gpu: nvgpu: Move FB to common

Move all FB HAL implementations to common/fb.

JIRA NVGPU-596

Change-Id: Id4ea09d608f5d6d1b245bddac09ecf1444b8ab30
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1769724
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 0 insertions, 122 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/fb_gk20a.c b/drivers/gpu/nvgpu/gk20a/fb_gk20a.c
deleted file mode 100644
index c4be3313..00000000
--- a/drivers/gpu/nvgpu/gk20a/fb_gk20a.c
+++ /dev/null
@@ -1,122 +0,0 @@
-/*
- * GK20A memory interface
- *
- * Copyright (c) 2014-2018, NVIDIA CORPORATION.  All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
-
-#include <trace/events/gk20a.h>
-
-#include "gk20a.h"
-#include "fb_gk20a.h"
-
-#include <nvgpu/timers.h>
-
-#include <nvgpu/hw/gk20a/hw_mc_gk20a.h>
-#include <nvgpu/hw/gk20a/hw_fb_gk20a.h>
-
-void fb_gk20a_reset(struct gk20a *g)
-{
-        u32 val;
-
-        nvgpu_log_info(g, "reset gk20a fb");
-
-        g->ops.mc.reset(g, mc_enable_pfb_enabled_f() |
-                        mc_enable_l2_enabled_f() |
-                        mc_enable_xbar_enabled_f() |
-                        mc_enable_hub_enabled_f());
-
-        val = gk20a_readl(g, mc_elpg_enable_r());
-        val |= mc_elpg_enable_xbar_enabled_f()
-                | mc_elpg_enable_pfb_enabled_f()
-                | mc_elpg_enable_hub_enabled_f();
-        gk20a_writel(g, mc_elpg_enable_r(), val);
-}
-
-void gk20a_fb_init_hw(struct gk20a *g)
-{
-        u32 addr = nvgpu_mem_get_addr(g, &g->mm.sysmem_flush) >> 8;
-
-        gk20a_writel(g, fb_niso_flush_sysmem_addr_r(), addr);
-}
-
-void gk20a_fb_tlb_invalidate(struct gk20a *g, struct nvgpu_mem *pdb)
-{
-        struct nvgpu_timeout timeout;
-        u32 addr_lo;
-        u32 data;
-
-        nvgpu_log_fn(g, " ");
-
-        /* pagetables are considered sw states which are preserved after
-           prepare_poweroff. When gk20a deinit releases those pagetables,
-           common code in vm unmap path calls tlb invalidate that touches
-           hw. Use the power_on flag to skip tlb invalidation when gpu
-           power is turned off */
-
-        if (!g->power_on)
-                return;
-
-        addr_lo = u64_lo32(nvgpu_mem_get_addr(g, pdb) >> 12);
-
-        nvgpu_mutex_acquire(&g->mm.tlb_lock);
-
-        trace_gk20a_mm_tlb_invalidate(g->name);
-
-        nvgpu_timeout_init(g, &timeout, 1000, NVGPU_TIMER_RETRY_TIMER);
-
-        do {
-                data = gk20a_readl(g, fb_mmu_ctrl_r());
-                if (fb_mmu_ctrl_pri_fifo_space_v(data) != 0)
-                        break;
-                nvgpu_udelay(2);
-        } while (!nvgpu_timeout_expired_msg(&timeout,
-                                         "wait mmu fifo space"));
-
-        if (nvgpu_timeout_peek_expired(&timeout))
-                goto out;
-
-        nvgpu_timeout_init(g, &timeout, 1000, NVGPU_TIMER_RETRY_TIMER);
-
-        gk20a_writel(g, fb_mmu_invalidate_pdb_r(),
-                fb_mmu_invalidate_pdb_addr_f(addr_lo) |
-                nvgpu_aperture_mask(g, pdb,
-                                fb_mmu_invalidate_pdb_aperture_sys_mem_f(),
-                                fb_mmu_invalidate_pdb_aperture_sys_mem_f(),
-                                fb_mmu_invalidate_pdb_aperture_vid_mem_f()));
-
-        gk20a_writel(g, fb_mmu_invalidate_r(),
-                fb_mmu_invalidate_all_va_true_f() |
-                fb_mmu_invalidate_trigger_true_f());
-
-        do {
-                data = gk20a_readl(g, fb_mmu_ctrl_r());
-                if (fb_mmu_ctrl_pri_fifo_empty_v(data) !=
-                        fb_mmu_ctrl_pri_fifo_empty_false_f())
-                        break;
-                nvgpu_udelay(2);
-        } while (!nvgpu_timeout_expired_msg(&timeout,
-                                         "wait mmu invalidate"));
-
-        trace_gk20a_mm_tlb_invalidate_done(g->name);
-
-out:
-        nvgpu_mutex_release(&g->mm.tlb_lock);
-}