Am 28.11.20 um 23:41 schrieb Sam Ravnborg:
Fix several W=1 warnings. This removes unused code and avoids an assignment by moving the use inside the conditional block. The register read FLD_GET(r, 15, 8) could be dropped as it was done a few lines before too. v2: - Updated subject (Lee) Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx> Cc: Aditya Pakki <pakki001@xxxxxxx> Cc: Sam Ravnborg <sam@xxxxxxxxxxxx> Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@xxxxxxxxxxx> Cc: Lee Jones <lee.jones@xxxxxxxxxx>
Acked-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
--- drivers/video/fbdev/omap2/omapfb/dss/dsi.c | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) diff --git a/drivers/video/fbdev/omap2/omapfb/dss/dsi.c b/drivers/video/fbdev/omap2/omapfb/dss/dsi.c index 6f9c25fec994..72d45a02c3ac 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/dsi.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/dsi.c @@ -1178,13 +1178,12 @@ static int dsi_regulator_init(struct platform_device *dsidev)static void _dsi_print_reset_status(struct platform_device *dsidev){ - 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(dsidev, DSI_DSIPHY_CFG5); + dsi_read_reg(dsidev, DSI_DSIPHY_CFG5);if (dss_has_feature(FEAT_DSI_REVERSE_TXCLKESC)) {b0 = 28; @@ -3627,7 +3626,7 @@ static int dsi_proto_config(struct platform_device *dsidev) static void dsi_proto_timings(struct platform_device *dsidev) { struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); - unsigned tlpx, tclk_zero, tclk_prepare, tclk_trail; + unsigned tlpx, tclk_zero, tclk_prepare; unsigned tclk_pre, tclk_post; unsigned ths_prepare, ths_prepare_ths_zero, ths_zero; unsigned ths_trail, ths_exit; @@ -3646,7 +3645,6 @@ static void dsi_proto_timings(struct platform_device *dsidev)r = dsi_read_reg(dsidev, DSI_DSIPHY_CFG1);tlpx = FLD_GET(r, 20, 16) * 2; - tclk_trail = FLD_GET(r, 15, 8); tclk_zero = FLD_GET(r, 7, 0);r = dsi_read_reg(dsidev, DSI_DSIPHY_CFG2);@@ -4040,7 +4038,6 @@ static int dsi_update(struct omap_dss_device *dssdev, int channel, { struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); - u16 dw, dh;dsi_perf_mark_setup(dsidev); @@ -4049,11 +4046,8 @@ static int dsi_update(struct omap_dss_device *dssdev, int channel,dsi->framedone_callback = callback; dsi->framedone_data = data;- dw = dsi->timings.x_res;- dh = dsi->timings.y_res; - #ifdef DSI_PERF_MEASURE - dsi->update_bytes = dw * dh * + dsi->update_bytes = dsi->timings.x_res * dsi->timings.y_res * dsi_get_pixel_size(dsi->pix_fmt) / 8; #endif dsi_update_screen_dispc(dsidev);
-- Thomas Zimmermann Graphics Driver Developer SUSE Software Solutions Germany GmbH Maxfeldstr. 5, 90409 Nürnberg, Germany (HRB 36809, AG Nürnberg) Geschäftsführer: Felix Imendörffer
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