From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sinan Kaya Subject: [PATCH 08/30] drm/gma500: deprecate pci_get_bus_and_slot() Date: Wed, 22 Nov 2017 00:30:53 -0500 Message-ID: <1511328675-21981-9-git-send-email-okaya@codeaurora.org> References: <1511328675-21981-1-git-send-email-okaya@codeaurora.org> Return-path: In-Reply-To: <1511328675-21981-1-git-send-email-okaya@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org To: linux-pci@vger.kernel.org, timur@codeaurora.org Cc: linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Sinan Kaya , Patrik Jakobsson , David Airlie , open list List-Id: linux-arm-msm@vger.kernel.org pci_get_bus_and_slot() is restrictive such that it assumes domain=0 as where a PCI device is present. This restricts the device drivers to be reused for other domain numbers. Use pci_get_domain_bus_and_slot() with a domain number of 0 where we can't extract the domain number. Other places, use the actual domain number from the device. Signed-off-by: Sinan Kaya --- drivers/gpu/drm/gma500/cdv_device.c | 4 ++-- drivers/gpu/drm/gma500/gma_device.c | 2 +- drivers/gpu/drm/gma500/mid_bios.c | 8 +++++--- drivers/gpu/drm/gma500/psb_drv.c | 7 +++++-- drivers/gpu/drm/gma500/psb_drv.h | 8 ++++---- 5 files changed, 17 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/gma500/cdv_device.c b/drivers/gpu/drm/gma500/cdv_device.c index 8745971..da9630f 100644 --- a/drivers/gpu/drm/gma500/cdv_device.c +++ b/drivers/gpu/drm/gma500/cdv_device.c @@ -189,7 +189,7 @@ static inline u32 CDV_MSG_READ32(uint port, uint offset) { int mcr = (0x10<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); @@ -199,7 +199,7 @@ static inline u32 CDV_MSG_READ32(uint port, uint offset) static inline void CDV_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); diff --git a/drivers/gpu/drm/gma500/gma_device.c b/drivers/gpu/drm/gma500/gma_device.c index 4a295f9..5dd5335 100644 --- a/drivers/gpu/drm/gma500/gma_device.c +++ b/drivers/gpu/drm/gma500/gma_device.c @@ -19,7 +19,7 @@ void gma_get_core_freq(struct drm_device *dev) { uint32_t clock; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); struct drm_psb_private *dev_priv = dev->dev_private; /*pci_write_config_dword(pci_root, 0xD4, 0x00C32004);*/ diff --git a/drivers/gpu/drm/gma500/mid_bios.c b/drivers/gpu/drm/gma500/mid_bios.c index d75ecb3..fed2c7a 100644 --- a/drivers/gpu/drm/gma500/mid_bios.c +++ b/drivers/gpu/drm/gma500/mid_bios.c @@ -32,7 +32,7 @@ static void mid_get_fuse_settings(struct drm_device *dev) { struct drm_psb_private *dev_priv = dev->dev_private; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); uint32_t fuse_value = 0; uint32_t fuse_value_tmp = 0; @@ -104,7 +104,8 @@ static void mid_get_fuse_settings(struct drm_device *dev) static void mid_get_pci_revID(struct drm_psb_private *dev_priv) { uint32_t platform_rev_id = 0; - struct pci_dev *pci_gfx_root = pci_get_bus_and_slot(0, PCI_DEVFN(2, 0)); + uint16_t devfn = PCI_DEVFN(2, 0); + struct pci_dev *pci_gfx_root = pci_get_domain_bus_and_slot(0, 0, devfn); if (pci_gfx_root == NULL) { WARN_ON(1); @@ -281,7 +282,8 @@ static void mid_get_vbt_data(struct drm_psb_private *dev_priv) u32 addr; u8 __iomem *vbt_virtual; struct mid_vbt_header vbt_header; - struct pci_dev *pci_gfx_root = pci_get_bus_and_slot(0, PCI_DEVFN(2, 0)); + uint16_t devfn = PCI_DEVFN(2, 0); + struct pci_dev *pci_gfx_root = pci_get_domain_bus_and_slot(0, 0, devfn); int ret = -1; /* Get the address of the platform config vbt */ diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c index 37a3be7..5327729 100644 --- a/drivers/gpu/drm/gma500/psb_drv.c +++ b/drivers/gpu/drm/gma500/psb_drv.c @@ -261,7 +261,9 @@ static int psb_driver_load(struct drm_device *dev, unsigned long flags) goto out_err; if (IS_MRST(dev)) { - dev_priv->aux_pdev = pci_get_bus_and_slot(0, PCI_DEVFN(3, 0)); + uint16_t devfn = PCI_DEVFN(3, 0); + + dev_priv->aux_pdev = pci_get_domain_bus_and_slot(0, 0, devfn); if (dev_priv->aux_pdev) { resource_start = pci_resource_start(dev_priv->aux_pdev, @@ -281,7 +283,8 @@ static int psb_driver_load(struct drm_device *dev, unsigned long flags) } dev_priv->gmbus_reg = dev_priv->aux_reg; - dev_priv->lpc_pdev = pci_get_bus_and_slot(0, PCI_DEVFN(31, 0)); + devfn = PCI_DEVFN(31, 0); + dev_priv->lpc_pdev = pci_get_domain_bus_and_slot(0, 0, devfn); if (dev_priv->lpc_pdev) { pci_read_config_word(dev_priv->lpc_pdev, PSB_LPC_GBA, &dev_priv->lpc_gpio_base); diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h index 821497d..0959191 100644 --- a/drivers/gpu/drm/gma500/psb_drv.h +++ b/drivers/gpu/drm/gma500/psb_drv.h @@ -785,7 +785,7 @@ static inline u32 MRST_MSG_READ32(uint port, uint offset) { int mcr = (0xD0<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); @@ -794,7 +794,7 @@ static inline u32 MRST_MSG_READ32(uint port, uint offset) static inline void MRST_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0xE0<<24) | (port << 16) | (offset << 8) | 0xF0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); @@ -803,7 +803,7 @@ static inline u32 MDFLD_MSG_READ32(uint port, uint offset) { int mcr = (0x10<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); @@ -812,7 +812,7 @@ static inline u32 MDFLD_MSG_READ32(uint port, uint offset) static inline void MDFLD_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); -- 1.9.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751556AbdKVFbr (ORCPT ); Wed, 22 Nov 2017 00:31:47 -0500 Received: from smtp.codeaurora.org ([198.145.29.96]:37030 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751476AbdKVFbn (ORCPT ); Wed, 22 Nov 2017 00:31:43 -0500 DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 51C1A606F8 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=okaya@codeaurora.org From: Sinan Kaya To: linux-pci@vger.kernel.org, timur@codeaurora.org Cc: linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Sinan Kaya , Patrik Jakobsson , David Airlie , linux-kernel@vger.kernel.org (open list) Subject: [PATCH 08/30] drm/gma500: deprecate pci_get_bus_and_slot() Date: Wed, 22 Nov 2017 00:30:53 -0500 Message-Id: <1511328675-21981-9-git-send-email-okaya@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1511328675-21981-1-git-send-email-okaya@codeaurora.org> References: <1511328675-21981-1-git-send-email-okaya@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org pci_get_bus_and_slot() is restrictive such that it assumes domain=0 as where a PCI device is present. This restricts the device drivers to be reused for other domain numbers. Use pci_get_domain_bus_and_slot() with a domain number of 0 where we can't extract the domain number. Other places, use the actual domain number from the device. Signed-off-by: Sinan Kaya --- drivers/gpu/drm/gma500/cdv_device.c | 4 ++-- drivers/gpu/drm/gma500/gma_device.c | 2 +- drivers/gpu/drm/gma500/mid_bios.c | 8 +++++--- drivers/gpu/drm/gma500/psb_drv.c | 7 +++++-- drivers/gpu/drm/gma500/psb_drv.h | 8 ++++---- 5 files changed, 17 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/gma500/cdv_device.c b/drivers/gpu/drm/gma500/cdv_device.c index 8745971..da9630f 100644 --- a/drivers/gpu/drm/gma500/cdv_device.c +++ b/drivers/gpu/drm/gma500/cdv_device.c @@ -189,7 +189,7 @@ static inline u32 CDV_MSG_READ32(uint