drm/amdgpu: move JPEG2.5 out from VCN2.5

And clean up the duplicated stuff

Signed-off-by: Leo Liu <[e-mail]>
Reviewed-by: Alex Deucher <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

drivers/gpu/drm/amd/amdgpu/Makefile

···
 	vcn_v2_5.o \
 	amdgpu_jpeg.o \
 	jpeg_v1_0.o \
-	jpeg_v2_0.o
+	jpeg_v2_0.o \
+	jpeg_v2_5.o
 
 # add ATHUB block
 amdgpu-y += \

drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h

···
 
 #define AMDGPU_MAX_JPEG_INSTANCES	2
 
+#define AMDGPU_JPEG_HARVEST_JPEG0 (1 << 0)
+#define AMDGPU_JPEG_HARVEST_JPEG1 (1 << 1)
+
 struct amdgpu_jpeg_reg{
 	unsigned jpeg_pitch;
 };

drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c

···
 	amdgpu_bo_unref(&bo);
 	return r;
 }
-
-int amdgpu_vcn_jpeg_ring_test_ring(struct amdgpu_ring *ring)
-{
-	struct amdgpu_device *adev = ring->adev;
-	uint32_t tmp = 0;
-	unsigned i;
-	int r;
-
-	WREG32(adev->vcn.inst[ring->me].external.jpeg_pitch, 0xCAFEDEAD);
-	r = amdgpu_ring_alloc(ring, 3);
-	if (r)
-		return r;
-
-	amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.jpeg_pitch, 0));
-	amdgpu_ring_write(ring, 0xDEADBEEF);
-	amdgpu_ring_commit(ring);
-
-	for (i = 0; i < adev->usec_timeout; i++) {
-		tmp = RREG32(adev->vcn.inst[ring->me].external.jpeg_pitch);
-		if (tmp == 0xDEADBEEF)
-			break;
-		udelay(1);
-	}
-
-	if (i >= adev->usec_timeout)
-		r = -ETIMEDOUT;
-
-	return r;
-}
-
-static int amdgpu_vcn_jpeg_set_reg(struct amdgpu_ring *ring, uint32_t handle,
-		struct dma_fence **fence)
-{
-	struct amdgpu_device *adev = ring->adev;
-	struct amdgpu_job *job;
-	struct amdgpu_ib *ib;
-	struct dma_fence *f = NULL;
-	const unsigned ib_size_dw = 16;
-	int i, r;
-
-	r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
-	if (r)
-		return r;
-
-	ib = &job->ibs[0];
-
-	ib->ptr[0] = PACKETJ(adev->vcn.internal.jpeg_pitch, 0, 0, PACKETJ_TYPE0);
-	ib->ptr[1] = 0xDEADBEEF;
-	for (i = 2; i < 16; i += 2) {
-		ib->ptr[i] = PACKETJ(0, 0, 0, PACKETJ_TYPE6);
-		ib->ptr[i+1] = 0;
-	}
-	ib->length_dw = 16;
-
-	r = amdgpu_job_submit_direct(job, ring, &f);
-	if (r)
-		goto err;
-
-	if (fence)
-		*fence = dma_fence_get(f);
-	dma_fence_put(f);
-
-	return 0;
-
-err:
-	amdgpu_job_free(job);
-	return r;
-}
-
-int amdgpu_vcn_jpeg_ring_test_ib(struct amdgpu_ring *ring, long timeout)
-{
-	struct amdgpu_device *adev = ring->adev;
-	uint32_t tmp = 0;
-	unsigned i;
-	struct dma_fence *fence = NULL;
-	long r = 0;
-
-	r = amdgpu_vcn_jpeg_set_reg(ring, 1, &fence);
-	if (r)
-		goto error;
-
-	r = dma_fence_wait_timeout(fence, false, timeout);
-	if (r == 0) {
-		r = -ETIMEDOUT;
-		goto error;
-	} else if (r < 0) {
-		goto error;
-	} else {
-		r = 0;
-	}
-
-	for (i = 0; i < adev->usec_timeout; i++) {
-		tmp = RREG32(adev->vcn.inst[ring->me].external.jpeg_pitch);
-		if (tmp == 0xDEADBEEF)
-			break;
-		udelay(1);
-	}
-
-	if (i >= adev->usec_timeout)
-		r = -ETIMEDOUT;
-
-	dma_fence_put(fence);
-error:
-	return r;
-}

drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h

···
 	unsigned	ib_size;
 	unsigned	gp_scratch8;
 	unsigned	scratch9;
-	unsigned	jpeg_pitch;
 };
 
 struct amdgpu_vcn_inst {
···
 	void			*saved_bo;
 	struct amdgpu_ring	ring_dec;
 	struct amdgpu_ring	ring_enc[AMDGPU_VCN_MAX_ENC_RINGS];
-	struct amdgpu_ring	ring_jpeg;
 	struct amdgpu_irq_src	irq;
 	struct amdgpu_vcn_reg	external;
 };
···
 
 int amdgpu_vcn_enc_ring_test_ring(struct amdgpu_ring *ring);
 int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout);
-
-int amdgpu_vcn_jpeg_ring_test_ring(struct amdgpu_ring *ring);
-int amdgpu_vcn_jpeg_ring_test_ib(struct amdgpu_ring *ring, long timeout);
 
