* [PATCH 1/4] drm/amdgpu: Add JPEG5 support
2024-02-08 20:02 [PATCH 0/4] JPEG 5.0 Support Alex Deucher
@ 2024-02-08 20:02 ` Alex Deucher
2024-02-08 20:02 ` [PATCH 2/4] drm/amdgpu/jpeg5: add power gating support Alex Deucher
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: Alex Deucher @ 2024-02-08 20:02 UTC (permalink / raw)
To: amd-gfx; +Cc: Sonny Jiang, Leo Liu, Alex Deucher
From: Sonny Jiang <sonny.jiang@amd.com>
Add support for JPEG5
Signed-off-by: Sonny Jiang <sonny.jiang@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/Makefile | 3 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c | 2 +
drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c | 16 +-
drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.h | 15 +
drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.c | 555 +++++++++++++++++++++++
drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.h | 29 ++
6 files changed, 611 insertions(+), 9 deletions(-)
create mode 100644 drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.c
create mode 100644 drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.h
diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile
index 84c1baf8f3cb..daccbc11176e 100644
--- a/drivers/gpu/drm/amd/amdgpu/Makefile
+++ b/drivers/gpu/drm/amd/amdgpu/Makefile
@@ -217,7 +217,8 @@ amdgpu-y += \
jpeg_v3_0.o \
jpeg_v4_0.o \
jpeg_v4_0_3.o \
- jpeg_v4_0_5.o
+ jpeg_v4_0_5.o \
+ jpeg_v5_0_0.o
# add VPE block
amdgpu-y += \
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
index ab70395a0022..6df99cb00d9a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
@@ -247,6 +247,8 @@ int amdgpu_jpeg_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout)
if (tmp == 0xDEADBEEF)
break;
udelay(1);
+ if (amdgpu_emu_mode == 1)
+ udelay(10);
}
if (i >= adev->usec_timeout)
diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c
index 165448bed6c9..ab17dacd2310 100644
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c
@@ -650,7 +650,7 @@ static void jpeg_v4_0_3_dec_ring_set_wptr(struct amdgpu_ring *ring)
*
* Write a start command to the ring.
*/
-static void jpeg_v4_0_3_dec_ring_insert_start(struct amdgpu_ring *ring)
+void jpeg_v4_0_3_dec_ring_insert_start(struct amdgpu_ring *ring)
{
if (!amdgpu_sriov_vf(ring->adev)) {
amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
@@ -670,7 +670,7 @@ static void jpeg_v4_0_3_dec_ring_insert_start(struct amdgpu_ring *ring)
*
* Write a end command to the ring.
*/
-static void jpeg_v4_0_3_dec_ring_insert_end(struct amdgpu_ring *ring)
+void jpeg_v4_0_3_dec_ring_insert_end(struct amdgpu_ring *ring)
{
if (!amdgpu_sriov_vf(ring->adev)) {
amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
@@ -693,7 +693,7 @@ static void jpeg_v4_0_3_dec_ring_insert_end(struct amdgpu_ring *ring)
*
* 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,
+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);
@@ -762,7 +762,7 @@ static void jpeg_v4_0_3_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
*
* Write ring commands to execute the indirect buffer.
*/
-static void jpeg_v4_0_3_dec_ring_emit_ib(struct amdgpu_ring *ring,
+void jpeg_v4_0_3_dec_ring_emit_ib(struct amdgpu_ring *ring,
struct amdgpu_job *job,
struct amdgpu_ib *ib,
uint32_t flags)
@@ -813,7 +813,7 @@ static void jpeg_v4_0_3_dec_ring_emit_ib(struct amdgpu_ring *ring,
amdgpu_ring_write(ring, 0x2);
}
-static void jpeg_v4_0_3_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
+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);
@@ -840,7 +840,7 @@ static void jpeg_v4_0_3_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_
amdgpu_ring_write(ring, mask);
}
-static void jpeg_v4_0_3_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
+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];
@@ -855,7 +855,7 @@ static void jpeg_v4_0_3_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
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)
+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);
@@ -873,7 +873,7 @@ static void jpeg_v4_0_3_dec_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t re
amdgpu_ring_write(ring, val);
}
-static void jpeg_v4_0_3_dec_ring_nop(struct amdgpu_ring *ring, uint32_t count)
+void jpeg_v4_0_3_dec_ring_nop(struct amdgpu_ring *ring, uint32_t count)
