[PATCH 014/459] drm/amdgpu: add doorbell assignement for navi10

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Hawking Zhang <Hawking.Zhang@xxxxxxx>

Update mappings for Navi10.

Signed-off-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
Reviewed-by: Jack Xiao <Jack.Xiao@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h | 40 ++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h
index 68959b923f89..790263dcc064 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h
@@ -51,6 +51,7 @@ struct amdgpu_doorbell_index {
 	uint32_t userqueue_start;
 	uint32_t userqueue_end;
 	uint32_t gfx_ring0;
+	uint32_t gfx_ring1;
 	uint32_t sdma_engine[8];
 	uint32_t ih;
 	union {
@@ -153,6 +154,45 @@ typedef enum _AMDGPU_VEGA20_DOORBELL_ASSIGNMENT
 	AMDGPU_VEGA20_DOORBELL_INVALID                   = 0xFFFF
 } AMDGPU_VEGA20_DOORBELL_ASSIGNMENT;
 
+typedef enum _AMDGPU_NAVI10_DOORBELL_ASSIGNMENT
+{
+	/* Compute + GFX: 0~255 */
+	AMDGPU_NAVI10_DOORBELL_KIQ			= 0x000,
+	AMDGPU_NAVI10_DOORBELL_HIQ			= 0x001,
+	AMDGPU_NAVI10_DOORBELL_DIQ			= 0x002,
+	AMDGPU_NAVI10_DOORBELL_MEC_RING0		= 0x003,
+	AMDGPU_NAVI10_DOORBELL_MEC_RING1		= 0x004,
+	AMDGPU_NAVI10_DOORBELL_MEC_RING2		= 0x005,
+	AMDGPU_NAVI10_DOORBELL_MEC_RING3		= 0x006,
+	AMDGPU_NAVI10_DOORBELL_MEC_RING4		= 0x007,
+	AMDGPU_NAVI10_DOORBELL_MEC_RING5		= 0x008,
+	AMDGPU_NAVI10_DOORBELL_MEC_RING6		= 0x009,
+	AMDGPU_NAVI10_DOORBELL_MEC_RING7		= 0x00A,
+	AMDGPU_NAVI10_DOORBELL_USERQUEUE_START		= 0x00B,
+	AMDGPU_NAVI10_DOORBELL_USERQUEUE_END		= 0x08A,
+	AMDGPU_NAVI10_DOORBELL_GFX_RING0		= 0x08B,
+	AMDGPU_NAVI10_DOORBELL_GFX_RING1		= 0x08C,
+	/* SDMA:256~335*/
+	AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE0		= 0x100,
+	AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE1		= 0x10A,
+	/* IH: 376~391 */
+	AMDGPU_NAVI10_DOORBELL_IH			= 0x178,
+	/* MMSCH: 392~407
+	 * overlap the doorbell assignment with VCN as they are  mutually exclusive
+	 * VCE engine's doorbell is 32 bit and two VCE ring share one QWORD
+	 */
+	AMDGPU_NAVI10_DOORBELL64_VCN0_1			= 0x188, /* lower 32 bits for VNC0 and upper 32 bits for VNC1 */
+	AMDGPU_NAVI10_DOORBELL64_VCN2_3			= 0x189,
+	AMDGPU_NAVI10_DOORBELL64_VCN4_5			= 0x18A,
+	AMDGPU_NAVI10_DOORBELL64_VCN6_7			= 0x18B,
+
+	AMDGPU_NAVI10_DOORBELL64_FIRST_NON_CP		= AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE0,
+	AMDGPU_NAVI10_DOORBELL64_LAST_NON_CP		= AMDGPU_NAVI10_DOORBELL64_VCN6_7,
+
+	AMDGPU_NAVI10_DOORBELL_MAX_ASSIGNMENT		= 0x18F,
+	AMDGPU_NAVI10_DOORBELL_INVALID			= 0xFFFF
+} AMDGPU_NAVI10_DOORBELL_ASSIGNMENT;
+
 /*
  * 64bit doorbell, offset are in QWORD, occupy 2KB doorbell space
  */
-- 
2.20.1

_______________________________________________
amd-gfx mailing list
amd-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/amd-gfx




[Index of Archives]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux