Merge branch 'for-4.4-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj...

Pull libata fixes from Tejun Heo:
 "Nothing too interesting.  All are device specific additions and
  workarounds"

* 'for-4.4-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata:
  ata/sata_fsl.c: add ATA_FLAG_NO_LOG_PAGE to blacklist the controller for log page reads
  libata-eh.c: Introduce new ata port flag for controller which lockup on read log page
  sata_sil: disable trim
  AHCI: Fix softreset failed issue of Port Multiplier
  sata/mvebu: use #ifdef around suspend/resume code
  ahci: Order SATA device IDs for codename Lewisburg
  ahci: Add Device ID for Intel Sunrise Point PCH

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index ff02bb4218fcaae3bbf60821e6d41f81b5a0e40d..cdfbcc54821fd6ea3a5dd6a11c969f12055c7e24 100644 (file)
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -314,16 +314,6 @@ static const struct pci_device_id ahci_pci_tbl[] = {
        { PCI_VDEVICE(INTEL, 0x1f37), board_ahci_avn }, /* Avoton RAID */
        { PCI_VDEVICE(INTEL, 0x1f3e), board_ahci_avn }, /* Avoton RAID */
        { PCI_VDEVICE(INTEL, 0x1f3f), board_ahci_avn }, /* Avoton RAID */
-       { PCI_VDEVICE(INTEL, 0xa182), board_ahci }, /* Lewisburg AHCI*/
-       { PCI_VDEVICE(INTEL, 0xa202), board_ahci }, /* Lewisburg AHCI*/
-       { PCI_VDEVICE(INTEL, 0xa184), board_ahci }, /* Lewisburg RAID*/
-       { PCI_VDEVICE(INTEL, 0xa204), board_ahci }, /* Lewisburg RAID*/
-       { PCI_VDEVICE(INTEL, 0xa186), board_ahci }, /* Lewisburg RAID*/
-       { PCI_VDEVICE(INTEL, 0xa206), board_ahci }, /* Lewisburg RAID*/
-       { PCI_VDEVICE(INTEL, 0x2822), board_ahci }, /* Lewisburg RAID*/
-       { PCI_VDEVICE(INTEL, 0x2826), board_ahci }, /* Lewisburg RAID*/
-       { PCI_VDEVICE(INTEL, 0xa18e), board_ahci }, /* Lewisburg RAID*/
-       { PCI_VDEVICE(INTEL, 0xa20e), board_ahci }, /* Lewisburg RAID*/
        { PCI_VDEVICE(INTEL, 0x2823), board_ahci }, /* Wellsburg RAID */
        { PCI_VDEVICE(INTEL, 0x2827), board_ahci }, /* Wellsburg RAID */
        { PCI_VDEVICE(INTEL, 0x8d02), board_ahci }, /* Wellsburg AHCI */
@@ -350,10 +340,22 @@ static const struct pci_device_id ahci_pci_tbl[] = {
        { PCI_VDEVICE(INTEL, 0x9d03), board_ahci }, /* Sunrise Point-LP AHCI */
        { PCI_VDEVICE(INTEL, 0x9d05), board_ahci }, /* Sunrise Point-LP RAID */
        { PCI_VDEVICE(INTEL, 0x9d07), board_ahci }, /* Sunrise Point-LP RAID */
+       { PCI_VDEVICE(INTEL, 0xa102), board_ahci }, /* Sunrise Point-H AHCI */
        { PCI_VDEVICE(INTEL, 0xa103), board_ahci }, /* Sunrise Point-H AHCI */
        { PCI_VDEVICE(INTEL, 0xa105), board_ahci }, /* Sunrise Point-H RAID */
+       { PCI_VDEVICE(INTEL, 0xa106), board_ahci }, /* Sunrise Point-H RAID */
        { PCI_VDEVICE(INTEL, 0xa107), board_ahci }, /* Sunrise Point-H RAID */
        { PCI_VDEVICE(INTEL, 0xa10f), board_ahci }, /* Sunrise Point-H RAID */
+       { PCI_VDEVICE(INTEL, 0x2822), board_ahci }, /* Lewisburg RAID*/
+       { PCI_VDEVICE(INTEL, 0x2826), board_ahci }, /* Lewisburg RAID*/
+       { PCI_VDEVICE(INTEL, 0xa182), board_ahci }, /* Lewisburg AHCI*/
+       { PCI_VDEVICE(INTEL, 0xa184), board_ahci }, /* Lewisburg RAID*/
+       { PCI_VDEVICE(INTEL, 0xa186), board_ahci }, /* Lewisburg RAID*/
+       { PCI_VDEVICE(INTEL, 0xa18e), board_ahci }, /* Lewisburg RAID*/
+       { PCI_VDEVICE(INTEL, 0xa202), board_ahci }, /* Lewisburg AHCI*/
+       { PCI_VDEVICE(INTEL, 0xa204), board_ahci }, /* Lewisburg RAID*/
+       { PCI_VDEVICE(INTEL, 0xa206), board_ahci }, /* Lewisburg RAID*/
+       { PCI_VDEVICE(INTEL, 0xa20e), board_ahci }, /* Lewisburg RAID*/
 
        /* JMicron 360/1/3/5/6, match class to avoid IDE function */
        { PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,

diff --git a/drivers/ata/ahci_mvebu.c b/drivers/ata/ahci_mvebu.c
index 8490d37aee2a466809c2634e51e8b96386e2eecb..f7a7fa81740e8f7e7f1daa0c6d6e48d344496ceb 100644 (file)
--- a/drivers/ata/ahci_mvebu.c
+++ b/drivers/ata/ahci_mvebu.c
@@ -62,6 +62,7 @@ static void ahci_mvebu_regret_option(struct ahci_host_priv *hpriv)
        writel(0x80, hpriv->mmio + AHCI_VENDOR_SPECIFIC_0_DATA);
 }
 
