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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-15 19:51:15 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-15 19:51:15 -0800 |
commit | 76212a840f6edc2b89865f09464f3bd90125896d (patch) | |
tree | 958596e5cb3dfa872e8c666aecdf99809ede1148 | |
parent | e04984c8394b17bab85c28956ada6aba81cdf746 (diff) | |
parent | e803e8b2628f3e9a42f45c5b7bb1f9821b08352c (diff) | |
download | linux-stable-76212a840f6edc2b89865f09464f3bd90125896d.tar.gz linux-stable-76212a840f6edc2b89865f09464f3bd90125896d.tar.bz2 linux-stable-76212a840f6edc2b89865f09464f3bd90125896d.zip |
Merge branch 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6
* 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6:
drm/radeon/kms: make sure retry count increases.
drm/radeon/kms/atom: use get_unaligned_le32() for ctx->ps
drm/ttm: Fix a bug occuring when validating a buffer object in a range.
drm: Fix a bug in the range manager.
-rw-r--r-- | drivers/gpu/drm/drm_mm.c | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/atom.c | 5 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/atombios_dp.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/ttm/ttm_bo.c | 6 |
4 files changed, 13 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c index cdec32977129..2ac074c8f5d2 100644 --- a/drivers/gpu/drm/drm_mm.c +++ b/drivers/gpu/drm/drm_mm.c @@ -405,7 +405,8 @@ struct drm_mm_node *drm_mm_search_free_in_range(const struct drm_mm *mm, wasted += alignment - tmp; } - if (entry->size >= size + wasted) { + if (entry->size >= size + wasted && + (entry->start + wasted + size) <= end) { if (!best_match) return entry; if (entry->size < best_size) { diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c index e3b44562d265..2a3df5599ab4 100644 --- a/drivers/gpu/drm/radeon/atom.c +++ b/drivers/gpu/drm/radeon/atom.c @@ -24,6 +24,7 @@ #include <linux/module.h> #include <linux/sched.h> +#include <asm/unaligned.h> #define ATOM_DEBUG @@ -212,7 +213,9 @@ static uint32_t atom_get_src_int(atom_exec_context *ctx, uint8_t attr, case ATOM_ARG_PS: idx = U8(*ptr); (*ptr)++; - val = le32_to_cpu(ctx->ps[idx]); + /* get_unaligned_le32 avoids unaligned accesses from atombios + * tables, noticed on a DEC Alpha. */ + val = get_unaligned_le32((u32 *)&ctx->ps[idx]); if (print) DEBUG("PS[0x%02X,0x%04X]", idx, val); break; diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c index b32eeea5bb8b..99915a682d59 100644 --- a/drivers/gpu/drm/radeon/atombios_dp.c +++ b/drivers/gpu/drm/radeon/atombios_dp.c @@ -350,7 +350,7 @@ retry: atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); if (args.ucReplyStatus && !args.ucDataOutLen) { - if (args.ucReplyStatus == 0x20 && retry_count < 10) + if (args.ucReplyStatus == 0x20 && retry_count++ < 10) goto retry; DRM_DEBUG("failed to get auxch %02x%02x %02x %02x 0x%02x %02x after %d retries\n", req_bytes[1], req_bytes[0], req_bytes[2], req_bytes[3], diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index 1a3e909b7bba..c7320ce4567d 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -1020,6 +1020,12 @@ static int ttm_bo_mem_compat(struct ttm_placement *placement, struct ttm_mem_reg *mem) { int i; + struct drm_mm_node *node = mem->mm_node; + + if (node && placement->lpfn != 0 && + (node->start < placement->fpfn || + node->start + node->size > placement->lpfn)) + return -1; for (i = 0; i < placement->num_placement; i++) { if ((placement->placement[i] & mem->placement & |