drm/vmwgfx: Update the device headers

This change updates the device headers to the latest device version.
Where renaming affects the existing code, it's updated accordingly.
Signed-off-by: Deepak Rawat <drawat@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>

drivers/gpu/drm/vmwgfx/device_include/svga3d_devcaps.h

@@ -229,9 +229,9 @@ typedef enum {
    SVGA3D_DEVCAP_DEAD2                             = 94,
 
    /*
-    * Does the device support the DX commands?
+    * Does the device support DXContexts?
     */
-   SVGA3D_DEVCAP_DX                                = 95,
+   SVGA3D_DEVCAP_DXCONTEXT                         = 95,
 
    /*
     * What is the maximum size of a texture array?
@@ -241,21 +241,47 @@ typedef enum {
    SVGA3D_DEVCAP_MAX_TEXTURE_ARRAY_SIZE            = 96,
 
    /*
-    * What is the maximum number of vertex buffers that can
-    * be used in the DXContext inputAssembly?
+    * What is the maximum number of vertex buffers or vertex input registers
+    * that can be expected to work correctly with a DXContext?
+    *
+    * The guest is allowed to set up to SVGA3D_DX_MAX_VERTEXBUFFERS, but
+    * anything in excess of this cap is not guaranteed to render correctly.
+    *
+    * Similarly, the guest can set up to SVGA3D_DX_MAX_VERTEXINPUTREGISTERS
+    * input registers without the SVGA3D_DEVCAP_SM4_1 cap, or
+    * SVGA3D_DX_SM41_MAX_VERTEXINPUTREGISTERS with the SVGA3D_DEVCAP_SM4_1,
+    * but only the registers up to this cap value are guaranteed to render
+    * correctly.
+    *
+    * If guest-drivers are able to expose a lower-limit, it's recommended
+    * that they clamp to this value.  Otherwise, the host will make a
+    * best-effort on case-by-case basis if guests exceed this.
     */
    SVGA3D_DEVCAP_DX_MAX_VERTEXBUFFERS              = 97,
 
    /*
-    * What is the maximum number of constant buffers
-    * that can be expected to work correctly with a
-    * DX context?
+    * What is the maximum number of constant buffers that can be expected to
+    * work correctly with a DX context?
+    *
+    * The guest is allowed to set up to SVGA3D_DX_MAX_CONSTBUFFERS, but
+    * anything in excess of this cap is not guaranteed to render correctly.
+    *
+    * If guest-drivers are able to expose a lower-limit, it's recommended
+    * that they clamp to this value.  Otherwise, the host will make a
+    * best-effort on case-by-case basis if guests exceed this.
     */
    SVGA3D_DEVCAP_DX_MAX_CONSTANT_BUFFERS           = 98,
 
    /*
     * Does the device support provoking vertex control?
-    * If zero, the first vertex will always be the provoking vertex.
+    *
+    * If this cap is present, the provokingVertexLast field in the
+    * rasterizer state is enabled.  (Guests can then set it to FALSE,
+    * meaning that the first vertex is the provoking vertex, or TRUE,
+    * meaning that the last verteix is the provoking vertex.)
+    *
+    * If this cap is FALSE, then guests should set the provokingVertexLast
+    * to FALSE, otherwise rendering behavior is undefined.
     */
    SVGA3D_DEVCAP_DX_PROVOKING_VERTEX               = 99,
 
