[PATCH 19/19] drm/radeon: make the ib an inline object

From: Jerome Glisse jglisse@redhat.com

No need to malloc it any more.

Signed-off-by: Jerome Glisse jglisse@redhat.com Signed-off-by: Christian König deathsimple@vodafone.de --- drivers/gpu/drm/radeon/evergreen_cs.c | 10 +++--- drivers/gpu/drm/radeon/r100.c | 38 ++++++++++---------- drivers/gpu/drm/radeon/r200.c | 2 +- drivers/gpu/drm/radeon/r300.c | 4 +-- drivers/gpu/drm/radeon/r600.c | 16 ++++----- drivers/gpu/drm/radeon/r600_cs.c | 22 ++++++------ drivers/gpu/drm/radeon/radeon.h | 8 ++--- drivers/gpu/drm/radeon/radeon_cs.c | 63 ++++++++++++++++----------------- drivers/gpu/drm/radeon/radeon_ring.c | 41 +++++++-------------- 9 files changed, 93 insertions(+), 111 deletions(-)

diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c index 70089d3..4e7dd2b 100644 --- a/drivers/gpu/drm/radeon/evergreen_cs.c +++ b/drivers/gpu/drm/radeon/evergreen_cs.c @@ -1057,7 +1057,7 @@ static int evergreen_cs_packet_parse_vline(struct radeon_cs_parser *p) uint32_t header, h_idx, reg, wait_reg_mem_info; volatile uint32_t *ib;

- ib = p->ib->ptr; + ib = p->ib.ptr;

/* parse the WAIT_REG_MEM */ r = evergreen_cs_packet_parse(p, &wait_reg_mem, p->idx); @@ -1215,7 +1215,7 @@ static int evergreen_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) if (!(evergreen_reg_safe_bm[i] & m)) return 0; } - ib = p->ib->ptr; + ib = p->ib.ptr; switch (reg) { /* force following reg to 0 in an attempt to disable out buffer * which will need us to better understand how it works to perform @@ -1896,7 +1896,7 @@ static int evergreen_packet3_check(struct radeon_cs_parser *p, u32 idx_value;

track = (struct evergreen_cs_track *)p->track; - ib = p->ib->ptr; + ib = p->ib.ptr; idx = pkt->idx + 1; idx_value = radeon_get_ib_value(p, idx);

@@ -2610,8 +2610,8 @@ int evergreen_cs_parse(struct radeon_cs_parser *p) } } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); #if 0 - for (r = 0; r < p->ib->length_dw; r++) { - printk(KERN_INFO "%05d 0x%08X\n", r, p->ib->ptr[r]); + for (r = 0; r < p->ib.length_dw; r++) { + printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]); mdelay(1); } #endif diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index ad6ceb7..0874a6d 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -139,9 +139,9 @@ int r100_reloc_pitch_offset(struct radeon_cs_parser *p, }

tmp |= tile_flags; - p->ib->ptr[idx] = (value & 0x3fc00000) | tmp; + p->ib.ptr[idx] = (value & 0x3fc00000) | tmp; } else - p->ib->ptr[idx] = (value & 0xffc00000) | tmp; + p->ib.ptr[idx] = (value & 0xffc00000) | tmp; return 0; }

@@ -156,7 +156,7 @@ int r100_packet3_load_vbpntr(struct radeon_cs_parser *p, volatile uint32_t *ib; u32 idx_value;

- ib = p->ib->ptr; + ib = p->ib.ptr; track = (struct r100_cs_track *)p->track; c = radeon_get_ib_value(p, idx++) & 0x1F; if (c > 16) { @@ -1275,7 +1275,7 @@ void r100_cs_dump_packet(struct radeon_cs_parser *p, unsigned i; unsigned idx;

- ib = p->ib->ptr; + ib = p->ib.ptr; idx = pkt->idx; for (i = 0; i <= (pkt->count + 1); i++, idx++) { DRM_INFO("ib[%d]=0x%08X\n", idx, ib[idx]); @@ -1354,7 +1354,7 @@ int r100_cs_packet_parse_vline(struct radeon_cs_parser *p) uint32_t header, h_idx, reg; volatile uint32_t *ib;

