Merge drm/drm-next into drm-misc-next

Updating drm-misc-next to the state of Linux v6.6-rc2.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>

1 files changed, 32 insertions, 18 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h
index f637574644c0..09f6727e7c73 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h
@@ -31,10 +31,15 @@ struct amdgpu_doorbell {
 	/* doorbell mmio */
 	resource_size_t		base;
 	resource_size_t		size;
-	u32 __iomem		*ptr;
 
 	/* Number of doorbells reserved for amdgpu kernel driver */
 	u32 num_kernel_doorbells;
+
+	/* Kernel doorbells */
+	struct amdgpu_bo *kernel_doorbells;
+
+	/* For CPU access of doorbells */
+	uint32_t *cpu_addr;
 };
 
 /* Reserved doorbells for amdgpu (including multimedia).
@@ -90,8 +95,7 @@ struct amdgpu_doorbell_index {
 	uint32_t xcc_doorbell_range;
 };
 
-typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
-{
+enum AMDGPU_DOORBELL_ASSIGNMENT {
 	AMDGPU_DOORBELL_KIQ                     = 0x000,
 	AMDGPU_DOORBELL_HIQ                     = 0x001,
 	AMDGPU_DOORBELL_DIQ                     = 0x002,
@@ -109,10 +113,10 @@ typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
 	AMDGPU_DOORBELL_IH                      = 0x1E8,
 	AMDGPU_DOORBELL_MAX_ASSIGNMENT          = 0x3FF,
 	AMDGPU_DOORBELL_INVALID                 = 0xFFFF
-} AMDGPU_DOORBELL_ASSIGNMENT;
+};
+
+enum AMDGPU_VEGA20_DOORBELL_ASSIGNMENT {
 
-typedef enum _AMDGPU_VEGA20_DOORBELL_ASSIGNMENT
-{
 	/* Compute + GFX: 0~255 */
 	AMDGPU_VEGA20_DOORBELL_KIQ                     = 0x000,
 	AMDGPU_VEGA20_DOORBELL_HIQ                     = 0x001,
@@ -176,10 +180,10 @@ typedef enum _AMDGPU_VEGA20_DOORBELL_ASSIGNMENT
 
 	AMDGPU_VEGA20_DOORBELL_MAX_ASSIGNMENT            = 0x1F7,
 	AMDGPU_VEGA20_DOORBELL_INVALID                   = 0xFFFF
-} AMDGPU_VEGA20_DOORBELL_ASSIGNMENT;
+};
+
+enum AMDGPU_NAVI10_DOORBELL_ASSIGNMENT {
 
-typedef enum _AMDGPU_NAVI10_DOORBELL_ASSIGNMENT
-{
 	/* Compute + GFX: 0~255 */
 	AMDGPU_NAVI10_DOORBELL_KIQ			= 0x000,
 	AMDGPU_NAVI10_DOORBELL_HIQ			= 0x001,
@@ -227,13 +231,12 @@ typedef enum _AMDGPU_NAVI10_DOORBELL_ASSIGNMENT
 
 	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
  */
-typedef enum _AMDGPU_DOORBELL64_ASSIGNMENT
-{
+enum AMDGPU_DOORBELL64_ASSIGNMENT {
 	/*
 	 * All compute related doorbells: kiq, hiq, diq, traditional compute queue, user queue, should locate in
 	 * a continues range so that programming CP_MEC_DOORBELL_RANGE_LOWER/UPPER can cover this range.
@@ -309,9 +312,10 @@ typedef enum _AMDGPU_DOORBELL64_ASSIGNMENT
 
 	AMDGPU_DOORBELL64_MAX_ASSIGNMENT          = 0xFF,
 	AMDGPU_DOORBELL64_INVALID                 = 0xFFFF
-} AMDGPU_DOORBELL64_ASSIGNMENT;
+};
+
+enum AMDGPU_DOORBELL_ASSIGNMENT_LAYOUT1 {
 
-typedef enum _AMDGPU_DOORBELL_ASSIGNMENT_LAYOUT1 {
 	/* XCC0: 0x00 ~20, XCC1: 20 ~ 2F ... */
 
 	/* KIQ/HIQ/DIQ */
@@ -330,22 +334,32 @@ typedef enum _AMDGPU_DOORBELL_ASSIGNMENT_LAYOUT1 {
 	AMDGPU_DOORBELL_LAYOUT1_sDMA_ENGINE_END		= 0x19F,
 	/* IH: 0x1A0 ~ 0x1AF */
 	AMDGPU_DOORBELL_LAYOUT1_IH                      = 0x1A0,
-	/* VCN: 0x1B0 ~ 0x1D4 */
+	/* VCN: 0x1B0 ~ 0x1E8 */
 	AMDGPU_DOORBELL_LAYOUT1_VCN_START               = 0x1B0,
-	AMDGPU_DOORBELL_LAYOUT1_VCN_END                 = 0x1D4,
+	AMDGPU_DOORBELL_LAYOUT1_VCN_END                 = 0x1E8,
 
 	AMDGPU_DOORBELL_LAYOUT1_FIRST_NON_CP		= AMDGPU_DOORBELL_LAYOUT1_sDMA_ENGINE_START,
 	AMDGPU_DOORBELL_LAYOUT1_LAST_NON_CP		= AMDGPU_DOORBELL_LAYOUT1_VCN_END,
 
-	AMDGPU_DOORBELL_LAYOUT1_MAX_ASSIGNMENT          = 0x1D4,
+	AMDGPU_DOORBELL_LAYOUT1_MAX_ASSIGNMENT          = 0x1E8,
 	AMDGPU_DOORBELL_LAYOUT1_INVALID                 = 0xFFFF
-} AMDGPU_DOORBELL_ASSIGNMENT_LAYOUT1;
+};
 
 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
 u64 amdgpu_mm_rdoorbell64(struct amdgpu_device *adev, u32 index);
 void amdgpu_mm_wdoorbell64(struct amdgpu_device *adev, u32 index, u64 v);
 
+/*
+ * GPU doorbell aperture helpers function.
+ */
+int amdgpu_doorbell_init(struct amdgpu_device *adev);
+void amdgpu_doorbell_fini(struct amdgpu_device *adev);
+int amdgpu_doorbell_create_kernel_doorbells(struct amdgpu_device *adev);
+uint32_t amdgpu_doorbell_index_on_bar(struct amdgpu_device *adev,
+				       struct amdgpu_bo *db_bo,
+				       uint32_t doorbell_index);
+
 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
 #define RDOORBELL64(index) amdgpu_mm_rdoorbell64(adev, (index))