@@ -281,7 +307,7 @@ typedef enum {
    SVGA3D_DEVCAP_DXFMT_BUMPU8V8                    = 119,
    SVGA3D_DEVCAP_DXFMT_BUMPL6V5U5                  = 120,
    SVGA3D_DEVCAP_DXFMT_BUMPX8L8V8U8                = 121,
-   SVGA3D_DEVCAP_DXFMT_BUMPL8V8U8                  = 122,
+   SVGA3D_DEVCAP_DXFMT_FORMAT_DEAD1                = 122,
    SVGA3D_DEVCAP_DXFMT_ARGB_S10E5                  = 123,
    SVGA3D_DEVCAP_DXFMT_ARGB_S23E8                  = 124,
    SVGA3D_DEVCAP_DXFMT_A2R10G10B10                 = 125,
@@ -320,8 +346,8 @@ typedef enum {
    SVGA3D_DEVCAP_DXFMT_R32G32_SINT                 = 158,
    SVGA3D_DEVCAP_DXFMT_R32G8X24_TYPELESS           = 159,
    SVGA3D_DEVCAP_DXFMT_D32_FLOAT_S8X24_UINT        = 160,
-   SVGA3D_DEVCAP_DXFMT_R32_FLOAT_X8X24_TYPELESS    = 161,
-   SVGA3D_DEVCAP_DXFMT_X32_TYPELESS_G8X24_UINT     = 162,
+   SVGA3D_DEVCAP_DXFMT_R32_FLOAT_X8X24             = 161,
+   SVGA3D_DEVCAP_DXFMT_X32_G8X24_UINT              = 162,
    SVGA3D_DEVCAP_DXFMT_R10G10B10A2_TYPELESS        = 163,
    SVGA3D_DEVCAP_DXFMT_R10G10B10A2_UINT            = 164,
    SVGA3D_DEVCAP_DXFMT_R11G11B10_FLOAT             = 165,
@@ -339,8 +365,8 @@ typedef enum {
    SVGA3D_DEVCAP_DXFMT_R32_SINT                    = 177,
    SVGA3D_DEVCAP_DXFMT_R24G8_TYPELESS              = 178,
    SVGA3D_DEVCAP_DXFMT_D24_UNORM_S8_UINT           = 179,
-   SVGA3D_DEVCAP_DXFMT_R24_UNORM_X8_TYPELESS       = 180,
-   SVGA3D_DEVCAP_DXFMT_X24_TYPELESS_G8_UINT        = 181,
+   SVGA3D_DEVCAP_DXFMT_R24_UNORM_X8                = 180,
+   SVGA3D_DEVCAP_DXFMT_X24_G8_UINT                 = 181,
    SVGA3D_DEVCAP_DXFMT_R8G8_TYPELESS               = 182,
    SVGA3D_DEVCAP_DXFMT_R8G8_UNORM                  = 183,
    SVGA3D_DEVCAP_DXFMT_R8G8_UINT                   = 184,
@@ -404,6 +430,17 @@ typedef enum {
    SVGA3D_DEVCAP_DXFMT_BC4_UNORM                   = 242,
    SVGA3D_DEVCAP_DXFMT_BC5_UNORM                   = 243,
 
+   /*
+    * Advertises shaderModel 4.1 support, independent blend-states,
+    * cube-map arrays, and a higher vertex input registers limit.
+    *
+    * (See documentation on SVGA3D_DEVCAP_DX_MAX_VERTEXBUFFERS.)
+    */
+   SVGA3D_DEVCAP_SM41                              = 244,
+
+   SVGA3D_DEVCAP_MULTISAMPLE_2X                    = 245,
+   SVGA3D_DEVCAP_MULTISAMPLE_4X                    = 246,
+
    SVGA3D_DEVCAP_MAX                       /* This must be the last index. */
 } SVGA3dDevCapIndex;
 
@@ -419,9 +456,7 @@ typedef enum {
  * MIPS: Does the format support mip levels?
  * ARRAY: Does the format support texture arrays?
  * VOLUME: Does the format support having volume?
- * MULTISAMPLE_2: Does the format support 2x multisample?
- * MULTISAMPLE_4: Does the format support 4x multisample?
- * MULTISAMPLE_8: Does the format support 8x multisample?
+ * MULTISAMPLE: Does the format support multisample?
  */
 #define SVGA3D_DXFMT_SUPPORTED                (1 <<  0)
 #define SVGA3D_DXFMT_SHADER_SAMPLE            (1 <<  1)
@@ -432,20 +467,8 @@ typedef enum {
 #define SVGA3D_DXFMT_ARRAY                    (1 <<  6)
 #define SVGA3D_DXFMT_VOLUME                   (1 <<  7)
 #define SVGA3D_DXFMT_DX_VERTEX_BUFFER         (1 <<  8)
-#define SVGADX_DXFMT_MULTISAMPLE_2            (1 <<  9)
-#define SVGADX_DXFMT_MULTISAMPLE_4            (1 << 10)
-#define SVGADX_DXFMT_MULTISAMPLE_8            (1 << 11)
-#define SVGADX_DXFMT_MAX                      (1 << 12)
-
-/*
- * Convenience mask for any multisample capability.
- *
- * The multisample bits imply both load and render capability.
- */
-#define SVGA3D_DXFMT_MULTISAMPLE ( \
-           SVGADX_DXFMT_MULTISAMPLE_2 | \
-           SVGADX_DXFMT_MULTISAMPLE_4 | \
-           SVGADX_DXFMT_MULTISAMPLE_8 )
+#define SVGA3D_DXFMT_MULTISAMPLE              (1 <<  9)
+#define SVGA3D_DXFMT_MAX                      (1 << 10)
 