- ib = p->ib->ptr; + ib = p->ib.ptr;

/* parse the wait until */ r = r100_cs_packet_parse(p, &waitreloc, p->idx); @@ -1533,7 +1533,7 @@ static int r100_packet0_check(struct radeon_cs_parser *p, u32 tile_flags = 0; u32 idx_value;

- ib = p->ib->ptr; + ib = p->ib.ptr; track = (struct r100_cs_track *)p->track;

idx_value = radeon_get_ib_value(p, idx); @@ -1889,7 +1889,7 @@ static int r100_packet3_check(struct radeon_cs_parser *p, volatile uint32_t *ib; int r;

- ib = p->ib->ptr; + ib = p->ib.ptr; idx = pkt->idx + 1; track = (struct r100_cs_track *)p->track; switch (pkt->opcode) { @@ -3684,7 +3684,7 @@ void r100_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)

int r100_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) { - struct radeon_ib *ib; + struct radeon_ib ib; uint32_t scratch; uint32_t tmp = 0; unsigned i; @@ -3700,22 +3700,22 @@ int r100_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) if (r) { return r; } - ib->ptr[0] = PACKET0(scratch, 0); - ib->ptr[1] = 0xDEADBEEF; - ib->ptr[2] = PACKET2(0); - ib->ptr[3] = PACKET2(0); - ib->ptr[4] = PACKET2(0); - ib->ptr[5] = PACKET2(0); - ib->ptr[6] = PACKET2(0); - ib->ptr[7] = PACKET2(0); - ib->length_dw = 8; - r = radeon_ib_schedule(rdev, ib); + ib.ptr[0] = PACKET0(scratch, 0); + ib.ptr[1] = 0xDEADBEEF; + ib.ptr[2] = PACKET2(0); + ib.ptr[3] = PACKET2(0); + ib.ptr[4] = PACKET2(0); + ib.ptr[5] = PACKET2(0); + ib.ptr[6] = PACKET2(0); + ib.ptr[7] = PACKET2(0); + ib.length_dw = 8; + r = radeon_ib_schedule(rdev, &ib); if (r) { radeon_scratch_free(rdev, scratch); radeon_ib_free(rdev, &ib); return r; } - r = radeon_fence_wait(ib->fence, false); + r = radeon_fence_wait(ib.fence, false); if (r) { return r; } diff --git a/drivers/gpu/drm/radeon/r200.c b/drivers/gpu/drm/radeon/r200.c index a59cc47..a26144d 100644 --- a/drivers/gpu/drm/radeon/r200.c +++ b/drivers/gpu/drm/radeon/r200.c @@ -154,7 +154,7 @@ int r200_packet0_check(struct radeon_cs_parser *p, u32 tile_flags = 0; u32 idx_value;

- ib = p->ib->ptr; + ib = p->ib.ptr; track = (struct r100_cs_track *)p->track; idx_value = radeon_get_ib_value(p, idx); switch (reg) { diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c index 6419a59..97722a3 100644 --- a/drivers/gpu/drm/radeon/r300.c +++ b/drivers/gpu/drm/radeon/r300.c @@ -604,7 +604,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p, int r; u32 idx_value;

- ib = p->ib->ptr; + ib = p->ib.ptr; track = (struct r100_cs_track *)p->track; idx_value = radeon_get_ib_value(p, idx);

@@ -1146,7 +1146,7 @@ static int r300_packet3_check(struct radeon_cs_parser *p, unsigned idx; int r;

