[PATCH v10 3/8] ata: libahci_platform: move port_map parameters into the AHCI structure
From: Antoine Ténart <hidden>
Date: 2014-07-18 12:32:49
Also in:
linux-devicetree, linux-ide, lkml
Subsystem:
arm/sti architecture, libata sata ahci platform devices support, libata subsystem (serial and parallel ata drivers), the rest · Maintainers:
Patrice Chotard, Hans de Goede, Damien Le Moal, Niklas Cassel, Linus Torvalds
This patch moves force_port_map and mask_port_map into the ahci_host_priv structure. This allows to modify them into the AHCI framework. This is needed by the new dt bindings representing ports as the port_map mask is computed automatically. Signed-off-by: Antoine T?nart <redacted> --- drivers/ata/ahci.h | 6 +++--- drivers/ata/ahci_da850.c | 3 +-- drivers/ata/ahci_imx.c | 3 +-- drivers/ata/ahci_mvebu.c | 3 +-- drivers/ata/ahci_platform.c | 3 +-- drivers/ata/ahci_st.c | 2 +- drivers/ata/ahci_sunxi.c | 2 +- drivers/ata/ahci_xgene.c | 2 +- drivers/ata/libahci.c | 17 +++++++---------- drivers/ata/libahci_platform.c | 8 ++------ include/linux/ahci_platform.h | 4 +--- 11 files changed, 20 insertions(+), 33 deletions(-)
diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h
index 5513296e5e2e..cb8d58926851 100644
--- a/drivers/ata/ahci.h
+++ b/drivers/ata/ahci.h@@ -321,6 +321,8 @@ struct ahci_host_priv { u32 cap; /* cap to use */ u32 cap2; /* cap2 to use */ u32 port_map; /* port map to use */ + u32 force_port_map; /* force port map */ + u32 mask_port_map; /* mask out particular bits */ u32 saved_cap; /* saved initial cap */ u32 saved_cap2; /* saved initial cap2 */ u32 saved_port_map; /* saved initial port_map */
@@ -361,9 +363,7 @@ unsigned int ahci_dev_classify(struct ata_port *ap); void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag, u32 opts); void ahci_save_initial_config(struct device *dev, - struct ahci_host_priv *hpriv, - unsigned int force_port_map, - unsigned int mask_port_map); + struct ahci_host_priv *hpriv); void ahci_init_controller(struct ata_host *host); int ahci_reset_controller(struct ata_host *host);
diff --git a/drivers/ata/ahci_da850.c b/drivers/ata/ahci_da850.c
index 2b77d53bccf8..33b862b2c5db 100644
--- a/drivers/ata/ahci_da850.c
+++ b/drivers/ata/ahci_da850.c@@ -85,8 +85,7 @@ static int ahci_da850_probe(struct platform_device *pdev) da850_sata_init(dev, pwrdn_reg, hpriv->mmio); - rc = ahci_platform_init_host(pdev, hpriv, &ahci_da850_port_info, - 0, 0, 0); + rc = ahci_platform_init_host(pdev, hpriv, &ahci_da850_port_info, 0); if (rc) goto disable_resources;
diff --git a/drivers/ata/ahci_imx.c b/drivers/ata/ahci_imx.c
index cac4360f272a..c8eef2d745d8 100644
--- a/drivers/ata/ahci_imx.c
+++ b/drivers/ata/ahci_imx.c@@ -454,8 +454,7 @@ static int imx_ahci_probe(struct platform_device *pdev) reg_val = clk_get_rate(imxpriv->ahb_clk) / 1000; writel(reg_val, hpriv->mmio + IMX_TIMER1MS); - ret = ahci_platform_init_host(pdev, hpriv, &ahci_imx_port_info, - 0, 0, 0); + ret = ahci_platform_init_host(pdev, hpriv, &ahci_imx_port_info, 0); if (ret) goto disable_sata;
diff --git a/drivers/ata/ahci_mvebu.c b/drivers/ata/ahci_mvebu.c
index fd3dfd733b84..0ba0cf7a9ba9 100644
--- a/drivers/ata/ahci_mvebu.c
+++ b/drivers/ata/ahci_mvebu.c@@ -88,8 +88,7 @@ static int ahci_mvebu_probe(struct platform_device *pdev) ahci_mvebu_mbus_config(hpriv, dram); ahci_mvebu_regret_option(hpriv); - rc = ahci_platform_init_host(pdev, hpriv, &ahci_mvebu_port_info, - 0, 0, 0); + rc = ahci_platform_init_host(pdev, hpriv, &ahci_mvebu_port_info, 0); if (rc) goto disable_resources;
diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c
index b10d81ddb528..95f9ca82082a 100644
--- a/drivers/ata/ahci_platform.c
+++ b/drivers/ata/ahci_platform.c@@ -60,8 +60,7 @@ static int ahci_probe(struct platform_device *pdev) if (of_device_is_compatible(dev->of_node, "hisilicon,hisi-ahci")) hflags |= AHCI_HFLAG_NO_FBS | AHCI_HFLAG_NO_NCQ; - rc = ahci_platform_init_host(pdev, hpriv, &ahci_port_info, - hflags, 0, 0); + rc = ahci_platform_init_host(pdev, hpriv, &ahci_port_info, hflags); if (rc) goto pdata_exit;
diff --git a/drivers/ata/ahci_st.c b/drivers/ata/ahci_st.c
index 2595598df9ce..6767c7790b4a 100644
--- a/drivers/ata/ahci_st.c
