = amdgpu_ring_generic_pad_ib,
+ .begin_use = amdgpu_vce_ring_begin_use,
+ .end_use = amdgpu_vce_ring_end_use,
+};
+
+static void vce_v3_0_set_ring_funcs(struct amdgpu_device *adev)
+{
+ int i;
+
+ if (adev->asic_type >= CHIP_STONEY) {
+ for (i = 0; i < adev->vce.num_rings; i++) {
+ adev->vce.ring[i].funcs = &vce_v3_0_ring_vm_funcs;
+ adev->vce.ring[i].me = i;
+ }
+ DRM_INFO("VCE enabled in VM mode\n");
+ } else {
+ for (i = 0; i < adev->vce.num_rings; i++) {
+ adev->vce.ring[i].funcs = &vce_v3_0_ring_phys_funcs;
+ adev->vce.ring[i].me = i;
+ }
+ DRM_INFO("VCE enabled in physical mode\n");
+ }
+}
+
+static const struct amdgpu_irq_src_funcs vce_v3_0_irq_funcs = {
+ .set = vce_v3_0_set_interrupt_state,
+ .process = vce_v3_0_process_interrupt,
+};
+
+static void vce_v3_0_set_irq_funcs(struct amdgpu_device *adev)
+{
+ adev->vce.irq.num_types = 1;
+ adev->vce.irq.funcs = &vce_v3_0_irq_funcs;
+};
+
+const struct amdgpu_ip_block_version vce_v3_0_ip_block =
+{
+ .type = AMD_IP_BLOCK_TYPE_VCE,
+ .major = 3,
+ .minor = 0,
+ .rev = 0,
+ .funcs = &vce_v3_0_ip_funcs,
+};
+
+const struct amdgpu_ip_block_version vce_v3_1_ip_block =
+{
+ .type = AMD_IP_BLOCK_TYPE_VCE,
+ .major = 3,
+ .minor = 1,
+ .rev = 0,
+ .funcs = &vce_v3_0_ip_funcs,
+};
+
+const struct amdgpu_ip_block_version vce_v3_4_ip_block =
+{
+ .type = AMD_IP_BLOCK_TYPE_VCE,
+ .major = 3,
+ .minor = 4,
+ .rev = 0,
+ .funcs = &vce_v3_0_ip_funcs,
+};