diff options
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/nvgpu/gk20a/channel_gk20a.c | 17 | ||||
-rw-r--r-- | drivers/gpu/nvgpu/gk20a/gr_gk20a.c | 31 | ||||
-rw-r--r-- | drivers/gpu/nvgpu/gk20a/mm_gk20a.c | 2 |
3 files changed, 0 insertions, 50 deletions
diff --git a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c index 00f8ac94..61938f8e 100644 --- a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c | |||
@@ -128,8 +128,6 @@ int channel_gk20a_commit_va(struct channel_gk20a *c) | |||
128 | gk20a_mem_wr32(inst_ptr, ram_in_adr_limit_hi_w(), | 128 | gk20a_mem_wr32(inst_ptr, ram_in_adr_limit_hi_w(), |
129 | ram_in_adr_limit_hi_f(u64_hi32(c->vm->va_limit))); | 129 | ram_in_adr_limit_hi_f(u64_hi32(c->vm->va_limit))); |
130 | 130 | ||
131 | gk20a_mm_l2_invalidate(c->g); | ||
132 | |||
133 | return 0; | 131 | return 0; |
134 | } | 132 | } |
135 | 133 | ||
@@ -159,8 +157,6 @@ static int channel_gk20a_commit_userd(struct channel_gk20a *c) | |||
159 | pbdma_userd_target_vid_mem_f() | | 157 | pbdma_userd_target_vid_mem_f() | |
160 | pbdma_userd_hi_addr_f(addr_hi)); | 158 | pbdma_userd_hi_addr_f(addr_hi)); |
161 | 159 | ||
162 | gk20a_mm_l2_invalidate(c->g); | ||
163 | |||
164 | return 0; | 160 | return 0; |
165 | } | 161 | } |
166 | 162 | ||
@@ -183,9 +179,6 @@ static int channel_gk20a_set_schedule_params(struct channel_gk20a *c, | |||
183 | /* preempt the channel */ | 179 | /* preempt the channel */ |
184 | WARN_ON(gk20a_fifo_preempt_channel(c->g, c->hw_chid)); | 180 | WARN_ON(gk20a_fifo_preempt_channel(c->g, c->hw_chid)); |
185 | 181 | ||
186 | /* flush GPU cache */ | ||
187 | gk20a_mm_l2_flush(c->g, true); | ||
188 | |||
189 | /* value field is 8 bits long */ | 182 | /* value field is 8 bits long */ |
190 | while (value >= 1 << 8) { | 183 | while (value >= 1 << 8) { |
191 | value >>= 1; | 184 | value >>= 1; |
@@ -209,8 +202,6 @@ static int channel_gk20a_set_schedule_params(struct channel_gk20a *c, | |||
209 | gk20a_readl(c->g, ccsr_channel_r(c->hw_chid)) | | 202 | gk20a_readl(c->g, ccsr_channel_r(c->hw_chid)) | |
210 | ccsr_channel_enable_set_true_f()); | 203 | ccsr_channel_enable_set_true_f()); |
211 | 204 | ||
212 | gk20a_mm_l2_invalidate(c->g); | ||
213 | |||
214 | return 0; | 205 | return 0; |
215 | } | 206 | } |
216 | 207 | ||
@@ -277,8 +268,6 @@ static int channel_gk20a_setup_ramfc(struct channel_gk20a *c, | |||
277 | 268 | ||
278 | gk20a_mem_wr32(inst_ptr, ram_fc_chid_w(), ram_fc_chid_id_f(c->hw_chid)); | 269 | gk20a_mem_wr32(inst_ptr, ram_fc_chid_w(), ram_fc_chid_id_f(c->hw_chid)); |
279 | 270 | ||
280 | gk20a_mm_l2_invalidate(c->g); | ||
281 | |||
282 | return 0; | 271 | return 0; |
283 | } | 272 | } |
284 | 273 | ||
@@ -299,8 +288,6 @@ static int channel_gk20a_setup_userd(struct channel_gk20a *c) | |||
299 | gk20a_mem_wr32(c->userd_cpu_va, ram_userd_gp_get_w(), 0); | 288 | gk20a_mem_wr32(c->userd_cpu_va, ram_userd_gp_get_w(), 0); |
300 | gk20a_mem_wr32(c->userd_cpu_va, ram_userd_gp_put_w(), 0); | 289 | gk20a_mem_wr32(c->userd_cpu_va, ram_userd_gp_put_w(), 0); |
301 | 290 | ||
