mesa/drm/ttm: allow build against non-TTM aware libdrm

I'll release a libdrm 2.3.1 without TTM apis included from a special
drm branch that should allow mesa 7.1 to build against it.

I've had to turn off DRI2 stuff.

3 files changed, 46 insertions, 1 deletions

diff --git a/src/mesa/drivers/dri/common/dri_bufmgr.h b/src/mesa/drivers/dri/common/dri_bufmgr.h
index 4593eaf9f7a..0a726dc108a 100644
--- a/src/mesa/drivers/dri/common/dri_bufmgr.h
+++ b/src/mesa/drivers/dri/common/dri_bufmgr.h
@@ -219,4 +219,42 @@ void dri_post_process_relocs(dri_bo *batch_buf);
 void dri_post_submit(dri_bo *batch_buf, dri_fence **last_fence);
 int dri_bufmgr_check_aperture_space(dri_bo *bo);
 
+#ifndef TTM_API
+/* reuse some TTM API */
+
+#define DRM_BO_MEM_LOCAL 0
+#define DRM_BO_MEM_TT 1
+#define DRM_BO_MEM_VRAM 2
+#define DRM_BO_MEM_PRIV0 3
+#define DRM_BO_MEM_PRIV1 4
+#define DRM_BO_MEM_PRIV2 5
+#define DRM_BO_MEM_PRIV3 6
+#define DRM_BO_MEM_PRIV4 7
+
+#define DRM_BO_FLAG_READ        (1ULL << 0)
+#define DRM_BO_FLAG_WRITE       (1ULL << 1)
+#define DRM_BO_FLAG_EXE         (1ULL << 2)
+#define DRM_BO_MASK_ACCESS	(DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE | DRM_BO_FLAG_EXE)
+#define DRM_BO_FLAG_NO_EVICT    (1ULL << 4)
+
+#define DRM_BO_FLAG_MAPPABLE    (1ULL << 5)
+#define DRM_BO_FLAG_SHAREABLE   (1ULL << 6)
+
+#define DRM_BO_FLAG_CACHED      (1ULL << 7)
+
+#define DRM_BO_FLAG_NO_MOVE     (1ULL << 8)
+#define DRM_BO_FLAG_CACHED_MAPPED    (1ULL << 19)
+#define DRM_BO_FLAG_FORCE_CACHING  (1ULL << 13)
+#define DRM_BO_FLAG_FORCE_MAPPABLE (1ULL << 14)
+#define DRM_BO_FLAG_TILE           (1ULL << 15)
+
+#define DRM_BO_FLAG_MEM_LOCAL  (1ULL << 24)
+#define DRM_BO_FLAG_MEM_TT     (1ULL << 25)
+#define DRM_BO_FLAG_MEM_VRAM   (1ULL << 26)
+
+#define DRM_BO_MASK_MEM         0x00000000FF000000ULL
+
+#define DRM_FENCE_TYPE_EXE                 0x00000001
+#endif
+
 #endif
diff --git a/src/mesa/drivers/dri/common/dri_util.c b/src/mesa/drivers/dri/common/dri_util.c
index daa3fc58149..6efdf4312a5 100644
--- a/src/mesa/drivers/dri/common/dri_util.c
+++ b/src/mesa/drivers/dri/common/dri_util.c
@@ -771,8 +771,10 @@ static void driDestroyScreen(__DRIscreen *psp)
 	    (*psp->DriverAPI.DestroyScreen)(psp);
 
 	if (psp->dri2.enabled) {
+#ifdef TTM_API
 	    drmBOUnmap(psp->fd, &psp->dri2.sareaBO);
 	    drmBOUnreference(psp->fd, &psp->dri2.sareaBO);
+#endif
 	} else {
 	   (void)drmUnmap((drmAddress)psp->pSAREA, SAREA_MAX);
 	   (void)drmUnmap((drmAddress)psp->pFB, psp->fbSize);
@@ -904,6 +906,7 @@ dri2CreateNewScreen(int scrn, int fd, unsigned int sarea_handle,
 		    const __DRIextension **extensions,
 		    const __DRIconfig ***driver_configs, void *data)
 {
+#ifdef TTM_API
     static const __DRIextension *emptyExtensionList[] = { NULL };
     __DRIscreen *psp;
     unsigned int *p;
@@ -971,6 +974,9 @@ dri2CreateNewScreen(int scrn, int fd, unsigned int sarea_handle,
     psp->DriverAPI = driDriverAPI;
 
     return psp;
+#else
+    return NULL;
+#endif
 }
 
 static const __DRIextension **driGetExtensions(__DRIscreen *psp)
diff --git a/src/mesa/drivers/dri/common/dri_util.h b/src/mesa/drivers/dri/common/dri_util.h
index 8e1cdfc893f..203479e3267 100644
--- a/src/mesa/drivers/dri/common/dri_util.h
+++ b/src/mesa/drivers/dri/common/dri_util.h
@@ -53,7 +53,6 @@
 #include <drm.h>
 #include <drm_sarea.h>
 #include <xf86drm.h>
-#include <xf86mm.h>
 #include "GL/internal/glcore.h"
 #include "GL/internal/dri_interface.h"
 #include "GL/internal/dri_sarea.h"
@@ -524,7 +523,9 @@ struct __DRIscreenRec {
 	/* Flag to indicate that this is a DRI2 screen.  Many of the above
 	 * fields will not be valid or initializaed in that case. */
 	int enabled;
+#ifdef TTM_API
 	drmBO sareaBO;
+#endif
 	void *sarea;
 	__DRIEventBuffer *buffer;
 	__DRILock *lock;