port, uint offset) { int mcr = (0x10<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); @@ -199,7 +199,7 @@ static inline u32 CDV_MSG_READ32(uint port, uint offset) static inline void CDV_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); diff --git a/drivers/gpu/drm/gma500/gma_device.c b/drivers/gpu/drm/gma500/gma_device.c index 4a295f9..5dd5335 100644 --- a/drivers/gpu/drm/gma500/gma_device.c +++ b/drivers/gpu/drm/gma500/gma_device.c @@ -19,7 +19,7 @@ void gma_get_core_freq(struct drm_device *dev) { uint32_t clock; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); struct drm_psb_private *dev_priv = dev->dev_private; /*pci_write_config_dword(pci_root, 0xD4, 0x00C32004);*/ diff --git a/drivers/gpu/drm/gma500/mid_bios.c b/drivers/gpu/drm/gma500/mid_bios.c index d75ecb3..fed2c7a 100644 --- a/drivers/gpu/drm/gma500/mid_bios.c +++ b/drivers/gpu/drm/gma500/mid_bios.c @@ -32,7 +32,7 @@ static void mid_get_fuse_settings(struct drm_device *dev) { struct drm_psb_private *dev_priv = dev->dev_private; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); uint32_t fuse_value = 0; uint32_t fuse_value_tmp = 0; @@ -104,7 +104,8 @@ static void mid_get_fuse_settings(struct drm_device *dev) static void mid_get_pci_revID(struct drm_psb_private *dev_priv) { uint32_t platform_rev_id = 0; - struct pci_dev *pci_gfx_root = pci_get_bus_and_slot(0, PCI_DEVFN(2, 0)); + uint16_t devfn = PCI_DEVFN(2, 0); + struct pci_dev *pci_gfx_root = pci_get_domain_bus_and_slot(0, 0, devfn); if (pci_gfx_root == NULL) { WARN_ON(1); @@ -281,7 +282,8 @@ static void mid_get_vbt_data(struct drm_psb_private *dev_priv) u32 addr; u8 __iomem *vbt_virtual; struct mid_vbt_header vbt_header; - struct pci_dev *pci_gfx_root = pci_get_bus_and_slot(0, PCI_DEVFN(2, 0)); + uint16_t devfn = PCI_DEVFN(2, 0); + struct pci_dev *pci_gfx_root = pci_get_domain_bus_and_slot(0, 0, devfn); int ret = -1; /* Get the address of the platform config vbt */ diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c index 37a3be7..5327729 100644 --- a/drivers/gpu/drm/gma500/psb_drv.c +++ b/drivers/gpu/drm/gma500/psb_drv.c @@ -261,7 +261,9 @@ static int psb_driver_load(struct drm_device *dev, unsigned long flags) goto out_err; if (IS_MRST(dev)) { - dev_priv->aux_pdev = pci_get_bus_and_slot(0, PCI_DEVFN(3, 0)); + uint16_t devfn = PCI_DEVFN(3, 0); + + dev_priv->aux_pdev = pci_get_domain_bus_and_slot(0, 0, devfn); if (dev_priv->aux_pdev) { resource_start = pci_resource_start(dev_priv->aux_pdev, @@ -281,7 +283,8 @@ static int psb_driver_load(struct drm_device *dev, unsigned long flags) } dev_priv->gmbus_reg = dev_priv->aux_reg; - dev_priv->lpc_pdev = pci_get_bus_and_slot(0, PCI_DEVFN(31, 0)); + devfn = PCI_DEVFN(31, 0); + dev_priv->lpc_pdev = pci_get_domain_bus_and_slot(0, 0, devfn); if (dev_priv->lpc_pdev) { pci_read_config_word(dev_priv->lpc_pdev, PSB_LPC_GBA, &dev_priv->lpc_gpio_base); diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h index 821497d..0959191 100644 --- a/drivers/gpu/drm/gma500/psb_drv.h +++ b/drivers/gpu/drm/gma500/psb_drv.h @@ -785,7 +785,7 @@ static inline u32 MRST_MSG_READ32(uint port, uint offset) { int mcr = (0xD0<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); @@ -794,7 +794,7 @@ static inline u32 MRST_MSG_READ32(uint port, uint offset) static inline void MRST_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0xE0<<24) | (port << 16) | (offset << 8) | 0xF0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); @@ -803,7 +803,7 @@ static inline u32 MDFLD_MSG_READ32(uint port, uint offset) { int mcr = (0x10<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); @@ -812,7 +812,7 @@ static inline u32 MDFLD_MSG_READ32(uint port, uint offset) static inline void MDFLD_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); -- 1.9.