- ib = p->ib->ptr; + ib = p->ib.ptr; idx = pkt->idx + 1; track = (struct r100_cs_track *)p->track; switch(pkt->opcode) { diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 00b2238..4c0d8c9 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -2681,7 +2681,7 @@ void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)

int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) { - struct radeon_ib *ib; + struct radeon_ib ib; uint32_t scratch; uint32_t tmp = 0; unsigned i; @@ -2699,18 +2699,18 @@ int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) DRM_ERROR("radeon: failed to get ib (%d).\n", r); return r; } - ib->ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1); - ib->ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); - ib->ptr[2] = 0xDEADBEEF; - ib->length_dw = 3; - r = radeon_ib_schedule(rdev, ib); + ib.ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1); + ib.ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); + ib.ptr[2] = 0xDEADBEEF; + ib.length_dw = 3; + r = radeon_ib_schedule(rdev, &ib); if (r) { radeon_scratch_free(rdev, scratch); radeon_ib_free(rdev, &ib); DRM_ERROR("radeon: failed to schedule ib (%d).\n", r); return r; } - r = radeon_fence_wait(ib->fence, false); + r = radeon_fence_wait(ib.fence, false); if (r) { DRM_ERROR("radeon: fence wait failed (%d).\n", r); return r; @@ -2722,7 +2722,7 @@ int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) DRM_UDELAY(1); } if (i < rdev->usec_timeout) { - DRM_INFO("ib test on ring %d succeeded in %u usecs\n", ib->fence->ring, i); + DRM_INFO("ib test on ring %d succeeded in %u usecs\n", ib.fence->ring, i); } else { DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n", scratch, tmp); diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c index b8e12af..0133f5f 100644 --- a/drivers/gpu/drm/radeon/r600_cs.c +++ b/drivers/gpu/drm/radeon/r600_cs.c @@ -345,7 +345,7 @@ static int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i) u32 height, height_align, pitch, pitch_align, depth_align; u64 base_offset, base_align; struct array_mode_checker array_check; - volatile u32 *ib = p->ib->ptr; + volatile u32 *ib = p->ib.ptr; unsigned array_mode; u32 format;

@@ -471,7 +471,7 @@ static int r600_cs_track_validate_db(struct radeon_cs_parser *p) u64 base_offset, base_align; struct array_mode_checker array_check; int array_mode; - volatile u32 *ib = p->ib->ptr; + volatile u32 *ib = p->ib.ptr;

if (track->db_bo == NULL) { @@ -961,7 +961,7 @@ static int r600_cs_packet_parse_vline(struct radeon_cs_parser *p) uint32_t header, h_idx, reg, wait_reg_mem_info; volatile uint32_t *ib;

- ib = p->ib->ptr; + ib = p->ib.ptr;

/* parse the WAIT_REG_MEM */ r = r600_cs_packet_parse(p, &wait_reg_mem, p->idx); @@ -1110,7 +1110,7 @@ static int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) m = 1 << ((reg >> 2) & 31); if (!(r600_reg_safe_bm[i] & m)) return 0; - ib = p->ib->ptr; + ib = p->ib.ptr; switch (reg) { /* force following reg to 0 in an attempt to disable out buffer * which will need us to better understand how it works to perform @@ -1714,7 +1714,7 @@ static int r600_packet3_check(struct radeon_cs_parser *p, u32 idx_value;

track = (struct r600_cs_track *)p->track; - ib = p->ib->ptr; + ib = p->ib.ptr; idx = pkt->idx + 1; idx_value = radeon_get_ib_value(p, idx);

@@ -2249,8 +2249,8 @@ int r600_cs_parse(struct radeon_cs_parser *p) } } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); #if 0 - for (r = 0; r < p->ib->length_dw; r++) { - printk(KERN_INFO "%05d 0x%08X\n", r, p->ib->ptr[r]); + for (r = 0; r < p->ib.length_dw; r++) { + printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]); mdelay(1); } #endif @@ -2298,7 +2298,6 @@ int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp, { struct radeon_cs_parser parser; struct radeon_cs_chunk *ib_chunk; - struct radeon_ib fake_ib; struct r600_cs_track *track; int r;

