summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/msm/dsi/phy/dsi_phy.c')
-rw-r--r--drivers/gpu/drm/msm/dsi/phy/dsi_phy.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
index 4097eca1b3ef..b0cfa67d2a57 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
@@ -145,7 +145,7 @@ int msm_dsi_dphy_timing_calc_v2(struct msm_dsi_dphy_timing *timing,
{
const unsigned long bit_rate = clk_req->bitclk_rate;
const unsigned long esc_rate = clk_req->escclk_rate;
- s32 ui, ui_x8, lpx;
+ s32 ui, ui_x8;
s32 tmax, tmin;
s32 pcnt0 = 50;
s32 pcnt1 = 50;
@@ -175,7 +175,6 @@ int msm_dsi_dphy_timing_calc_v2(struct msm_dsi_dphy_timing *timing,
ui = mult_frac(NSEC_PER_MSEC, coeff, bit_rate / 1000);
ui_x8 = ui << 3;
- lpx = mult_frac(NSEC_PER_MSEC, coeff, esc_rate / 1000);
temp = S_DIV_ROUND_UP(38 * coeff - val_ckln * ui, ui_x8);
tmin = max_t(s32, temp, 0);
@@ -262,7 +261,7 @@ int msm_dsi_dphy_timing_calc_v3(struct msm_dsi_dphy_timing *timing,
{
const unsigned long bit_rate = clk_req->bitclk_rate;
const unsigned long esc_rate = clk_req->escclk_rate;
- s32 ui, ui_x8, lpx;
+ s32 ui, ui_x8;
s32 tmax, tmin;
s32 pcnt0 = 50;
s32 pcnt1 = 50;
@@ -284,7 +283,6 @@ int msm_dsi_dphy_timing_calc_v3(struct msm_dsi_dphy_timing *timing,
ui = mult_frac(NSEC_PER_MSEC, coeff, bit_rate / 1000);
ui_x8 = ui << 3;
- lpx = mult_frac(NSEC_PER_MSEC, coeff, esc_rate / 1000);
temp = S_DIV_ROUND_UP(38 * coeff, ui_x8);
tmin = max_t(s32, temp, 0);
@@ -396,8 +394,12 @@ static int dsi_phy_regulator_init(struct msm_dsi_phy *phy)
ret = devm_regulator_bulk_get(dev, num, s);
if (ret < 0) {
- DRM_DEV_ERROR(dev, "%s: failed to init regulator, ret=%d\n",
- __func__, ret);
+ if (ret != -EPROBE_DEFER) {
+ DRM_DEV_ERROR(dev,
+ "%s: failed to init regulator, ret=%d\n",
+ __func__, ret);
+ }
+
return ret;
}
@@ -481,6 +483,8 @@ static const struct of_device_id dsi_phy_dt_match[] = {
#ifdef CONFIG_DRM_MSM_DSI_28NM_PHY
{ .compatible = "qcom,dsi-phy-28nm-hpm",
.data = &dsi_phy_28nm_hpm_cfgs },
+ { .compatible = "qcom,dsi-phy-28nm-hpm-fam-b",
+ .data = &dsi_phy_28nm_hpm_famb_cfgs },
{ .compatible = "qcom,dsi-phy-28nm-lp",
.data = &dsi_phy_28nm_lp_cfgs },
#endif
@@ -584,10 +588,8 @@ static int dsi_phy_driver_probe(struct platform_device *pdev)
}
ret = dsi_phy_regulator_init(phy);
- if (ret) {
- DRM_DEV_ERROR(dev, "%s: failed to init regulator\n", __func__);
+ if (ret)
goto fail;
- }
phy->ahb_clk = msm_clk_get(pdev, "iface");
if (IS_ERR(phy->ahb_clk)) {
OpenPOWER on IntegriCloud