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Return-Path: From: Sinan Kaya To: linux-pci@vger.kernel.org, timur@codeaurora.org Subject: [PATCH 08/30] drm/gma500: deprecate pci_get_bus_and_slot() Date: Wed, 22 Nov 2017 00:30:53 -0500 Message-Id: <1511328675-21981-9-git-send-email-okaya@codeaurora.org> In-Reply-To: <1511328675-21981-1-git-send-email-okaya@codeaurora.org> References: <1511328675-21981-1-git-send-email-okaya@codeaurora.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: David Airlie , linux-arm-msm@vger.kernel.org, open list , Patrik Jakobsson , Sinan Kaya , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+bjorn=helgaas.com@lists.infradead.org List-ID: pci_get_bus_and_slot() is restrictive such that it assumes domain=0 as where a PCI device is present. This restricts the device drivers to be reused for other domain numbers. Use pci_get_domain_bus_and_slot() with a domain number of 0 where we can't extract the domain number. Other places, use the actual domain number from the device. Signed-off-by: Sinan Kaya --- drivers/gpu/drm/gma500/cdv_device.c | 4 ++-- drivers/gpu/drm/gma500/gma_device.c | 2 +- drivers/gpu/drm/gma500/mid_bios.c | 8 +++++--- drivers/gpu/drm/gma500/psb_drv.c | 7 +++++-- drivers/gpu/drm/gma500/psb_drv.h | 8 ++++---- 5 files changed, 17 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/gma500/cdv_device.c b/drivers/gpu/drm/gma500/cdv_device.c index 8745971..da9630f 100644 --- a/drivers/gpu/drm/gma500/cdv_device.c +++ b/drivers/gpu/drm/gma500/cdv_device.c @@ -189,7 +189,7 @@ static inline u32 CDV_MSG_READ32(uint port, uint offset) { int mcr = (0x10<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); @@ -199,7 +199,7 @@ static inline u32 CDV_MSG_READ32(uint port, uint offset) static inline void CDV_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); diff --git a/drivers/gpu/drm/gma500/gma_device.c b/drivers/gpu/drm/gma500/gma_device.c index 4a295f9..5dd5335 100644 --- a/drivers/gpu/drm/gma500/gma_device.c +++ b/drivers/gpu/drm/gma500/gma_device.c @@ -19,7 +19,7 @@ void gma_get_core_freq(struct drm_device *dev) { uint32_t clock; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); struct drm_psb_private *dev_priv = dev->dev_private; /*pci_write_config_dword(pci_root, 0xD4, 0x00C32004);*/ diff --git a/drivers/gpu/drm/gma500/mid_bios.c b/drivers/gpu/drm/gma500/mid_bios.c index d75ecb3..fed2c7a 100644 --- a/drivers/gpu/drm/gma500/mid_bios.c +++ b/drivers/gpu/drm/gma500/mid_bios.c @@ -32,7 +32,7 @@ static void mid_get_fuse_settings(struct drm_device *dev) { struct drm_psb_private *dev_priv = dev->dev_private; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); uint32_t fuse_value = 0; uint32_t fuse_value_tmp = 0; @@ -104,7 +104,8 @@ static void mid_get_fuse_settings(struct drm_device *dev) static void mid_get_pci_revID(struct drm_psb_private *dev_priv) { uint32_t platform_rev_id = 0; - struct pci_dev *pci_gfx_root = pci_get_bus_and_slot(0, PCI_DEVFN(2, 0)); + uint16_t devfn = PCI_DEVFN(2, 0); + struct pci_dev *pci_gfx_root = pci_get_domain_bus_and_slot(0, 0, devfn); if (pci_gfx_root == NULL) { WARN_ON(1); @@ -281,7 +282,8 @@ static void mid_get_vbt_data(struct drm_psb_private *dev_priv) u32 addr; u8 __iomem *vbt_virtual; struct mid_vbt_header vbt_header; - struct pci_dev *pci_gfx_root = pci_get_bus_and_slot(0, PCI_DEVFN(2, 0)); + uint16_t devfn = PCI_DEVFN(2, 0); + struct pci_dev *pci_gfx_root = pci_get_domain_bus_and_slot(0, 