--- /dev/null
+/*
+ * Copyright 2022 Advanced Micro Devices, Inc.
+ *
+ * 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, sublicense,
+ * 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 above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * 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 NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
+ *
+ */
+
+#include "amdgpu.h"
+#include "amdgpu_jpeg.h"
+#include "soc15.h"
+#include "soc15d.h"
+#include "jpeg_v4_0_3.h"
+
+#include "vcn/vcn_4_0_3_offset.h"
+#include "vcn/vcn_4_0_3_sh_mask.h"
+#include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
+
+enum jpeg_engin_status {
+ UVD_PGFSM_STATUS__UVDJ_PWR_ON = 0,
+ UVD_PGFSM_STATUS__UVDJ_PWR_OFF = 2,
+};
+
+static void jpeg_v4_0_3_set_dec_ring_funcs(struct amdgpu_device *adev);
+static void jpeg_v4_0_3_set_irq_funcs(struct amdgpu_device *adev);
+static int jpeg_v4_0_3_set_powergating_state(void *handle,
+ enum amd_powergating_state state);
+
+/**
+ * jpeg_v4_0_3_early_init - set function pointers
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Set ring and irq function pointers
+ */
+static int jpeg_v4_0_3_early_init(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ jpeg_v4_0_3_set_dec_ring_funcs(adev);
+ jpeg_v4_0_3_set_irq_funcs(adev);
+
+ return 0;
+}
+
+/**
+ * jpeg_v4_0_3_sw_init - sw init for JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Load firmware and sw initialization
+ */
+static int jpeg_v4_0_3_sw_init(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ struct amdgpu_ring *ring;
+ int r;
+
+ /* JPEG TRAP */
+ r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
+ VCN_2_0__SRCID__JPEG_DECODE, &adev->jpeg.inst->irq);
+ if (r)
+ return r;
+
+ r = amdgpu_jpeg_sw_init(adev);
+ if (r)
+ return r;
+
+ r = amdgpu_jpeg_resume(adev);
+ if (r)
+ return r;
+
+ ring = &adev->jpeg.inst->ring_dec;
+ ring->use_doorbell = false;
+ ring->vm_hub = AMDGPU_MMHUB0(0);
+ sprintf(ring->name, "jpeg_dec");
+ r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq, 0,
+ AMDGPU_RING_PRIO_DEFAULT, NULL);
+ if (r)
+ return r;
+
+ adev->jpeg.internal.jpeg_pitch = regUVD_JPEG_PITCH_INTERNAL_OFFSET;
+ adev->jpeg.inst->external.jpeg_pitch = SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_PITCH);
+
+ return 0;
+}
+
+/**
+ * jpeg_v4_0_3_sw_fini - sw fini for JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * JPEG suspend and free up sw allocation
+ */
+static int jpeg_v4_0_3_sw_fini(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int r;
+
+ r = amdgpu_jpeg_suspend(adev);
+ if (r)
+ return r;
+
+ r = amdgpu_jpeg_sw_fini(adev);
+
+ return r;
+}
+
+/**
+ * jpeg_v4_0_3_hw_init - start and test JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ */
+static int jpeg_v4_0_3_hw_init(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
+ int r;
+
+ r = amdgpu_ring_test_helper(ring);
+ if (!r)
+ DRM_DEV_INFO(adev->dev, "JPEG decode initialized successfully.\n");
+
+ return r;
+}
+
+/**
+ * jpeg_v4_0_3_hw_fini - stop the hardware block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Stop the JPEG block, mark ring as not ready any more
+ */
+static int jpeg_v4_0_3_hw_fini(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ cancel_delayed_work_sync(&adev->jpeg.idle_work);
+
+ if (adev->jpeg.cur_state != AMD_PG_STATE_GATE)
+ jpeg_v4_0_3_set_powergating_state(adev, AMD_PG_STATE_GATE);
+
+ return 0;
+}
+
+/**
+ * jpeg_v4_0_3_suspend - suspend JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * HW fini and suspend JPEG block
+ */
+static int jpeg_v4_0_3_suspend(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int r;
+
+ r = jpeg_v4_0_3_hw_fini(adev);
+ if (r)
+ return r;
+
+ r = amdgpu_jpeg_suspend(adev);
+
+ return r;
+}
+
+/**
+ * jpeg_v4_0_3_resume - resume JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Resume firmware and hw init JPEG block
+ */
+static int jpeg_v4_0_3_resume(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int r;
+
+ r = amdgpu_jpeg_resume(adev);
+ if (r)
+ return r;
+
+ r = jpeg_v4_0_3_hw_init(adev);
+
+ return r;
+}
+
+static void jpeg_v4_0_3_disable_clock_gating(struct amdgpu_device *adev)