{
int i;
diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.h b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.h
index 22483dc66351..747a3e5f6856 100644
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.h
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.h
@@ -48,4 +48,19 @@
extern const struct amdgpu_ip_block_version jpeg_v4_0_3_ip_block;
+void jpeg_v4_0_3_dec_ring_emit_ib(struct amdgpu_ring *ring,
+ struct amdgpu_job *job,
+ struct amdgpu_ib *ib,
+ uint32_t flags);
+void jpeg_v4_0_3_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
+ unsigned int flags);
+void jpeg_v4_0_3_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
+ unsigned int vmid, uint64_t pd_addr);
+void jpeg_v4_0_3_dec_ring_nop(struct amdgpu_ring *ring, uint32_t count);
+void jpeg_v4_0_3_dec_ring_insert_start(struct amdgpu_ring *ring);
+void jpeg_v4_0_3_dec_ring_insert_end(struct amdgpu_ring *ring);
+void jpeg_v4_0_3_dec_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val);
+void jpeg_v4_0_3_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
+ uint32_t val, uint32_t mask);
+
#endif /* __JPEG_V4_0_3_H__ */
diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.c
new file mode 100644
index 000000000000..fbc987e299f8
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.c
@@ -0,0 +1,555 @@
+/*
+ * Copyright 2023 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 "amdgpu_pm.h"
+#include "soc15.h"
+#include "soc15d.h"
+#include "jpeg_v4_0_3.h"
+
+#include "vcn/vcn_5_0_0_offset.h"
+#include "vcn/vcn_5_0_0_sh_mask.h"
+#include "ivsrcid/vcn/irqsrcs_vcn_4_0.h"
+
+static void jpeg_v5_0_0_set_dec_ring_funcs(struct amdgpu_device *adev);
+static void jpeg_v5_0_0_set_irq_funcs(struct amdgpu_device *adev);
+static int jpeg_v5_0_0_set_powergating_state(void *handle,
+ enum amd_powergating_state state);
+
+/**
+ * jpeg_v5_0_0_early_init - set function pointers
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Set ring and irq function pointers
+ */
+static int jpeg_v5_0_0_early_init(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ adev->jpeg.num_jpeg_inst = 1;
+ adev->jpeg.num_jpeg_rings = 1;
+
+ jpeg_v5_0_0_set_dec_ring_funcs(adev);
+ jpeg_v5_0_0_set_irq_funcs(adev);
+
+ return 0;
+}
+
+/**
+ * jpeg_v5_0_0_sw_init - sw init for JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Load firmware and sw initialization
+ */
+static int jpeg_v5_0_0_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_4_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->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1;
+ 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[0] = regUVD_JPEG_PITCH_INTERNAL_OFFSET;
+ adev->jpeg.inst->external.jpeg_pitch[0] = SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_PITCH);
+
+ return 0;
+}
+
+/**
+ * jpeg_v5_0_0_sw_fini - sw fini for JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * JPEG suspend and free up sw allocation
+ */
+static int jpeg_v5_0_0_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_v5_0_0_hw_init - start and test JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ */
+static int jpeg_v5_0_0_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)
+ return r;
+
+ DRM_DEV_INFO(adev->dev, "JPEG decode initialized successfully.\n");
+
+ return 0;
+}
+
+/**
+ * jpeg_v5_0_0_hw_fini - stop the hardware block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Stop the JPEG block, mark ring as not ready any more
+ */
+static int jpeg_v5_0_0_hw_fini(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ cancel_delayed_work_sync(&adev->vcn.idle_work);
+
+ if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
+ RREG32_SOC15(JPEG, 0, regUVD_JRBC_STATUS))
+ jpeg_v5_0_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
+
+ return 0;
+}
+
+/**
+ * jpeg_v5_0_0_suspend - suspend JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * HW fini and suspend JPEG block
+ */
+static int jpeg_v5_0_0_suspend(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int r;
+
+ r = jpeg_v5_0_0_hw_fini(adev);
+ if (r)
+ return r;
+
+ r = amdgpu_jpeg_suspend(adev);
+
+ return r;
+}
+
+/**
+ * jpeg_v5_0_0_resume - resume JPEG block
+ *
+ * @handle: amdgpu_device pointer
+ *
+ * Resume firmware and hw init JPEG block
+ */