 #endif

drivers/gpu/drm/amd/amdgpu/jpeg_v2_5.c

···
+/*
+ * Copyright 2019 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_v2_0.h"
+
+#include "vcn/vcn_2_5_offset.h"
+#include "vcn/vcn_2_5_sh_mask.h"
+#include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
+
+#define mmUVD_JPEG_PITCH_INTERNAL_OFFSET			0x401f
+
+#define JPEG25_MAX_HW_INSTANCES_ARCTURUS			2
+
+static void jpeg_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev);
+static void jpeg_v2_5_set_irq_funcs(struct amdgpu_device *adev);
+static int jpeg_v2_5_set_powergating_state(void *handle,
+				enum amd_powergating_state state);
+
+static int amdgpu_ih_clientid_jpeg[] = {
+	SOC15_IH_CLIENTID_VCN,
+	SOC15_IH_CLIENTID_VCN1
+};
+
+/**
+ * jpeg_v2_5_early_init - set function pointers
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Set ring and irq function pointers
+ */
+static int jpeg_v2_5_early_init(void *handle)
+{
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	if (adev->asic_type == CHIP_ARCTURUS) {
+		u32 harvest;
+		int i;
+
+		adev->jpeg.num_jpeg_inst = JPEG25_MAX_HW_INSTANCES_ARCTURUS;
+		for (i = 0; i < adev->jpeg.num_jpeg_inst; i++) {
+			harvest = RREG32_SOC15(JPEG, i, mmCC_UVD_HARVESTING);
+			if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
+				adev->jpeg.harvest_config |= 1 << i;
+		}
+
+		if (adev->jpeg.harvest_config == (AMDGPU_JPEG_HARVEST_JPEG0 |
+						 AMDGPU_JPEG_HARVEST_JPEG1))
+			return -ENOENT;
+	} else
+		adev->jpeg.num_jpeg_inst = 1;
+
+	jpeg_v2_5_set_dec_ring_funcs(adev);
+	jpeg_v2_5_set_irq_funcs(adev);
+
+	return 0;
+}
+
+/**
+ * jpeg_v2_5_sw_init - sw init for JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Load firmware and sw initialization
+ */
+static int jpeg_v2_5_sw_init(void *handle)
+{
+	struct amdgpu_ring *ring;
+	int i, r;
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		if (adev->jpeg.harvest_config & (1 << i))
+			continue;
+
+		/* JPEG TRAP */
+		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_jpeg[i],
+				VCN_2_0__SRCID__JPEG_DECODE, &adev->jpeg.inst[i].irq);
+		if (r)
+			return r;
+	}
+
+	r = amdgpu_jpeg_sw_init(adev);
+	if (r)
+		return r;
+
+	r = amdgpu_jpeg_resume(adev);
+	if (r)
+		return r;
+
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		if (adev->jpeg.harvest_config & (1 << i))
+			continue;
+
+		ring = &adev->jpeg.inst[i].ring_dec;
+		ring->use_doorbell = true;
+		ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1 + 8 * i;
+		sprintf(ring->name, "jpeg_dec_%d", i);
+		r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst[i].irq, 0);
+		if (r)
+			return r;
+
+		adev->jpeg.internal.jpeg_pitch = mmUVD_JPEG_PITCH_INTERNAL_OFFSET;
+		adev->jpeg.inst[i].external.jpeg_pitch = SOC15_REG_OFFSET(JPEG, i, mmUVD_JPEG_PITCH);
+	}
+
+	return 0;
+}
+
+/**
+ * jpeg_v2_5_sw_fini - sw fini for JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * JPEG suspend and free up sw allocation
+ */
+static int jpeg_v2_5_sw_fini(void *handle)
+{
+	int r;
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+	r = amdgpu_jpeg_suspend(adev);
+	if (r)
+		return r;
+
+	r = amdgpu_jpeg_sw_fini(adev);
+
+	return r;
+}
+
+/**
+ * jpeg_v2_5_hw_init - start and test JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ */
+static int jpeg_v2_5_hw_init(void *handle)
+{
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	struct amdgpu_ring *ring;
+	int i, r;
+
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		if (adev->jpeg.harvest_config & (1 << i))
+			continue;
+
+		ring = &adev->jpeg.inst[i].ring_dec;
+		adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
+			(adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i, i);
+
+		r = amdgpu_ring_test_helper(ring);
+		if (r)
+			return r;
+	}
+
+	DRM_INFO("JPEG decode initialized successfully.\n");
+
+	return 0;
+}
+
+/**
+ * jpeg_v2_5_hw_fini - stop the hardware block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Stop the JPEG block, mark ring as not ready any more
+ */
+static int jpeg_v2_5_hw_fini(void *handle)
+{
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	struct amdgpu_ring *ring;
+	int i;
+
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		if (adev->jpeg.harvest_config & (1 << i))
+			continue;
+
+		ring = &adev->jpeg.inst[i].ring_dec;
+		if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
+		      RREG32_SOC15(JPEG, i, mmUVD_JRBC_STATUS))
+			jpeg_v2_5_set_powergating_state(adev, AMD_PG_STATE_GATE);
+
+		ring->sched.ready = false;
+	}
+
+	return 0;
+}
+
+/**
+ * jpeg_v2_5_suspend - suspend JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * HW fini and suspend JPEG block
+ */
+static int jpeg_v2_5_suspend(void *handle)
+{
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	int r;
+
+	r = jpeg_v2_5_hw_fini(adev);
+	if (r)
+		return r;
+
+	r = amdgpu_jpeg_suspend(adev);
+
+	return r;
+}
+
+/**
+ * jpeg_v2_5_resume - resume JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Resume firmware and hw init JPEG block
+ */
+static int jpeg_v2_5_resume(void *handle)