@@ -2314,9 +2313,8 @@ int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp, parser.dev = &dev->pdev->dev; parser.rdev = NULL; parser.family = family; - parser.ib = &fake_ib; parser.track = track; - fake_ib.ptr = ib; + parser.ib.ptr = ib; r = radeon_cs_parser_init(&parser, data); if (r) { DRM_ERROR("Failed to initialize parser !\n"); @@ -2333,8 +2331,8 @@ int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp, * input memory (cached) and write to the IB (which can be * uncached). */ ib_chunk = &parser.chunks[parser.chunk_ib_idx]; - parser.ib->length_dw = ib_chunk->length_dw; - *l = parser.ib->length_dw; + parser.ib.length_dw = ib_chunk->length_dw; + *l = parser.ib.length_dw; r = r600_cs_parse(&parser); if (r) { DRM_ERROR("Invalid command stream !\n"); diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 659855a..60233d7 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -769,8 +769,8 @@ struct si_rlc { };

int radeon_ib_get(struct radeon_device *rdev, int ring, - struct radeon_ib **ib, unsigned size); -void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib); + struct radeon_ib *ib, unsigned size); +void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib *ib); int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib); int radeon_ib_pool_init(struct radeon_device *rdev); void radeon_ib_pool_fini(struct radeon_device *rdev); @@ -838,8 +838,8 @@ struct radeon_cs_parser { int chunk_relocs_idx; int chunk_flags_idx; int chunk_const_ib_idx; - struct radeon_ib *ib; - struct radeon_ib *const_ib; + struct radeon_ib ib; + struct radeon_ib const_ib; void *track; unsigned family; int parser_error; diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index dcfe2a0..c7d64a7 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -138,12 +138,12 @@ static int radeon_cs_sync_rings(struct radeon_cs_parser *p) return 0; }

- r = radeon_semaphore_create(p->rdev, &p->ib->semaphore); + r = radeon_semaphore_create(p->rdev, &p->ib.semaphore); if (r) { return r; }

- return radeon_semaphore_sync_rings(p->rdev, p->ib->semaphore, + return radeon_semaphore_sync_rings(p->rdev, p->ib.semaphore, sync_to_ring, p->ring); }

@@ -161,8 +161,10 @@ int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data) /* get chunks */ INIT_LIST_HEAD(&p->validated); p->idx = 0; - p->ib = NULL; - p->const_ib = NULL; + p->ib.sa_bo = NULL; + p->ib.semaphore = NULL; + p->const_ib.sa_bo = NULL; + p->const_ib.semaphore = NULL; p->chunk_ib_idx = -1; p->chunk_relocs_idx = -1; p->chunk_flags_idx = -1; @@ -301,10 +303,9 @@ static void radeon_cs_parser_fini(struct radeon_cs_parser *parser, int error) { unsigned i;

- - if (!error && parser->ib) + if (!error) ttm_eu_fence_buffer_objects(&parser->validated, - parser->ib->fence); + parser->ib.fence); else ttm_eu_backoff_reservation(&parser->validated);

@@ -327,9 +328,7 @@ static void radeon_cs_parser_fini(struct radeon_cs_parser *parser, int error) kfree(parser->chunks); kfree(parser->chunks_array); radeon_ib_free(parser->rdev, &parser->ib); - if (parser->const_ib) { - radeon_ib_free(parser->rdev, &parser->const_ib); - } + radeon_ib_free(parser->rdev, &parser->const_ib); }

