void gk20a_priv_ring_isr(struct gk20a *g)
{
u32 status0, status1;
u32 cmd;
s32 retry = 100;
if (tegra_platform_is_linsim())
return;
status0 = gk20a_readl(g, pri_ringmaster_intr_status0_r());
status1 = gk20a_readl(g, pri_ringmaster_intr_status1_r());
gk20a_dbg(gpu_dbg_intr, "ringmaster intr status0: 0x%08x,"
"status1: 0x%08x", status0, status1);
if (status0 & (0x1 | 0x2 | 0x4)) {
gk20a_reset_priv_ring(g);
}
if (status0 & 0x100) {
gk20a_dbg(gpu_dbg_intr, "SYS write error. ADR %08x WRDAT %08x INFO %08x, CODE %08x",
gk20a_readl(g, 0x122120), gk20a_readl(g, 0x122124), gk20a_readl(g, 0x122128),
gk20a_readl(g, 0x12212c));
}
if (status1 & 0x1) {
gk20a_dbg(gpu_dbg_intr, "GPC write error. ADR %08x WRDAT %08x INFO %08x, CODE %08x",
gk20a_readl(g, 0x128120), gk20a_readl(g, 0x128124), gk20a_readl(g, 0x128128),
gk20a_readl(g, 0x12812c));
}
cmd = gk20a_readl(g, pri_ringmaster_command_r());
cmd = set_field(cmd, pri_ringmaster_command_cmd_m(),
pri_ringmaster_command_cmd_ack_interrupt_f());
gk20a_writel(g, pri_ringmaster_command_r(), cmd);
do {
cmd = pri_ringmaster_command_cmd_v(
gk20a_readl(g, pri_ringmaster_command_r()));
usleep_range(20, 40);
} while (cmd != pri_ringmaster_command_cmd_no_cmd_v() && --retry);
if (retry <= 0)
gk20a_warn(dev_from_gk20a(g),
"priv ringmaster cmd ack too many retries");
status0 = gk20a_readl(g, pri_ringmaster_intr_status0_r());
status1 = gk20a_readl(g, pri_ringmaster_intr_status1_r());
gk20a_dbg_info("ringmaster intr status0: 0x%08x,"
" status1: 0x%08x", status0, status1);
}
void gk20a_priv_ring_isr(struct gk20a *g)
{
u32 status0, status1;
u32 cmd;
s32 retry = 100;
status0 = gk20a_readl(g, pri_ringmaster_intr_status0_r());
status1 = gk20a_readl(g, pri_ringmaster_intr_status1_r());
gk20a_dbg_info("ringmaster intr status0: 0x%08x,"
"status1: 0x%08x", status0, status1);
if (status0 & (0x1 | 0x2 | 0x4)) {
gk20a_reset_priv_ring(g);
}
cmd = gk20a_readl(g, pri_ringmaster_command_r());
cmd = set_field(cmd, pri_ringmaster_command_cmd_m(),
pri_ringmaster_command_cmd_ack_interrupt_f());
gk20a_writel(g, pri_ringmaster_command_r(), cmd);
do {
cmd = pri_ringmaster_command_cmd_v(
gk20a_readl(g, pri_ringmaster_command_r()));
usleep_range(20, 40);
} while (cmd != pri_ringmaster_command_cmd_no_cmd_v() && --retry);
if (retry <= 0)
gk20a_warn(dev_from_gk20a(g),
"priv ringmaster cmd ack too many retries");
status0 = gk20a_readl(g, pri_ringmaster_intr_status0_r());
status1 = gk20a_readl(g, pri_ringmaster_intr_status1_r());
gk20a_dbg_info("ringmaster intr status0: 0x%08x,"
" status1: 0x%08x", status0, status1);
}