From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755295Ab3AVQwu (ORCPT ); Tue, 22 Jan 2013 11:52:50 -0500 Received: from bear.ext.ti.com ([192.94.94.41]:54158 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752603Ab3AVQwr (ORCPT ); Tue, 22 Jan 2013 11:52:47 -0500 From: Afzal Mohammed To: , , CC: Florian Tobias Schandinat , Tomi Valkeinen , Grant Likely , Rob Herring , Rob Landley , Steffen Trumtrar , Mike Turquette Subject: [PATCH v3 06/12] video: da8xx-fb: reorganize panel detection Date: Tue, 22 Jan 2013 22:22:36 +0530 Message-ID: <7c0c379679493edfbc97ff9de0adfb7202e1fdb7.1358871750.git.afzal@ti.com> X-Mailer: git-send-email 1.7.12 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Move panel detection to a separate function, this helps in readability as well as makes DT support cleaner. Signed-off-by: Afzal Mohammed --- drivers/video/da8xx-fb.c | 42 ++++++++++++++++++++++++++---------------- 1 file changed, 26 insertions(+), 16 deletions(-) diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c index 3b146bc..b6ea5e9 100644 --- a/drivers/video/da8xx-fb.c +++ b/drivers/video/da8xx-fb.c @@ -1253,6 +1253,27 @@ static struct fb_ops da8xx_fb_ops = { .fb_blank = cfb_blank, }; +static struct fb_videomode *da8xx_fb_get_videomode(struct platform_device *dev) +{ + struct da8xx_lcdc_platform_data *fb_pdata = dev->dev.platform_data; + struct fb_videomode *lcdc_info; + int i; + + for (i = 0, lcdc_info = known_lcd_panels; + i < ARRAY_SIZE(known_lcd_panels); i++, lcdc_info++) { + if (strcmp(fb_pdata->type, lcdc_info->name) == 0) + break; + } + + if (i == ARRAY_SIZE(known_lcd_panels)) { + dev_err(&dev->dev, "no panel found\n"); + return NULL; + } + dev_info(&dev->dev, "found %s panel\n", lcdc_info->name); + + return lcdc_info; +} + static int fb_probe(struct platform_device *device) { struct da8xx_lcdc_platform_data *fb_pdata = @@ -1262,7 +1283,7 @@ static int fb_probe(struct platform_device *device) struct fb_info *da8xx_fb_info; struct clk *fb_clk = NULL; struct da8xx_fb_par *par; - int ret, i; + int ret; unsigned long ulcm; if (fb_pdata == NULL) { @@ -1270,6 +1291,10 @@ static int fb_probe(struct platform_device *device) return -ENOENT; } + lcdc_info = da8xx_fb_get_videomode(device); + if (lcdc_info == NULL) + return -ENODEV; + lcdc_regs = platform_get_resource(device, IORESOURCE_MEM, 0); da8xx_fb_reg_base = devm_request_and_ioremap(&device->dev, lcdc_regs); if (!da8xx_fb_reg_base) { @@ -1303,21 +1328,6 @@ static int fb_probe(struct platform_device *device) break; } - for (i = 0, lcdc_info = known_lcd_panels; - i < ARRAY_SIZE(known_lcd_panels); - i++, lcdc_info++) { - if (strcmp(fb_pdata->type, lcdc_info->name) == 0) - break; - } - - if (i == ARRAY_SIZE(known_lcd_panels)) { - dev_err(&device->dev, "GLCD: No valid panel found\n"); - ret = -ENODEV; - goto err_pm_runtime_disable; - } else - dev_info(&device->dev, "GLCD: Found %s panel\n", - fb_pdata->type); - lcd_cfg = (struct lcd_ctrl_config *)fb_pdata->controller_data; if (!lcd_cfg) { -- 1.7.12