提交 8cbe71a6 编写于 作者: B Ben Skeggs

drm/nouveau: move bitfield/enum helpers to nouveau_util.c

Reviewed-by: NFrancisco Jerez <currojerez@riseup.net>
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
上级 19b7fc7b
......@@ -267,28 +267,25 @@ nouveau_fifo_irq_handler(struct drm_device *dev)
nv_wr32(dev, NV03_PMC_INTR_0, NV_PMC_INTR_0_PFIFO_PENDING);
}
struct nouveau_bitfield_names {
uint32_t mask;
const char *name;
};
static struct nouveau_bitfield_names nstatus_names[] =
static struct nouveau_bitfield nstatus_names[] =
{
{ NV04_PGRAPH_NSTATUS_STATE_IN_USE, "STATE_IN_USE" },
{ NV04_PGRAPH_NSTATUS_INVALID_STATE, "INVALID_STATE" },
{ NV04_PGRAPH_NSTATUS_BAD_ARGUMENT, "BAD_ARGUMENT" },
{ NV04_PGRAPH_NSTATUS_PROTECTION_FAULT, "PROTECTION_FAULT" }
{ NV04_PGRAPH_NSTATUS_PROTECTION_FAULT, "PROTECTION_FAULT" },
{}
};
static struct nouveau_bitfield_names nstatus_names_nv10[] =
static struct nouveau_bitfield nstatus_names_nv10[] =
{
{ NV10_PGRAPH_NSTATUS_STATE_IN_USE, "STATE_IN_USE" },
{ NV10_PGRAPH_NSTATUS_INVALID_STATE, "INVALID_STATE" },
{ NV10_PGRAPH_NSTATUS_BAD_ARGUMENT, "BAD_ARGUMENT" },
{ NV10_PGRAPH_NSTATUS_PROTECTION_FAULT, "PROTECTION_FAULT" }
{ NV10_PGRAPH_NSTATUS_PROTECTION_FAULT, "PROTECTION_FAULT" },
{}
};
static struct nouveau_bitfield_names nsource_names[] =
static struct nouveau_bitfield nsource_names[] =
{
{ NV03_PGRAPH_NSOURCE_NOTIFICATION, "NOTIFICATION" },
{ NV03_PGRAPH_NSOURCE_DATA_ERROR, "DATA_ERROR" },
......@@ -309,57 +306,9 @@ static struct nouveau_bitfield_names nsource_names[] =
{ NV03_PGRAPH_NSOURCE_DMA_VTX_PROTECTION, "DMA_VTX_PROTECTION" },
{ NV03_PGRAPH_NSOURCE_DMA_WIDTH_A, "DMA_WIDTH_A" },
{ NV03_PGRAPH_NSOURCE_DMA_WIDTH_B, "DMA_WIDTH_B" },
{}
};
static void
nouveau_print_bitfield_names_(uint32_t value,
const struct nouveau_bitfield_names *namelist,
const int namelist_len)
{
/*
* Caller must have already printed the KERN_* log level for us.
* Also the caller is responsible for adding the newline.
*/
int i;
for (i = 0; i < namelist_len; ++i) {
uint32_t mask = namelist[i].mask;
if (value & mask) {
printk(" %s", namelist[i].name);
value &= ~mask;
}
}
if (value)
printk(" (unknown bits 0x%08x)", value);
}
#define nouveau_print_bitfield_names(val, namelist) \
nouveau_print_bitfield_names_((val), (namelist), ARRAY_SIZE(namelist))
struct nouveau_enum_names {
uint32_t value;
const char *name;
};
static void
nouveau_print_enum_names_(uint32_t value,
const struct nouveau_enum_names *namelist,
const int namelist_len)
{
/*
* Caller must have already printed the KERN_* log level for us.
* Also the caller is responsible for adding the newline.
