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path: root/drivers/gpu/drm/omapdrm/dss/dsi.c
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Diffstat (limited to 'drivers/gpu/drm/omapdrm/dss/dsi.c')
-rw-r--r--drivers/gpu/drm/omapdrm/dss/dsi.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
index eeccf40bae41..735a4e9027d0 100644
--- a/drivers/gpu/drm/omapdrm/dss/dsi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
@@ -1112,8 +1112,11 @@ static int dsi_runtime_get(struct dsi_data *dsi)
DSSDBG("dsi_runtime_get\n");
r = pm_runtime_get_sync(dsi->dev);
- WARN_ON(r < 0);
- return r < 0 ? r : 0;
+ if (WARN_ON(r < 0)) {
+ pm_runtime_put_noidle(dsi->dev);
+ return r;
+ }
+ return 0;
}
static void dsi_runtime_put(struct dsi_data *dsi)
@@ -1128,13 +1131,12 @@ static void dsi_runtime_put(struct dsi_data *dsi)
static void _dsi_print_reset_status(struct dsi_data *dsi)
{
- u32 l;
int b0, b1, b2;
/* A dummy read using the SCP interface to any DSIPHY register is
* required after DSIPHY reset to complete the reset of the DSI complex
* I/O. */
- l = dsi_read_reg(dsi, DSI_DSIPHY_CFG5);
+ dsi_read_reg(dsi, DSI_DSIPHY_CFG5);
if (dsi->data->quirks & DSI_QUIRK_REVERSE_TXCLKESC) {
b0 = 28;
@@ -3940,7 +3942,6 @@ static int dsi_update(struct omap_dss_device *dssdev, int channel,
void (*callback)(int, void *), void *data)
{
struct dsi_data *dsi = to_dsi_data(dssdev);
- u16 dw, dh;
dsi_perf_mark_setup(dsi);
@@ -3949,11 +3950,8 @@ static int dsi_update(struct omap_dss_device *dssdev, int channel,
dsi->framedone_callback = callback;
dsi->framedone_data = data;
- dw = dsi->vm.hactive;
- dh = dsi->vm.vactive;
-
#ifdef DSI_PERF_MEASURE
- dsi->update_bytes = dw * dh *
+ dsi->update_bytes = dsi->vm.hactive * dsi->vm.vactive *
dsi_get_pixel_size(dsi->pix_fmt) / 8;
#endif
dsi_update_screen_dispc(dsi);