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Commit be87d920 authored by Varun Wadekar's avatar Varun Wadekar
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Tegra: memctrl_v2: implement MC txn override WAR 



This patch sets the Memory Controller's TXN_OVERRIDE registers
for most write clients to CGID_ADR. This ensures ordering is maintained.
In some cases WAW ordering problems could occur. There are different
settings for Tegra version A01 v A02.

Original changes by Alex Waterman <alexw@nvidia.com>

Change-Id: I82ea02afa43a24250ed56985757b83e78e71178c
Signed-off-by: default avatarVarun Wadekar <vwadekar@nvidia.com>
parent 67bc721b
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Inline Side-by-side
plat/nvidia/tegra/common/drivers/memctrl/memctrl_v2.c
View file @ be87d920
......@@ -199,6 +199,40 @@ const static mc_streamid_security_cfg_t sec_cfgs[] = {
mc_make_sec_cfg(GPUSRD2, SECURE, NO_OVERRIDE, DISABLE),
};
const static mc_txn_override_cfg_t mc_override_cfgs[] = {
mc_make_txn_override_cfg(BPMPW, CGID_TAG_ADR),
mc_make_txn_override_cfg(EQOSW, CGID_TAG_ADR),
mc_make_txn_override_cfg(NVJPGSWR, CGID_TAG_ADR),
mc_make_txn_override_cfg(SDMMCWAA, CGID_TAG_ADR),
mc_make_txn_override_cfg(MPCOREW, CGID_TAG_ADR),
mc_make_txn_override_cfg(SCEDMAW, CGID_TAG_ADR),
mc_make_txn_override_cfg(SDMMCW, CGID_TAG_ADR),
mc_make_txn_override_cfg(AXISW, CGID_TAG_ADR),
mc_make_txn_override_cfg(TSECSWR, CGID_TAG_ADR),
mc_make_txn_override_cfg(GPUSWR, CGID_TAG_ADR),
mc_make_txn_override_cfg(XUSB_HOSTW, CGID_TAG_ADR),
mc_make_txn_override_cfg(TSECSWRB, CGID_TAG_ADR),
mc_make_txn_override_cfg(GPUSWR2, CGID_TAG_ADR),
mc_make_txn_override_cfg(AONDMAW, CGID_TAG_ADR),
mc_make_txn_override_cfg(AONW, CGID_TAG_ADR),
mc_make_txn_override_cfg(SESWR, CGID_TAG_ADR),
mc_make_txn_override_cfg(BPMPDMAW, CGID_TAG_ADR),
mc_make_txn_override_cfg(SDMMCWA, CGID_TAG_ADR),
mc_make_txn_override_cfg(HDAW, CGID_TAG_ADR),
mc_make_txn_override_cfg(NVDECSWR, CGID_TAG_ADR),
mc_make_txn_override_cfg(UFSHCW, CGID_TAG_ADR),
mc_make_txn_override_cfg(SATAW, CGID_TAG_ADR),
mc_make_txn_override_cfg(ETRW, CGID_TAG_ADR),
mc_make_txn_override_cfg(VICSWR, CGID_TAG_ADR),
mc_make_txn_override_cfg(NVENCSWR, CGID_TAG_ADR),
mc_make_txn_override_cfg(SDMMCWAB, CGID_TAG_ADR),
mc_make_txn_override_cfg(ISPWB, CGID_TAG_ADR),
mc_make_txn_override_cfg(APEW, CGID_TAG_ADR),
mc_make_txn_override_cfg(XUSB_DEVW, CGID_TAG_ADR),
mc_make_txn_override_cfg(AFIW, CGID_TAG_ADR),
mc_make_txn_override_cfg(SCEW, CGID_TAG_ADR),
};
/*
* Init SMMU.
*/
......@@ -207,6 +241,8 @@ void tegra_memctrl_setup(void)
uint32_t val;
uint32_t num_overrides = sizeof(streamid_overrides) / sizeof(uint32_t);
uint32_t num_sec_cfgs = sizeof(sec_cfgs) / sizeof(mc_streamid_security_cfg_t);
uint32_t num_txn_overrides = sizeof(mc_override_cfgs) / sizeof(mc_txn_override_cfg_t);
uint32_t tegra_rev;
int i;
INFO("Tegra Memory Controller (v2)\n");
......@@ -245,6 +281,42 @@ void tegra_memctrl_setup(void)
tegra_mc_write_32(MC_SMMU_BYPASS_CONFIG,
MC_SMMU_BYPASS_CONFIG_SETTINGS);
/*
* Set the MC_TXN_OVERRIDE registers for write clients.