+{
+ uint32_t data;
+
+ data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL);
+ if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
+ data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+ else
+ data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+
+ data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
+ data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
+ WREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL, data);
+
+ data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE);
+ data &= ~(JPEG_CGC_GATE__JPEG0_DEC_MASK
+ | JPEG_CGC_GATE__JPEG2_DEC_MASK
+ | JPEG_CGC_GATE__JMCIF_MASK
+ | JPEG_CGC_GATE__JRBBM_MASK);
+ WREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE, data);
+}
+
+static void jpeg_v4_0_3_enable_clock_gating(struct amdgpu_device *adev)
+{
+ uint32_t data;
+
+ data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL);
+ if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
+ data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+ else
+ data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+
+ data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
+ data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
+ WREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL, data);
+
+ data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE);
+ data |= (JPEG_CGC_GATE__JPEG0_DEC_MASK
+ |JPEG_CGC_GATE__JPEG2_DEC_MASK
+ |JPEG_CGC_GATE__JMCIF_MASK
+ |JPEG_CGC_GATE__JRBBM_MASK);
+ WREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE, data);
+}
+
+/**
+ * jpeg_v4_0_3_start - start JPEG block
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Setup and start the JPEG block
+ */
+static int jpeg_v4_0_3_start(struct amdgpu_device *adev)
+{
+ struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
+
+ WREG32_SOC15(JPEG, 0, regUVD_PGFSM_CONFIG,
+ 1 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT);
+ SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_PGFSM_STATUS,
+ UVD_PGFSM_STATUS__UVDJ_PWR_ON <<
+ UVD_PGFSM_STATUS__UVDJ_PWR_STATUS__SHIFT,
+ UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
+
+ /* disable anti hang mechanism */
+ WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_POWER_STATUS), 0,
+ ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
+
+ /* JPEG disable CGC */
+ jpeg_v4_0_3_disable_clock_gating(adev);
+
+ /* MJPEG global tiling registers */
+ WREG32_SOC15(JPEG, 0, regJPEG_DEC_GFX8_ADDR_CONFIG,
+ adev->gfx.config.gb_addr_config);
+ WREG32_SOC15(JPEG, 0, regJPEG_DEC_GFX10_ADDR_CONFIG,
+ adev->gfx.config.gb_addr_config);
+
+ /* enable JMI channel */
+ WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JMI_CNTL), 0,
+ ~UVD_JMI_CNTL__SOFT_RESET_MASK);
+
+ /* enable System Interrupt for JRBC */
+ WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regJPEG_SYS_INT_EN),
+ JPEG_SYS_INT_EN__DJRBC0_MASK,
+ ~JPEG_SYS_INT_EN__DJRBC0_MASK);
+
+ WREG32_SOC15(JPEG, 0, regUVD_JMI0_UVD_LMI_JRBC_RB_VMID, 0);
+ WREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
+ WREG32_SOC15(JPEG, 0, regUVD_JMI0_UVD_LMI_JRBC_RB_64BIT_BAR_LOW,
+ lower_32_bits(ring->gpu_addr));
+ WREG32_SOC15(JPEG, 0, regUVD_JMI0_UVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
+ upper_32_bits(ring->gpu_addr));
+ WREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_RPTR, 0);
+ WREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_WPTR, 0);
+ WREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_CNTL, 0x00000002L);
+ WREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_SIZE, ring->ring_size / 4);
+ ring->wptr = RREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_WPTR);
+
+ return 0;
+}
+
+/**
+ * jpeg_v4_0_3_stop - stop JPEG block
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * stop the JPEG block
+ */
+static int jpeg_v4_0_3_stop(struct amdgpu_device *adev)
+{
+ /* reset JMI */
+ WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JMI_CNTL),
+ UVD_JMI_CNTL__SOFT_RESET_MASK,
+ ~UVD_JMI_CNTL__SOFT_RESET_MASK);
+
+ jpeg_v4_0_3_enable_clock_gating(adev);
+
+ /* enable anti hang mechanism */
+ WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_POWER_STATUS),
+ UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK,
+ ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
+
+ WREG32_SOC15(JPEG, 0, regUVD_PGFSM_CONFIG,
+ 2 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT);
+ SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_PGFSM_STATUS,
+ UVD_PGFSM_STATUS__UVDJ_PWR_OFF <<
+ UVD_PGFSM_STATUS__UVDJ_PWR_STATUS__SHIFT,
+ UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
+
+ return 0;
+}
+
+/**
+ * jpeg_v4_0_3_dec_ring_get_rptr - get read pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Returns the current hardware read pointer
+ */
+static uint64_t jpeg_v4_0_3_dec_ring_get_rptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+
+ return RREG32_SOC15(JPEG, ring->me, regUVD_JRBC0_UVD_JRBC_RB_RPTR);
+}
+
+/**
+ * jpeg_v4_0_3_dec_ring_get_wptr - get write pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Returns the current hardware write pointer
+ */
+static uint64_t jpeg_v4_0_3_dec_ring_get_wptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+
+ if (ring->use_doorbell)
+ return adev->wb.wb[ring->wptr_offs];
+ else
+ return RREG32_SOC15(JPEG, ring->me, regUVD_JRBC0_UVD_JRBC_RB_WPTR);
+}
+
+/**
+ * jpeg_v4_0_3_dec_ring_set_wptr - set write pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Commits the write pointer to the hardware
+ */
+static void jpeg_v4_0_3_dec_ring_set_wptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+
+ if (ring->use_doorbell) {
+ adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
+ WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
+ } else {
+ WREG32_SOC15(JPEG, ring->me,
+ regUVD_JRBC0_UVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
+ }
+}
+
+/**
+ * jpeg_v4_0_3_dec_ring_insert_start - insert a start command
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Write a start command to the ring.
+ */
+static void jpeg_v4_0_3_dec_ring_insert_start(struct amdgpu_ring *ring)
+{
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, 0x62a04);/* TODO: PCTL0_MMHUB_DEEPSLEEP_IB */
+
+ amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, 0x80004000);
+}
+
+/**
+ * jpeg_v4_0_3_dec_ring_insert_end - insert a end command
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Write a end command to the ring.
+ */
+static void jpeg_v4_0_3_dec_ring_insert_end(struct amdgpu_ring *ring)
+{
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, 0x62a04);
+
+ amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, 0x00004000);
+}
+
+/**
+ * jpeg_v4_0_3_dec_ring_emit_fence - emit an fence & trap command
+ *
+ * @ring: amdgpu_ring pointer
+ * @addr: address
+ * @seq: sequence number
+ * @flags: fence related flags
+ *
+ * Write a fence and a trap command to the ring.
+ */
+static void jpeg_v4_0_3_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
+ unsigned int flags)
+{
+ WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JPEG_GPCOM_DATA0_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, seq);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JPEG_GPCOM_DATA1_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, seq);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_LOW_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, lower_32_bits(addr));
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_HIGH_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, upper_32_bits(addr));
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, 0x8);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET,
+ 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE4));
+ amdgpu_ring_write(ring, 0);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, 0x3fbc);
+
+ amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, 0x1);
+
+ amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE7));
+ amdgpu_ring_write(ring, 0);
+}
+
+/**
+ * jpeg_v4_0_3_dec_ring_emit_ib - execute indirect buffer
+ *
+ * @ring: amdgpu_ring pointer
+ * @job: job to retrieve vmid from
+ * @ib: indirect buffer to execute
+ * @flags: unused
+ *
+ * Write ring commands to execute the indirect buffer.
