diff options
Diffstat (limited to 'drivers/gpu/host1x/hw/intr_hw.c')
| -rw-r--r-- | drivers/gpu/host1x/hw/intr_hw.c | 29 |
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; } |