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Fix -Wundef warnings and properly check the size of long, FWIW.

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This commit is contained in:
Ruslan Ermilov 2005-12-04 10:01:44 +00:00
parent b2be20597c
commit 77cd5a64cf
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=153082
1 changed files with 3 additions and 3 deletions
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6
sys/dev/drm/radeon_state.c
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@ -2937,7 +2937,7 @@ static int radeon_cp_getparam(DRM_IOCTL_ARGS)
case RADEON_PARAM_STATUS_HANDLE:
value = dev_priv->ring_rptr_offset;
break;
#if BITS_PER_LONG == 32
case RADEON_PARAM_SAREA_HANDLE:
/*
* This ioctl() doesn't work on 64-bit platforms because hw_lock is a
* pointer which can't fit into an int-sized variable. According to
@ -2947,11 +2947,11 @@ static int radeon_cp_getparam(DRM_IOCTL_ARGS)
* so backwards-compatibility for the embedded platforms can be
* maintained. --davidm 4-Feb-2004.
*/
case RADEON_PARAM_SAREA_HANDLE:
if (sizeof(long) * 8 == 64)
return DRM_ERR(EINVAL);
/* The lock is the first dword in the sarea. */
value = (long)dev->lock.hw_lock;
break;
#endif
case RADEON_PARAM_GART_TEX_HANDLE:
value = dev_priv->gart_textures_offset;
break;