static int radeon_cs_ib_chunk(struct radeon_device *rdev, @@ -355,7 +354,7 @@ static int radeon_cs_ib_chunk(struct radeon_device *rdev, DRM_ERROR("Failed to get ib !\n"); return r; } - parser->ib->length_dw = ib_chunk->length_dw; + parser->ib.length_dw = ib_chunk->length_dw; r = radeon_cs_parse(rdev, parser->ring, parser); if (r || parser->parser_error) { DRM_ERROR("Invalid command stream !\n"); @@ -370,8 +369,8 @@ static int radeon_cs_ib_chunk(struct radeon_device *rdev, if (r) { DRM_ERROR("Failed to synchronize rings !\n"); } - parser->ib->vm_id = 0; - r = radeon_ib_schedule(rdev, parser->ib); + parser->ib.vm_id = 0; + r = radeon_ib_schedule(rdev, &parser->ib); if (r) { DRM_ERROR("Failed to schedule IB !\n"); } @@ -422,14 +421,14 @@ static int radeon_cs_ib_vm_chunk(struct radeon_device *rdev, DRM_ERROR("Failed to get const ib !\n"); return r; } - parser->const_ib->is_const_ib = true; - parser->const_ib->length_dw = ib_chunk->length_dw; + parser->const_ib.is_const_ib = true; + parser->const_ib.length_dw = ib_chunk->length_dw; /* Copy the packet into the IB */ - if (DRM_COPY_FROM_USER(parser->const_ib->ptr, ib_chunk->user_ptr, + if (DRM_COPY_FROM_USER(parser->const_ib.ptr, ib_chunk->user_ptr, ib_chunk->length_dw * 4)) { return -EFAULT; } - r = radeon_ring_ib_parse(rdev, parser->ring, parser->const_ib); + r = radeon_ring_ib_parse(rdev, parser->ring, &parser->const_ib); if (r) { return r; } @@ -446,13 +445,13 @@ static int radeon_cs_ib_vm_chunk(struct radeon_device *rdev, DRM_ERROR("Failed to get ib !\n"); return r; } - parser->ib->length_dw = ib_chunk->length_dw; + parser->ib.length_dw = ib_chunk->length_dw; /* Copy the packet into the IB */ - if (DRM_COPY_FROM_USER(parser->ib->ptr, ib_chunk->user_ptr, + if (DRM_COPY_FROM_USER(parser->ib.ptr, ib_chunk->user_ptr, ib_chunk->length_dw * 4)) { return -EFAULT; } - r = radeon_ring_ib_parse(rdev, parser->ring, parser->ib); + r = radeon_ring_ib_parse(rdev, parser->ring, &parser->ib); if (r) { return r; } @@ -473,29 +472,29 @@ static int radeon_cs_ib_vm_chunk(struct radeon_device *rdev,

if ((rdev->family >= CHIP_TAHITI) && (parser->chunk_const_ib_idx != -1)) { - parser->const_ib->vm_id = vm->id; + parser->const_ib.vm_id = vm->id; /* ib pool is bind at 0 in virtual address space to gpu_addr is the * offset inside the pool bo */ - parser->const_ib->gpu_addr = parser->const_ib->sa_bo->soffset; - r = radeon_ib_schedule(rdev, parser->const_ib); + parser->const_ib.gpu_addr = parser->const_ib.sa_bo->soffset; + r = radeon_ib_schedule(rdev, &parser->const_ib); if (r) goto out; }

- parser->ib->vm_id = vm->id; + parser->ib.vm_id = vm->id; /* ib pool is bind at 0 in virtual address space to gpu_addr is the * offset inside the pool bo */ - parser->ib->gpu_addr = parser->ib->sa_bo->soffset; - parser->ib->is_const_ib = false; - r = radeon_ib_schedule(rdev, parser->ib); + parser->ib.gpu_addr = parser->ib.sa_bo->soffset; + parser->ib.is_const_ib = false; + r = radeon_ib_schedule(rdev, &parser->ib); out: if (!r) { if (vm->fence) { radeon_fence_unref(&vm->fence); } - vm->fence = radeon_fence_ref(parser->ib->fence); + vm->fence = radeon_fence_ref(parser->ib.fence); } mutex_unlock(&fpriv->vm.mutex); return r; @@ -573,7 +572,7 @@ int radeon_cs_finish_pages(struct radeon_cs_parser *p) size = PAGE_SIZE; } - if (DRM_COPY_FROM_USER(p->ib->ptr + (i * (PAGE_SIZE/4)), + if (DRM_COPY_FROM_USER(p->ib.ptr + (i * (PAGE_SIZE/4)), ibc->user_ptr + (i * PAGE_SIZE), size)) return -EFAULT; @@ -590,7 +589,7 @@ int radeon_cs_update_pages(struct radeon_cs_parser *p, int pg_idx) bool copy1 = (p->rdev->flags & RADEON_IS_AGP) ? false : true;

