[PATCH net-next 06/10] liquidio: free resources during shutdown
From: Raghu Vatsavayi <hidden>
Date: 2016-06-29 00:55:15
Subsystem:
cavium liquidio network driver, networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
This patch fixes the issue of proper freeing of queue memory resources during free device. It also has fix for correct pcie error reporting. Signed-off-by: Derek Chickles <redacted> Signed-off-by: Satanand Burla <redacted> Signed-off-by: Felix Manlunas <redacted> Signed-off-by: Raghu Vatsavayi <redacted> --- drivers/net/ethernet/cavium/liquidio/cn66xx_device.c | 4 ++-- drivers/net/ethernet/cavium/liquidio/lio_main.c | 4 +++- drivers/net/ethernet/cavium/liquidio/octeon_console.c | 3 +++ drivers/net/ethernet/cavium/liquidio/octeon_device.c | 10 +++++----- 4 files changed, 13 insertions(+), 8 deletions(-)
diff --git a/drivers/net/ethernet/cavium/liquidio/cn66xx_device.c b/drivers/net/ethernet/cavium/liquidio/cn66xx_device.c
index b923c7f..96a8802 100644
--- a/drivers/net/ethernet/cavium/liquidio/cn66xx_device.c
+++ b/drivers/net/ethernet/cavium/liquidio/cn66xx_device.c@@ -74,9 +74,9 @@ void lio_cn6xxx_enable_error_reporting(struct octeon_device *oct) u32 val; pci_read_config_dword(oct->pci_dev, CN6XXX_PCIE_DEVCTL, &val); - if (val & 0x000f0000) { + if (val & 0x000c0000) { dev_err(&oct->pci_dev->dev, "PCI-E Link error detected: 0x%08x\n", - val & 0x000f0000); + val & 0x000c0000); } val |= 0xf; /* Enable Link error reporting */
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c
index 313ab32..0f39ad0 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c@@ -3991,6 +3991,7 @@ static int octeon_device_init(struct octeon_device *octeon_dev) /* Release any previously allocated queues */ for (j = 0; j < octeon_dev->num_oqs; j++) octeon_delete_droq(octeon_dev, j); + return 1; } atomic_set(&octeon_dev->status, OCT_DEV_DROQ_INIT_DONE);
@@ -4013,7 +4014,8 @@ static int octeon_device_init(struct octeon_device *octeon_dev) /* Setup the interrupt handler and record the INT SUM register address */ - octeon_setup_interrupt(octeon_dev); + if (octeon_setup_interrupt(octeon_dev)) + return 1; /* Enable Octeon device interrupts */ octeon_dev->fn_list.enable_interrupt(octeon_dev->chip);
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_console.c b/drivers/net/ethernet/cavium/liquidio/octeon_console.c
index f96a9d6..05313ac 100644
--- a/drivers/net/ethernet/cavium/liquidio/octeon_console.c
+++ b/drivers/net/ethernet/cavium/liquidio/octeon_console.c@@ -323,6 +323,9 @@ static u64 cvmx_bootmem_phy_named_block_find(struct octeon_device *oct, if (name && named_size) { char *name_tmp = kmalloc(name_length + 1, GFP_KERNEL); + if (!name_tmp) + break; + CVMX_BOOTMEM_NAMED_GET_NAME(oct, named_addr, name_tmp, name_length);
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_device.c b/drivers/net/ethernet/cavium/liquidio/octeon_device.c
index 3372207..26cd494 100644
--- a/drivers/net/ethernet/cavium/liquidio/octeon_device.c
+++ b/drivers/net/ethernet/cavium/liquidio/octeon_device.c@@ -652,16 +652,16 @@ int octeon_download_firmware(struct octeon_device *oct, const u8 *data, void octeon_free_device_mem(struct octeon_device *oct) { - u32 i; + int i; for (i = 0; i < MAX_OCTEON_OUTPUT_QUEUES(oct); i++) { - /* could check mask as well */ - vfree(oct->droq[i]); + if (oct->io_qmask.oq & (1ULL << i)) + vfree(oct->droq[i]); } for (i = 0; i < MAX_OCTEON_INSTR_QUEUES(oct); i++) { - /* could check mask as well */ - vfree(oct->instr_queue[i]); + if (oct->io_qmask.iq & (1ULL << i)) + vfree(oct->instr_queue[i]); } i = oct->octeon_id;
--
1.8.3.1