+{
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	int r;
+
+	r = amdgpu_jpeg_resume(adev);
+	if (r)
+		return r;
+
+	r = jpeg_v2_5_hw_init(adev);
+
+	return r;
+}
+
+static void jpeg_v2_5_disable_clock_gating(struct amdgpu_device* adev, int inst)
+{
+	uint32_t data;
+
+	data = RREG32_SOC15(JPEG, inst, mmJPEG_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, inst, mmJPEG_CGC_CTRL, data);
+
+	data = RREG32_SOC15(JPEG, inst, mmJPEG_CGC_GATE);
+	data &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK
+		| JPEG_CGC_GATE__JPEG2_DEC_MASK
+		| JPEG_CGC_GATE__JPEG_ENC_MASK
+		| JPEG_CGC_GATE__JMCIF_MASK
+		| JPEG_CGC_GATE__JRBBM_MASK);
+	WREG32_SOC15(JPEG, inst, mmJPEG_CGC_GATE, data);
+
+	data = RREG32_SOC15(JPEG, inst, mmJPEG_CGC_CTRL);
+	data &= ~(JPEG_CGC_CTRL__JPEG_DEC_MODE_MASK
+		| JPEG_CGC_CTRL__JPEG2_DEC_MODE_MASK
+		| JPEG_CGC_CTRL__JMCIF_MODE_MASK
+		| JPEG_CGC_CTRL__JRBBM_MODE_MASK);
+	WREG32_SOC15(JPEG, inst, mmJPEG_CGC_CTRL, data);
+}
+
+static void jpeg_v2_5_enable_clock_gating(struct amdgpu_device* adev, int inst)
+{
+	uint32_t data;
+
+	data = RREG32_SOC15(JPEG, inst, mmJPEG_CGC_GATE);
+	data |= (JPEG_CGC_GATE__JPEG_DEC_MASK
+		|JPEG_CGC_GATE__JPEG2_DEC_MASK
+		|JPEG_CGC_GATE__JPEG_ENC_MASK
+		|JPEG_CGC_GATE__JMCIF_MASK
+		|JPEG_CGC_GATE__JRBBM_MASK);
+	WREG32_SOC15(JPEG, inst, mmJPEG_CGC_GATE, data);
+}
+
+/**
+ * jpeg_v2_5_start - start JPEG block
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Setup and start the JPEG block
+ */
+static int jpeg_v2_5_start(struct amdgpu_device *adev)
+{
+	struct amdgpu_ring *ring;
+	int i;
+
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		if (adev->jpeg.harvest_config & (1 << i))
+			continue;
+
+		ring = &adev->jpeg.inst[i].ring_dec;
+		/* disable anti hang mechanism */
+		WREG32_P(SOC15_REG_OFFSET(JPEG, i, mmUVD_JPEG_POWER_STATUS), 0,
+			~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
+
+		/* JPEG disable CGC */
+		jpeg_v2_5_disable_clock_gating(adev, i);
+
+		/* MJPEG global tiling registers */
+		WREG32_SOC15(JPEG, i, mmJPEG_DEC_GFX8_ADDR_CONFIG,
+			adev->gfx.config.gb_addr_config);
+		WREG32_SOC15(JPEG, i, mmJPEG_DEC_GFX10_ADDR_CONFIG,
+			adev->gfx.config.gb_addr_config);
+
+		/* enable JMI channel */
+		WREG32_P(SOC15_REG_OFFSET(JPEG, i, mmUVD_JMI_CNTL), 0,
+			~UVD_JMI_CNTL__SOFT_RESET_MASK);
+
+		/* enable System Interrupt for JRBC */
+		WREG32_P(SOC15_REG_OFFSET(JPEG, i, mmJPEG_SYS_INT_EN),
+			JPEG_SYS_INT_EN__DJRBC_MASK,
+			~JPEG_SYS_INT_EN__DJRBC_MASK);
+
+		WREG32_SOC15(JPEG, i, mmUVD_LMI_JRBC_RB_VMID, 0);
+		WREG32_SOC15(JPEG, i, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
+		WREG32_SOC15(JPEG, i, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
+			lower_32_bits(ring->gpu_addr));
+		WREG32_SOC15(JPEG, i, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
+			upper_32_bits(ring->gpu_addr));
+		WREG32_SOC15(JPEG, i, mmUVD_JRBC_RB_RPTR, 0);
+		WREG32_SOC15(JPEG, i, mmUVD_JRBC_RB_WPTR, 0);
+		WREG32_SOC15(JPEG, i, mmUVD_JRBC_RB_CNTL, 0x00000002L);
+		WREG32_SOC15(JPEG, i, mmUVD_JRBC_RB_SIZE, ring->ring_size / 4);
+		ring->wptr = RREG32_SOC15(JPEG, i, mmUVD_JRBC_RB_WPTR);
+	}
+
+	return 0;
+}
+
+/**
+ * jpeg_v2_5_stop - stop JPEG block
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * stop the JPEG block
+ */
+static int jpeg_v2_5_stop(struct amdgpu_device *adev)
+{
+	int i;
+
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		if (adev->jpeg.harvest_config & (1 << i))
+			continue;
+
+		/* reset JMI */
+		WREG32_P(SOC15_REG_OFFSET(JPEG, i, mmUVD_JMI_CNTL),
+			UVD_JMI_CNTL__SOFT_RESET_MASK,
+			~UVD_JMI_CNTL__SOFT_RESET_MASK);
+
+		jpeg_v2_5_enable_clock_gating(adev, i);
+
+		/* enable anti hang mechanism */
+		WREG32_P(SOC15_REG_OFFSET(JPEG, i, mmUVD_JPEG_POWER_STATUS),
+			UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK,
+			~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
+	}
+
+	return 0;
+}
+
+/**
+ * jpeg_v2_5_dec_ring_get_rptr - get read pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Returns the current hardware read pointer
+ */
+static uint64_t jpeg_v2_5_dec_ring_get_rptr(struct amdgpu_ring *ring)
+{
+	struct amdgpu_device *adev = ring->adev;
+
+	return RREG32_SOC15(JPEG, ring->me, mmUVD_JRBC_RB_RPTR);
+}
+
+/**
+ * jpeg_v2_5_dec_ring_get_wptr - get write pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Returns the current hardware write pointer
+ */
+static uint64_t jpeg_v2_5_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, mmUVD_JRBC_RB_WPTR);
+}
+
+/**
+ * jpeg_v2_5_dec_ring_set_wptr - set write pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Commits the write pointer to the hardware
+ */
+static void jpeg_v2_5_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, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
+	}
+}
+
+static bool jpeg_v2_5_is_idle(void *handle)
+{
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	int i, ret = 1;
+
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		if (adev->jpeg.harvest_config & (1 << i))
