Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932347Ab0D1WTo (ORCPT ); Wed, 28 Apr 2010 18:19:44 -0400 Received: from tex.lwn.net ([70.33.254.29]:48900 "EHLO vena.lwn.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932282Ab0D1WS1 (ORCPT ); Wed, 28 Apr 2010 18:18:27 -0400 From: Jonathan Corbet To: linux-kernel@vger.kernel.org Cc: Harald Welte , linux-fbdev@vger.kernel.org, JosephChan@via.com.tw, ScottFang@viatech.com.cn, Florian Tobias Schandinat Subject: [PATCH 25/30] viafb: unify modesetting functions Date: Wed, 28 Apr 2010 16:17:26 -0600 Message-Id: <1272493051-25380-26-git-send-email-corbet@lwn.net> X-Mailer: git-send-email 1.7.0.1 In-Reply-To: <1272493051-25380-1-git-send-email-corbet@lwn.net> References: <1272493051-25380-1-git-send-email-corbet@lwn.net> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 8271 Lines: 220 From: Florian Tobias Schandinat viafb: unify modesetting functions This patch unifies some cleaned up modesetting functions to prepare for moving them to an extra file. This includes make them use via_io and changing there names to reflect that they do not depend on anything framebuffer specific. Signed-off-by: Florian Tobias Schandinat --- drivers/video/via/hw.c | 66 +++++++++++++++++++++--------------------- drivers/video/via/hw.h | 8 ++-- drivers/video/via/viafbdev.c | 17 ++++++----- 3 files changed, 46 insertions(+), 45 deletions(-) diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c index 805151f..1628a5f 100644 --- a/drivers/video/via/hw.c +++ b/drivers/video/via/hw.c @@ -624,50 +624,50 @@ void viafb_set_iga_path(void) } } -void viafb_set_primary_address(u32 addr) +void via_set_primary_address(u32 addr) { - DEBUG_MSG(KERN_DEBUG "viafb_set_primary_address(0x%08X)\n", addr); - viafb_write_reg(CR0D, VIACR, addr & 0xFF); - viafb_write_reg(CR0C, VIACR, (addr >> 8) & 0xFF); - viafb_write_reg(CR34, VIACR, (addr >> 16) & 0xFF); - viafb_write_reg_mask(CR48, VIACR, (addr >> 24) & 0x1F, 0x1F); + DEBUG_MSG(KERN_DEBUG "via_set_primary_address(0x%08X)\n", addr); + via_write_reg(VIACR, 0x0D, addr & 0xFF); + via_write_reg(VIACR, 0x0C, (addr >> 8) & 0xFF); + via_write_reg(VIACR, 0x34, (addr >> 16) & 0xFF); + via_write_reg_mask(VIACR, 0x48, (addr >> 24) & 0x1F, 0x1F); } -void viafb_set_secondary_address(u32 addr) +void via_set_secondary_address(u32 addr) { - DEBUG_MSG(KERN_DEBUG "viafb_set_secondary_address(0x%08X)\n", addr); + DEBUG_MSG(KERN_DEBUG "via_set_secondary_address(0x%08X)\n", addr); /* secondary display supports only quadword aligned memory */ - viafb_write_reg_mask(CR62, VIACR, (addr >> 2) & 0xFE, 0xFE); - viafb_write_reg(CR63, VIACR, (addr >> 10) & 0xFF); - viafb_write_reg(CR64, VIACR, (addr >> 18) & 0xFF); - viafb_write_reg_mask(CRA3, VIACR, (addr >> 26) & 0x07, 0x07); + via_write_reg_mask(VIACR, 0x62, (addr >> 2) & 0xFE, 0xFE); + via_write_reg(VIACR, 0x63, (addr >> 10) & 0xFF); + via_write_reg(VIACR, 0x64, (addr >> 18) & 0xFF); + via_write_reg_mask(VIACR, 0xA3, (addr >> 26) & 0x07, 0x07); } -void viafb_set_primary_pitch(u32 pitch) +void via_set_primary_pitch(u32 pitch) { - DEBUG_MSG(KERN_DEBUG "viafb_set_primary_pitch(0x%08X)\n", pitch); + DEBUG_MSG(KERN_DEBUG "via_set_primary_pitch(0x%08X)\n", pitch); /* spec does not say that first adapter skips 3 bits but old * code did it and seems to be reasonable in analogy to 2nd adapter */ pitch = pitch >> 3; - viafb_write_reg(0x13, VIACR, pitch & 0xFF); - viafb_write_reg_mask(0x35, VIACR, (pitch >> (8 - 5)) & 0xE0, 0xE0); + via_write_reg(VIACR, 0x13, pitch & 0xFF); + via_write_reg_mask(VIACR, 0x35, (pitch >> (8 - 5)) & 0xE0, 0xE0); } -void viafb_set_secondary_pitch(u32 pitch) +void via_set_secondary_pitch(u32 pitch) { - DEBUG_MSG(KERN_DEBUG "viafb_set_secondary_pitch(0x%08X)\n", pitch); + DEBUG_MSG(KERN_DEBUG "via_set_secondary_pitch(0x%08X)\n", pitch); pitch = pitch >> 3; - viafb_write_reg(0x66, VIACR, pitch & 0xFF); - viafb_write_reg_mask(0x67, VIACR, (pitch >> 8) & 0x03, 0x03); - viafb_write_reg_mask(0x71, VIACR, (pitch >> (10 - 7)) & 0x80, 0x80); + via_write_reg(VIACR, 0x66, pitch & 0xFF); + via_write_reg_mask(VIACR, 0x67, (pitch >> 8) & 0x03, 0x03); + via_write_reg_mask(VIACR, 0x71, (pitch >> (10 - 7)) & 0x80, 0x80); } -void viafb_set_primary_color_depth(u8 depth) +void via_set_primary_color_depth(u8 depth) { u8 value; - DEBUG_MSG(KERN_DEBUG "viafb_set_primary_color_depth(%d)\n", depth); + DEBUG_MSG(KERN_DEBUG "via_set_primary_color_depth(%d)\n", depth); switch (depth) { case 8: value = 0x00; @@ -685,19 +685,19 @@ void viafb_set_primary_color_depth(u8 depth) value = 0x08; break; default: - printk(KERN_WARNING "viafb_set_primary_color_depth: " + printk(KERN_WARNING "via_set_primary_color_depth: " "Unsupported depth: %d\n", depth); return; } - viafb_write_reg_mask(0x15, VIASR, value, 0x1C); + via_write_reg_mask(VIASR, 0x15, value, 0x1C); } -void viafb_set_secondary_color_depth(u8 depth) +void via_set_secondary_color_depth(u8 depth) { u8 value; - DEBUG_MSG(KERN_DEBUG "viafb_set_secondary_color_depth(%d)\n", depth); + DEBUG_MSG(KERN_DEBUG "via_set_secondary_color_depth(%d)\n", depth); switch (depth) { case 8: value = 0x00; @@ -712,12 +712,12 @@ void viafb_set_secondary_color_depth(u8 depth) value = 0x80; break; default: - printk(KERN_WARNING "viafb_set_secondary_color_depth: " + printk(KERN_WARNING "via_set_secondary_color_depth: " "Unsupported depth: %d\n", depth); return; } - viafb_write_reg_mask(0x67, VIACR, value, 0xC0); + via_write_reg_mask(VIACR, 0x67, value, 0xC0); } static void set_color_register(u8 index, u8 red, u8 green, u8 blue) @@ -2268,11 +2268,11 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp, } } - viafb_set_primary_pitch(viafbinfo->fix.line_length); - viafb_set_secondary_pitch(viafb_dual_fb ? viafbinfo1->fix.line_length + via_set_primary_pitch(viafbinfo->fix.line_length); + via_set_secondary_pitch(viafb_dual_fb ? viafbinfo1->fix.line_length : viafbinfo->fix.line_length); - viafb_set_primary_color_depth(viaparinfo->depth); - viafb_set_secondary_color_depth(viafb_dual_fb ? viaparinfo1->depth + via_set_primary_color_depth(viaparinfo->depth); + via_set_secondary_color_depth(viafb_dual_fb ? viaparinfo1->depth : viaparinfo->depth); /* Update Refresh Rate Setting */ diff --git a/drivers/video/via/hw.h b/drivers/video/via/hw.h index 23c3190..641a5fa 100644 --- a/drivers/video/via/hw.h +++ b/drivers/video/via/hw.h @@ -910,10 +910,10 @@ void viafb_update_device_setting(int hres, int vres, int bpp, int vmode_refresh, int flag); void viafb_set_iga_path(void); -void viafb_set_primary_address(u32 addr); -void viafb_set_secondary_address(u32 addr); -void viafb_set_primary_pitch(u32 pitch); -void viafb_set_secondary_pitch(u32 pitch); +void via_set_primary_address(u32 addr); +void via_set_secondary_address(u32 addr); +void via_set_primary_pitch(u32 pitch); +void via_set_secondary_pitch(u32 pitch); void viafb_set_primary_color_register(u8 index, u8 red, u8 green, u8 blue); void viafb_set_secondary_color_register(u8 index, u8 red, u8 green, u8 blue); void viafb_get_fb_info(unsigned int *fb_base, unsigned int *fb_len); diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c index 70ed71f..e94f913 100644 --- a/drivers/video/via/viafbdev.c +++ b/drivers/video/via/viafbdev.c @@ -317,12 +317,12 @@ static int viafb_pan_display(struct fb_var_screeninfo *var, DEBUG_MSG(KERN_DEBUG "viafb_pan_display, address = %d\n", vram_addr); if (!viafb_dual_fb) { - viafb_set_primary_address(vram_addr); - viafb_set_secondary_address(vram_addr); + via_set_primary_address(vram_addr); + via_set_secondary_address(vram_addr); } else if (viapar->iga_path == IGA1) - viafb_set_primary_address(vram_addr); + via_set_primary_address(vram_addr); else - viafb_set_secondary_address(vram_addr); + via_set_secondary_address(vram_addr); return 0; } @@ -1018,8 +1018,8 @@ static void viafb_set_device(struct device_t active_dev) viafb_SAMM_ON = active_dev.samm; viafb_primary_dev = active_dev.primary_dev; - viafb_set_primary_address(0); - viafb_set_secondary_address(viafb_SAMM_ON ? viafb_second_offset : 0); + via_set_primary_address(0); + via_set_secondary_address(viafb_SAMM_ON ? viafb_second_offset : 0); viafb_set_iga_path(); } @@ -1165,8 +1165,9 @@ static int apply_device_setting(struct viafb_ioctl_setting setting_info, if (viafb_SAMM_ON) viafb_primary_dev = setting_info.primary_device; - viafb_set_primary_address(0); - viafb_set_secondary_address(viafb_SAMM_ON ? viafb_second_offset : 0); + via_set_primary_address(0); + via_set_secondary_address(viafb_SAMM_ON ? + viafb_second_offset : 0); viafb_set_iga_path(); } need_set_mode = 1; -- 1.7.0.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/