0, devfn); int ret = -1; /* Get the address of the platform config vbt */ diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c index 37a3be7..5327729 100644 --- a/drivers/gpu/drm/gma500/psb_drv.c +++ b/drivers/gpu/drm/gma500/psb_drv.c @@ -261,7 +261,9 @@ static int psb_driver_load(struct drm_device *dev, unsigned long flags) goto out_err; if (IS_MRST(dev)) { - dev_priv->aux_pdev = pci_get_bus_and_slot(0, PCI_DEVFN(3, 0)); + uint16_t devfn = PCI_DEVFN(3, 0); + + dev_priv->aux_pdev = pci_get_domain_bus_and_slot(0, 0, devfn); if (dev_priv->aux_pdev) { resource_start = pci_resource_start(dev_priv->aux_pdev, @@ -281,7 +283,8 @@ static int psb_driver_load(struct drm_device *dev, unsigned long flags) } dev_priv->gmbus_reg = dev_priv->aux_reg; - dev_priv->lpc_pdev = pci_get_bus_and_slot(0, PCI_DEVFN(31, 0)); + devfn = PCI_DEVFN(31, 0); + dev_priv->lpc_pdev = pci_get_domain_bus_and_slot(0, 0, devfn); if (dev_priv->lpc_pdev) { pci_read_config_word(dev_priv->lpc_pdev, PSB_LPC_GBA, &dev_priv->lpc_gpio_base); diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h index 821497d..0959191 100644 --- a/drivers/gpu/drm/gma500/psb_drv.h +++ b/drivers/gpu/drm/gma500/psb_drv.h @@ -785,7 +785,7 @@ static inline u32 MRST_MSG_READ32(uint port, uint offset) { int mcr = (0xD0<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); @@ -794,7 +794,7 @@ static inline u32 MRST_MSG_READ32(uint port, uint offset) static inline void MRST_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0xE0<<24) | (port << 16) | (offset << 8) | 0xF0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); @@ -803,7 +803,7 @@ static inline u32 MDFLD_MSG_READ32(uint port, uint offset) { int mcr = (0x10<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); @@ -812,7 +812,7 @@ static inline u32 MDFLD_MSG_READ32(uint port, uint offset) static inline void MDFLD_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); -- 1.9.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 From: okaya@codeaurora.org (Sinan Kaya) Date: Wed, 22 Nov 2017 00:30:53 -0500 Subject: [PATCH 08/30] drm/gma500: deprecate pci_get_bus_and_slot() In-Reply-To: <1511328675-21981-1-git-send-email-okaya@codeaurora.org> References: <1511328675-21981-1-git-send-email-okaya@codeaurora.org> Message-ID: <1511328675-21981-9-git-send-email-okaya@codeaurora.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org pci_get_bus_and_slot() is restrictive such that it assumes domain=0 as where a PCI device is present. This restricts the device drivers to be reused for other domain numbers. Use pci_get_domain_bus_and_slot() with a domain number of 0 where we can't extract the domain number. Other places, use the actual domain number from the device. Signed-off-by: Sinan Kaya --- drivers/gpu/drm/gma500/cdv_device.c | 4 ++-- drivers/gpu/drm/gma500/gma_device.c | 2 +- drivers/gpu/drm/gma500/mid_bios.c | 8 +++++--- drivers/gpu/drm/gma500/psb_drv.c | 7 +++++-- drivers/gpu/drm/gma500/psb_drv.h | 8 ++++---- 5 files changed, 17 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/gma500/cdv_device.c b/drivers/gpu/drm/gma500/cdv_device.c index 8745971..da9630f 100644 --- a/drivers/gpu/drm/gma500/cdv_device.c +++ b/drivers/gpu/drm/gma500/cdv_device.c @@ -189,7 +189,7 @@ static inline u32 CDV_MSG_READ32(uint port, uint offset) { int mcr = (0x10<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); @@ -199,7 +199,7 @@ static inline u32 CDV_MSG_READ32(uint port, uint offset) static inline void CDV_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); diff --git a/drivers/gpu/drm/gma500/gma_device.c b/drivers/gpu/drm/gma500/gma_device.c index 