[PATCH 2/2] drm/amdgpu/jpeg: add support for jpeg DPG mode

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Jpeg DPG support for GC IP v11_5_0

Signed-off-by: Saleemkhan Jamadar <saleemkhan.jamadar@xxxxxxx>
Reviewed-by: Leo Liu <leo.liu@xxxxxxx>
Reviewed-by: Veerabadhran Gopalakrishnan <Veerabadhran.Gopalakrishnan@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c |  44 ++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h |  36 +++
 drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_5.c | 312 +++++++++++++++++------
 drivers/gpu/drm/amd/amdgpu/soc21.c       |   1 +
 drivers/gpu/drm/amd/include/amd_shared.h |   1 +
 5 files changed, 315 insertions(+), 79 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
index 2ff2897fd1db..ab70395a0022 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
@@ -36,10 +36,35 @@ static void amdgpu_jpeg_idle_work_handler(struct work_struct *work);
 
 int amdgpu_jpeg_sw_init(struct amdgpu_device *adev)
 {
+	int i, r;
+
 	INIT_DELAYED_WORK(&adev->jpeg.idle_work, amdgpu_jpeg_idle_work_handler);
 	mutex_init(&adev->jpeg.jpeg_pg_lock);
 	atomic_set(&adev->jpeg.total_submission_cnt, 0);
 
+	if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
+	    (adev->pg_flags & AMD_PG_SUPPORT_JPEG_DPG))
+		adev->jpeg.indirect_sram = true;
+
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; i++) {
+		if (adev->jpeg.harvest_config & (1 << i))
+			continue;
+
+		if (adev->jpeg.indirect_sram) {
+			r = amdgpu_bo_create_kernel(adev, 64 * 2 * 4, PAGE_SIZE,
+					AMDGPU_GEM_DOMAIN_VRAM |
+					AMDGPU_GEM_DOMAIN_GTT,
+					&adev->jpeg.inst[i].dpg_sram_bo,
+					&adev->jpeg.inst[i].dpg_sram_gpu_addr,
+					&adev->jpeg.inst[i].dpg_sram_cpu_addr);
+			if (r) {
+				dev_err(adev->dev,
+				"JPEG %d (%d) failed to allocate DPG bo\n", i, r);
+				return r;
+			}
+		}
+	}
+
 	return 0;
 }
 
@@ -51,6 +76,11 @@ int amdgpu_jpeg_sw_fini(struct amdgpu_device *adev)
 		if (adev->jpeg.harvest_config & (1 << i))
 			continue;
 
+		amdgpu_bo_free_kernel(
+			&adev->jpeg.inst[i].dpg_sram_bo,
+			&adev->jpeg.inst[i].dpg_sram_gpu_addr,
+			(void **)&adev->jpeg.inst[i].dpg_sram_cpu_addr);
+
 		for (j = 0; j < adev->jpeg.num_jpeg_rings; ++j)
 			amdgpu_ring_fini(&adev->jpeg.inst[i].ring_dec[j]);
 	}
@@ -210,6 +240,7 @@ int amdgpu_jpeg_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout)
 	} else {
 		r = 0;
 	}
+
 	if (!amdgpu_sriov_vf(adev)) {
 		for (i = 0; i < adev->usec_timeout; i++) {
 			tmp = RREG32(adev->jpeg.inst[ring->me].external.jpeg_pitch[ring->pipe]);
@@ -296,3 +327,16 @@ int amdgpu_jpeg_ras_sw_init(struct amdgpu_device *adev)
 
 	return 0;
 }
+
+int amdgpu_jpeg_psp_update_sram(struct amdgpu_device *adev, int inst_idx,
+			       enum AMDGPU_UCODE_ID ucode_id)
+{
+	struct amdgpu_firmware_info ucode = {
+		.ucode_id = AMDGPU_UCODE_ID_JPEG_RAM,
+		.mc_addr = adev->jpeg.inst[inst_idx].dpg_sram_gpu_addr,
+		.ucode_size = ((uintptr_t)adev->jpeg.inst[inst_idx].dpg_sram_curr_addr -
+			      (uintptr_t)adev->jpeg.inst[inst_idx].dpg_sram_cpu_addr),
+	};
+
+	return psp_execute_ip_fw_load(&adev->psp, &ucode);
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h
index ffe47e9f5bf2..aea31d61d991 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h
@@ -32,6 +32,34 @@
 #define AMDGPU_JPEG_HARVEST_JPEG0 (1 << 0)
 #define AMDGPU_JPEG_HARVEST_JPEG1 (1 << 1)
 
