Instead of setting the variable and then using it just in the one place, determine vco_delay directly at the PLL configuration time.
Signed-off-by: Dmitry Baryshkov dmitry.baryshkov@linaro.org Reviewed-by: Abhinav Kumar abhinavk@codeaurora.org Tested-by: Stephen Boyd swboyd@chromium.org # on sc7180 lazor --- drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c index 3e9b7949b038..ed369eb18e9d 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c @@ -72,8 +72,6 @@ struct dsi_pll_28nm { struct platform_device *pdev; void __iomem *mmio;
- int vco_delay; - struct pll_28nm_cached_state cached_state; };
@@ -212,8 +210,10 @@ static int dsi_pll_28nm_clk_set_rate(struct clk_hw *hw, unsigned long rate, pll_write(base + REG_DSI_28nm_PHY_PLL_SDM_CFG4, 0x00);
/* Add hardware recommended delay for correct PLL configuration */ - if (pll_28nm->vco_delay) - udelay(pll_28nm->vco_delay); + if (pll->cfg->quirks & DSI_PHY_28NM_QUIRK_PHY_LP) + udelay(1000); + else + udelay(1);
pll_write(base + REG_DSI_28nm_PHY_PLL_REFCLK_CFG, refclk_cfg); pll_write(base + REG_DSI_28nm_PHY_PLL_PWRGEN_CFG, 0x00); @@ -580,10 +580,6 @@ static int dsi_pll_28nm_init(struct msm_dsi_phy *phy)
pll = &pll_28nm->base; pll->cfg = phy->cfg; - if (phy->cfg->quirks & DSI_PHY_28NM_QUIRK_PHY_LP) - pll_28nm->vco_delay = 1000; - else - pll_28nm->vco_delay = 1;
ret = pll_28nm_register(pll_28nm, phy->provided_clocks->hws); if (ret) {