diff options
| author | Dave Airlie <airlied@linux.ie> | 2006-03-19 19:37:55 +1100 |
|---|---|---|
| committer | Dave Airlie <airlied@linux.ie> | 2006-03-19 19:37:55 +1100 |
| commit | d5ea702f1e8e3edeea6b673a58281bf99f3dbec5 (patch) | |
| tree | dae329419620db61ccfaa9a50394e07c31f21d1f /drivers/char/drm/r300_cmdbuf.c | |
| parent | 45f17100bfd18c99d6479e94598f4e533bbe30d8 (diff) | |
drm: rework radeon memory map (radeon 1.23)
This code reworks the radeon memory map so it works better
for newer r300 chips and for a lot of older PCI chips.
It really requires a new X driver in order to take advantage of this code.
From: Ben Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Dave Airlie <airlied@linux.ie>
Diffstat (limited to 'drivers/char/drm/r300_cmdbuf.c')
| -rw-r--r-- | drivers/char/drm/r300_cmdbuf.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/char/drm/r300_cmdbuf.c b/drivers/char/drm/r300_cmdbuf.c index 9fbadb965858..20b6cb39213d 100644 --- a/drivers/char/drm/r300_cmdbuf.c +++ b/drivers/char/drm/r300_cmdbuf.c @@ -242,8 +242,10 @@ static __inline__ int r300_check_range(unsigned reg, int count) return 0; } - /* we expect offsets passed to the framebuffer to be either within video memory or - within AGP space */ +/* + * we expect offsets passed to the framebuffer to be either within video + * memory or within AGP space + */ static __inline__ int r300_check_offset(drm_radeon_private_t *dev_priv, u32 offset) { @@ -251,11 +253,11 @@ static __inline__ int r300_check_offset(drm_radeon_private_t *dev_priv, but this value is not being kept. This code is correct for now (does the same thing as the code that sets MC_FB_LOCATION) in radeon_cp.c */ - if ((offset >= dev_priv->fb_location) && - (offset < dev_priv->gart_vm_start)) + if (offset >= dev_priv->fb_location && + offset < (dev_priv->fb_location + dev_priv->fb_size)) return 0; - if ((offset >= dev_priv->gart_vm_start) && - (offset < dev_priv->gart_vm_start + dev_priv->gart_size)) + if (offset >= dev_priv->gart_vm_start && + offset < (dev_priv->gart_vm_start + dev_priv->gart_size)) return 0; return 1; } @@ -490,6 +492,7 @@ static __inline__ int r300_emit_3d_load_vbpntr(drm_radeon_private_t *dev_priv, return 0; } + static __inline__ int r300_emit_bitblt_multi(drm_radeon_private_t *dev_priv, drm_radeon_kcmd_buffer_t *cmdbuf) { |