+static int jpeg_v5_0_0_resume(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int r;
+
+ r = amdgpu_jpeg_resume(adev);
+ if (r)
+ return r;
+
+ r = jpeg_v5_0_0_hw_init(adev);
+
+ return r;
+}
+
+static void jpeg_v5_0_0_disable_clock_gating(struct amdgpu_device *adev)
+{
+ uint32_t data = 0;
+
+ WREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE, data);
+
+ data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL);
+ data &= ~(JPEG_CGC_CTRL__JPEG0_DEC_MODE_MASK
+ | JPEG_CGC_CTRL__JPEG_ENC_MODE_MASK);
+ WREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL, data);
+}
+
+static void jpeg_v5_0_0_enable_clock_gating(struct amdgpu_device *adev)
+{
+ uint32_t data = 0;
+
+ data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL);
+
+ data |= 1 << JPEG_CGC_CTRL__JPEG0_DEC_MODE__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__JPEG_ENC_MASK
+ |JPEG_CGC_GATE__JMCIF_MASK
+ |JPEG_CGC_GATE__JRBBM_MASK);
+ WREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE, data);
+}
+
+static int jpeg_v5_0_0_disable_static_power_gating(struct amdgpu_device *adev)
+{
+ uint32_t data = 0;
+
+ data = 1 << UVD_IPX_DLDO_CONFIG__ONO1_PWR_CONFIG__SHIFT;
+ WREG32_SOC15(JPEG, 0, regUVD_IPX_DLDO_CONFIG, data);
+ SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_IPX_DLDO_STATUS, 0,
+ UVD_IPX_DLDO_STATUS__ONO1_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);
+
+ /* keep the JPEG in static PG mode */
+ WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_POWER_STATUS), 0,
+ ~UVD_JPEG_POWER_STATUS__JPEG_PG_MODE_MASK);
+
+ return 0;
+}
+
+static int jpeg_v5_0_0_enable_static_power_gating(struct amdgpu_device *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);
+
+ return 0;
+}
+
+/**
+ * jpeg_v5_0_0_start - start JPEG block
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Setup and start the JPEG block
+ */
+static int jpeg_v5_0_0_start(struct amdgpu_device *adev)
+{
+ struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec;
+ int r;
+
+ if (adev->pm.dpm_enabled)
+ amdgpu_dpm_enable_jpeg(adev, true);
+
+ /* disable power gating */
+ r = jpeg_v5_0_0_disable_static_power_gating(adev);
+ if (r)
+ return r;
+
+ /* JPEG disable CGC */
+ jpeg_v5_0_0_disable_clock_gating(adev);
+
+ /* MJPEG global tiling registers */
+ 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_LMI_JRBC_RB_VMID, 0);
+ WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
+ WREG32_SOC15(JPEG, 0, regUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
+ lower_32_bits(ring->gpu_addr));
+ WREG32_SOC15(JPEG, 0, regUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
+ upper_32_bits(ring->gpu_addr));
+ WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_RPTR, 0);
+ WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_WPTR, 0);
+ WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_CNTL, 0x00000002L);
+ WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_SIZE, ring->ring_size / 4);
+ ring->wptr = RREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_WPTR);
+
+ return 0;
+}
+
+/**
+ * jpeg_v5_0_0_stop - stop JPEG block
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * stop the JPEG block
+ */
+static int jpeg_v5_0_0_stop(struct amdgpu_device *adev)
+{
+ int r;
+
+ /* 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_v5_0_0_enable_clock_gating(adev);
+
+ /* enable power gating */
+ r = jpeg_v5_0_0_enable_static_power_gating(adev);
+ if (r)
+ return r;
+
+ if (adev->pm.dpm_enabled)
+ amdgpu_dpm_enable_jpeg(adev, false);
+
+ return 0;
+}
+
+/**
+ * jpeg_v5_0_0_dec_ring_get_rptr - get read pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Returns the current hardware read pointer
+ */
+static uint64_t jpeg_v5_0_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+
+ return RREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_RPTR);
+}
+
+/**
+ * jpeg_v5_0_0_dec_ring_get_wptr - get write pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Returns the current hardware write pointer
+ */
+static uint64_t jpeg_v5_0_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+
+ if (ring->use_doorbell)
+ return *ring->wptr_cpu_addr;
+ else
+ return RREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_WPTR);
+}
+
+/**
+ * jpeg_v5_0_0_dec_ring_set_wptr - set write pointer
+ *