*/
tegra_rev = (mmio_read_32(TEGRA_MISC_BASE + HARDWARE_REVISION_OFFSET) &
HARDWARE_MINOR_REVISION_MASK) >> HARDWARE_MINOR_REVISION_SHIFT;
if (tegra_rev == HARDWARE_REVISION_A01) {
/* GPU and NVENC settings for rev. A01 */
val = tegra_mc_read_32(MC_TXN_OVERRIDE_CONFIG_GPUSWR);
val &= ~MC_TXN_OVERRIDE_CGID_TAG_MASK;
tegra_mc_write_32(MC_TXN_OVERRIDE_CONFIG_GPUSWR,
val | MC_TXN_OVERRIDE_CGID_TAG_ZERO);
val = tegra_mc_read_32(MC_TXN_OVERRIDE_CONFIG_GPUSWR2);
val &= ~MC_TXN_OVERRIDE_CGID_TAG_MASK;
tegra_mc_write_32(MC_TXN_OVERRIDE_CONFIG_GPUSWR2,
val | MC_TXN_OVERRIDE_CGID_TAG_ZERO);
val = tegra_mc_read_32(MC_TXN_OVERRIDE_CONFIG_NVENCSWR);
val &= ~MC_TXN_OVERRIDE_CGID_TAG_MASK;
tegra_mc_write_32(MC_TXN_OVERRIDE_CONFIG_NVENCSWR,
val | MC_TXN_OVERRIDE_CGID_TAG_CLIENT_AXI_ID);
} else {
/* settings for rev. A02 */
for (i = 0; i < num_txn_overrides; i++) {
val = tegra_mc_read_32(mc_override_cfgs[i].offset);
val &= ~MC_TXN_OVERRIDE_CGID_TAG_MASK;
tegra_mc_write_32(mc_override_cfgs[i].offset,
val | mc_override_cfgs[i].cgid_tag);
}
}
/* video memory carveout region */
if (video_mem_base) {
tegra_mc_write_32(MC_VIDEO_PROTECT_BASE_LO,
......
plat/nvidia/tegra/include/drivers/memctrl_v2.h
View file @ be87d920
......@@ -207,6 +207,107 @@
#define MC_SMMU_BYPASS_CONFIG_SETTINGS (MC_SMMU_BYPASS_CONFIG_WRITE_ACCESS_BIT | \
MC_SMMU_CTRL_TBU_BYPASS_SPL_STREAMID)
/*******************************************************************************
* Memory Controller transaction override config registers
******************************************************************************/
#define MC_TXN_OVERRIDE_CONFIG_HDAR 0x10a8
#define MC_TXN_OVERRIDE_CONFIG_BPMPW 0x14a0
#define MC_TXN_OVERRIDE_CONFIG_PTCR 0x1000
#define MC_TXN_OVERRIDE_CONFIG_NVDISPLAYR 0x1490
#define MC_TXN_OVERRIDE_CONFIG_EQOSW 0x1478
#define MC_TXN_OVERRIDE_CONFIG_NVJPGSWR 0x13f8
#define MC_TXN_OVERRIDE_CONFIG_ISPRA 0x1220
#define MC_TXN_OVERRIDE_CONFIG_SDMMCWAA 0x1328
#define MC_TXN_OVERRIDE_CONFIG_VICSRD 0x1360
#define MC_TXN_OVERRIDE_CONFIG_MPCOREW 0x11c8
#define MC_TXN_OVERRIDE_CONFIG_GPUSRD 0x12c0
#define MC_TXN_OVERRIDE_CONFIG_AXISR 0x1460
#define MC_TXN_OVERRIDE_CONFIG_SCEDMAW 0x14f0
#define MC_TXN_OVERRIDE_CONFIG_SDMMCW 0x1330
#define MC_TXN_OVERRIDE_CONFIG_EQOSR 0x1470
#define MC_TXN_OVERRIDE_CONFIG_APEDMAR 0x14f8
#define MC_TXN_OVERRIDE_CONFIG_NVENCSRD 0x10e0
#define MC_TXN_OVERRIDE_CONFIG_SDMMCRAB 0x1318
#define MC_TXN_OVERRIDE_CONFIG_VICSRD1 0x1510
#define MC_TXN_OVERRIDE_CONFIG_BPMPDMAR 0x14a8
#define MC_TXN_OVERRIDE_CONFIG_VIW 0x1390
#define MC_TXN_OVERRIDE_CONFIG_SDMMCRAA 0x1308
#define MC_TXN_OVERRIDE_CONFIG_AXISW 0x1468
#define MC_TXN_OVERRIDE_CONFIG_XUSB_DEVR 0x1260
#define MC_TXN_OVERRIDE_CONFIG_UFSHCR 0x1480
#define MC_TXN_OVERRIDE_CONFIG_TSECSWR 0x12a8
#define MC_TXN_OVERRIDE_CONFIG_GPUSWR 0x12c8
#define MC_TXN_OVERRIDE_CONFIG_SATAR 0x10f8
#define MC_TXN_OVERRIDE_CONFIG_XUSB_HOSTW 0x1258
#define MC_TXN_OVERRIDE_CONFIG_TSECSWRB 0x1438
#define MC_TXN_OVERRIDE_CONFIG_GPUSRD2 0x1440
#define MC_TXN_OVERRIDE_CONFIG_SCEDMAR 0x14e8
#define MC_TXN_OVERRIDE_CONFIG_GPUSWR2 0x1448
#define MC_TXN_OVERRIDE_CONFIG_AONDMAW 0x14d0
#define MC_TXN_OVERRIDE_CONFIG_APEDMAW 0x1500
#define MC_TXN_OVERRIDE_CONFIG_AONW 0x14c0
#define MC_TXN_OVERRIDE_CONFIG_HOST1XDMAR 0x10b0
#define MC_TXN_OVERRIDE_CONFIG_ETRR 0x1420
