From 1ab739db8ed86ab2815d903c0e53d88a88e315c4 Mon Sep 17 00:00:00 2001 From: Andrzej Hajda Date: Fri, 25 Sep 2015 14:48:22 +0200 Subject: [PATCH] drm/exynos/hdmi: use constant size array for regulators Driver always uses the same number of regulators, so there is no point in dynamic allocation. Signed-off-by: Andrzej Hajda Reviewed-by: Gustavo Padovan Signed-off-by: Inki Dae --- drivers/gpu/drm/exynos/exynos_hdmi.c | 25 +++++++++---------------- 1 file changed, 9 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c index 841470ca7c77..583dd5ee0cb3 100644 --- a/drivers/gpu/drm/exynos/exynos_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c @@ -83,6 +83,12 @@ static const u32 hdmi_reg_map[][HDMI_TYPE_COUNT] = { { HDMI_V13_ACR_CON, HDMI_V14_ACR_CON }, }; +static const char * const supply[] = { + "vdd", + "vdd_osc", + "vdd_pll", +}; + struct hdmi_driver_data { unsigned int type; const struct hdmiphy_config *phy_confs; @@ -96,9 +102,8 @@ struct hdmi_resources { struct clk *sclk_pixel; struct clk *sclk_hdmiphy; struct clk *mout_hdmi; - struct regulator_bulk_data *regul_bulk; + struct regulator_bulk_data regul_bulk[ARRAY_SIZE(supply)]; struct regulator *reg_hdmi_en; - int regul_count; }; struct hdmi_context { @@ -1652,7 +1657,7 @@ static void hdmi_enable(struct drm_encoder *encoder) pm_runtime_get_sync(hdata->dev); - if (regulator_bulk_enable(res->regul_count, res->regul_bulk)) + if (regulator_bulk_enable(ARRAY_SIZE(supply), res->regul_bulk)) DRM_DEBUG_KMS("failed to enable regulator bulk\n"); /* set pmu hdmiphy control bit to enable hdmiphy */ @@ -1701,7 +1706,7 @@ static void hdmi_disable(struct drm_encoder *encoder) regmap_update_bits(hdata->pmureg, PMU_HDMI_PHY_CONTROL, PMU_HDMI_PHY_ENABLE_BIT, 0); - regulator_bulk_disable(res->regul_count, res->regul_bulk); + regulator_bulk_disable(ARRAY_SIZE(supply), res->regul_bulk); pm_runtime_put_sync(hdata->dev); @@ -1743,11 +1748,6 @@ static int hdmi_resources_init(struct hdmi_context *hdata) { struct device *dev = hdata->dev; struct hdmi_resources *res = &hdata->res; - static char *supply[] = { - "vdd", - "vdd_osc", - "vdd_pll", - }; int i, ret; DRM_DEBUG_KMS("HDMI resource init\n"); @@ -1786,12 +1786,6 @@ static int hdmi_resources_init(struct hdmi_context *hdata) clk_set_parent(res->mout_hdmi, res->sclk_pixel); - res->regul_bulk = devm_kzalloc(dev, ARRAY_SIZE(supply) * - sizeof(res->regul_bulk[0]), GFP_KERNEL); - if (!res->regul_bulk) { - ret = -ENOMEM; - goto fail; - } for (i = 0; i < ARRAY_SIZE(supply); ++i) { res->regul_bulk[i].supply = supply[i]; res->regul_bulk[i].consumer = NULL; @@ -1801,7 +1795,6 @@ static int hdmi_resources_init(struct hdmi_context *hdata) DRM_ERROR("failed to get regulators\n"); return ret; } - res->regul_count = ARRAY_SIZE(supply); res->reg_hdmi_en = devm_regulator_get_optional(dev, "hdmi-en");