+ * @ring: amdgpu_ring pointer
+ *
+ * Commits the write pointer to the hardware
+ */
+static void jpeg_v5_0_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
+{
+ struct amdgpu_device *adev = ring->adev;
+
+ if (ring->use_doorbell) {
+ *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
+ WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
+ } else {
+ WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
+ }
+}
+
+static bool jpeg_v5_0_0_is_idle(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int ret = 1;
+
+ ret &= (((RREG32_SOC15(JPEG, 0, regUVD_JRBC_STATUS) &
+ UVD_JRBC_STATUS__RB_JOB_DONE_MASK) ==
+ UVD_JRBC_STATUS__RB_JOB_DONE_MASK));
+
+ return ret;
+}
+
+static int jpeg_v5_0_0_wait_for_idle(void *handle)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ return SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_JRBC_STATUS,
+ UVD_JRBC_STATUS__RB_JOB_DONE_MASK,
+ UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
+}
+
+static int jpeg_v5_0_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) ? true : false;
+
+ if (enable) {
+ if (!jpeg_v5_0_0_is_idle(handle))
+ return -EBUSY;
+ jpeg_v5_0_0_enable_clock_gating(adev);
+ } else {
+ jpeg_v5_0_0_disable_clock_gating(adev);
+ }
+
+ return 0;
+}
+
+static int jpeg_v5_0_0_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_v5_0_0_stop(adev);
+ else
+ ret = jpeg_v5_0_0_start(adev);
+
+ if (!ret)
+ adev->jpeg.cur_state = state;
+
+ return ret;
+}
+
+static int jpeg_v5_0_0_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_v5_0_0_process_interrupt(struct amdgpu_device *adev,
+ struct amdgpu_irq_src *source,
+ struct amdgpu_iv_entry *entry)
+{
+ DRM_DEBUG("IH: JPEG TRAP\n");
+
+ switch (entry->src_id) {
+ case VCN_4_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_v5_0_0_ip_funcs = {
+ .name = "jpeg_v5_0_0",
+ .early_init = jpeg_v5_0_0_early_init,
+ .late_init = NULL,
+ .sw_init = jpeg_v5_0_0_sw_init,
+ .sw_fini = jpeg_v5_0_0_sw_fini,
+ .hw_init = jpeg_v5_0_0_hw_init,
+ .hw_fini = jpeg_v5_0_0_hw_fini,
+ .suspend = jpeg_v5_0_0_suspend,
+ .resume = jpeg_v5_0_0_resume,
+ .is_idle = jpeg_v5_0_0_is_idle,
+ .wait_for_idle = jpeg_v5_0_0_wait_for_idle,
+ .check_soft_reset = NULL,
+ .pre_soft_reset = NULL,
+ .soft_reset = NULL,
+ .post_soft_reset = NULL,
+ .set_clockgating_state = jpeg_v5_0_0_set_clockgating_state,
+ .set_powergating_state = jpeg_v5_0_0_set_powergating_state,
+};
+
+static const struct amdgpu_ring_funcs jpeg_v5_0_0_dec_ring_vm_funcs = {
+ .type = AMDGPU_RING_TYPE_VCN_JPEG,
+ .align_mask = 0xf,
+ .get_rptr = jpeg_v5_0_0_dec_ring_get_rptr,
+ .get_wptr = jpeg_v5_0_0_dec_ring_get_wptr,
+ .set_wptr = jpeg_v5_0_0_dec_ring_set_wptr,
+ .emit_frame_size =
+ SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
+ SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
+ 8 + /* jpeg_v5_0_0_dec_ring_emit_vm_flush */
+ 22 + 22 + /* jpeg_v5_0_0_dec_ring_emit_fence x2 vm fence */
+ 8 + 16,
+ .emit_ib_size = 22, /* jpeg_v5_0_0_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_v5_0_0_set_dec_ring_funcs(struct amdgpu_device *adev)
+{
+ adev->jpeg.inst->ring_dec->funcs = &jpeg_v5_0_0_dec_ring_vm_funcs;
+ DRM_DEV_INFO(adev->dev, "JPEG decode is enabled in VM mode\n");
+}
+
+static const struct amdgpu_irq_src_funcs jpeg_v5_0_0_irq_funcs = {
+ .set = jpeg_v5_0_0_set_interrupt_state,
+ .process = jpeg_v5_0_0_process_interrupt,
+};
+
+static void jpeg_v5_0_0_set_irq_funcs(struct amdgpu_device *adev)
+{
+ adev->jpeg.inst->irq.num_types = 1;
+ adev->jpeg.inst->irq.funcs = &jpeg_v5_0_0_irq_funcs;
+}
+
+const struct amdgpu_ip_block_version jpeg_v5_0_0_ip_block = {
+ .type = AMD_IP_BLOCK_TYPE_JPEG,
+ .major = 5,
+ .minor = 0,
+ .rev = 0,
+ .funcs = &jpeg_v5_0_0_ip_funcs,
+};
diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.h b/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.h
new file mode 100644
index 000000000000..bd348336b215
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.h
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2023 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_V5_0_0_H__
+#define __JPEG_V5_0_0_H__
+
+extern const struct amdgpu_ip_block_version jpeg_v5_0_0_ip_block;
+
+#endif /* __JPEG_V5_0_0_H__ */
--
2.42.0
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