+#define WREG32_SOC15_JPEG_DPG_MODE(inst_idx, offset, value, indirect)			\
+	do {										\
+		if (!indirect) {							\
+			WREG32_SOC15(JPEG, GET_INST(JPEG, inst_idx),			\
+				     mmUVD_DPG_LMA_DATA, value);			\
+			WREG32_SOC15(							\
+				JPEG, GET_INST(JPEG, inst_idx),				\
+				mmUVD_DPG_LMA_CTL,					\
+				(UVD_DPG_LMA_CTL__READ_WRITE_MASK |			\
+				 offset << UVD_DPG_LMA_CTL__READ_WRITE_ADDR__SHIFT |	\
+				 indirect << UVD_DPG_LMA_CTL__SRAM_SEL__SHIFT));	\
+		} else {								\
+			*adev->jpeg.inst[inst_idx].dpg_sram_curr_addr++ =		\
+				offset;							\
+			*adev->jpeg.inst[inst_idx].dpg_sram_curr_addr++ =		\
+				value;							\
+		}									\
+	} while (0)
+
+#define RREG32_SOC15_JPEG_DPG_MODE(inst_idx, offset, mask_en)					\
+	({											\
+		WREG32_SOC15(JPEG, inst_idx, mmUVD_DPG_LMA_CTL,					\
+			(0x0 << UVD_DPG_LMA_CTL__READ_WRITE__SHIFT |				\
+			mask_en << UVD_DPG_LMA_CTL__MASK_EN__SHIFT |				\
+			offset << UVD_DPG_LMA_CTL__READ_WRITE_ADDR__SHIFT));			\
+		RREG32_SOC15(JPEG, inst_idx, mmUVD_DPG_LMA_DATA);				\
+	})
+
 struct amdgpu_jpeg_reg{
 	unsigned jpeg_pitch[AMDGPU_MAX_JPEG_RINGS];
 };
@@ -41,6 +69,11 @@ struct amdgpu_jpeg_inst {
 	struct amdgpu_irq_src irq;
 	struct amdgpu_irq_src ras_poison_irq;
 	struct amdgpu_jpeg_reg external;
+	struct amdgpu_bo	*dpg_sram_bo;
+	struct dpg_pause_state	pause_state;
+	void			*dpg_sram_cpu_addr;
+	uint64_t		dpg_sram_gpu_addr;
+	uint32_t		*dpg_sram_curr_addr;
 	uint8_t aid_id;
 };
 
@@ -63,6 +96,7 @@ struct amdgpu_jpeg {
 
 	uint16_t inst_mask;
 	uint8_t num_inst_per_aid;
+	bool	indirect_sram;
 };
 
 int amdgpu_jpeg_sw_init(struct amdgpu_device *adev);
@@ -82,5 +116,7 @@ int amdgpu_jpeg_process_poison_irq(struct amdgpu_device *adev,
 int amdgpu_jpeg_ras_late_init(struct amdgpu_device *adev,
 				struct ras_common_if *ras_block);
 int amdgpu_jpeg_ras_sw_init(struct amdgpu_device *adev);
+int amdgpu_jpeg_psp_update_sram(struct amdgpu_device *adev, int inst_idx,
+			       enum AMDGPU_UCODE_ID ucode_id);
 
 #endif /*__AMDGPU_JPEG_H__*/
diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_5.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_5.c
index 6ede85b28cc8..9797bb313518 100644
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_5.c
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_5.c
@@ -34,7 +34,17 @@
 #include "vcn/vcn_4_0_5_sh_mask.h"
 #include "ivsrcid/vcn/irqsrcs_vcn_4_0.h"
 
