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OMAP: DSS2: fix clock sources on error and uninit

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DPI and DSI were not cleaning up the clock source in error or uninit
cases. Set the clock source back to PRCM.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Tomi Valkeinen 2011-08-10 11:25:36 +03:00
parent bab59b4417
commit 5e7850917f
2 changed files with 6 additions and 1 deletions
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4
drivers/video/omap2/dss/dpi.c
View File

@ -83,8 +83,10 @@ static int dpi_set_dsi_clk(struct omap_dss_device *dssdev, bool is_tft,
dss_select_dispc_clk_source(dssdev->clocks.dispc.dispc_fclk_src);
r = dispc_set_clock_div(dssdev->manager->id, &dispc_cinfo);
if (r)
if (r) {
dss_select_dispc_clk_source(OMAP_DSS_CLK_SRC_FCK);
return r;
}
*fck = dsi_cinfo.dsi_pll_hsdiv_dispc_clk;
*lck_div = dispc_cinfo.lck_div;

3
drivers/video/omap2/dss/dsi.c
View File

@ -4184,6 +4184,8 @@ err3:
err2:
dss_select_dispc_clk_source(OMAP_DSS_CLK_SRC_FCK);
dss_select_dsi_clk_source(dsi_module, OMAP_DSS_CLK_SRC_FCK);
dss_select_lcd_clk_source(dssdev->manager->id, OMAP_DSS_CLK_SRC_FCK);
err1:
dsi_pll_uninit(dsidev, true);
err0:
@ -4209,6 +4211,7 @@ static void dsi_display_uninit_dsi(struct omap_dss_device *dssdev,
dss_select_dispc_clk_source(OMAP_DSS_CLK_SRC_FCK);
dss_select_dsi_clk_source(dsi_module, OMAP_DSS_CLK_SRC_FCK);
dss_select_lcd_clk_source(dssdev->manager->id, OMAP_DSS_CLK_SRC_FCK);
dsi_cio_uninit(dssdev);
dsi_pll_uninit(dsidev, disconnect_lanes);
}