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/*
* GV11B FB
*
* Copyright (c) 2016-2017, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*/
#include <linux/types.h>
#include "gk20a/gk20a.h"
#include "gk20a/kind_gk20a.h"
#include "gp10b/fb_gp10b.h"
#include "gv11b/fb_gv11b.h"
#include <nvgpu/hw/gv11b/hw_gmmu_gv11b.h>
#include <nvgpu/hw/gv11b/hw_fb_gv11b.h>
static void gv11b_init_uncompressed_kind_map(void)
{
gk20a_uc_kind_map[gmmu_pte_kind_c32_ms2_4cbra_v()] =
gk20a_uc_kind_map[gmmu_pte_kind_c64_ms2_4cbra_v()] =
gmmu_pte_kind_generic_16bx2_v();
}
static bool gv11b_kind_supported(u8 k)
{
return (k == gmmu_pte_kind_c32_ms2_4cbra_v()
|| k == gmmu_pte_kind_c64_ms2_4cbra_v());
}
static bool gv11b_kind_z(u8 k)
{
return (k == gmmu_pte_kind_c32_ms2_4cbra_v()
|| k == gmmu_pte_kind_c64_ms2_4cbra_v());
}
static bool gv11b_kind_compressible(u8 k)
{
return (k == gmmu_pte_kind_c32_ms2_4cbra_v()
|| k == gmmu_pte_kind_c64_ms2_4cbra_v());
}
static bool gv11b_kind_zbc(u8 k)
{
return (k == gmmu_pte_kind_c32_ms2_4cbra_v()
|| k == gmmu_pte_kind_c64_ms2_4cbra_v());
}
static void gv11b_init_kind_attr(void)
{
u16 k;
for (k = 0; k < 256; k++) {
if (gv11b_kind_supported((u8)k))
gk20a_kind_attr[k] |= GK20A_KIND_ATTR_SUPPORTED;
if (gv11b_kind_compressible((u8)k))
gk20a_kind_attr[k] |= GK20A_KIND_ATTR_COMPRESSIBLE;
if (gv11b_kind_z((u8)k))
gk20a_kind_attr[k] |= GK20A_KIND_ATTR_Z;
if (gv11b_kind_zbc((u8)k))
gk20a_kind_attr[k] |= GK20A_KIND_ATTR_ZBC;
}
}
static void gv11b_fb_hub_isr(struct gk20a *g)
{
u32 niso_intr = gk20a_readl(g, fb_niso_intr_r());
gk20a_dbg_info("enter hub isr, niso_intr = 0x%x", niso_intr);
if (niso_intr &
(fb_niso_intr_hub_access_counter_notify_pending_f() |
fb_niso_intr_hub_access_counter_error_pending_f())) {
gk20a_dbg_info("hub access counter notify/error");
} else {
gk20a_dbg_info("mmu fault : TODO");
}
}
void gv11b_init_fb(struct gpu_ops *gops)
{
gp10b_init_fb(gops);
gops->fb.hub_isr = gv11b_fb_hub_isr;
gv11b_init_uncompressed_kind_map();
gv11b_init_kind_attr();
}
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