diff options
Diffstat (limited to 'drivers/gpu/drm/stm/dw_mipi_dsi-stm.c')
| -rw-r--r-- | drivers/gpu/drm/stm/dw_mipi_dsi-stm.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c index e5b6310240fe..fd02506274da 100644 --- a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c +++ b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c @@ -1,10 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) STMicroelectronics SA 2017 * * Authors: Philippe Cornu <philippe.cornu@st.com> * Yannick Fertre <yannick.fertre@st.com> - * - * License terms: GNU General Public License (GPL), version 2 */ #include <linux/clk.h> @@ -129,7 +128,7 @@ static int dsi_pll_get_params(int clkin_khz, int clkout_khz, int fvco_min, fvco_max, delta, best_delta; /* all in khz */ /* Early checks preventing division by 0 & odd results */ - if ((clkin_khz <= 0) || (clkout_khz <= 0)) + if (clkin_khz <= 0 || clkout_khz <= 0) return -EINVAL; fvco_min = LANE_MIN_KBPS * 2 * ODF_MAX; @@ -155,7 +154,7 @@ static int dsi_pll_get_params(int clkin_khz, int clkout_khz, for (o = ODF_MIN; o <= ODF_MAX; o *= 2) { n = DIV_ROUND_CLOSEST(i * o * clkout_khz, clkin_khz); /* Check ndiv according to vco range */ - if ((n < n_min) || (n > n_max)) + if (n < n_min || n > n_max) continue; /* Check if new delta is better & saves parameters */ delta = dsi_pll_get_clkout_khz(clkin_khz, i, n, o) - @@ -291,11 +290,6 @@ static int dw_mipi_dsi_stm_probe(struct platform_device *pdev) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - DRM_ERROR("Unable to get resource\n"); - return -ENODEV; - } - dsi->base = devm_ioremap_resource(dev, res); if (IS_ERR(dsi->base)) { DRM_ERROR("Unable to get dsi registers\n"); @@ -342,7 +336,7 @@ static struct platform_driver dw_mipi_dsi_stm_driver = { .remove = dw_mipi_dsi_stm_remove, .driver = { .of_match_table = dw_mipi_dsi_stm_dt_ids, - .name = "dw_mipi_dsi-stm", + .name = "stm32-display-dsi", }, }; |