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path: root/drivers/gpu/host1x/hw/intr_hw.c
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Diffstat (limited to 'drivers/gpu/host1x/hw/intr_hw.c')
-rw-r--r--drivers/gpu/host1x/hw/intr_hw.c29
1 files changed, 18 insertions, 11 deletions
diff --git a/drivers/gpu/host1x/hw/intr_hw.c b/drivers/gpu/host1x/hw/intr_hw.c
index 37ebb51703fa..329239237090 100644
--- a/drivers/gpu/host1x/hw/intr_hw.c
+++ b/drivers/gpu/host1x/hw/intr_hw.c
@@ -72,6 +72,23 @@ static void _host1x_intr_disable_all_syncpt_intrs(struct host1x *host)
}
}
+static void intr_hw_init(struct host1x *host, u32 cpm)
+{
+#if HOST1X_HW < 6
+ /* disable the ip_busy_timeout. this prevents write drops */
+ host1x_sync_writel(host, 0, HOST1X_SYNC_IP_BUSY_TIMEOUT);
+
+ /*
+ * increase the auto-ack timout to the maximum value. 2d will hang
+ * otherwise on Tegra2.
+ */
+ host1x_sync_writel(host, 0xff, HOST1X_SYNC_CTXSW_TIMEOUT_CFG);
+
+ /* update host clocks per usec */
+ host1x_sync_writel(host, cpm, HOST1X_SYNC_USEC_CLK);
+#endif
+}
+
static int
_host1x_intr_init_host_sync(struct host1x *host, u32 cpm,
void (*syncpt_thresh_work)(struct work_struct *))
@@ -92,17 +109,7 @@ _host1x_intr_init_host_sync(struct host1x *host, u32 cpm,
return err;
}
- /* disable the ip_busy_timeout. this prevents write drops */
- host1x_sync_writel(host, 0, HOST1X_SYNC_IP_BUSY_TIMEOUT);
-
- /*
- * increase the auto-ack timout to the maximum value. 2d will hang
- * otherwise on Tegra2.
- */
- host1x_sync_writel(host, 0xff, HOST1X_SYNC_CTXSW_TIMEOUT_CFG);
-
- /* update host clocks per usec */
- host1x_sync_writel(host, cpm, HOST1X_SYNC_USEC_CLK);
+ intr_hw_init(host, cpm);
return 0;
}