-#define regUVD_JPEG_PITCH_INTERNAL_OFFSET                  0x401f
+#define mmUVD_DPG_LMA_CTL						regUVD_DPG_LMA_CTL
+#define mmUVD_DPG_LMA_CTL_BASE_IDX					regUVD_DPG_LMA_CTL_BASE_IDX
+#define mmUVD_DPG_LMA_DATA						regUVD_DPG_LMA_DATA
+#define mmUVD_DPG_LMA_DATA_BASE_IDX					regUVD_DPG_LMA_DATA_BASE_IDX
+
+#define regUVD_JPEG_PITCH_INTERNAL_OFFSET		0x401f
+#define regJPEG_DEC_GFX10_ADDR_CONFIG_INTERNAL_OFFSET	0x4026
+#define regJPEG_SYS_INT_EN_INTERNAL_OFFSET		0x4141
+#define regJPEG_CGC_CTRL_INTERNAL_OFFSET		0x4161
+#define regJPEG_CGC_GATE_INTERNAL_OFFSET		0x4160
+#define regUVD_NO_OP_INTERNAL_OFFSET			0x0029
 
 static void jpeg_v4_0_5_set_dec_ring_funcs(struct amdgpu_device *adev);
 static void jpeg_v4_0_5_set_irq_funcs(struct amdgpu_device *adev);
@@ -155,11 +165,18 @@ static int jpeg_v4_0_5_hw_init(void *handle)
 	struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec;
 	int r;
 
+	// TODO: Enable ring test with DPG support
+	if (adev->pg_flags & AMD_PG_SUPPORT_JPEG_DPG) {
+		DRM_DEV_INFO(adev->dev, "JPEG decode initialized successfully under DPG Mode");
+		return 0;
+	}
+
 	r = amdgpu_ring_test_helper(ring);
 	if (r)
 		return r;
 
-	DRM_DEV_INFO(adev->dev, "JPEG decode initialized successfully.\n");
+	if (!r)
+		DRM_INFO("JPEG decode initialized successfully under SPG Mode\n");
 
 	return 0;
 }
@@ -228,11 +245,11 @@ static int jpeg_v4_0_5_resume(void *handle)
 	return r;
 }
 
-static void jpeg_v4_0_5_disable_clock_gating(struct amdgpu_device *adev)
+static void jpeg_v4_0_5_disable_clock_gating(struct amdgpu_device *adev, int inst)
 {
 	uint32_t data = 0;
 
-	data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL);
+	data = RREG32_SOC15(JPEG, inst, regJPEG_CGC_CTRL);
 	if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG) {
 		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 		data &= (~JPEG_CGC_CTRL__JPEG_DEC_MODE_MASK);
@@ -242,21 +259,21 @@ static void jpeg_v4_0_5_disable_clock_gating(struct amdgpu_device *adev)
 
 	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);
+	WREG32_SOC15(JPEG, inst, regJPEG_CGC_CTRL, data);
 
-	data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE);
+	data = RREG32_SOC15(JPEG, inst, regJPEG_CGC_GATE);
 	data &= ~(JPEG_CGC_GATE__JPEG_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);
+	WREG32_SOC15(JPEG, inst, regJPEG_CGC_GATE, data);
 }
 
-static void jpeg_v4_0_5_enable_clock_gating(struct amdgpu_device *adev)
+static void jpeg_v4_0_5_enable_clock_gating(struct amdgpu_device *adev, int inst)
 {
 	uint32_t data = 0;
 
-	data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL);
+	data = RREG32_SOC15(JPEG, inst, regJPEG_CGC_CTRL);
 	if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG) {
 		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 		data |= JPEG_CGC_CTRL__JPEG_DEC_MODE_MASK;
@@ -266,47 +283,66 @@ static void jpeg_v4_0_5_enable_clock_gating(struct amdgpu_device *adev)
 
 	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);
+	WREG32_SOC15(JPEG, inst, regJPEG_CGC_CTRL, data);
 
-	data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE);
+	data = RREG32_SOC15(JPEG, inst, regJPEG_CGC_GATE);
 	data |= (JPEG_CGC_GATE__JPEG_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);
+	WREG32_SOC15(JPEG, inst, regJPEG_CGC_GATE, data);
 }
 