+			continue;
+
+		ret &= (((RREG32_SOC15(JPEG, i, mmUVD_JRBC_STATUS) &
+			UVD_JRBC_STATUS__RB_JOB_DONE_MASK) ==
+			UVD_JRBC_STATUS__RB_JOB_DONE_MASK));
+	}
+
+	return ret;
+}
+
+static int jpeg_v2_5_wait_for_idle(void *handle)
+{
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	int i, ret = 0;
+
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		if (adev->jpeg.harvest_config & (1 << i))
+			continue;
+
+		SOC15_WAIT_ON_RREG(JPEG, i, mmUVD_JRBC_STATUS,
+			UVD_JRBC_STATUS__RB_JOB_DONE_MASK,
+			UVD_JRBC_STATUS__RB_JOB_DONE_MASK, ret);
+		if (ret)
+			return ret;
+	}
+
+	return ret;
+}
+
+static int jpeg_v2_5_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) ? true : false;
+	int i;
+
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		if (adev->jpeg.harvest_config & (1 << i))
+			continue;
+
+		if (enable) {
+			if (jpeg_v2_5_is_idle(handle))
+				return -EBUSY;
+			jpeg_v2_5_enable_clock_gating(adev, i);
+		} else {
+			jpeg_v2_5_disable_clock_gating(adev, i);
+		}
+	}
+
+	return 0;
+}
+
+static int jpeg_v2_5_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_v2_5_stop(adev);
+	else
+		ret = jpeg_v2_5_start(adev);
+
+	if(!ret)
+		adev->jpeg.cur_state = state;
+
+	return ret;
+}
+
+static int jpeg_v2_5_set_interrupt_state(struct amdgpu_device *adev,
+					struct amdgpu_irq_src *source,
+					unsigned type,
+					enum amdgpu_interrupt_state state)
+{
+	return 0;
+}
+
+static int jpeg_v2_5_process_interrupt(struct amdgpu_device *adev,
+				      struct amdgpu_irq_src *source,
+				      struct amdgpu_iv_entry *entry)
+{
+	uint32_t ip_instance;
+
+	switch (entry->client_id) {
+	case SOC15_IH_CLIENTID_VCN:
+		ip_instance = 0;
+		break;
+	case SOC15_IH_CLIENTID_VCN1:
+		ip_instance = 1;
+		break;
+	default:
+		DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
+		return 0;
+	}
+
+	DRM_DEBUG("IH: JPEG TRAP\n");
+
+	switch (entry->src_id) {
+	case VCN_2_0__SRCID__JPEG_DECODE:
+		amdgpu_fence_process(&adev->jpeg.inst[ip_instance].ring_dec);
+		break;
+	default:
+		DRM_ERROR("Unhandled interrupt: %d %d\n",
+			  entry->src_id, entry->src_data[0]);
+		break;
+	}
+
+	return 0;
+}
+
+static const struct amd_ip_funcs jpeg_v2_5_ip_funcs = {
+	.name = "jpeg_v2_5",
+	.early_init = jpeg_v2_5_early_init,
+	.late_init = NULL,
+	.sw_init = jpeg_v2_5_sw_init,
+	.sw_fini = jpeg_v2_5_sw_fini,
+	.hw_init = jpeg_v2_5_hw_init,
+	.hw_fini = jpeg_v2_5_hw_fini,
+	.suspend = jpeg_v2_5_suspend,
+	.resume = jpeg_v2_5_resume,
+	.is_idle = jpeg_v2_5_is_idle,
+	.wait_for_idle = jpeg_v2_5_wait_for_idle,
+	.check_soft_reset = NULL,
+	.pre_soft_reset = NULL,
+	.soft_reset = NULL,
+	.post_soft_reset = NULL,
+	.set_clockgating_state = jpeg_v2_5_set_clockgating_state,
+	.set_powergating_state = jpeg_v2_5_set_powergating_state,
+};
+
+static const struct amdgpu_ring_funcs jpeg_v2_5_dec_ring_vm_funcs = {
+	.type = AMDGPU_RING_TYPE_VCN_JPEG,
+	.align_mask = 0xf,
+	.vmhub = AMDGPU_MMHUB_1,
+	.get_rptr = jpeg_v2_5_dec_ring_get_rptr,
+	.get_wptr = jpeg_v2_5_dec_ring_get_wptr,
+	.set_wptr = jpeg_v2_5_dec_ring_set_wptr,
+	.emit_frame_size =
+		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
+		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
+		8 + /* jpeg_v2_5_dec_ring_emit_vm_flush */
+		18 + 18 + /* jpeg_v2_5_dec_ring_emit_fence x2 vm fence */
+		8 + 16,
+	.emit_ib_size = 22, /* jpeg_v2_5_dec_ring_emit_ib */
+	.emit_ib = jpeg_v2_0_dec_ring_emit_ib,
+	.emit_fence = jpeg_v2_0_dec_ring_emit_fence,
+	.emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush,
+	.test_ring = amdgpu_jpeg_dec_ring_test_ring,
+	.test_ib = amdgpu_jpeg_dec_ring_test_ib,
+	.insert_nop = jpeg_v2_0_dec_ring_nop,
+	.insert_start = jpeg_v2_0_dec_ring_insert_start,
+	.insert_end = jpeg_v2_0_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_v2_0_dec_ring_emit_wreg,
+	.emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait,
+	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
+};
+
+static void jpeg_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev)
+{
+	int i;
+
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		if (adev->jpeg.harvest_config & (1 << i))
+			continue;
+
+		adev->jpeg.inst[i].ring_dec.funcs = &jpeg_v2_5_dec_ring_vm_funcs;
+		adev->jpeg.inst[i].ring_dec.me = i;
+		DRM_INFO("JPEG(%d) JPEG decode is enabled in VM mode\n", i);
+	}
+}
+
+static const struct amdgpu_irq_src_funcs jpeg_v2_5_irq_funcs = {
+	.set = jpeg_v2_5_set_interrupt_state,
+	.process = jpeg_v2_5_process_interrupt,
+};
+
+static void jpeg_v2_5_set_irq_funcs(struct amdgpu_device *adev)
+{
+	int i;
+
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		if (adev->jpeg.harvest_config & (1 << i))
+			continue;
+
+		adev->jpeg.inst[i].irq.num_types = 1;
+		adev->jpeg.inst[i].irq.funcs = &jpeg_v2_5_irq_funcs;
+	}
+}
+
+const struct amdgpu_ip_block_version jpeg_v2_5_ip_block =
+{
+		.type = AMD_IP_BLOCK_TYPE_JPEG,
+		.major = 2,
+		.minor = 5,
+		.rev = 0,
+		.funcs = &jpeg_v2_5_ip_funcs,
+};

