[PATCH] drm: another mga bug

The wrong state emission routines were being called for G550, and
consistent maps weren't correctly mapped...

Signed-off-by: Dave Airlie <airlied@linux.ie>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/char/drm/drm_vm.c b/drivers/char/drm/drm_vm.c
index ced4215..39ea96e 100644 (file)
--- a/drivers/char/drm/drm_vm.c
+++ b/drivers/char/drm/drm_vm.c
@@ -148,7 +148,8 @@ static __inline__ struct page *drm_do_vm_shm_nopage(struct vm_area_struct *vma,
 
        offset   = address - vma->vm_start;
        i = (unsigned long)map->handle + offset;
-       page = vmalloc_to_page((void *)i);
+       page = (map->type == _DRM_CONSISTENT) ?
+               virt_to_page((void *)i) : vmalloc_to_page((void *)i);
        if (!page)
                return NOPAGE_OOM;
        get_page(page);

diff --git a/drivers/char/drm/mga_drv.h b/drivers/char/drm/mga_drv.h
index b22fdbd..6059c5a 100644 (file)
--- a/drivers/char/drm/mga_drv.h
+++ b/drivers/char/drm/mga_drv.h
@@ -227,7 +227,7 @@ static inline u32 _MGA_READ(u32 *addr)
 #define MGA_EMIT_STATE( dev_priv, dirty )                              \
 do {                                                                   \
        if ( (dirty) & ~MGA_UPLOAD_CLIPRECTS ) {                        \
-               if ( dev_priv->chipset == MGA_CARD_TYPE_G400 ) {        \
+               if ( dev_priv->chipset >= MGA_CARD_TYPE_G400 ) {        \
                        mga_g400_emit_state( dev_priv );                \
                } else {                                                \
                        mga_g200_emit_state( dev_priv );                \

diff --git a/drivers/char/drm/mga_state.c b/drivers/char/drm/mga_state.c
index 05bbb47..6ac5e00 100644 (file)
--- a/drivers/char/drm/mga_state.c
+++ b/drivers/char/drm/mga_state.c
@@ -53,7 +53,7 @@ static void mga_emit_clip_rect( drm_mga_private_t *dev_priv,
 
        /* Force reset of DWGCTL on G400 (eliminates clip disable bit).
         */
-       if (dev_priv->chipset == MGA_CARD_TYPE_G400) {
+       if (dev_priv->chipset >= MGA_CARD_TYPE_G400) {
                DMA_BLOCK(MGA_DWGCTL, ctx->dwgctl,
                          MGA_LEN + MGA_EXEC, 0x80000000,
                          MGA_DWGCTL, ctx->dwgctl,