-static int jpeg_v4_0_5_disable_static_power_gating(struct amdgpu_device *adev)
+static void jpeg_engine_4_0_5_dpg_clock_gating_mode(struct amdgpu_device *adev,
+			int inst_idx, uint8_t indirect)
+{
+	uint32_t data = 0;
+
+	if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
+		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
+	else
+		data |= 0 << 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_DPG_MODE(inst_idx, regJPEG_CGC_CTRL_INTERNAL_OFFSET, data, indirect);
+
+	data = 0;
+	WREG32_SOC15_JPEG_DPG_MODE(inst_idx, regJPEG_CGC_GATE_INTERNAL_OFFSET,
+				data, indirect);
+}
+
+static int jpeg_v4_0_5_disable_static_power_gating(struct amdgpu_device *adev, int inst)
 {
 	if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
-		WREG32(SOC15_REG_OFFSET(JPEG, 0, regUVD_IPX_DLDO_CONFIG),
+		WREG32(SOC15_REG_OFFSET(JPEG, inst, regUVD_IPX_DLDO_CONFIG),
 			1 << UVD_IPX_DLDO_CONFIG__ONO1_PWR_CONFIG__SHIFT);
-		SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_IPX_DLDO_STATUS,
+		SOC15_WAIT_ON_RREG(JPEG, inst, 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,
+	WREG32_P(SOC15_REG_OFFSET(JPEG, inst, 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,
+	WREG32_P(SOC15_REG_OFFSET(JPEG, inst, regUVD_JPEG_POWER_STATUS), 0,
 		~UVD_JPEG_POWER_STATUS__JPEG_PG_MODE_MASK);
 
 	return 0;
 }
 
-static int jpeg_v4_0_5_enable_static_power_gating(struct amdgpu_device *adev)
+static int jpeg_v4_0_5_enable_static_power_gating(struct amdgpu_device *adev, int inst)
 {
 	/* enable anti hang mechanism */
-	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_POWER_STATUS),
+	WREG32_P(SOC15_REG_OFFSET(JPEG, inst, regUVD_JPEG_POWER_STATUS),
 		UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK,
 		~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
 
 	if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
-		WREG32(SOC15_REG_OFFSET(JPEG, 0, regUVD_IPX_DLDO_CONFIG),
+		WREG32(SOC15_REG_OFFSET(JPEG, inst, regUVD_IPX_DLDO_CONFIG),
 			2 << UVD_IPX_DLDO_CONFIG__ONO1_PWR_CONFIG__SHIFT);
-		SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_IPX_DLDO_STATUS,
+		SOC15_WAIT_ON_RREG(JPEG, inst, regUVD_IPX_DLDO_STATUS,
 			1 << UVD_IPX_DLDO_STATUS__ONO1_PWR_STATUS__SHIFT,
 			UVD_IPX_DLDO_STATUS__ONO1_PWR_STATUS_MASK);
 	}
@@ -315,61 +351,151 @@ static int jpeg_v4_0_5_enable_static_power_gating(struct amdgpu_device *adev)
 }
 
 /**
- * jpeg_v4_0_5_start - start JPEG block
+ * jpeg_v4_0_5_start_dpg_mode - Jpeg start with dpg mode
  *
  * @adev: amdgpu_device pointer
+ * @inst_idx: instance number index
+ * @indirect: indirectly write sram
  *
- * Setup and start the JPEG block
+ * Start JPEG block with dpg mode
  */
-static int jpeg_v4_0_5_start(struct amdgpu_device *adev)
+static int jpeg_v4_0_5_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 {
-	struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec;
-	int r;
+	struct amdgpu_ring *ring = adev->jpeg.inst[inst_idx].ring_dec;
+	uint32_t reg_data = 0;
 
-	if (adev->pm.dpm_enabled)
-		amdgpu_dpm_enable_jpeg(adev, true);
+	/* enable anti hang mechanism */
+	reg_data = RREG32_SOC15(JPEG, inst_idx, regUVD_JPEG_POWER_STATUS);
+	reg_data &= ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK;
+	reg_data |=  0x1;
+	WREG32_SOC15(JPEG, inst_idx, regUVD_JPEG_POWER_STATUS, reg_data);
 
-	/* doorbell programming is done for every playback */
-	adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
-				(adev->doorbell_index.vcn.vcn_ring0_1 << 1), 0);
+	if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
+		WREG32(SOC15_REG_OFFSET(JPEG, inst_idx, regUVD_IPX_DLDO_CONFIG),
+			2 << UVD_IPX_DLDO_CONFIG__ONO1_PWR_CONFIG__SHIFT);
+		SOC15_WAIT_ON_RREG(JPEG, inst_idx, regUVD_IPX_DLDO_STATUS,
+			1 << UVD_IPX_DLDO_STATUS__ONO1_PWR_STATUS__SHIFT,
+			UVD_IPX_DLDO_STATUS__ONO1_PWR_STATUS_MASK);
+	}
 