drivers/gpu/drm/amd/amdgpu/jpeg_v2_5.h

···
+/*
+ * Copyright 2019 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.
+ *
+ */
+
+#ifndef __JPEG_V2_5_H__
+#define __JPEG_V2_5_H__
+
+extern const struct amdgpu_ip_block_version jpeg_v2_5_ip_block;
+
+#endif /* __JPEG_V2_5_H__ */

drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c

···
 #define mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET		0x5a7
 #define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET			0x1e2
 
-#define mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET 			0x1bfff
-#define mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET				0x4029
-#define mmUVD_JPEG_GPCOM_DATA0_INTERNAL_OFFSET				0x402a
-#define mmUVD_JPEG_GPCOM_DATA1_INTERNAL_OFFSET				0x402b
-#define mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_LOW_INTERNAL_OFFSET		0x40ea
-#define mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_HIGH_INTERNAL_OFFSET 	0x40eb
-#define mmUVD_LMI_JRBC_IB_VMID_INTERNAL_OFFSET				0x40cf
-#define mmUVD_LMI_JPEG_VMID_INTERNAL_OFFSET				0x40d1
-#define mmUVD_LMI_JRBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET 		0x40e8
-#define mmUVD_LMI_JRBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET		0x40e9
-#define mmUVD_JRBC_IB_SIZE_INTERNAL_OFFSET				0x4082
-#define mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW_INTERNAL_OFFSET		0x40ec
-#define mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH_INTERNAL_OFFSET 	0x40ed
-#define mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET			0x4085
-#define mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET				0x4084
-#define mmUVD_JRBC_STATUS_INTERNAL_OFFSET				0x4089
-#define mmUVD_JPEG_PITCH_INTERNAL_OFFSET				0x401f
-
-#define JRBC_DEC_EXTERNAL_REG_WRITE_ADDR				0x18000
-
 #define mmUVD_RBC_XX_IB_REG_CHECK 					0x026b
 #define mmUVD_RBC_XX_IB_REG_CHECK_BASE_IDX 				1
 #define mmUVD_REG_XX_MASK 						0x026c
···
 	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE);
 	amdgpu_ring_write(ring,	reg << 2);
 	amdgpu_ring_write(ring, val);
-}
-
-/**
- * vcn_v2_0_jpeg_ring_insert_start - insert a start command
- *
- * @ring: amdgpu_ring pointer
- *
- * Write a start command to the ring.
- */
-void vcn_v2_0_jpeg_ring_insert_start(struct amdgpu_ring *ring)
-{
-	amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, 0x68e04);
-
-	amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, 0x80010000);
-}
-
-/**
- * vcn_v2_0_jpeg_ring_insert_end - insert a end command
- *
- * @ring: amdgpu_ring pointer
- *
- * Write a end command to the ring.
- */
-void vcn_v2_0_jpeg_ring_insert_end(struct amdgpu_ring *ring)
-{
-	amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, 0x68e04);
-
-	amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, 0x00010000);
-}
-
-/**
- * vcn_v2_0_jpeg_ring_emit_fence - emit an fence & trap command
- *
- * @ring: amdgpu_ring pointer
- * @fence: fence to emit
- *
- * Write a fence and a trap command to the ring.
- */
-void vcn_v2_0_jpeg_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
-				unsigned flags)
-{
-	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
-
-	amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_DATA0_INTERNAL_OFFSET,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, seq);
-
-	amdgpu_ring_write(ring,	PACKETJ(mmUVD_JPEG_GPCOM_DATA1_INTERNAL_OFFSET,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, seq);
-
-	amdgpu_ring_write(ring,	PACKETJ(mmUVD_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(mmUVD_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(mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, 0x8);
-
-	amdgpu_ring_write(ring,	PACKETJ(mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET,
-		0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE4));
-	amdgpu_ring_write(ring, 0);
-
-	amdgpu_ring_write(ring,	PACKETJ(mmUVD_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);
-}
-
-/**
- * vcn_v2_0_jpeg_ring_emit_ib - execute indirect buffer
- *
- * @ring: amdgpu_ring pointer
- * @ib: indirect buffer to execute
- *
- * Write ring commands to execute the indirect buffer.
- */
-void vcn_v2_0_jpeg_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, PACKETJ(mmUVD_LMI_JRBC_IB_VMID_INTERNAL_OFFSET,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, (vmid | (vmid << 4)));
-
-	amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JPEG_VMID_INTERNAL_OFFSET,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, (vmid | (vmid << 4)));
-
-	amdgpu_ring_write(ring,	PACKETJ(mmUVD_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(mmUVD_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(mmUVD_JRBC_IB_SIZE_INTERNAL_OFFSET,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, ib->length_dw);
-
-	amdgpu_ring_write(ring,	PACKETJ(mmUVD_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(mmUVD_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(mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, 0x01400200);
-
-	amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, 0x2);
-
-	amdgpu_ring_write(ring,	PACKETJ(mmUVD_JRBC_STATUS_INTERNAL_OFFSET,
-		0, PACKETJ_CONDITION_CHECK3, PACKETJ_TYPE3));
-	amdgpu_ring_write(ring, 0x2);
-}
-
-void vcn_v2_0_jpeg_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(mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, 0x01400200);
-
-	amdgpu_ring_write(ring,	PACKETJ(mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET,
-		0, 0, PACKETJ_TYPE0));
-	amdgpu_ring_write(ring, val);
-
-	amdgpu_ring_write(ring, PACKETJ(mmUVD_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);
-}
-
-void vcn_v2_0_jpeg_ring_emit_vm_flush(struct amdgpu_ring *ring,
-				unsigned vmid, uint64_t pd_addr)
-{
-	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
-	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 * 2;
-	data1 = lower_32_bits(pd_addr);
-	mask = 0xffffffff;
-	vcn_v2_0_jpeg_ring_emit_reg_wait(ring, data0, data1, mask);
-}
-
-void vcn_v2_0_jpeg_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val)
-{
-	uint32_t reg_offset = (reg << 2);
-
-	amdgpu_ring_write(ring,	PACKETJ(mmUVD_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);
-}
-
-void vcn_v2_0_jpeg_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 int vcn_v2_0_set_interrupt_state(struct amdgpu_device *adev,

drivers/gpu/drm/amd/amdgpu/vcn_v2_0.h

···
 				unsigned int vmid, uint64_t pd_addr);
 extern void vcn_v2_0_enc_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val);
 
-extern void vcn_v2_0_jpeg_ring_insert_start(struct amdgpu_ring *ring);
-extern void vcn_v2_0_jpeg_ring_insert_end(struct amdgpu_ring *ring);
-extern void vcn_v2_0_jpeg_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
-				unsigned flags);
-extern void vcn_v2_0_jpeg_ring_emit_ib(struct amdgpu_ring *ring, struct amdgpu_job *job,
-				struct amdgpu_ib *ib, uint32_t flags);
-extern void vcn_v2_0_jpeg_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
-				uint32_t val, uint32_t mask);
-extern void vcn_v2_0_jpeg_ring_emit_vm_flush(struct amdgpu_ring *ring,
-				unsigned vmid, uint64_t pd_addr);
-extern void vcn_v2_0_jpeg_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val);
-extern void vcn_v2_0_jpeg_ring_nop(struct amdgpu_ring *ring, uint32_t count);
-
 extern const struct amdgpu_ip_block_version vcn_v2_0_ip_block;
 
 #endif /* __VCN_V2_0_H__ */

drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c

···
 #define mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET 	0x3b5
 #define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET			0x25c
 
-#define mmUVD_JPEG_PITCH_INTERNAL_OFFSET			0x401f
-
-#define VCN25_MAX_HW_INSTANCES_ARCTURUS				2
+#define VCN25_MAX_HW_INSTANCES_ARCTURUS			2
 
 static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev);
 static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev);
-static void vcn_v2_5_set_jpeg_ring_funcs(struct amdgpu_device *adev);
 static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev);
 static int vcn_v2_5_set_powergating_state(void *handle,
 				enum amd_powergating_state state);
···
 
 	vcn_v2_5_set_dec_ring_funcs(adev);
 	vcn_v2_5_set_enc_ring_funcs(adev);
-	vcn_v2_5_set_jpeg_ring_funcs(adev);
 	vcn_v2_5_set_irq_funcs(adev);
 
 	return 0;
···
 			if (r)
 				return r;
 		}
-
-		/* VCN JPEG TRAP */
-		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
-				VCN_2_0__SRCID__JPEG_DECODE, &adev->vcn.inst[j].irq);
-		if (r)
-			return r;
 	}
 
 	r = amdgpu_vcn_sw_init(adev);
···
 		adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
 		adev->vcn.inst[j].external.nop = SOC15_REG_OFFSET(UVD, j, mmUVD_NO_OP);
 
