From mboxrd@z Thu Jan 1 00:00:00 1970 From: Florian Tobias Schandinat Date: Mon, 21 Mar 2011 22:46:39 +0000 Subject: [PATCH 2/2] viafb: initialize margins correct Message-Id: <1300748487-9883-3-git-send-email-FlorianSchandinat@gmx.de> List-Id: References: <1300748487-9883-1-git-send-email-FlorianSchandinat@gmx.de> In-Reply-To: <1300748487-9883-1-git-send-email-FlorianSchandinat@gmx.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-fbdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Florian Tobias Schandinat This patch initializes the margins for the initial mode correct. This is required to get the desired initial refresh rate. Also do more verbose sanity checking to prevent misbehavior. Signed-off-by: Florian Tobias Schandinat --- drivers/video/via/viafbdev.c | 31 +++++++++++-------------------- 1 files changed, 11 insertions(+), 20 deletions(-) diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c index fd6a15f..9d9bb9b 100644 --- a/drivers/video/via/viafbdev.c +++ b/drivers/video/via/viafbdev.c @@ -1806,14 +1806,9 @@ int __devinit via_fb_pci_probe(struct viafb_dev *vdev) default_var.xres_virtual = default_xres; default_var.yres_virtual = default_yres; default_var.bits_per_pixel = viafb_bpp; - default_var.pixclock - viafb_get_pixclock(default_xres, default_yres, viafb_refresh); - default_var.left_margin = (default_xres >> 3) & 0xf8; - default_var.right_margin = 32; - default_var.upper_margin = 16; - default_var.lower_margin = 4; - default_var.hsync_len = default_var.left_margin; - default_var.vsync_len = 4; + viafb_fill_var_timing_info(&default_var, viafb_get_refresh( + default_var.xres, default_var.yres, viafb_refresh), + viafb_get_mode(default_var.xres, default_var.yres)); viafb_setup_fixinfo(&viafbinfo->fix, viaparinfo); viafbinfo->var = default_var; @@ -1852,15 +1847,9 @@ int __devinit via_fb_pci_probe(struct viafb_dev *vdev) default_var.xres_virtual = viafb_second_virtual_xres; default_var.yres_virtual = viafb_second_virtual_yres; default_var.bits_per_pixel = viafb_bpp1; - default_var.pixclock - viafb_get_pixclock(viafb_second_xres, viafb_second_yres, - viafb_refresh1); - default_var.left_margin = (viafb_second_xres >> 3) & 0xf8; - default_var.right_margin = 32; - default_var.upper_margin = 16; - default_var.lower_margin = 4; - default_var.hsync_len = default_var.left_margin; - default_var.vsync_len = 4; + viafb_fill_var_timing_info(&default_var, viafb_get_refresh( + default_var.xres, default_var.yres, viafb_refresh1), + viafb_get_mode(default_var.xres, default_var.yres)); viafb_setup_fixinfo(&viafbinfo1->fix, viaparinfo1); viafb_check_var(&default_var, viafbinfo1); @@ -2015,15 +2004,17 @@ static int __init viafb_setup(char *options) */ int __init viafb_init(void) { - u32 dummy; + u32 dummy_x, dummy_y; #ifndef MODULE char *option = NULL; if (fb_get_options("viafb", &option)) return -ENODEV; viafb_setup(option); #endif - if (parse_mode(viafb_mode, &dummy, &dummy) - || parse_mode(viafb_mode1, &dummy, &dummy) + if (parse_mode(viafb_mode, &dummy_x, &dummy_y) + || !viafb_get_mode(dummy_x, dummy_y) + || parse_mode(viafb_mode1, &dummy_x, &dummy_y) + || !viafb_get_mode(dummy_x, dummy_y) || viafb_bpp < 0 || viafb_bpp > 32 || viafb_bpp1 < 0 || viafb_bpp1 > 32 || parse_active_dev()) -- 1.6.3.2