+++ b/drivers/ata/ahci_st.c@@ -166,7 +166,7 @@ static int st_ahci_probe(struct platform_device *pdev) if (err) return err; - err = ahci_platform_init_host(pdev, hpriv, &st_ahci_port_info, 0, 0, 0); + err = ahci_platform_init_host(pdev, hpriv, &st_ahci_port_info, 0); if (err) { ahci_platform_disable_resources(hpriv); return err;
diff --git a/drivers/ata/ahci_sunxi.c b/drivers/ata/ahci_sunxi.c
index 02002f125bd4..9f8ff1f9e912 100644
--- a/drivers/ata/ahci_sunxi.c
+++ b/drivers/ata/ahci_sunxi.c@@ -188,7 +188,7 @@ static int ahci_sunxi_probe(struct platform_device *pdev) AHCI_HFLAG_NO_PMP | AHCI_HFLAG_YES_NCQ; rc = ahci_platform_init_host(pdev, hpriv, &ahci_sunxi_port_info, - hflags, 0, 0); + hflags); if (rc) goto disable_resources;
diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c
index ee3a3659bd9e..87d39fbe616b 100644
--- a/drivers/ata/ahci_xgene.c
+++ b/drivers/ata/ahci_xgene.c@@ -487,7 +487,7 @@ static int xgene_ahci_probe(struct platform_device *pdev) hflags = AHCI_HFLAG_NO_PMP | AHCI_HFLAG_YES_NCQ; rc = ahci_platform_init_host(pdev, hpriv, &xgene_ahci_port_info, - hflags, 0, 0); + hflags); if (rc) goto disable_resources;
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index d72ce0470309..3c0b623747bd 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c@@ -398,10 +398,7 @@ static ssize_t ahci_show_em_supported(struct device *dev, * LOCKING: * None. */ -void ahci_save_initial_config(struct device *dev, - struct ahci_host_priv *hpriv, - unsigned int force_port_map, - unsigned int mask_port_map) +void ahci_save_initial_config(struct device *dev, struct ahci_host_priv *hpriv) { void __iomem *mmio = hpriv->mmio; u32 cap, cap2, vers, port_map;
@@ -468,17 +465,17 @@ void ahci_save_initial_config(struct device *dev, cap &= ~HOST_CAP_FBS; } - if (force_port_map && port_map != force_port_map) { + if (hpriv->force_port_map && port_map != hpriv->force_port_map) { dev_info(dev, "forcing port_map 0x%x -> 0x%x\n", - port_map, force_port_map); - port_map = force_port_map; + port_map, hpriv->force_port_map); + port_map = hpriv->force_port_map; } - if (mask_port_map) { + if (hpriv->mask_port_map) { dev_warn(dev, "masking port_map 0x%x -> 0x%x\n", port_map, - port_map & mask_port_map); - port_map &= mask_port_map; + port_map & hpriv->mask_port_map); + port_map &= hpriv->mask_port_map; } /* cross check port_map and cap.n_ports */
diff --git a/drivers/ata/libahci_platform.c b/drivers/ata/libahci_platform.c
index b0077589f065..db9b90d876dd 100644
--- a/drivers/ata/libahci_platform.c
+++ b/drivers/ata/libahci_platform.c@@ -289,8 +289,6 @@ EXPORT_SYMBOL_GPL(ahci_platform_get_resources); * @hpriv: ahci-host private data for the host * @pi_template: template for the ata_port_info to use * @host_flags: ahci host flags used in ahci_host_priv - * @force_port_map: param passed to ahci_save_initial_config - * @mask_port_map: param passed to ahci_save_initial_config * * This function does all the usual steps needed to bring up an * ahci-platform host, note any necessary resources (ie clks, phy, etc.)
@@ -302,9 +300,7 @@ EXPORT_SYMBOL_GPL(ahci_platform_get_resources); int ahci_platform_init_host(struct platform_device *pdev, struct ahci_host_priv *hpriv, const struct ata_port_info *pi_template, - unsigned long host_flags, - unsigned int force_port_map, - unsigned int mask_port_map) + unsigned long host_flags) { struct device *dev = &pdev->dev; struct ata_port_info pi = *pi_template;
@@ -322,7 +318,7 @@ int ahci_platform_init_host(struct platform_device *pdev, pi.private_data = (void *)host_flags; hpriv->flags |= host_flags; - ahci_save_initial_config(dev, hpriv, force_port_map, mask_port_map); + ahci_save_initial_config(dev, hpriv); if (hpriv->cap & HOST_CAP_NCQ) pi.flags |= ATA_FLAG_NCQ;
diff --git a/include/linux/ahci_platform.h b/include/linux/ahci_platform.h
index 6dfd51a04d77..554bcafa7eb4 100644
--- a/include/linux/ahci_platform.h
+++ b/include/linux/ahci_platform.h@@ -44,9 +44,7 @@ struct ahci_host_priv *ahci_platform_get_resources( int ahci_platform_init_host(struct platform_device *pdev, struct ahci_host_priv *hpriv, const struct ata_port_info *pi_template, - unsigned long host_flags, - unsigned int force_port_map, - unsigned int mask_port_map); + unsigned long host_flags); int ahci_platform_suspend_host(struct device *dev); int ahci_platform_resume_host(struct device *dev);
--
1.9.1