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gpu: host1x: debug: Dump DMASTART and DMAEND register 

Show the values of the DMASTART and DMAEND registers when dumping status
to help with failure analysis.

Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding 2021-07-09 19:00:12 +02:00
parent afa770fe57
commit fed0289394
2 changed files with 21 additions and 3 deletions
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8
drivers/gpu/host1x/hw/debug_hw_1x01.c
View File

@ -16,10 +16,13 @@ static void host1x_debug_show_channel_cdma(struct host1x *host,
struct output *o)
{
struct host1x_cdma *cdma = &ch->cdma;
dma_addr_t dmastart, dmaend;
u32 dmaput, dmaget, dmactrl;
u32 cbstat, cbread;
u32 val, base, baseval;
dmastart = host1x_ch_readl(ch, HOST1X_CHANNEL_DMASTART);
dmaend = host1x_ch_readl(ch, HOST1X_CHANNEL_DMAEND);
dmaput = host1x_ch_readl(ch, HOST1X_CHANNEL_DMAPUT);
dmaget = host1x_ch_readl(ch, HOST1X_CHANNEL_DMAGET);
dmactrl = host1x_ch_readl(ch, HOST1X_CHANNEL_DMACTRL);
@ -56,9 +59,10 @@ static void host1x_debug_show_channel_cdma(struct host1x *host,
HOST1X_SYNC_CBSTAT_CBOFFSET_V(cbstat),
cbread);
host1x_debug_output(o, "DMAPUT %08x, DMAGET %08x, DMACTL %08x\n",
host1x_debug_output(o, "DMASTART %pad, DMAEND %pad\n", &dmastart, &dmaend);
host1x_debug_output(o, "DMAPUT %08x DMAGET %08x DMACTL %08x\n",
dmaput, dmaget, dmactrl);
host1x_debug_output(o, "CBREAD %08x, CBSTAT %08x\n", cbread, cbstat);
host1x_debug_output(o, "CBREAD %08x CBSTAT %08x\n", cbread, cbstat);
show_channel_gathers(o, cdma);
host1x_debug_output(o, "\n");

16
drivers/gpu/host1x/hw/debug_hw_1x06.c
View File

@ -16,10 +16,23 @@ static void host1x_debug_show_channel_cdma(struct host1x *host,
struct output *o)
{
struct host1x_cdma *cdma = &ch->cdma;
dma_addr_t dmastart = 0, dmaend = 0;
u32 dmaput, dmaget, dmactrl;
u32 offset, class;
u32 ch_stat;
#if defined(CONFIG_ARCH_DMA_ADDR_T_64BIT) && HOST1X_HW >= 6
dmastart = host1x_ch_readl(ch, HOST1X_CHANNEL_DMASTART_HI);
dmastart <<= 32;
#endif
dmastart |= host1x_ch_readl(ch, HOST1X_CHANNEL_DMASTART);
#if defined(CONFIG_ARCH_DMA_ADDR_T_64BIT) && HOST1X_HW >= 6
dmaend = host1x_ch_readl(ch, HOST1X_CHANNEL_DMAEND_HI);
dmaend <<= 32;
#endif
dmaend |= host1x_ch_readl(ch, HOST1X_CHANNEL_DMAEND);
dmaput = host1x_ch_readl(ch, HOST1X_CHANNEL_DMAPUT);
dmaget = host1x_ch_readl(ch, HOST1X_CHANNEL_DMAGET);
dmactrl = host1x_ch_readl(ch, HOST1X_CHANNEL_DMACTRL);
@ -41,7 +54,8 @@ static void host1x_debug_show_channel_cdma(struct host1x *host,
host1x_debug_output(o, "active class %02x, offset %04x\n",
class, offset);
host1x_debug_output(o, "DMAPUT %08x, DMAGET %08x, DMACTL %08x\n",
host1x_debug_output(o, "DMASTART %pad, DMAEND %pad\n", &dmastart, &dmaend);
host1x_debug_output(o, "DMAPUT %08x DMAGET %08x DMACTL %08x\n",
dmaput, dmaget, dmactrl);
host1x_debug_output(o, "CHANNELSTAT %02x\n", ch_stat);