+ */
+static void jpeg_v4_0_3_dec_ring_emit_ib(struct amdgpu_ring *ring,
+ struct amdgpu_job *job,
+ struct amdgpu_ib *ib,
+ uint32_t flags)
+{
+ unsigned int vmid = AMDGPU_JOB_GET_VMID(job);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_LMI_JRBC_IB_VMID_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, (vmid | (vmid << 4)));
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_LMI_JPEG_VMID_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, (vmid | (vmid << 4)));
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_LMI_JRBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_LMI_JRBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_IB_SIZE_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, ib->length_dw);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, lower_32_bits(ring->gpu_addr));
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, upper_32_bits(ring->gpu_addr));
+
+ amdgpu_ring_write(ring, PACKETJ(0, 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE2));
+ amdgpu_ring_write(ring, 0);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, 0x01400200);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, 0x2);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_STATUS_INTERNAL_OFFSET,
+ 0, PACKETJ_CONDITION_CHECK3, PACKETJ_TYPE3));
+ amdgpu_ring_write(ring, 0x2);
+}
+
+static void jpeg_v4_0_3_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
+ uint32_t val, uint32_t mask)
+{
+ uint32_t reg_offset = (reg << 2);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, 0x01400200);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ amdgpu_ring_write(ring, val);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ if (reg_offset >= 0x10000 && reg_offset <= 0x105ff) {
+ amdgpu_ring_write(ring, 0);
+ amdgpu_ring_write(ring,
+ PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE3));
+ } else {
+ amdgpu_ring_write(ring, reg_offset);
+ amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
+ 0, 0, PACKETJ_TYPE3));
+ }
+ amdgpu_ring_write(ring, mask);
+}
+
+static void jpeg_v4_0_3_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
+ unsigned int vmid, uint64_t pd_addr)
+{
+ struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
+ uint32_t data0, data1, mask;
+
+ pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
+
+ /* wait for register write */
+ data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
+ data1 = lower_32_bits(pd_addr);
+ mask = 0xffffffff;
+ jpeg_v4_0_3_dec_ring_emit_reg_wait(ring, data0, data1, mask);
+}
+
+static void jpeg_v4_0_3_dec_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val)
+{
+ uint32_t reg_offset = (reg << 2);
+
+ amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
+ 0, 0, PACKETJ_TYPE0));
+ if (reg_offset >= 0x10000 && reg_offset <= 0x105ff) {
+ amdgpu_ring_write(ring, 0);
+ amdgpu_ring_write(ring,
+ PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE0));
+ } else {
+ amdgpu_ring_write(ring, reg_offset);
+ amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
+ 0, 0, PACKETJ_TYPE0));
+ }
+ amdgpu_ring_write(ring, val);
+}
+
+static void jpeg_v4_0_3_dec_ring_nop(struct amdgpu_ring *ring, uint32_t count)
+{
+ int i;
+
+ WARN_ON(ring->wptr % 2 || count % 2);
+
+ for (i = 0; i < count / 2; i++) {
+ amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE6));
+ amdgpu_ring_write(ring, 0);
+ }
+}
+
+static bool jpeg_v4_0_3_is_idle(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ return ((RREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_STATUS) &
+ UVD_JRBC0_UVD_JRBC_STATUS__RB_JOB_DONE_MASK) ==
+ UVD_JRBC0_UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
+}
+
+static int jpeg_v4_0_3_wait_for_idle(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int ret;
+
+ ret = SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_JRBC0_UVD_JRBC_STATUS,
+ UVD_JRBC0_UVD_JRBC_STATUS__RB_JOB_DONE_MASK,
+ UVD_JRBC0_UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
+ return ret;
+}
+