4a295f9..5dd5335 100644 --- a/drivers/gpu/drm/gma500/gma_device.c +++ b/drivers/gpu/drm/gma500/gma_device.c @@ -19,7 +19,7 @@ void gma_get_core_freq(struct drm_device *dev) { uint32_t clock; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); struct drm_psb_private *dev_priv = dev->dev_private; /*pci_write_config_dword(pci_root, 0xD4, 0x00C32004);*/ diff --git a/drivers/gpu/drm/gma500/mid_bios.c b/drivers/gpu/drm/gma500/mid_bios.c index d75ecb3..fed2c7a 100644 --- a/drivers/gpu/drm/gma500/mid_bios.c +++ b/drivers/gpu/drm/gma500/mid_bios.c @@ -32,7 +32,7 @@ static void mid_get_fuse_settings(struct drm_device *dev) { struct drm_psb_private *dev_priv = dev->dev_private; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); uint32_t fuse_value = 0; uint32_t fuse_value_tmp = 0; @@ -104,7 +104,8 @@ static void mid_get_fuse_settings(struct drm_device *dev) static void mid_get_pci_revID(struct drm_psb_private *dev_priv) { uint32_t platform_rev_id = 0; - struct pci_dev *pci_gfx_root = pci_get_bus_and_slot(0, PCI_DEVFN(2, 0)); + uint16_t devfn = PCI_DEVFN(2, 0); + struct pci_dev *pci_gfx_root = pci_get_domain_bus_and_slot(0, 0, devfn); if (pci_gfx_root == NULL) { WARN_ON(1); @@ -281,7 +282,8 @@ static void mid_get_vbt_data(struct drm_psb_private *dev_priv) u32 addr; u8 __iomem *vbt_virtual; struct mid_vbt_header vbt_header; - struct pci_dev *pci_gfx_root = pci_get_bus_and_slot(0, PCI_DEVFN(2, 0)); + uint16_t devfn = PCI_DEVFN(2, 0); + struct pci_dev *pci_gfx_root = pci_get_domain_bus_and_slot(0, 0, devfn); int ret = -1; /* Get the address of the platform config vbt */ diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c index 37a3be7..5327729 100644 --- a/drivers/gpu/drm/gma500/psb_drv.c +++ b/drivers/gpu/drm/gma500/psb_drv.c @@ -261,7 +261,9 @@ static int psb_driver_load(struct drm_device *dev, unsigned long flags) goto out_err; if (IS_MRST(dev)) { - dev_priv->aux_pdev = pci_get_bus_and_slot(0, PCI_DEVFN(3, 0)); + uint16_t devfn = PCI_DEVFN(3, 0); + + dev_priv->aux_pdev = pci_get_domain_bus_and_slot(0, 0, devfn); if (dev_priv->aux_pdev) { resource_start = pci_resource_start(dev_priv->aux_pdev, @@ -281,7 +283,8 @@ static int psb_driver_load(struct drm_device *dev, unsigned long flags) } dev_priv->gmbus_reg = dev_priv->aux_reg; - dev_priv->lpc_pdev = pci_get_bus_and_slot(0, PCI_DEVFN(31, 0)); + devfn = PCI_DEVFN(31, 0); + dev_priv->lpc_pdev = pci_get_domain_bus_and_slot(0, 0, devfn); if (dev_priv->lpc_pdev) { pci_read_config_word(dev_priv->lpc_pdev, PSB_LPC_GBA, &dev_priv->lpc_gpio_base); diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h index 821497d..0959191 100644 --- a/drivers/gpu/drm/gma500/psb_drv.h +++ b/drivers/gpu/drm/gma500/psb_drv.h @@ -785,7 +785,7 @@ static inline u32 MRST_MSG_READ32(uint port, uint offset) { int mcr = (0xD0<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); @@ -794,7 +794,7 @@ static inline u32 MRST_MSG_READ32(uint port, uint offset) static inline void MRST_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0xE0<<24) | (port << 16) | (offset << 8) | 0xF0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); @@ -803,7 +803,7 @@ static inline u32 MDFLD_MSG_READ32(uint port, uint offset) { int mcr = (0x10<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); @@ -812,7 +812,7 @@ static inline u32 MDFLD_MSG_READ32(uint port, uint offset) static inline void MDFLD_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0; - struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); + struct pci_dev *pci_root = pci_get_domain_bus_and_slot(0, 0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); -- 1.9.1