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Subject[PATCH 08/19] gpu: drm: omapdrm: dss: dsi: Rework and remove a few unused variables
Date
Fixes the following W=1 kernel build warning(s):

drivers/gpu/drm/omapdrm/dss/dsi.c: In function ‘_dsi_print_reset_status’:
drivers/gpu/drm/omapdrm/dss/dsi.c:1131:6: warning: variable ‘l’ set but not used [-Wunused-but-set-variable]
drivers/gpu/drm/omapdrm/dss/dsi.c: In function ‘dsi_update’:
drivers/gpu/drm/omapdrm/dss/dsi.c:3943:10: warning: variable ‘dh’ set but not used [-Wunused-but-set-variable]
drivers/gpu/drm/omapdrm/dss/dsi.c:3943:6: warning: variable ‘dw’ set but not used [-Wunused-but-set-variable]

Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
drivers/gpu/drm/omapdrm/dss/dsi.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
index eeccf40bae416..5929b320b3cfa 100644
--- a/drivers/gpu/drm/omapdrm/dss/dsi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
@@ -1128,13 +1128,12 @@ 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 +3939,6 @@ 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 +3947,8 @@ 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);
--
2.25.1
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