+static int jpeg_v4_0_3_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);
+
+ if (enable) {
+ if (!jpeg_v4_0_3_is_idle(handle))
+ return -EBUSY;
+ jpeg_v4_0_3_enable_clock_gating(adev);
+ } else {
+ jpeg_v4_0_3_disable_clock_gating(adev);
+ }
+
+ return 0;
+}
+
+static int jpeg_v4_0_3_set_powergating_state(void *handle,
+ enum amd_powergating_state state)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int ret;
+
+ if (state == adev->jpeg.cur_state)
+ return 0;
+
+ if (state == AMD_PG_STATE_GATE)
+ ret = jpeg_v4_0_3_stop(adev);
+ else
+ ret = jpeg_v4_0_3_start(adev);
+
+ if (!ret)
+ adev->jpeg.cur_state = state;
+
+ return ret;
+}
+
+static int jpeg_v4_0_3_set_interrupt_state(struct amdgpu_device *adev,
+ struct amdgpu_irq_src *source,
+ unsigned int type,
+ enum amdgpu_interrupt_state state)
+{
+ return 0;
+}
+
+static int jpeg_v4_0_3_process_interrupt(struct amdgpu_device *adev,
+ struct amdgpu_irq_src *source,
+ struct amdgpu_iv_entry *entry)
+{
+ DRM_DEV_DEBUG(adev->dev, "IH: JPEG TRAP\n");
+
+ switch (entry->src_id) {
+ case VCN_2_0__SRCID__JPEG_DECODE:
+ amdgpu_fence_process(&adev->jpeg.inst->ring_dec);
+ break;
+ default:
+ DRM_DEV_ERROR(adev->dev, "Unhandled interrupt: %d %d\n",
+ entry->src_id, entry->src_data[0]);
+ break;
+ }
+
+ return 0;
+}
+
+static const struct amd_ip_funcs jpeg_v4_0_3_ip_funcs = {
+ .name = "jpeg_v4_0_3",
+ .early_init = jpeg_v4_0_3_early_init,
+ .late_init = NULL,
+ .sw_init = jpeg_v4_0_3_sw_init,
+ .sw_fini = jpeg_v4_0_3_sw_fini,
+ .hw_init = jpeg_v4_0_3_hw_init,
+ .hw_fini = jpeg_v4_0_3_hw_fini,
+ .suspend = jpeg_v4_0_3_suspend,
+ .resume = jpeg_v4_0_3_resume,
+ .is_idle = jpeg_v4_0_3_is_idle,
+ .wait_for_idle = jpeg_v4_0_3_wait_for_idle,
+ .check_soft_reset = NULL,
+ .pre_soft_reset = NULL,
+ .soft_reset = NULL,
+ .post_soft_reset = NULL,
+ .set_clockgating_state = jpeg_v4_0_3_set_clockgating_state,
+ .set_powergating_state = jpeg_v4_0_3_set_powergating_state,
+};
+
+static const struct amdgpu_ring_funcs jpeg_v4_0_3_dec_ring_vm_funcs = {
+ .type = AMDGPU_RING_TYPE_VCN_JPEG,
+ .align_mask = 0xf,
+ .get_rptr = jpeg_v4_0_3_dec_ring_get_rptr,
+ .get_wptr = jpeg_v4_0_3_dec_ring_get_wptr,
+ .set_wptr = jpeg_v4_0_3_dec_ring_set_wptr,
+ .emit_frame_size =
+ SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
+ SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
+ 8 + /* jpeg_v4_0_3_dec_ring_emit_vm_flush */
+ 18 + 18 + /* jpeg_v4_0_3_dec_ring_emit_fence x2 vm fence */
+ 8 + 16,
+ .emit_ib_size = 22, /* jpeg_v4_0_3_dec_ring_emit_ib */
+ .emit_ib = jpeg_v4_0_3_dec_ring_emit_ib,
+ .emit_fence = jpeg_v4_0_3_dec_ring_emit_fence,
+ .emit_vm_flush = jpeg_v4_0_3_dec_ring_emit_vm_flush,
+ .test_ring = amdgpu_jpeg_dec_ring_test_ring,
+ .test_ib = amdgpu_jpeg_dec_ring_test_ib,
+ .insert_nop = jpeg_v4_0_3_dec_ring_nop,
+ .insert_start = jpeg_v4_0_3_dec_ring_insert_start,
+ .insert_end = jpeg_v4_0_3_dec_ring_insert_end,
+ .pad_ib = amdgpu_ring_generic_pad_ib,
+ .begin_use = amdgpu_jpeg_ring_begin_use,
+ .end_use = amdgpu_jpeg_ring_end_use,
+ .emit_wreg = jpeg_v4_0_3_dec_ring_emit_wreg,
+ .emit_reg_wait = jpeg_v4_0_3_dec_ring_emit_reg_wait,
+ .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
+};
+
+static void jpeg_v4_0_3_set_dec_ring_funcs(struct amdgpu_device *adev)
+{
+ adev->jpeg.inst->ring_dec.funcs = &jpeg_v4_0_3_dec_ring_vm_funcs;
+ adev->jpeg.inst->ring_dec.me = 0;
+ DRM_DEV_INFO(adev->dev, "JPEG decode is enabled in VM mode\n");
+}
+
+static const struct amdgpu_irq_src_funcs jpeg_v4_0_3_irq_funcs = {
+ .set = jpeg_v4_0_3_set_interrupt_state,
+ .process = jpeg_v4_0_3_process_interrupt,
+};
+
+static void jpeg_v4_0_3_set_irq_funcs(struct amdgpu_device *adev)
+{
+ adev->jpeg.inst->irq.num_types = 1;
+ adev->jpeg.inst->irq.funcs = &jpeg_v4_0_3_irq_funcs;
+}
+
+const struct amdgpu_ip_block_version jpeg_v4_0_3_ip_block = {
+ .type = AMD_IP_BLOCK_TYPE_JPEG,
+ .major = 4,
+ .minor = 0,
+ .rev = 3,
+ .funcs = &jpeg_v4_0_3_ip_funcs,
+};
projects / platform / kernel / linux-rpi.git / commitdiff