+#ifdef CONFIG_PM_SLEEP
 static int ahci_mvebu_suspend(struct platform_device *pdev, pm_message_t state)
 {
        return ahci_platform_suspend_host(&pdev->dev);
@@ -81,6 +82,10 @@ static int ahci_mvebu_resume(struct platform_device *pdev)
 
        return ahci_platform_resume_host(&pdev->dev);
 }
+#else
+#define ahci_mvebu_suspend NULL
+#define ahci_mvebu_resume NULL
+#endif
 
 static const struct ata_port_info ahci_mvebu_port_info = {
        .flags     = AHCI_FLAG_COMMON,

diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index 096064cd6c52b1b0f72bf710d1a56893bd6bff9c..4665512dae44d99e9a5af194812094498d5888cf 100644 (file)
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -1273,6 +1273,15 @@ static int ahci_exec_polled_cmd(struct ata_port *ap, int pmp,
        ata_tf_to_fis(tf, pmp, is_cmd, fis);
        ahci_fill_cmd_slot(pp, 0, cmd_fis_len | flags | (pmp << 12));
 
+       /* set port value for softreset of Port Multiplier */
+       if (pp->fbs_enabled && pp->fbs_last_dev != pmp) {
+               tmp = readl(port_mmio + PORT_FBS);
+               tmp &= ~(PORT_FBS_DEV_MASK | PORT_FBS_DEC);
+               tmp |= pmp << PORT_FBS_DEV_OFFSET;
+               writel(tmp, port_mmio + PORT_FBS);
+               pp->fbs_last_dev = pmp;
+       }
+
        /* issue & wait */
        writel(1, port_mmio + PORT_CMD_ISSUE);
 

diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index cb0508af1459ac43f4aa26f1a16d94134bd9d0bc..961acc788f4490cea48abb4e215cb144d8fc5e93 100644 (file)
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1505,12 +1505,20 @@ static const char *ata_err_string(unsigned int err_mask)
 unsigned int ata_read_log_page(struct ata_device *dev, u8 log,
                               u8 page, void *buf, unsigned int sectors)
 {
+       unsigned long ap_flags = dev->link->ap->flags;
        struct ata_taskfile tf;
        unsigned int err_mask;
        bool dma = false;
 
        DPRINTK("read log page - log 0x%x, page 0x%x\n", log, page);
 
+       /*
+        * Return error without actually issuing the command on controllers
+        * which e.g. lockup on a read log page.
+        */
+       if (ap_flags & ATA_FLAG_NO_LOG_PAGE)
+               return AC_ERR_DEV;
+
 retry:
        ata_tf_init(dev, &tf);
        if (dev->dma_mode && ata_id_has_read_log_dma_ext(dev->id) &&

diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c
index 5389579c51204cf336f2689052ccf29c48b8af98..a723ae92978310f64e65eeef44509337a027c8a5 100644 (file)
--- a/drivers/ata/sata_fsl.c
+++ b/drivers/ata/sata_fsl.c
@@ -45,7 +45,8 @@ enum {
        SATA_FSL_MAX_PRD_DIRECT = 16,   /* Direct PRDT entries */
 
        SATA_FSL_HOST_FLAGS     = (ATA_FLAG_SATA | ATA_FLAG_PIO_DMA |
-                               ATA_FLAG_PMP | ATA_FLAG_NCQ | ATA_FLAG_AN),
+                                  ATA_FLAG_PMP | ATA_FLAG_NCQ |
+                                  ATA_FLAG_AN | ATA_FLAG_NO_LOG_PAGE),
 
        SATA_FSL_MAX_CMDS       = SATA_FSL_QUEUE_DEPTH,
        SATA_FSL_CMD_HDR_SIZE   = 16,   /* 4 DWORDS */

diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c
index dea6edcbf145c3d1eaf45d8265ae7f971d6c808c..29bcff086bcedd548f90a15fd67829c7b21a4de9 100644 (file)
--- a/drivers/ata/sata_sil.c
+++ b/drivers/ata/sata_sil.c
@@ -630,6 +630,9 @@ static void sil_dev_config(struct ata_device *dev)
        unsigned int n, quirks = 0;
        unsigned char model_num[ATA_ID_PROD_LEN + 1];
 
+       /* This controller doesn't support trim */
+       dev->horkage |= ATA_HORKAGE_NOTRIM;
+
        ata_id_c_string(dev->id, model_num, ATA_ID_PROD, sizeof(model_num));
 
        for (n = 0; sil_blacklist[n].product; n++)

diff --git a/include/linux/libata.h b/include/linux/libata.h
index 83577f8fd15bcd0f8693ef6a1a2a9fb216b32b2b..600c1e0626a5ff6c91df3a0b2f2fcf0ef485fedf 100644 (file)
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -210,6 +210,7 @@ enum {
        ATA_FLAG_SLAVE_POSS     = (1 << 0), /* host supports slave dev */
                                            /* (doesn't imply presence) */
        ATA_FLAG_SATA           = (1 << 1),
+       ATA_FLAG_NO_LOG_PAGE    = (1 << 5), /* do not issue log page read */
        ATA_FLAG_NO_ATAPI       = (1 << 6), /* No ATAPI support */
        ATA_FLAG_PIO_DMA        = (1 << 7), /* PIO cmds via DMA */
        ATA_FLAG_PIO_LBA48      = (1 << 8), /* Host DMA engine is LBA28 only */