302 | gk20a_mm_l2_invalidate(c->g); | ||
303 | |||
304 | return 0; | 291 | return 0; |
305 | } | 292 | } |
306 | 293 | ||
@@ -649,8 +636,6 @@ void gk20a_free_channel(struct channel_gk20a *ch, bool finish) | |||
649 | ch->gpfifo.cpu_va = NULL; | 636 | ch->gpfifo.cpu_va = NULL; |
650 | ch->gpfifo.iova = 0; | 637 | ch->gpfifo.iova = 0; |
651 | 638 | ||
652 | gk20a_mm_l2_invalidate(ch->g); | ||
653 | |||
654 | memset(&ch->gpfifo, 0, sizeof(struct gpfifo_desc)); | 639 | memset(&ch->gpfifo, 0, sizeof(struct gpfifo_desc)); |
655 | 640 | ||
656 | #if defined(CONFIG_GK20A_CYCLE_STATS) | 641 | #if defined(CONFIG_GK20A_CYCLE_STATS) |
@@ -1155,8 +1140,6 @@ static int gk20a_alloc_channel_gpfifo(struct channel_gk20a *c, | |||
1155 | channel_gk20a_setup_userd(c); | 1140 | channel_gk20a_setup_userd(c); |
1156 | channel_gk20a_commit_userd(c); | 1141 | channel_gk20a_commit_userd(c); |
1157 | 1142 | ||
1158 | gk20a_mm_l2_invalidate(c->g); | ||
1159 | |||
1160 | /* TBD: setup engine contexts */ | 1143 | /* TBD: setup engine contexts */ |
1161 | 1144 | ||
1162 | err = channel_gk20a_alloc_priv_cmdbuf(c); | 1145 | err = channel_gk20a_alloc_priv_cmdbuf(c); |
diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c index 3dbf1435..466f6eed 100644 --- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c | |||
@@ -538,9 +538,7 @@ static int gr_gk20a_commit_inst(struct channel_gk20a *c, u64 gpu_va) | |||
538 | 538 | ||
539 | gk20a_dbg_fn(""); | 539 | gk20a_dbg_fn(""); |
540 | 540 | ||
541 | /* flush gpu_va before commit */ | ||
542 | gk20a_mm_fb_flush(c->g); | 541 | gk20a_mm_fb_flush(c->g); |
543 | gk20a_mm_l2_flush(c->g, true); | ||
544 | 542 | ||
545 | inst_ptr = c->inst_block.cpuva; | 543 | inst_ptr = c->inst_block.cpuva; |
546 | if (!inst_ptr) | 544 | if (!inst_ptr) |
@@ -556,8 +554,6 @@ static int gr_gk20a_commit_inst(struct channel_gk20a *c, u64 gpu_va) | |||
556 | gk20a_mem_wr32(inst_ptr, ram_in_gr_wfi_ptr_hi_w(), | 554 | gk20a_mem_wr32(inst_ptr, ram_in_gr_wfi_ptr_hi_w(), |
557 | ram_in_gr_wfi_ptr_hi_f(addr_hi)); | 555 | ram_in_gr_wfi_ptr_hi_f(addr_hi)); |
558 | 556 | ||
559 | gk20a_mm_l2_invalidate(c->g); | ||
560 | |||
561 | return 0; | 557 | return 0; |
562 | } | 558 | } |
563 | 559 | ||
@@ -600,8 +596,6 @@ int gr_gk20a_ctx_patch_write_end(struct gk20a *g, | |||
600 | 596 | ||
601 | vunmap(ch_ctx->patch_ctx.cpu_va); | 597 | vunmap(ch_ctx->patch_ctx.cpu_va); |
602 | ch_ctx->patch_ctx.cpu_va = NULL; | 598 | ch_ctx->patch_ctx.cpu_va = NULL; |
603 | |||
604 | gk20a_mm_l2_invalidate(g); | ||
605 | return 0; | 599 | return 0; |
606 | } | 600 | } |
607 | 601 | ||
@@ -718,10 +712,7 @@ static int gr_gk20a_ctx_zcull_setup(struct gk20a *g, struct channel_gk20a *c, | |||
718 | } | 712 | } |
719 | } | 713 | } |
720 | 714 | ||
721 | /* Channel gr_ctx buffer is gpu cacheable. | ||
722 | Flush and invalidate before cpu update. */ | ||
723 | gk20a_mm_fb_flush(g); | 715 | gk20a_mm_fb_flush(g); |
724 | gk20a_mm_l2_flush(g, true); | ||
725 | 716 | ||
726 | gk20a_mem_wr32(ctx_ptr + ctxsw_prog_main_image_zcull_o(), 0, | 717 | gk20a_mem_wr32(ctx_ptr + ctxsw_prog_main_image_zcull_o(), 0, |