-	WREG32_SOC15(VCN, 0, regVCN_JPEG_DB_CTRL,
-		ring->doorbell_index << VCN_JPEG_DB_CTRL__OFFSET__SHIFT |
-		VCN_JPEG_DB_CTRL__EN_MASK);
+	reg_data = RREG32_SOC15(JPEG, inst_idx, regUVD_JPEG_POWER_STATUS);
+	reg_data |= UVD_JPEG_POWER_STATUS__JPEG_PG_MODE_MASK;
+	WREG32_SOC15(JPEG, inst_idx, regUVD_JPEG_POWER_STATUS, reg_data);
 
-	/* disable power gating */
-	r = jpeg_v4_0_5_disable_static_power_gating(adev);
-	if (r)
-		return r;
+	if (indirect)
+		adev->jpeg.inst[inst_idx].dpg_sram_curr_addr =
+					(uint32_t *)adev->jpeg.inst[inst_idx].dpg_sram_cpu_addr;
 
-	/* JPEG disable CGC */
-	jpeg_v4_0_5_disable_clock_gating(adev);
+	jpeg_engine_4_0_5_dpg_clock_gating_mode(adev, inst_idx, indirect);
 
 	/* MJPEG global tiling registers */
-	WREG32_SOC15(JPEG, 0, regJPEG_DEC_GFX10_ADDR_CONFIG,
-		adev->gfx.config.gb_addr_config);
-
+	WREG32_SOC15_JPEG_DPG_MODE(inst_idx, regJPEG_DEC_GFX10_ADDR_CONFIG_INTERNAL_OFFSET,
+	adev->gfx.config.gb_addr_config, indirect);
+	/* enable System Interrupt for JRBC */
+	WREG32_SOC15_JPEG_DPG_MODE(inst_idx, regJPEG_SYS_INT_EN_INTERNAL_OFFSET,
+	JPEG_SYS_INT_EN__DJRBC_MASK, indirect);
 
-	/* enable JMI channel */
-	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JMI_CNTL), 0,
-		~UVD_JMI_CNTL__SOFT_RESET_MASK);
+	/* add nop to workaround PSP size check */
+	WREG32_SOC15_JPEG_DPG_MODE(inst_idx, regUVD_NO_OP_INTERNAL_OFFSET, 0, indirect);
 
-	/* enable System Interrupt for JRBC */
-	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regJPEG_SYS_INT_EN),
-		JPEG_SYS_INT_EN__DJRBC_MASK,
-		~JPEG_SYS_INT_EN__DJRBC_MASK);
+	if (indirect)
+		amdgpu_jpeg_psp_update_sram(adev, inst_idx, 0);
 
