drm: SiS 315 Awareness.

Add support for the SiS 315 to the DRM.

Signed-off-by: Dave Airlie <airlied@linux.ie>

1 files changed, 11 insertions, 1 deletions

diff --git a/drivers/char/drm/sis_drv.h b/drivers/char/drm/sis_drv.h
index 330a2c4eade2..2b8d6f6ed7c0 100644
--- a/drivers/char/drm/sis_drv.h
+++ b/drivers/char/drm/sis_drv.h
@@ -34,13 +34,22 @@
 #define DRIVER_AUTHOR           "SIS, Tungsten Graphics"
 #define DRIVER_NAME             "sis"
 #define DRIVER_DESC             "SIS 300/630/540"
-#define DRIVER_DATE             "20060529"
+#define DRIVER_DATE             "20060704"
 #define DRIVER_MAJOR            1
 #define DRIVER_MINOR            2
 #define DRIVER_PATCHLEVEL       1
 
+enum sis_family {
+        SIS_OTHER = 0,
+        SIS_CHIP_315 = 1,
+};
+
 #include "drm_sman.h"
 
+#define SIS_BASE (dev_priv->mmio)
+#define SIS_READ(reg)         DRM_READ32(SIS_BASE, reg);
+#define SIS_WRITE(reg, val)   DRM_WRITE32(SIS_BASE, reg, val);
+
 typedef struct drm_sis_private {
         drm_local_map_t *mmio;
         unsigned int idle_fault;
@@ -52,6 +61,7 @@ typedef struct drm_sis_private {
         unsigned long agp_offset;
 } drm_sis_private_t;
 
+extern int sis_idle(drm_device_t *dev);
 extern void sis_reclaim_buffers_locked(drm_device_t *dev, struct file *filp);
 extern void sis_lastclose(drm_device_t *dev);