727 | ch_ctx->zcull_ctx.ctx_sw_mode); | 718 | ch_ctx->zcull_ctx.ctx_sw_mode); |
@@ -736,7 +727,6 @@ static int gr_gk20a_ctx_zcull_setup(struct gk20a *g, struct channel_gk20a *c, | |||
736 | goto clean_up; | 727 | goto clean_up; |
737 | } | 728 | } |
738 | } | 729 | } |
739 | gk20a_mm_l2_invalidate(g); | ||
740 | 730 | ||
741 | clean_up: | 731 | clean_up: |
742 | vunmap(ctx_ptr); | 732 | vunmap(ctx_ptr); |
@@ -1466,10 +1456,7 @@ static int gr_gk20a_init_golden_ctx_image(struct gk20a *g, | |||
1466 | ctx_header_words = roundup(ctx_header_bytes, sizeof(u32)); | 1456 | ctx_header_words = roundup(ctx_header_bytes, sizeof(u32)); |
1467 | ctx_header_words >>= 2; | 1457 | ctx_header_words >>= 2; |
1468 | 1458 | ||
1469 | /* Channel gr_ctx buffer is gpu cacheable. | ||
1470 | Flush before cpu read. */ | ||
1471 | gk20a_mm_fb_flush(g); | 1459 | gk20a_mm_fb_flush(g); |
1472 | gk20a_mm_l2_flush(g, false); | ||
1473 | 1460 | ||
1474 | for (i = 0; i < ctx_header_words; i++) { | 1461 | for (i = 0; i < ctx_header_words; i++) { |
1475 | data = gk20a_mem_rd32(ctx_ptr, i); | 1462 | data = gk20a_mem_rd32(ctx_ptr, i); |
@@ -1504,8 +1491,6 @@ static int gr_gk20a_init_golden_ctx_image(struct gk20a *g, | |||
1504 | 1491 | ||
1505 | gr->ctx_vars.golden_image_initialized = true; | 1492 | gr->ctx_vars.golden_image_initialized = true; |
1506 | 1493 | ||
1507 | gk20a_mm_l2_invalidate(g); | ||
1508 | |||
1509 | gk20a_writel(g, gr_fecs_current_ctx_r(), | 1494 | gk20a_writel(g, gr_fecs_current_ctx_r(), |
1510 | gr_fecs_current_ctx_valid_false_f()); | 1495 | gr_fecs_current_ctx_valid_false_f()); |
1511 | 1496 | ||
@@ -1537,7 +1522,6 @@ int gr_gk20a_update_smpc_ctxsw_mode(struct gk20a *g, | |||
1537 | /* Channel gr_ctx buffer is gpu cacheable. | 1522 | /* Channel gr_ctx buffer is gpu cacheable. |
1538 | Flush and invalidate before cpu update. */ | 1523 | Flush and invalidate before cpu update. */ |
1539 | gk20a_mm_fb_flush(g); | 1524 | gk20a_mm_fb_flush(g); |
1540 | gk20a_mm_l2_flush(g, true); | ||
1541 | 1525 | ||
1542 | ctx_ptr = vmap(ch_ctx->gr_ctx.pages, | 1526 | ctx_ptr = vmap(ch_ctx->gr_ctx.pages, |
1543 | PAGE_ALIGN(ch_ctx->gr_ctx.size) >> PAGE_SHIFT, | 1527 | PAGE_ALIGN(ch_ctx->gr_ctx.size) >> PAGE_SHIFT, |
@@ -1555,8 +1539,6 @@ int gr_gk20a_update_smpc_ctxsw_mode(struct gk20a *g, | |||
1555 | 1539 | ||
1556 | vunmap(ctx_ptr); | 1540 | vunmap(ctx_ptr); |
1557 | 1541 | ||
1558 | gk20a_mm_l2_invalidate(g); | ||
1559 | |||
1560 | return 0; | 1542 | return 0; |
1561 | } | 1543 | } |
1562 | 1544 | ||
@@ -1580,7 +1562,6 @@ static int gr_gk20a_load_golden_ctx_image(struct gk20a *g, | |||
1580 | /* Channel gr_ctx buffer is gpu cacheable. | 1562 | /* Channel gr_ctx buffer is gpu cacheable. |
1581 | Flush and invalidate before cpu update. */ | 1563 | Flush and invalidate before cpu update. */ |
1582 | gk20a_mm_fb_flush(g); | 1564 | gk20a_mm_fb_flush(g); |
1583 | gk20a_mm_l2_flush(g, true); | ||
1584 | 1565 | ||
1585 | ctx_ptr = vmap(ch_ctx->gr_ctx.pages, | 1566 | ctx_ptr = vmap(ch_ctx->gr_ctx.pages, |