*/
int i;
for (i = 0; i < namelist_len; ++i) {
if (value == namelist[i].value) {
printk("%s", namelist[i].name);
return;
}
}
printk("unknown value 0x%08x", value);
}
#define nouveau_print_enum_names(val, namelist) \
nouveau_print_enum_names_((val), (namelist), ARRAY_SIZE(namelist))
static int
nouveau_graph_chid_from_grctx(struct drm_device *dev)
{
......@@ -482,12 +431,12 @@ nouveau_graph_dump_trap_info(struct drm_device *dev, const char *id,
if (dev_priv->card_type < NV_50) {
NV_INFO(dev, "%s - nSource:", id);
nouveau_print_bitfield_names(nsource, nsource_names);
nouveau_bitfield_print(nsource_names, nsource);
printk(", nStatus:");
if (dev_priv->card_type < NV_10)
nouveau_print_bitfield_names(nstatus, nstatus_names);
nouveau_bitfield_print(nstatus_names, nstatus);
else
nouveau_print_bitfield_names(nstatus, nstatus_names_nv10);
nouveau_bitfield_print(nstatus_names_nv10, nstatus);
printk("\n");
}
......@@ -631,13 +580,14 @@ nouveau_pgraph_irq_handler(struct drm_device *dev)
nv_wr32(dev, NV03_PMC_INTR_0, NV_PMC_INTR_0_PGRAPH_PENDING);
}
static struct nouveau_enum_names nv50_mp_exec_error_names[] =
static struct nouveau_enum nv50_mp_exec_error_names[] =
{
{ 3, "STACK_UNDERFLOW" },
{ 4, "QUADON_ACTIVE" },
{ 8, "TIMEOUT" },
{ 0x10, "INVALID_OPCODE" },
{ 0x40, "BREAKPOINT" },
{}
};
static void
......@@ -666,8 +616,7 @@ nv50_pgraph_mp_trap(struct drm_device *dev, int tpid, int display)
ophigh= nv_rd32(dev, addr + 0x74);
NV_INFO(dev, "PGRAPH_TRAP_MP_EXEC - "
"TP %d MP %d: ", tpid, i);
nouveau_print_enum_names(status,
nv50_mp_exec_error_names);
nouveau_enum_print(nv50_mp_exec_error_names, status);
printk(" at %06x warp %d, opcode %08x %08x\n",
pc&0xffffff, pc >> 24,
oplow, ophigh);
......@@ -1020,7 +969,7 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
}
/* There must be a *lot* of these. Will take some time to gather them up. */
static struct nouveau_enum_names nv50_data_error_names[] =
static struct nouveau_enum nv50_data_error_names[] =
{
{ 4, "INVALID_VALUE" },
{ 5, "INVALID_ENUM" },
......@@ -1028,6 +977,7 @@ static struct nouveau_enum_names nv50_data_error_names[] =
{ 0xc, "INVALID_BITFIELD" },
{ 0x28, "MP_NO_REG_SPACE" },
{ 0x2b, "MP_BLOCK_SIZE_MISMATCH" },
{}
};
static void
......@@ -1126,8 +1076,8 @@ nv50_pgraph_irq_handler(struct drm_device *dev)
nouveau_graph_dump_trap_info(dev,
"PGRAPH_DATA_ERROR", &trap);
NV_INFO (dev, "PGRAPH_DATA_ERROR - ");
nouveau_print_enum_names(nv_rd32(dev, 0x400110),
nv50_data_error_names);
nouveau_enum_print(nv50_data_error_names,
nv_rd32(dev, 0x400110));
printk("\n");
}
status &= ~0x00100000;
......
......@@ -27,8 +27,41 @@
#include <linux/ratelimit.h>
#include "nouveau_util.h"
static DEFINE_RATELIMIT_STATE(nouveau_ratelimit_state, 3 * HZ, 20);
void
nouveau_bitfield_print(const struct nouveau_bitfield *bf, u32 value)
{
while (bf->name) {
if (value & bf->mask) {
printk(" %s", bf->name);
value &= ~bf->mask;
}
bf++;
}
if (value)
printk(" (unknown bits 0x%08x)", value);
}
void
nouveau_enum_print(const struct nouveau_enum *en, u32 value)
{
while (en->name) {
if (value == en->value) {
printk("%s", en->name);
return;
}
en++;
}
printk("(unknown enum 0x%08x)", value);
}
int
nouveau_ratelimit(void)
{
......
......@@ -28,6 +28,18 @@
#ifndef __NOUVEAU_UTIL_H__
#define __NOUVEAU_UTIL_H__
struct nouveau_bitfield {
u32 mask;
const char *name;
};
struct nouveau_enum {
u32 value;
const char *name;
};
void nouveau_bitfield_print(const struct nouveau_bitfield *, u32 value);
void nouveau_enum_print(const struct nouveau_enum *, u32 value);
int nouveau_ratelimit(void);
#endif
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