#define MC_TXN_OVERRIDE_CONFIG_SESWR 0x1408
#define MC_TXN_OVERRIDE_CONFIG_NVJPGSRD 0x13f0
#define MC_TXN_OVERRIDE_CONFIG_NVDECSRD 0x13c0
#define MC_TXN_OVERRIDE_CONFIG_TSECSRDB 0x1430
#define MC_TXN_OVERRIDE_CONFIG_BPMPDMAW 0x14b0
#define MC_TXN_OVERRIDE_CONFIG_APER 0x13d0
#define MC_TXN_OVERRIDE_CONFIG_NVDECSRD1 0x1518
#define MC_TXN_OVERRIDE_CONFIG_XUSB_HOSTR 0x1250
#define MC_TXN_OVERRIDE_CONFIG_ISPWA 0x1230
#define MC_TXN_OVERRIDE_CONFIG_SESRD 0x1400
#define MC_TXN_OVERRIDE_CONFIG_SCER 0x14d8
#define MC_TXN_OVERRIDE_CONFIG_AONR 0x14b8
#define MC_TXN_OVERRIDE_CONFIG_MPCORER 0x1138
#define MC_TXN_OVERRIDE_CONFIG_SDMMCWA 0x1320
#define MC_TXN_OVERRIDE_CONFIG_HDAW 0x11a8
#define MC_TXN_OVERRIDE_CONFIG_NVDECSWR 0x13c8
#define MC_TXN_OVERRIDE_CONFIG_UFSHCW 0x1488
#define MC_TXN_OVERRIDE_CONFIG_AONDMAR 0x14c8
#define MC_TXN_OVERRIDE_CONFIG_SATAW 0x11e8
#define MC_TXN_OVERRIDE_CONFIG_ETRW 0x1428
#define MC_TXN_OVERRIDE_CONFIG_VICSWR 0x1368
#define MC_TXN_OVERRIDE_CONFIG_NVENCSWR 0x1158
#define MC_TXN_OVERRIDE_CONFIG_AFIR 0x1070
#define MC_TXN_OVERRIDE_CONFIG_SDMMCWAB 0x1338
#define MC_TXN_OVERRIDE_CONFIG_SDMMCRA 0x1300
#define MC_TXN_OVERRIDE_CONFIG_NVDISPLAYR1 0x1508
#define MC_TXN_OVERRIDE_CONFIG_ISPWB 0x1238
#define MC_TXN_OVERRIDE_CONFIG_BPMPR 0x1498
#define MC_TXN_OVERRIDE_CONFIG_APEW 0x13d8
#define MC_TXN_OVERRIDE_CONFIG_SDMMCR 0x1310
#define MC_TXN_OVERRIDE_CONFIG_XUSB_DEVW 0x1268
#define MC_TXN_OVERRIDE_CONFIG_TSECSRD 0x12a0
#define MC_TXN_OVERRIDE_CONFIG_AFIW 0x1188
#define MC_TXN_OVERRIDE_CONFIG_SCEW 0x14e0
/*******************************************************************************
* Non-SO_DEV transactions override values for CGID_TAG bitfield for the
* MC_TXN_OVERRIDE_CONFIG_{module} registers
******************************************************************************/
#define MC_TXN_OVERRIDE_CGID_TAG_DEFAULT 0
#define MC_TXN_OVERRIDE_CGID_TAG_CLIENT_AXI_ID 1
#define MC_TXN_OVERRIDE_CGID_TAG_ZERO 2
#define MC_TXN_OVERRIDE_CGID_TAG_ADR 3
#define MC_TXN_OVERRIDE_CGID_TAG_MASK 3
/*******************************************************************************
* Structure to hold the transaction override settings to use to override
* client inputs
******************************************************************************/
typedef struct mc_txn_override_cfg {
uint32_t offset;
uint8_t cgid_tag;
} mc_txn_override_cfg_t;
#define mc_make_txn_override_cfg(off, val) \
{ \
.offset = MC_TXN_OVERRIDE_CONFIG_ ## off, \
.cgid_tag = MC_TXN_OVERRIDE_ ## val \
}
/*******************************************************************************
* Memory Controller SMMU Global Secure Aux. Configuration Register
******************************************************************************/
......
plat/nvidia/tegra/include/t186/tegra_def.h
View file @ be87d920
......@@ -69,6 +69,10 @@
* Tegra Miscellanous register constants
******************************************************************************/
#define TEGRA_MISC_BASE 0x00100000
#define HARDWARE_REVISION_OFFSET 0x4
#define HARDWARE_MINOR_REVISION_MASK 0xf0000
#define HARDWARE_MINOR_REVISION_SHIFT 0x10
#define HARDWARE_REVISION_A01 1
/*******************************************************************************
* Tegra Memory Controller constants
......
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