From patchwork Sun May 31 01:01:39 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Finn Thain X-Patchwork-Id: 478536 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 99F01140F90 for ; Sun, 31 May 2015 11:32:53 +1000 (AEST) Received: from ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 758CA1A2E95 for ; Sun, 31 May 2015 11:32:53 +1000 (AEST) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Received: from kvm5.telegraphics.com.au (kvm5.telegraphics.com.au [98.124.60.144]) by lists.ozlabs.org (Postfix) with ESMTP id A91D71A0CAB for ; Sun, 31 May 2015 11:17:01 +1000 (AEST) Received: by kvm5.telegraphics.com.au (Postfix, from userid 502) id 6435728C1C; Sat, 30 May 2015 21:10:10 -0400 (EDT) Message-Id: <20150531010134.129479218@telegraphics.com.au> User-Agent: quilt/0.50-1 Date: Sun, 31 May 2015 11:01:39 +1000 From: Finn Thain To: , , , Henrique de Moraes Holschuh , Darren Hart , ibm-acpi-devel@lists.sourceforge.net, platform-driver-x86@vger.kernel.org Subject: [RFC 07/24] x86/thinkpad_acpi: Use arch_nvram_ops methods instead of nvram_read_byte() and nvram_write_byte() References: <20150531010132.289674310@telegraphics.com.au> Content-Disposition: inline; filename=pc-rtc-replace-exported-nvram-functions X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" Make use of arch_nvram_ops in the thinkpad_acpi driver so that the nvram_* function exports can be removed. This patch series was tested on a ThinkPad T43. Signed-off-by: Finn Thain Acked-by: Henrique de Moraes Holschuh Reviewed-by: Darren Hart --- drivers/platform/x86/thinkpad_acpi.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) Index: linux/drivers/platform/x86/thinkpad_acpi.c =================================================================== --- linux.orig/drivers/platform/x86/thinkpad_acpi.c 2015-05-31 11:00:59.000000000 +1000 +++ linux/drivers/platform/x86/thinkpad_acpi.c 2015-05-31 11:01:07.000000000 +1000 @@ -2311,30 +2311,30 @@ static void hotkey_read_nvram(struct tp_ u8 d; if (m & TP_NVRAM_HKEY_GROUP_HK2) { - d = nvram_read_byte(TP_NVRAM_ADDR_HK2); + d = arch_nvram_ops.read_byte(TP_NVRAM_ADDR_HK2); n->thinkpad_toggle = !!(d & TP_NVRAM_MASK_HKT_THINKPAD); n->zoom_toggle = !!(d & TP_NVRAM_MASK_HKT_ZOOM); n->display_toggle = !!(d & TP_NVRAM_MASK_HKT_DISPLAY); n->hibernate_toggle = !!(d & TP_NVRAM_MASK_HKT_HIBERNATE); } if (m & TP_ACPI_HKEY_THNKLGHT_MASK) { - d = nvram_read_byte(TP_NVRAM_ADDR_THINKLIGHT); + d = arch_nvram_ops.read_byte(TP_NVRAM_ADDR_THINKLIGHT); n->thinklight_toggle = !!(d & TP_NVRAM_MASK_THINKLIGHT); } if (m & TP_ACPI_HKEY_DISPXPAND_MASK) { - d = nvram_read_byte(TP_NVRAM_ADDR_VIDEO); + d = arch_nvram_ops.read_byte(TP_NVRAM_ADDR_VIDEO); n->displayexp_toggle = !!(d & TP_NVRAM_MASK_HKT_DISPEXPND); } if (m & TP_NVRAM_HKEY_GROUP_BRIGHTNESS) { - d = nvram_read_byte(TP_NVRAM_ADDR_BRIGHTNESS); + d = arch_nvram_ops.read_byte(TP_NVRAM_ADDR_BRIGHTNESS); n->brightness_level = (d & TP_NVRAM_MASK_LEVEL_BRIGHTNESS) >> TP_NVRAM_POS_LEVEL_BRIGHTNESS; n->brightness_toggle = !!(d & TP_NVRAM_MASK_HKT_BRIGHTNESS); } if (m & TP_NVRAM_HKEY_GROUP_VOLUME) { - d = nvram_read_byte(TP_NVRAM_ADDR_MIXER); + d = arch_nvram_ops.read_byte(TP_NVRAM_ADDR_MIXER); n->volume_level = (d & TP_NVRAM_MASK_LEVEL_VOLUME) >> TP_NVRAM_POS_LEVEL_VOLUME; n->mute = !!(d & TP_NVRAM_MASK_MUTE); @@ -6153,7 +6153,7 @@ static unsigned int tpacpi_brightness_nv { u8 lnvram; - lnvram = (nvram_read_byte(TP_NVRAM_ADDR_BRIGHTNESS) + lnvram = (arch_nvram_ops.read_byte(TP_NVRAM_ADDR_BRIGHTNESS) & TP_NVRAM_MASK_LEVEL_BRIGHTNESS) >> TP_NVRAM_POS_LEVEL_BRIGHTNESS; lnvram &= bright_maxlvl; @@ -6178,7 +6178,7 @@ static void tpacpi_brightness_checkpoint if (unlikely(!acpi_ec_read(TP_EC_BACKLIGHT, &lec))) goto unlock; lec &= TP_EC_BACKLIGHT_LVLMSK; - b_nvram = nvram_read_byte(TP_NVRAM_ADDR_BRIGHTNESS); + b_nvram = arch_nvram_ops.read_byte(TP_NVRAM_ADDR_BRIGHTNESS); if (lec != ((b_nvram & TP_NVRAM_MASK_LEVEL_BRIGHTNESS) >> TP_NVRAM_POS_LEVEL_BRIGHTNESS)) { @@ -6186,7 +6186,7 @@ static void tpacpi_brightness_checkpoint b_nvram &= ~(TP_NVRAM_MASK_LEVEL_BRIGHTNESS << TP_NVRAM_POS_LEVEL_BRIGHTNESS); b_nvram |= lec; - nvram_write_byte(b_nvram, TP_NVRAM_ADDR_BRIGHTNESS); + arch_nvram_ops.write_byte(b_nvram, TP_NVRAM_ADDR_BRIGHTNESS); dbg_printk(TPACPI_DBG_BRGHT, "updated NVRAM backlight level to %u (0x%02x)\n", (unsigned int) lec, (unsigned int) b_nvram); @@ -6794,13 +6794,13 @@ static void tpacpi_volume_checkpoint_nvr if (unlikely(!acpi_ec_read(TP_EC_AUDIO, &lec))) goto unlock; lec &= ec_mask; - b_nvram = nvram_read_byte(TP_NVRAM_ADDR_MIXER); + b_nvram = arch_nvram_ops.read_byte(TP_NVRAM_ADDR_MIXER); if (lec != (b_nvram & ec_mask)) { /* NVRAM needs update */ b_nvram &= ~ec_mask; b_nvram |= lec; - nvram_write_byte(b_nvram, TP_NVRAM_ADDR_MIXER); + arch_nvram_ops.write_byte(b_nvram, TP_NVRAM_ADDR_MIXER); dbg_printk(TPACPI_DBG_MIXER, "updated NVRAM mixer status to 0x%02x (0x%02x)\n", (unsigned int) lec, (unsigned int) b_nvram);