-	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,
+	WREG32_SOC15(JPEG, inst_idx, regUVD_LMI_JRBC_RB_VMID, 0);
+	WREG32_SOC15(JPEG, inst_idx, regUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
+	WREG32_SOC15(JPEG, inst_idx, regUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
 		lower_32_bits(ring->gpu_addr));
-	WREG32_SOC15(JPEG, 0, regUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
+	WREG32_SOC15(JPEG, inst_idx, 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);
+	WREG32_SOC15(JPEG, inst_idx, regUVD_JRBC_RB_RPTR, 0);
+	WREG32_SOC15(JPEG, inst_idx, regUVD_JRBC_RB_WPTR, 0);
+	WREG32_SOC15(JPEG, inst_idx, regUVD_JRBC_RB_CNTL, 0x00000002L);
+	WREG32_SOC15(JPEG, inst_idx, regUVD_JRBC_RB_SIZE, ring->ring_size / 4);
+	ring->wptr = RREG32_SOC15(JPEG, inst_idx, regUVD_JRBC_RB_WPTR);
+
+	return 0;
+}
+
+/**
+ * jpeg_v4_0_5_stop_dpg_mode - Jpeg stop with dpg mode
+ *
+ * @adev: amdgpu_device pointer
+ * @inst_idx: instance number index
+ *
+ * Stop JPEG block with dpg mode
+ */
+static void jpeg_v4_0_5_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
+{
+	uint32_t reg_data = 0;
+
+	reg_data = RREG32_SOC15(JPEG, inst_idx, regUVD_JPEG_POWER_STATUS);
+	reg_data &= ~UVD_JPEG_POWER_STATUS__JPEG_PG_MODE_MASK;
+	WREG32_SOC15(JPEG, inst_idx, regUVD_JPEG_POWER_STATUS, reg_data);
+
+}
+
+/**
+ * jpeg_v4_0_5_start - start JPEG block
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Setup and start the JPEG block
+ */
+static int jpeg_v4_0_5_start(struct amdgpu_device *adev)
+{
+	struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec;
+	int r, i;
+
+	if (adev->pm.dpm_enabled)
+		amdgpu_dpm_enable_jpeg(adev, true);
+
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		/* doorbell programming is done for every playback */
+		adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
+				(adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i, i);
+
+		WREG32_SOC15(VCN, i, regVCN_JPEG_DB_CTRL,
+			ring->doorbell_index << VCN_JPEG_DB_CTRL__OFFSET__SHIFT |
+			VCN_JPEG_DB_CTRL__EN_MASK);
+
+		if (adev->pg_flags & AMD_PG_SUPPORT_JPEG_DPG) {
+			r = jpeg_v4_0_5_start_dpg_mode(adev, i, adev->jpeg.indirect_sram);
+			continue;
+		}
+
+		/* disable power gating */
+		r = jpeg_v4_0_5_disable_static_power_gating(adev, i);
+		if (r)
+			return r;
+
+		/* JPEG disable CGC */
+		jpeg_v4_0_5_disable_clock_gating(adev, i);
+
+		/* MJPEG global tiling registers */
+		WREG32_SOC15(JPEG, i, regJPEG_DEC_GFX10_ADDR_CONFIG,
+			adev->gfx.config.gb_addr_config);
+
+		/* enable JMI channel */
+		WREG32_P(SOC15_REG_OFFSET(JPEG, i, regUVD_JMI_CNTL), 0,
+			~UVD_JMI_CNTL__SOFT_RESET_MASK);
+
+		/* enable System Interrupt for JRBC */
+		WREG32_P(SOC15_REG_OFFSET(JPEG, i, regJPEG_SYS_INT_EN),
+			JPEG_SYS_INT_EN__DJRBC_MASK,
+			~JPEG_SYS_INT_EN__DJRBC_MASK);
+
+		WREG32_SOC15(JPEG, i, regUVD_LMI_JRBC_RB_VMID, 0);
+		WREG32_SOC15(JPEG, i, regUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
+		WREG32_SOC15(JPEG, i, regUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
+			lower_32_bits(ring->gpu_addr));
+		WREG32_SOC15(JPEG, i, regUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
+			upper_32_bits(ring->gpu_addr));
+		WREG32_SOC15(JPEG, i, regUVD_JRBC_RB_RPTR, 0);
+		WREG32_SOC15(JPEG, i, regUVD_JRBC_RB_WPTR, 0);
+		WREG32_SOC15(JPEG, i, regUVD_JRBC_RB_CNTL, 0x00000002L);
+		WREG32_SOC15(JPEG, i, regUVD_JRBC_RB_SIZE, ring->ring_size / 4);
+		ring->wptr = RREG32_SOC15(JPEG, i, regUVD_JRBC_RB_WPTR);
+	}
 
 	return 0;
 }
@@ -383,19 +509,26 @@ static int jpeg_v4_0_5_start(struct amdgpu_device *adev)
  */
 static int jpeg_v4_0_5_stop(struct amdgpu_device *adev)
 {
-	int r;
+	int r, i;
 
-	/* reset JMI */
-	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JMI_CNTL),
-		UVD_JMI_CNTL__SOFT_RESET_MASK,
-		~UVD_JMI_CNTL__SOFT_RESET_MASK);
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		if (adev->pg_flags & AMD_PG_SUPPORT_JPEG_DPG) {
 
-	jpeg_v4_0_5_enable_clock_gating(adev);
+			jpeg_v4_0_5_stop_dpg_mode(adev, i);
+			continue;
+		}
+		/* reset JMI */
+		WREG32_P(SOC15_REG_OFFSET(JPEG, i, regUVD_JMI_CNTL),
+			UVD_JMI_CNTL__SOFT_RESET_MASK,
+			~UVD_JMI_CNTL__SOFT_RESET_MASK);
 
