Mesa (master): i915g: use drm ioctl to get pci devid
Daniel Vetter
danvet at kemper.freedesktop.org
Mon Mar 28 19:23:44 UTC 2011
Module: Mesa
Branch: master
Commit: 0fbb64a52931ba5871aa2c5eb01b81d391f678d1
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=0fbb64a52931ba5871aa2c5eb01b81d391f678d1
Author: Daniel Vetter <daniel.vetter at ffwll.ch>
Date: Mon Mar 28 21:16:12 2011 +0200
i915g: use drm ioctl to get pci devid
Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
src/gallium/winsys/i915/drm/i915_drm_winsys.c | 26 +++++++-----------------
1 files changed, 8 insertions(+), 18 deletions(-)
diff --git a/src/gallium/winsys/i915/drm/i915_drm_winsys.c b/src/gallium/winsys/i915/drm/i915_drm_winsys.c
index 2c3b508..a2b61cd 100644
--- a/src/gallium/winsys/i915/drm/i915_drm_winsys.c
+++ b/src/gallium/winsys/i915/drm/i915_drm_winsys.c
@@ -15,24 +15,14 @@
static void
i915_drm_get_device_id(unsigned int *device_id)
{
- char path[512];
- FILE *file;
- void *shutup_gcc;
-
- /*
- * FIXME: Fix this up to use a drm ioctl or whatever.
- */
-
- snprintf(path, sizeof(path), "/sys/class/drm/card0/device/device");
- file = fopen(path, "r");
- if (!file) {
- return;
- }
-
- shutup_gcc = fgets(path, sizeof(path), file);
- (void) shutup_gcc;
- sscanf(path, "%x", device_id);
- fclose(file);
+ int ret;
+ struct drm_i915_getparam gp;
+
+ gp.param = I915_PARAM_CHIPSET_ID;
+ gp.value = (int *)devid;
+
+ ret = ioctl(fd, DRM_IOCTL_I915_GETPARAM, &gp, sizeof(gp));
+ assert(ret == 0);
}
static void
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