 typedef union {
    Bool   b;

drivers/gpu/drm/vmwgfx/device_include/svga3d_limits.h

@@ -62,7 +62,9 @@
  * Maximum size in dwords of shader text the SVGA device will allow.
  * Currently 8 MB.
  */
-#define SVGA3D_MAX_SHADER_MEMORY  (8 * 1024 * 1024 / sizeof(uint32))
+#define SVGA3D_MAX_SHADER_MEMORY_BYTES (8 * 1024 * 1024)
+#define SVGA3D_MAX_SHADER_MEMORY  (SVGA3D_MAX_SHADER_MEMORY_BYTES / \
+                                   sizeof(uint32))
 
 #define SVGA3D_MAX_CLIP_PLANES    6
 

drivers/gpu/drm/vmwgfx/device_include/svga_types.h

@@ -40,7 +40,10 @@ typedef uint64 PPN64;
 
 typedef bool Bool;
 
+#define MAX_UINT64 U64_MAX
 #define MAX_UINT32 U32_MAX
 #define MAX_UINT16 U16_MAX
 
+#define CONST64U(x) x##ULL
+
 #endif

drivers/gpu/drm/vmwgfx/vmwgfx_drv.c

@@ -884,7 +884,7 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
 
 	if (dev_priv->has_mob) {
 		spin_lock(&dev_priv->cap_lock);
-		vmw_write(dev_priv, SVGA_REG_DEV_CAP, SVGA3D_DEVCAP_DX);
+		vmw_write(dev_priv, SVGA_REG_DEV_CAP, SVGA3D_DEVCAP_DXCONTEXT);
 		dev_priv->has_dx = !!vmw_read(dev_priv, SVGA_REG_DEV_CAP);
 		spin_unlock(&dev_priv->cap_lock);
 	}

drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c

@@ -3230,9 +3230,9 @@ static const struct vmw_cmd_entry vmw_cmd_entries[SVGA_3D_CMD_MAX] = {
 		    false, false, false),
 	VMW_CMD_DEF(SVGA_3D_CMD_SCREEN_DMA, &vmw_cmd_invalid,
 		    false, false, false),
-	VMW_CMD_DEF(SVGA_3D_CMD_SET_UNITY_SURFACE_COOKIE, &vmw_cmd_invalid,
+	VMW_CMD_DEF(SVGA_3D_CMD_DEAD1, &vmw_cmd_invalid,
 		    false, false, false),
-	VMW_CMD_DEF(SVGA_3D_CMD_OPEN_CONTEXT_SURFACE, &vmw_cmd_invalid,
+	VMW_CMD_DEF(SVGA_3D_CMD_DEAD2, &vmw_cmd_invalid,
 		    false, false, false),
 	VMW_CMD_DEF(SVGA_3D_CMD_LOGICOPS_BITBLT, &vmw_cmd_invalid,
 		    false, false, false),

drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c

@@ -122,15 +122,12 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data,
 
 static u32 vmw_mask_multisample(unsigned int cap, u32 fmt_value)
 {
-	/* If the header is updated, update the format test as well! */
-	BUILD_BUG_ON(SVGA3D_DEVCAP_DXFMT_BC5_UNORM + 1 != SVGA3D_DEVCAP_MAX);
-
-	if (cap >= SVGA3D_DEVCAP_DXFMT_X8R8G8B8 &&
-	    cap <= SVGA3D_DEVCAP_DXFMT_BC5_UNORM)
-		fmt_value &= ~(SVGADX_DXFMT_MULTISAMPLE_2 |
-			       SVGADX_DXFMT_MULTISAMPLE_4 |
-			       SVGADX_DXFMT_MULTISAMPLE_8);
-	else if (cap == SVGA3D_DEVCAP_MULTISAMPLE_MASKABLESAMPLES)
+	/*
+	 * A version of user-space exists which use MULTISAMPLE_MASKABLESAMPLES
+	 * to check the sample count supported by virtual device. Since there
+	 * never was support for multisample count for backing MOB return 0.
+	 */
+	if (cap == SVGA3D_DEVCAP_MULTISAMPLE_MASKABLESAMPLES)
 		return 0;
 
 	return fmt_value;