1586 | PAGE_ALIGN(ch_ctx->gr_ctx.size) >> PAGE_SHIFT, | 1567 | PAGE_ALIGN(ch_ctx->gr_ctx.size) >> PAGE_SHIFT, |
@@ -1636,8 +1617,6 @@ static int gr_gk20a_load_golden_ctx_image(struct gk20a *g, | |||
1636 | 1617 | ||
1637 | vunmap(ctx_ptr); | 1618 | vunmap(ctx_ptr); |
1638 | 1619 | ||
1639 | gk20a_mm_l2_invalidate(g); | ||
1640 | |||
1641 | if (tegra_platform_is_linsim()) { | 1620 | if (tegra_platform_is_linsim()) { |
1642 | u32 inst_base_ptr = | 1621 | u32 inst_base_ptr = |
1643 | u64_lo32(c->inst_block.cpu_pa | 1622 | u64_lo32(c->inst_block.cpu_pa |
@@ -2716,7 +2695,6 @@ int gk20a_alloc_obj_ctx(struct channel_gk20a *c, | |||
2716 | } | 2695 | } |
2717 | c->first_init = true; | 2696 | c->first_init = true; |
2718 | } | 2697 | } |
2719 | gk20a_mm_l2_invalidate(g); | ||
2720 | 2698 | ||
2721 | c->num_objects++; | 2699 | c->num_objects++; |
2722 | 2700 | ||
@@ -4223,8 +4201,6 @@ restore_fe_go_idle: | |||
4223 | sw_method_init->l[i].addr); | 4201 | sw_method_init->l[i].addr); |
4224 | } | 4202 | } |
4225 | 4203 | ||
4226 | gk20a_mm_l2_invalidate(g); | ||
4227 | |||
4228 | err = gr_gk20a_wait_idle(g, end_jiffies, GR_IDLE_CHECK_DEFAULT); | 4204 | err = gr_gk20a_wait_idle(g, end_jiffies, GR_IDLE_CHECK_DEFAULT); |
4229 | if (err) | 4205 | if (err) |
4230 | goto out; | 4206 | goto out; |
@@ -5797,10 +5773,6 @@ int gr_gk20a_ctx_patch_smpc(struct gk20a *g, | |||
5797 | 5773 | ||
5798 | /* we're not caching these on cpu side, | 5774 | /* we're not caching these on cpu side, |
5799 | but later watch for it */ | 5775 | but later watch for it */ |
5800 | |||
5801 | /* the l2 invalidate in the patch_write | ||
5802 | * would be too early for this? */ | ||
5803 | gk20a_mm_l2_invalidate(g); | ||
5804 | return 0; | 5776 | return 0; |
5805 | } | 5777 | } |
5806 | } | 5778 | } |
@@ -6538,10 +6510,7 @@ int gr_gk20a_exec_ctx_ops(struct channel_gk20a *ch, | |||
6538 | goto cleanup; | 6510 | goto cleanup; |
6539 | } | 6511 | } |
6540 | 6512 | ||
6541 | /* Channel gr_ctx buffer is gpu cacheable; so flush and invalidate. | ||
6542 | * There should be no on-going/in-flight references by the gpu now. */ | ||
6543 | gk20a_mm_fb_flush(g); | 6513 | gk20a_mm_fb_flush(g); |
6544 | gk20a_mm_l2_flush(g, true); | ||
6545 | 6514 | ||
6546 | /* write to appropriate place in context image, | 6515 | /* write to appropriate place in context image, |
6547 | * first have to figure out where that really is */ | 6516 | * first have to figure out where that really is */ |
diff --git a/drivers/gpu/nvgpu/gk20a/mm_gk20a.c b/drivers/gpu/nvgpu/gk20a/mm_gk20a.c index 234b43c2..fc37bbd4 100644 --- a/drivers/gpu/nvgpu/gk20a/mm_gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/mm_gk20a.c | |||
@@ -1937,8 +1937,6 @@ static int gk20a_vm_put_empty(struct vm_gk20a *vm, u64 vaddr, | |||
1937 | vaddr += pgsz; | 1937 | vaddr += pgsz; |
1938 | } | 1938 | } |
1939 | 1939 | ||
1940 | gk20a_mm_l2_flush(mm->g, true); | ||
1941 | |||
1942 | return 0; | 1940 | return 0; |
1943 | 1941 | ||
1944 | err_unmap: | 1942 | err_unmap: |