-		adev->vcn.internal.jpeg_pitch = mmUVD_JPEG_PITCH_INTERNAL_OFFSET;
-		adev->vcn.inst[j].external.jpeg_pitch = SOC15_REG_OFFSET(UVD, j, mmUVD_JPEG_PITCH);
-
 		ring = &adev->vcn.inst[j].ring_dec;
 		ring->use_doorbell = true;
 		ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8*j;
···
 			if (r)
 				return r;
 		}
-
-		ring = &adev->vcn.inst[j].ring_jpeg;
-		ring->use_doorbell = true;
-		ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1 + 8*j;
-		sprintf(ring->name, "vcn_jpeg_%d", j);
-		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[j].irq, 0);
-		if (r)
-			return r;
 	}
 
 	return 0;
···
 			if (r)
 				goto done;
 		}
-
-		ring = &adev->vcn.inst[j].ring_jpeg;
-		r = amdgpu_ring_test_helper(ring);
-		if (r)
-			goto done;
 	}
+
 done:
 	if (!r)
 		DRM_INFO("VCN decode and encode initialized successfully.\n");
···
 			ring = &adev->vcn.inst[i].ring_enc[i];
 			ring->sched.ready = false;
 		}
-
-		ring = &adev->vcn.inst[i].ring_jpeg;
-		ring->sched.ready = false;
 	}
 
 	return 0;
···
 	}
 }
 
-/**
- * jpeg_v2_5_start - start JPEG block
- *
- * @adev: amdgpu_device pointer
- *
- * Setup and start the JPEG block
- */
-static int jpeg_v2_5_start(struct amdgpu_device *adev)
-{
-	struct amdgpu_ring *ring;
-	uint32_t tmp;
-	int i;
-
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
-		ring = &adev->vcn.inst[i].ring_jpeg;
-		/* disable anti hang mechanism */
-		WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_JPEG_POWER_STATUS), 0,
-			~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
-
-		/* JPEG disable CGC */
-		tmp = RREG32_SOC15(VCN, i, mmJPEG_CGC_CTRL);
-		tmp |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
-		tmp |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
-		tmp |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
-		WREG32_SOC15(VCN, i, mmJPEG_CGC_CTRL, tmp);
-
-		tmp = RREG32_SOC15(VCN, i, mmJPEG_CGC_GATE);
-		tmp &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK
-			| JPEG_CGC_GATE__JPEG2_DEC_MASK
-			| JPEG_CGC_GATE__JMCIF_MASK
-			| JPEG_CGC_GATE__JRBBM_MASK);
-		WREG32_SOC15(VCN, i, mmJPEG_CGC_GATE, tmp);
-
-		tmp = RREG32_SOC15(VCN, i, mmJPEG_CGC_CTRL);
-		tmp &= ~(JPEG_CGC_CTRL__JPEG_DEC_MODE_MASK
-			| JPEG_CGC_CTRL__JPEG2_DEC_MODE_MASK
-			| JPEG_CGC_CTRL__JMCIF_MODE_MASK
-			| JPEG_CGC_CTRL__JRBBM_MODE_MASK);
-		WREG32_SOC15(VCN, i, mmJPEG_CGC_CTRL, tmp);
-
-		/* MJPEG global tiling registers */
-		WREG32_SOC15(UVD, i, mmJPEG_DEC_GFX8_ADDR_CONFIG,
-			adev->gfx.config.gb_addr_config);
-		WREG32_SOC15(UVD, i, mmJPEG_DEC_GFX10_ADDR_CONFIG,
-			adev->gfx.config.gb_addr_config);
-
-		/* enable JMI channel */
-		WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_JMI_CNTL), 0,
-			~UVD_JMI_CNTL__SOFT_RESET_MASK);
-
-		/* enable System Interrupt for JRBC */
-		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmJPEG_SYS_INT_EN),
-			JPEG_SYS_INT_EN__DJRBC_MASK,
-			~JPEG_SYS_INT_EN__DJRBC_MASK);
-
-		WREG32_SOC15(UVD, i, mmUVD_LMI_JRBC_RB_VMID, 0);
-		WREG32_SOC15(UVD, i, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
-		WREG32_SOC15(UVD, i, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
-			lower_32_bits(ring->gpu_addr));
-		WREG32_SOC15(UVD, i, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
-			upper_32_bits(ring->gpu_addr));
-		WREG32_SOC15(UVD, i, mmUVD_JRBC_RB_RPTR, 0);
-		WREG32_SOC15(UVD, i, mmUVD_JRBC_RB_WPTR, 0);
-		WREG32_SOC15(UVD, i, mmUVD_JRBC_RB_CNTL, 0x00000002L);
-		WREG32_SOC15(UVD, i, mmUVD_JRBC_RB_SIZE, ring->ring_size / 4);
-		ring->wptr = RREG32_SOC15(UVD, i, mmUVD_JRBC_RB_WPTR);
-	}
-
-	return 0;
-}
-
-/**
- * jpeg_v2_5_stop - stop JPEG block
- *
- * @adev: amdgpu_device pointer
- *
- * stop the JPEG block
- */
-static int jpeg_v2_5_stop(struct amdgpu_device *adev)
-{
-	uint32_t tmp;
-	int i;
-
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
-		/* reset JMI */
-		WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_JMI_CNTL),
-			UVD_JMI_CNTL__SOFT_RESET_MASK,
-			~UVD_JMI_CNTL__SOFT_RESET_MASK);
-
-		tmp = RREG32_SOC15(VCN, i, mmJPEG_CGC_GATE);
-		tmp |= (JPEG_CGC_GATE__JPEG_DEC_MASK
-			|JPEG_CGC_GATE__JPEG2_DEC_MASK
-			|JPEG_CGC_GATE__JMCIF_MASK
-			|JPEG_CGC_GATE__JRBBM_MASK);
-		WREG32_SOC15(VCN, i, mmJPEG_CGC_GATE, tmp);
-
-		/* enable anti hang mechanism */
-		WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_JPEG_POWER_STATUS),
-			UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK,
-			~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
-	}
-
-	return 0;
-}
-
 static int vcn_v2_5_start(struct amdgpu_device *adev)
 {
 	struct amdgpu_ring *ring;
···
 		WREG32_SOC15(UVD, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
 		WREG32_SOC15(UVD, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
 	}
-	r = jpeg_v2_5_start(adev);
 
-	return r;
+	return 0;
 }
 
 static int vcn_v2_5_stop(struct amdgpu_device *adev)
 {
 	uint32_t tmp;
-	int i, r;
-
-	r = jpeg_v2_5_stop(adev);
-	if (r)
-		return r;
+	int i, r = 0;
 
 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 		if (adev->vcn.harvest_config & (1 << i))
···
 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
 };
 
-/**
- * vcn_v2_5_jpeg_ring_get_rptr - get read pointer
- *
- * @ring: amdgpu_ring pointer
- *
- * Returns the current hardware read pointer
- */
-static uint64_t vcn_v2_5_jpeg_ring_get_rptr(struct amdgpu_ring *ring)
-{
-	struct amdgpu_device *adev = ring->adev;
-
-	return RREG32_SOC15(UVD, ring->me, mmUVD_JRBC_RB_RPTR);
-}
-
-/**
- * vcn_v2_5_jpeg_ring_get_wptr - get write pointer
- *
- * @ring: amdgpu_ring pointer
- *
- * Returns the current hardware write pointer
- */
-static uint64_t vcn_v2_5_jpeg_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(UVD, ring->me, mmUVD_JRBC_RB_WPTR);
-}
-
-/**
- * vcn_v2_5_jpeg_ring_set_wptr - set write pointer
- *
- * @ring: amdgpu_ring pointer
- *
- * Commits the write pointer to the hardware
- */
-static void vcn_v2_5_jpeg_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(UVD, ring->me, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
-	}
-}
-
-static const struct amdgpu_ring_funcs vcn_v2_5_jpeg_ring_vm_funcs = {
-	.type = AMDGPU_RING_TYPE_VCN_JPEG,
-	.align_mask = 0xf,
-	.vmhub = AMDGPU_MMHUB_1,
-	.get_rptr = vcn_v2_5_jpeg_ring_get_rptr,
-	.get_wptr = vcn_v2_5_jpeg_ring_get_wptr,
-	.set_wptr = vcn_v2_5_jpeg_ring_set_wptr,
-	.emit_frame_size =
-		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
-		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
-		8 + /* vcn_v2_0_jpeg_ring_emit_vm_flush */
-		18 + 18 + /* vcn_v2_0_jpeg_ring_emit_fence x2 vm fence */
-		8 + 16,
-	.emit_ib_size = 22, /* vcn_v2_0_jpeg_ring_emit_ib */
-	.emit_ib = vcn_v2_0_jpeg_ring_emit_ib,
-	.emit_fence = vcn_v2_0_jpeg_ring_emit_fence,
-	.emit_vm_flush = vcn_v2_0_jpeg_ring_emit_vm_flush,
-	.test_ring = amdgpu_vcn_jpeg_ring_test_ring,
-	.test_ib = amdgpu_vcn_jpeg_ring_test_ib,
-	.insert_nop = vcn_v2_0_jpeg_ring_nop,
-	.insert_start = vcn_v2_0_jpeg_ring_insert_start,
-	.insert_end = vcn_v2_0_jpeg_ring_insert_end,
-	.pad_ib = amdgpu_ring_generic_pad_ib,
-	.begin_use = amdgpu_vcn_ring_begin_use,
-	.end_use = amdgpu_vcn_ring_end_use,
-	.emit_wreg = vcn_v2_0_jpeg_ring_emit_wreg,
-	.emit_reg_wait = vcn_v2_0_jpeg_ring_emit_reg_wait,
-	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
-};
-
 static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev)
 {
 	int i;
···
 			adev->vcn.inst[j].ring_enc[i].me = j;
 		}
 		DRM_INFO("VCN(%d) encode is enabled in VM mode\n", j);
-	}
-}
-
-static void vcn_v2_5_set_jpeg_ring_funcs(struct amdgpu_device *adev)
-{
-	int i;
-
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
-		adev->vcn.inst[i].ring_jpeg.funcs = &vcn_v2_5_jpeg_ring_vm_funcs;
-		adev->vcn.inst[i].ring_jpeg.me = i;
-		DRM_INFO("VCN(%d) jpeg decode is enabled in VM mode\n", i);
 	}
 }
 
···
 		break;
 	case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
 		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
-		break;
-	case VCN_2_0__SRCID__JPEG_DECODE:
-		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_jpeg);
 		break;
 	default:
 		DRM_ERROR("Unhandled interrupt: %d %d\n",