From b22da3d8526a935aa31e086e63f60ff3246cb61c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 07:24:11 +0000
Subject: [PATCH] add stmac read mac form eeprom
---
kernel/drivers/gpu/drm/v3d/v3d_debugfs.c | 95 ++++++++++++++++++++++++++++++++++++++++++-----
1 files changed, 84 insertions(+), 11 deletions(-)
diff --git a/kernel/drivers/gpu/drm/v3d/v3d_debugfs.c b/kernel/drivers/gpu/drm/v3d/v3d_debugfs.c
index 26470c7..e76b24b 100644
--- a/kernel/drivers/gpu/drm/v3d/v3d_debugfs.c
+++ b/kernel/drivers/gpu/drm/v3d/v3d_debugfs.c
@@ -6,7 +6,8 @@
#include <linux/debugfs.h>
#include <linux/pm_runtime.h>
#include <linux/seq_file.h>
-#include <drm/drmP.h>
+
+#include <drm/drm_debugfs.h>
#include "v3d_drv.h"
#include "v3d_regs.h"
@@ -26,6 +27,11 @@
REGDEF(V3D_HUB_IDENT3),
REGDEF(V3D_HUB_INT_STS),
REGDEF(V3D_HUB_INT_MSK_STS),
+
+ REGDEF(V3D_MMU_CTL),
+ REGDEF(V3D_MMU_VIO_ADDR),
+ REGDEF(V3D_MMU_VIO_ID),
+ REGDEF(V3D_MMU_DEBUG_INFO),
};
static const struct v3d_reg_def v3d_gca_reg_defs[] = {
@@ -50,12 +56,25 @@
REGDEF(V3D_PTB_BPCA),
REGDEF(V3D_PTB_BPCS),
- REGDEF(V3D_MMU_CTL),
- REGDEF(V3D_MMU_VIO_ADDR),
-
REGDEF(V3D_GMP_STATUS),
REGDEF(V3D_GMP_CFG),
REGDEF(V3D_GMP_VIO_ADDR),
+
+ REGDEF(V3D_ERR_FDBGO),
+ REGDEF(V3D_ERR_FDBGB),
+ REGDEF(V3D_ERR_FDBGS),
+ REGDEF(V3D_ERR_STAT),
+};
+
+static const struct v3d_reg_def v3d_csd_reg_defs[] = {
+ REGDEF(V3D_CSD_STATUS),
+ REGDEF(V3D_CSD_CURRENT_CFG0),
+ REGDEF(V3D_CSD_CURRENT_CFG1),
+ REGDEF(V3D_CSD_CURRENT_CFG2),
+ REGDEF(V3D_CSD_CURRENT_CFG3),
+ REGDEF(V3D_CSD_CURRENT_CFG4),
+ REGDEF(V3D_CSD_CURRENT_CFG5),
+ REGDEF(V3D_CSD_CURRENT_CFG6),
};
static int v3d_v3d_debugfs_regs(struct seq_file *m, void *unused)
@@ -89,6 +108,17 @@
V3D_CORE_READ(core,
v3d_core_reg_defs[i].reg));
}
+
+ if (v3d_has_csd(v3d)) {
+ for (i = 0; i < ARRAY_SIZE(v3d_csd_reg_defs); i++) {
+ seq_printf(m, "core %d %s (0x%04x): 0x%08x\n",
+ core,
+ v3d_csd_reg_defs[i].name,
+ v3d_csd_reg_defs[i].reg,
+ V3D_CORE_READ(core,
+ v3d_csd_reg_defs[i].reg));
+ }
+ }
}
return 0;
@@ -102,7 +132,7 @@
u32 ident0, ident1, ident2, ident3, cores;
int ret, core;
- ret = pm_runtime_get_sync(v3d->dev);
+ ret = pm_runtime_get_sync(v3d->drm.dev);
if (ret < 0)
return ret;
@@ -157,8 +187,8 @@
(misccfg & V3D_MISCCFG_OVRTMUOUT) != 0);
}
- pm_runtime_mark_last_busy(v3d->dev);
- pm_runtime_put_autosuspend(v3d->dev);
+ pm_runtime_mark_last_busy(v3d->drm.dev);
+ pm_runtime_put_autosuspend(v3d->drm.dev);
return 0;
}
@@ -179,16 +209,59 @@
return 0;
}
+static int v3d_measure_clock(struct seq_file *m, void *unused)
+{
+ struct drm_info_node *node = (struct drm_info_node *)m->private;
+ struct drm_device *dev = node->minor->dev;
+ struct v3d_dev *v3d = to_v3d_dev(dev);
+ uint32_t cycles;
+ int core = 0;
+ int measure_ms = 1000;
+ int ret;
+
+ ret = pm_runtime_get_sync(v3d->drm.dev);
+ if (ret < 0)
+ return ret;
+
+ if (v3d->ver >= 40) {
+ V3D_CORE_WRITE(core, V3D_V4_PCTR_0_SRC_0_3,
+ V3D_SET_FIELD(V3D_PCTR_CYCLE_COUNT,
+ V3D_PCTR_S0));
+ V3D_CORE_WRITE(core, V3D_V4_PCTR_0_CLR, 1);
+ V3D_CORE_WRITE(core, V3D_V4_PCTR_0_EN, 1);
+ } else {
+ V3D_CORE_WRITE(core, V3D_V3_PCTR_0_PCTRS0,
+ V3D_PCTR_CYCLE_COUNT);
+ V3D_CORE_WRITE(core, V3D_V3_PCTR_0_CLR, 1);
+ V3D_CORE_WRITE(core, V3D_V3_PCTR_0_EN,
+ V3D_V3_PCTR_0_EN_ENABLE |
+ 1);
+ }
+ msleep(measure_ms);
+ cycles = V3D_CORE_READ(core, V3D_PCTR_0_PCTR0);
+
+ seq_printf(m, "cycles: %d (%d.%d Mhz)\n",
+ cycles,
+ cycles / (measure_ms * 1000),
+ (cycles / (measure_ms * 100)) % 10);
+
+ pm_runtime_mark_last_busy(v3d->drm.dev);
+ pm_runtime_put_autosuspend(v3d->drm.dev);
+
+ return 0;
+}
+
static const struct drm_info_list v3d_debugfs_list[] = {
{"v3d_ident", v3d_v3d_debugfs_ident, 0},
{"v3d_regs", v3d_v3d_debugfs_regs, 0},
+ {"measure_clock", v3d_measure_clock, 0},
{"bo_stats", v3d_debugfs_bo_stats, 0},
};
-int
+void
v3d_debugfs_init(struct drm_minor *minor)
{
- return drm_debugfs_create_files(v3d_debugfs_list,
- ARRAY_SIZE(v3d_debugfs_list),
- minor->debugfs_root, minor);
+ drm_debugfs_create_files(v3d_debugfs_list,
+ ARRAY_SIZE(v3d_debugfs_list),
+ minor->debugfs_root, minor);
}
--
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