-	/* enable power gating */
-	r = jpeg_v4_0_5_enable_static_power_gating(adev);
-	if (r)
-		return r;
+		jpeg_v4_0_5_enable_clock_gating(adev, i);
+
+		/* enable power gating */
+		r = jpeg_v4_0_5_enable_static_power_gating(adev, i);
+		if (r)
+			return r;
+	}
 
 	if (adev->pm.dpm_enabled)
 		amdgpu_dpm_enable_jpeg(adev, false);
@@ -479,13 +612,20 @@ static int jpeg_v4_0_5_set_clockgating_state(void *handle,
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 	bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
+	int i;
 
-	if (enable) {
-		if (!jpeg_v4_0_5_is_idle(handle))
-			return -EBUSY;
-		jpeg_v4_0_5_enable_clock_gating(adev);
-	} else {
-		jpeg_v4_0_5_disable_clock_gating(adev);
+	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+		if (adev->jpeg.harvest_config & (1 << i))
+			continue;
+
+		if (enable) {
+			if (!jpeg_v4_0_5_is_idle(handle))
+				return -EBUSY;
+
+			jpeg_v4_0_5_enable_clock_gating(adev, i);
+		} else {
+			jpeg_v4_0_5_disable_clock_gating(adev, i);
+		}
 	}
 
 	return 0;
@@ -598,8 +738,15 @@ static const struct amdgpu_ring_funcs jpeg_v4_0_5_dec_ring_vm_funcs = {
 
 static void jpeg_v4_0_5_set_dec_ring_funcs(struct amdgpu_device *adev)
 {
-	adev->jpeg.inst->ring_dec->funcs = &jpeg_v4_0_5_dec_ring_vm_funcs;
-	DRM_DEV_INFO(adev->dev, "JPEG decode is enabled in VM mode\n");
+	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_v4_0_5_dec_ring_vm_funcs;
+		DRM_DEV_INFO(adev->dev, "JPEG%d decode is enabled in VM mode\n", i);
+	}
 }
 
 static const struct amdgpu_irq_src_funcs jpeg_v4_0_5_irq_funcs = {
@@ -609,8 +756,15 @@ static const struct amdgpu_irq_src_funcs jpeg_v4_0_5_irq_funcs = {
 
 static void jpeg_v4_0_5_set_irq_funcs(struct amdgpu_device *adev)
 {
-	adev->jpeg.inst->irq.num_types = 1;
-	adev->jpeg.inst->irq.funcs = &jpeg_v4_0_5_irq_funcs;
+	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_v4_0_5_irq_funcs;
+	}
 }
 
 const struct amdgpu_ip_block_version jpeg_v4_0_5_ip_block = {
diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c
index 48c6efcdeac9..990f4669723d 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc21.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc21.c
@@ -711,6 +711,7 @@ static int soc21_common_early_init(void *handle)
 			AMD_CG_SUPPORT_BIF_MGCG |
 			AMD_CG_SUPPORT_BIF_LS;
 		adev->pg_flags = AMD_PG_SUPPORT_VCN_DPG |
+			AMD_PG_SUPPORT_JPEG_DPG |
 			AMD_PG_SUPPORT_VCN |
 			AMD_PG_SUPPORT_JPEG |
 			AMD_PG_SUPPORT_GFX_PG;
diff --git a/drivers/gpu/drm/amd/include/amd_shared.h b/drivers/gpu/drm/amd/include/amd_shared.h
index da9b670fec86..42ed7f1b6b72 100644
--- a/drivers/gpu/drm/amd/include/amd_shared.h
+++ b/drivers/gpu/drm/amd/include/amd_shared.h
@@ -174,6 +174,7 @@ enum amd_powergating_state {
 #define AMD_PG_SUPPORT_ATHUB			(1 << 16)
 #define AMD_PG_SUPPORT_JPEG			(1 << 17)
 #define AMD_PG_SUPPORT_IH_SRAM_PG		(1 << 18)
+#define AMD_PG_SUPPORT_JPEG_DPG		(1 << 19)
 
 /**
  * enum PP_FEATURE_MASK - Used to mask power play features.
-- 
2.25.1




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