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add radeon card type get param so userspace can avoid walking PCI

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Dave Airlie 2005-12-29 00:17:51 +00:00
parent b14d15ac41
commit 780e90e4a2
3 changed files with 18 additions and 2 deletions
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6
shared-core/radeon_drm.h
View File

@ -624,6 +624,11 @@ typedef struct drm_radeon_indirect {
int discard;
} drm_radeon_indirect_t;
/* enum for card type parameters */
#define RADEON_CARD_PCI 0
#define RADEON_CARD_AGP 1
#define RADEON_CARD_PCIE 2
/* 1.3: An ioctl to get parameters that aren't available to the 3d
* client any other way.
*/
@ -640,6 +645,7 @@ typedef struct drm_radeon_indirect {
#define RADEON_PARAM_SAREA_HANDLE 9
#define RADEON_PARAM_GART_TEX_HANDLE 10
#define RADEON_PARAM_SCRATCH_OFFSET 11
#define RADEON_PARAM_CARD_TYPE 12
typedef struct drm_radeon_getparam {
int param;

5
shared-core/radeon_drv.h
View File

@ -38,7 +38,7 @@
#define DRIVER_NAME "radeon"
#define DRIVER_DESC "ATI Radeon"
#define DRIVER_DATE "20050911"
#define DRIVER_DATE "20051229"
/* Interface history:
*
@ -88,10 +88,11 @@
and R200_EMIT_ATF_TFACTOR (replaces R200_EMIT_TFACTOR_0 (8 consts instead of 6)
* 1.19- Add support for gart table in FB memory and PCIE r300
* 1.20- Add support for r300 texrect
* 1.21- Add support for card type getparam
*/
#define DRIVER_MAJOR 1
#define DRIVER_MINOR 20
#define DRIVER_MINOR 21
#define DRIVER_PATCHLEVEL 0
enum radeon_family {

9
shared-core/radeon_state.c
View File

@ -2952,6 +2952,15 @@ static int radeon_cp_getparam(DRM_IOCTL_ARGS)
case RADEON_PARAM_GART_TEX_HANDLE:
value = dev_priv->gart_textures_offset;
break;
case RADEON_PARAM_CARD_TYPE:
if (dev_priv->flags & CHIP_IS_PCIE)
value = RADEON_CARD_PCIE;
else if (dev_priv->flags & CHIP_IS_AGP)
value = RADEON_CARD_AGP;
else
value = RADEON_CARD_PCI;
break;
default:
return DRM_ERR(EINVAL);
}