for (i = ibc->last_copied_page + 1; i < pg_idx; i++) { - if (DRM_COPY_FROM_USER(p->ib->ptr + (i * (PAGE_SIZE/4)), + if (DRM_COPY_FROM_USER(p->ib.ptr + (i * (PAGE_SIZE/4)), ibc->user_ptr + (i * PAGE_SIZE), PAGE_SIZE)) { p->parser_error = -EFAULT; @@ -606,7 +605,7 @@ int radeon_cs_update_pages(struct radeon_cs_parser *p, int pg_idx)

new_page = ibc->kpage_idx[0] < ibc->kpage_idx[1] ? 0 : 1; if (copy1) - ibc->kpage[new_page] = p->ib->ptr + (pg_idx * (PAGE_SIZE / 4)); + ibc->kpage[new_page] = p->ib.ptr + (pg_idx * (PAGE_SIZE / 4));

if (DRM_COPY_FROM_USER(ibc->kpage[new_page], ibc->user_ptr + (pg_idx * PAGE_SIZE), @@ -617,7 +616,7 @@ int radeon_cs_update_pages(struct radeon_cs_parser *p, int pg_idx)

/* copy to IB for non single case */ if (!copy1) - memcpy((void *)(p->ib->ptr+(pg_idx*(PAGE_SIZE/4))), ibc->kpage[new_page], size); + memcpy((void *)(p->ib.ptr+(pg_idx*(PAGE_SIZE/4))), ibc->kpage[new_page], size);

ibc->last_copied_page = pg_idx; ibc->kpage_idx[new_page] = pg_idx; diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c index af8e1ee..a5dee76 100644 --- a/drivers/gpu/drm/radeon/radeon_ring.c +++ b/drivers/gpu/drm/radeon/radeon_ring.c @@ -65,51 +65,36 @@ u32 radeon_get_ib_value(struct radeon_cs_parser *p, int idx) }

int radeon_ib_get(struct radeon_device *rdev, int ring, - struct radeon_ib **ib, unsigned size) + struct radeon_ib *ib, unsigned size) { int r;

- *ib = kmalloc(sizeof(struct radeon_ib), GFP_KERNEL); - if (*ib == NULL) { - return -ENOMEM; - } - r = radeon_sa_bo_new(rdev, &rdev->ring_tmp_bo, &(*ib)->sa_bo, size, 256, true); + r = radeon_sa_bo_new(rdev, &rdev->ring_tmp_bo, &ib->sa_bo, size, 256, true); if (r) { dev_err(rdev->dev, "failed to get a new IB (%d)\n", r); - kfree(*ib); - *ib = NULL; return r; } - r = radeon_fence_create(rdev, &(*ib)->fence, ring); + r = radeon_fence_create(rdev, &ib->fence, ring); if (r) { dev_err(rdev->dev, "failed to create fence for new IB (%d)\n", r); - radeon_sa_bo_free(rdev, &(*ib)->sa_bo, NULL); - kfree(*ib); - *ib = NULL; + radeon_sa_bo_free(rdev, &ib->sa_bo, NULL); return r; }

- (*ib)->ptr = radeon_sa_bo_cpu_addr((*ib)->sa_bo); - (*ib)->gpu_addr = radeon_sa_bo_gpu_addr((*ib)->sa_bo); - (*ib)->vm_id = 0; - (*ib)->is_const_ib = false; - (*ib)->semaphore = NULL; + ib->ptr = radeon_sa_bo_cpu_addr(ib->sa_bo); + ib->gpu_addr = radeon_sa_bo_gpu_addr(ib->sa_bo); + ib->vm_id = 0; + ib->is_const_ib = false; + ib->semaphore = NULL;

return 0; }

-void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib) +void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib *ib) { - struct radeon_ib *tmp = *ib; - - *ib = NULL; - if (tmp == NULL) { - return; - } - radeon_semaphore_free(rdev, tmp->semaphore, tmp->fence); - radeon_sa_bo_free(rdev, &tmp->sa_bo, tmp->fence); - radeon_fence_unref(&tmp->fence); - kfree(tmp); + radeon_semaphore_free(rdev, ib->semaphore, ib->fence); + radeon_sa_bo_free(rdev, &ib->sa_bo, ib->fence); + radeon_fence_unref(&ib->fence); }

int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib)