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Non-critical fixes for omaps for v3.11 merge window.

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Merge tag 'omap-for-v3.11/fixes-non-critical-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/fixes-non-critical

From Tony Lindgren:
Non-critical fixes for omaps for v3.11 merge window.

* tag 'omap-for-v3.11/fixes-non-critical-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP2+: omap-usb-host: Fix memory leaks
  ARM: OMAP2+: Fix serial init for device tree based booting
  arm/omap: use const char properly
  ARM: OMAP2+: devices: Do not print error when dss_hdmi hwmod lookup fails
  ARM: OMAP2+: devices: Do not print error when DMIC hwmod lookup fails
  ARM: OMAP2+: devices: Do not print error when McPDM hwmod lookup fails
  ARM: OMAP: add vdds_sdi supply for omapdss_sdi.0
  ARM: OMAP: add vdds_dsi supply for omapdss_dpi.0
  ARM: OMAP: fix dsi regulator names
  + Linux 3.10-rc5

Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Olof Johansson 2013-06-14 14:07:01 -07:00
commit 9d6dec733b
303 changed files with 2980 additions and 1479 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
Documentation/dmatest.txt
View File

@ -34,7 +34,7 @@ command:
After a while you will start to get messages about current status or error like
in the original code.
Note that running a new test will stop any in progress test.
Note that running a new test will not stop any in progress test.
The following command should return actual state of the test.
% cat /sys/kernel/debug/dmatest/run
@ -52,8 +52,8 @@ To wait for test done the user may perform a busy loop that checks the state.
The module parameters that is supplied to the kernel command line will be used
for the first performed test. After user gets a control, the test could be
interrupted or re-run with same or different parameters. For the details see
the above section "Part 2 - When dmatest is built as a module..."
re-run with the same or different parameters. For the details see the above
section "Part 2 - When dmatest is built as a module..."
In both cases the module parameters are used as initial values for the test case.
You always could check them at run-time by running

3
Documentation/filesystems/xfs.txt
View File

@ -33,6 +33,9 @@ When mounting an XFS filesystem, the following options are accepted.
removing extended attributes) the on-disk superblock feature
bit field will be updated to reflect this format being in use.
CRC enabled filesystems always use the attr2 format, and so
will reject the noattr2 mount option if it is set.
barrier
Enables the use of block layer write barriers for writes into
the journal and unwritten extent conversion. This allows for

12
MAINTAINERS
View File

@ -2890,8 +2890,8 @@ F: drivers/media/dvb-frontends/ec100*
ECRYPT FILE SYSTEM
M: Tyler Hicks <tyhicks@canonical.com>
M: Dustin Kirkland <dustin.kirkland@gazzang.com>
L: ecryptfs@vger.kernel.org
W: http://ecryptfs.org
W: https://launchpad.net/ecryptfs
S: Supported
F: Documentation/filesystems/ecryptfs.txt
@ -4448,6 +4448,16 @@ S: Maintained
F: drivers/scsi/*iscsi*
F: include/scsi/*iscsi*
ISCSI EXTENSIONS FOR RDMA (ISER) INITIATOR
M: Or Gerlitz <ogerlitz@mellanox.com>
M: Roi Dayan <roid@mellanox.com>
L: linux-rdma@vger.kernel.org
S: Supported
W: http://www.openfabrics.org
W: www.open-iscsi.org
Q: http://patchwork.kernel.org/project/linux-rdma/list/
F: drivers/infiniband/ulp/iser
ISDN SUBSYSTEM
M: Karsten Keil <isdn@linux-pingi.de>
L: isdn4linux@listserv.isdn4linux.de (subscribers-only)

2
Makefile
View File

@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 10
SUBLEVEL = 0
EXTRAVERSION = -rc4
EXTRAVERSION = -rc5
NAME = Unicycling Gorilla
# *DOCUMENTATION*

1
arch/arm/boot/dts/bcm2835.dtsi
View File

@ -44,6 +44,7 @@
reg = <0x7e201000 0x1000>;
interrupts = <2 25>;
clock-frequency = <3000000>;
arm,primecell-periphid = <0x00241011>;
};
gpio: gpio {

12
arch/arm/boot/dts/imx25.dtsi
View File

@ -141,8 +141,8 @@
#size-cells = <0>;
compatible = "fsl,imx25-cspi", "fsl,imx35-cspi";
reg = <0x43fa4000 0x4000>;
clocks = <&clks 62>;
clock-names = "ipg";
clocks = <&clks 62>, <&clks 62>;
clock-names = "ipg", "per";
interrupts = <14>;
status = "disabled";
};
@ -182,8 +182,8 @@
compatible = "fsl,imx25-cspi", "fsl,imx35-cspi";
reg = <0x50004000 0x4000>;
interrupts = <0>;
clocks = <&clks 80>;
clock-names = "ipg";
clocks = <&clks 80>, <&clks 80>;
clock-names = "ipg", "per";
status = "disabled";
};
@ -210,8 +210,8 @@
#size-cells = <0>;
compatible = "fsl,imx25-cspi", "fsl,imx35-cspi";
reg = <0x50010000 0x4000>;
clocks = <&clks 79>;
clock-names = "ipg";
clocks = <&clks 79>, <&clks 79>;
clock-names = "ipg", "per";
interrupts = <13>;
status = "disabled";
};

6
arch/arm/boot/dts/imx27.dtsi
View File

@ -131,7 +131,7 @@
compatible = "fsl,imx27-cspi";
reg = <0x1000e000 0x1000>;
interrupts = <16>;
clocks = <&clks 53>, <&clks 0>;
clocks = <&clks 53>, <&clks 53>;
clock-names = "ipg", "per";
status = "disabled";
};
@ -142,7 +142,7 @@
compatible = "fsl,imx27-cspi";
reg = <0x1000f000 0x1000>;
interrupts = <15>;
clocks = <&clks 52>, <&clks 0>;
clocks = <&clks 52>, <&clks 52>;
clock-names = "ipg", "per";
status = "disabled";
};
@ -223,7 +223,7 @@
compatible = "fsl,imx27-cspi";
reg = <0x10017000 0x1000>;
interrupts = <6>;
clocks = <&clks 51>, <&clks 0>;
clocks = <&clks 51>, <&clks 51>;
clock-names = "ipg", "per";
status = "disabled";
};

2
arch/arm/boot/dts/imx51.dtsi
View File

@ -631,7 +631,7 @@
compatible = "fsl,imx51-cspi", "fsl,imx35-cspi";
reg = <0x83fc0000 0x4000>;
interrupts = <38>;
clocks = <&clks 55>, <&clks 0>;
clocks = <&clks 55>, <&clks 55>;
clock-names = "ipg", "per";
status = "disabled";
};

2
arch/arm/boot/dts/imx53.dtsi
View File

@ -714,7 +714,7 @@
compatible = "fsl,imx53-cspi", "fsl,imx35-cspi";
reg = <0x63fc0000 0x4000>;
interrupts = <38>;
clocks = <&clks 55>, <&clks 0>;
clocks = <&clks 55>, <&clks 55>;
clock-names = "ipg", "per";
status = "disabled";
};

27
arch/arm/include/asm/tlb.h
View File

@ -33,18 +33,6 @@
#include <asm/pgalloc.h>
#include <asm/tlbflush.h>
/*
* We need to delay page freeing for SMP as other CPUs can access pages
* which have been removed but not yet had their TLB entries invalidated.
* Also, as ARMv7 speculative prefetch can drag new entries into the TLB,
* we need to apply this same delaying tactic to ensure correct operation.
*/
#if defined(CONFIG_SMP) || defined(CONFIG_CPU_32v7)
#define tlb_fast_mode(tlb) 0
#else
#define tlb_fast_mode(tlb) 1
#endif
#define MMU_GATHER_BUNDLE 8
/*
@ -112,12 +100,10 @@ static inline void __tlb_alloc_page(struct mmu_gather *tlb)
static inline void tlb_flush_mmu(struct mmu_gather *tlb)
{
tlb_flush(tlb);
if (!tlb_fast_mode(tlb)) {
free_pages_and_swap_cache(tlb->pages, tlb->nr);
tlb->nr = 0;
if (tlb->pages == tlb->local)
__tlb_alloc_page(tlb);
}
free_pages_and_swap_cache(tlb->pages, tlb->nr);
tlb->nr = 0;
if (tlb->pages == tlb->local)
__tlb_alloc_page(tlb);
}
static inline void
@ -178,11 +164,6 @@ tlb_end_vma(struct mmu_gather *tlb, struct vm_area_struct *vma)
static inline int __tlb_remove_page(struct mmu_gather *tlb, struct page *page)
{
if (tlb_fast_mode(tlb)) {
free_page_and_swap_cache(page);
return 1; /* avoid calling tlb_flush_mmu */
}
tlb->pages[tlb->nr++] = page;
VM_BUG_ON(tlb->nr > tlb->max);
return tlb->max - tlb->nr;

15
arch/arm/kvm/arm.c
View File

@ -492,6 +492,11 @@ static void vcpu_pause(struct kvm_vcpu *vcpu)
wait_event_interruptible(*wq, !vcpu->arch.pause);
}
static int kvm_vcpu_initialized(struct kvm_vcpu *vcpu)
{
return vcpu->arch.target >= 0;
}
/**
* kvm_arch_vcpu_ioctl_run - the main VCPU run function to execute guest code
* @vcpu: The VCPU pointer
@ -508,8 +513,7 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *run)
int ret;
sigset_t sigsaved;
/* Make sure they initialize the vcpu with KVM_ARM_VCPU_INIT */
if (unlikely(vcpu->arch.target < 0))
if (unlikely(!kvm_vcpu_initialized(vcpu)))
return -ENOEXEC;
ret = kvm_vcpu_first_run_init(vcpu);
@ -710,6 +714,10 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
case KVM_SET_ONE_REG:
case KVM_GET_ONE_REG: {
struct kvm_one_reg reg;
if (unlikely(!kvm_vcpu_initialized(vcpu)))
return -ENOEXEC;
if (copy_from_user(&reg, argp, sizeof(reg)))
return -EFAULT;
if (ioctl == KVM_SET_ONE_REG)
@ -722,6 +730,9 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
struct kvm_reg_list reg_list;
unsigned n;
if (unlikely(!kvm_vcpu_initialized(vcpu)))
return -ENOEXEC;
if (copy_from_user(&reg_list, user_list, sizeof(reg_list)))
return -EFAULT;
n = reg_list.n;

41
arch/arm/kvm/mmu.c
View File

@ -43,7 +43,14 @@ static phys_addr_t hyp_idmap_vector;
static void kvm_tlb_flush_vmid_ipa(struct kvm *kvm, phys_addr_t ipa)
{
kvm_call_hyp(__kvm_tlb_flush_vmid_ipa, kvm, ipa);
/*
* This function also gets called when dealing with HYP page
* tables. As HYP doesn't have an associated struct kvm (and
* the HYP page tables are fairly static), we don't do
* anything there.
*/
if (kvm)
kvm_call_hyp(__kvm_tlb_flush_vmid_ipa, kvm, ipa);
}
static int mmu_topup_memory_cache(struct kvm_mmu_memory_cache *cache,
@ -78,18 +85,20 @@ static void *mmu_memory_cache_alloc(struct kvm_mmu_memory_cache *mc)
return p;
}
static void clear_pud_entry(pud_t *pud)
static void clear_pud_entry(struct kvm *kvm, pud_t *pud, phys_addr_t addr)
{
pmd_t *pmd_table = pmd_offset(pud, 0);
pud_clear(pud);
kvm_tlb_flush_vmid_ipa(kvm, addr);
pmd_free(NULL, pmd_table);
put_page(virt_to_page(pud));
}
static void clear_pmd_entry(pmd_t *pmd)
static void clear_pmd_entry(struct kvm *kvm, pmd_t *pmd, phys_addr_t addr)
{
pte_t *pte_table = pte_offset_kernel(pmd, 0);
pmd_clear(pmd);
kvm_tlb_flush_vmid_ipa(kvm, addr);
pte_free_kernel(NULL, pte_table);
put_page(virt_to_page(pmd));
}
@ -100,11 +109,12 @@ static bool pmd_empty(pmd_t *pmd)
return page_count(pmd_page) == 1;
}
static void clear_pte_entry(pte_t *pte)
static void clear_pte_entry(struct kvm *kvm, pte_t *pte, phys_addr_t addr)
{
if (pte_present(*pte)) {
kvm_set_pte(pte, __pte(0));
put_page(virt_to_page(pte));
kvm_tlb_flush_vmid_ipa(kvm, addr);
}
}
@ -114,7 +124,8 @@ static bool pte_empty(pte_t *pte)
return page_count(pte_page) == 1;
}
static void unmap_range(pgd_t *pgdp, unsigned long long start, u64 size)
static void unmap_range(struct kvm *kvm, pgd_t *pgdp,
unsigned long long start, u64 size)
{
pgd_t *pgd;
pud_t *pud;
@ -138,15 +149,15 @@ static void unmap_range(pgd_t *pgdp, unsigned long long start, u64 size)
}
pte = pte_offset_kernel(pmd, addr);
clear_pte_entry(pte);
clear_pte_entry(kvm, pte, addr);
range = PAGE_SIZE;
/* If we emptied the pte, walk back up the ladder */
if (pte_empty(pte)) {
clear_pmd_entry(pmd);
clear_pmd_entry(kvm, pmd, addr);
range = PMD_SIZE;
if (pmd_empty(pmd)) {
clear_pud_entry(pud);
clear_pud_entry(kvm, pud, addr);
range = PUD_SIZE;
}
}
@ -165,14 +176,14 @@ void free_boot_hyp_pgd(void)
mutex_lock(&kvm_hyp_pgd_mutex);
if (boot_hyp_pgd) {
unmap_range(boot_hyp_pgd, hyp_idmap_start, PAGE_SIZE);
unmap_range(boot_hyp_pgd, TRAMPOLINE_VA, PAGE_SIZE);
unmap_range(NULL, boot_hyp_pgd, hyp_idmap_start, PAGE_SIZE);
unmap_range(NULL, boot_hyp_pgd, TRAMPOLINE_VA, PAGE_SIZE);
kfree(boot_hyp_pgd);
boot_hyp_pgd = NULL;
}
if (hyp_pgd)
unmap_range(hyp_pgd, TRAMPOLINE_VA, PAGE_SIZE);
unmap_range(NULL, hyp_pgd, TRAMPOLINE_VA, PAGE_SIZE);
kfree(init_bounce_page);
init_bounce_page = NULL;
@ -200,9 +211,10 @@ void free_hyp_pgds(void)
if (hyp_pgd) {
for (addr = PAGE_OFFSET; virt_addr_valid(addr); addr += PGDIR_SIZE)
unmap_range(hyp_pgd, KERN_TO_HYP(addr), PGDIR_SIZE);
unmap_range(NULL, hyp_pgd, KERN_TO_HYP(addr), PGDIR_SIZE);
for (addr = VMALLOC_START; is_vmalloc_addr((void*)addr); addr += PGDIR_SIZE)
unmap_range(hyp_pgd, KERN_TO_HYP(addr), PGDIR_SIZE);
unmap_range(NULL, hyp_pgd, KERN_TO_HYP(addr), PGDIR_SIZE);
kfree(hyp_pgd);
hyp_pgd = NULL;
}
@ -393,7 +405,7 @@ int kvm_alloc_stage2_pgd(struct kvm *kvm)
*/
static void unmap_stage2_range(struct kvm *kvm, phys_addr_t start, u64 size)
{
unmap_range(kvm->arch.pgd, start, size);
unmap_range(kvm, kvm->arch.pgd, start, size);
}
/**
@ -675,7 +687,6 @@ static void handle_hva_to_gpa(struct kvm *kvm,
static void kvm_unmap_hva_handler(struct kvm *kvm, gpa_t gpa, void *data)
{
unmap_stage2_range(kvm, gpa, PAGE_SIZE);
kvm_tlb_flush_vmid_ipa(kvm, gpa);
}
int kvm_unmap_hva(struct kvm *kvm, unsigned long hva)

2
arch/arm/mach-exynos/common.c
View File

@ -386,6 +386,8 @@ int __init exynos_fdt_map_chipid(unsigned long node, const char *uname,
void __init exynos_init_io(struct map_desc *mach_desc, int size)
{
debug_ll_io_init();
#ifdef CONFIG_OF
if (initial_boot_params)
of_scan_flat_dt(exynos_fdt_map_chipid, NULL);

4
arch/arm/mach-imx/clk-imx6q.c
View File

@ -181,14 +181,14 @@ static const char *periph_clk2_sels[] = { "pll3_usb_otg", "osc", "osc", "dummy",
static const char *periph2_clk2_sels[] = { "pll3_usb_otg", "pll2_bus", };
static const char *periph_sels[] = { "periph_pre", "periph_clk2", };
static const char *periph2_sels[] = { "periph2_pre", "periph2_clk2", };
static const char *axi_sels[] = { "periph", "pll2_pfd2_396m", "pll3_pfd1_540m", };
static const char *axi_sels[] = { "periph", "pll2_pfd2_396m", "periph", "pll3_pfd1_540m", };
static const char *audio_sels[] = { "pll4_post_div", "pll3_pfd2_508m", "pll3_pfd3_454m", "pll3_usb_otg", };
static const char *gpu_axi_sels[] = { "axi", "ahb", };
static const char *gpu2d_core_sels[] = { "axi", "pll3_usb_otg", "pll2_pfd0_352m", "pll2_pfd2_396m", };
static const char *gpu3d_core_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll2_pfd2_396m", };
static const char *gpu3d_shader_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll3_pfd0_720m", };
static const char *ipu_sels[] = { "mmdc_ch0_axi", "pll2_pfd2_396m", "pll3_120m", "pll3_pfd1_540m", };
static const char *ldb_di_sels[] = { "pll5_video", "pll2_pfd0_352m", "pll2_pfd2_396m", "mmdc_ch1_axi", "pll3_usb_otg", };
static const char *ldb_di_sels[] = { "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd2_396m", "mmdc_ch1_axi", "pll3_usb_otg", };
static const char *ipu_di_pre_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll3_pfd1_540m", };
static const char *ipu1_di0_sels[] = { "ipu1_di0_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
static const char *ipu1_di1_sels[] = { "ipu1_di1_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };

10
arch/arm/mach-kirkwood/board-ts219.c
View File

@ -41,13 +41,3 @@ void __init qnap_dt_ts219_init(void)
pm_power_off = qnap_tsx1x_power_off;
}
/* FIXME: Will not work with DT. Maybe use MPP40_GPIO? */
static int __init ts219_pci_init(void)
{
if (machine_is_ts219())
kirkwood_pcie_init(KW_PCIE0);
return 0;
}
subsys_initcall(ts219_pci_init);

16
arch/arm/mach-mvebu/coherency_ll.S
View File

@ -32,15 +32,21 @@ ENTRY(ll_set_cpu_coherent)
/* Add CPU to SMP group - Atomic */
add r3, r0, #ARMADA_XP_CFB_CTL_REG_OFFSET
ldr r2, [r3]
1:
ldrex r2, [r3]
orr r2, r2, r1
str r2, [r3]
strex r0, r2, [r3]
cmp r0, #0
bne 1b
/* Enable coherency on CPU - Atomic */
add r3, r0, #ARMADA_XP_CFB_CFG_REG_OFFSET
ldr r2, [r3]
add r3, r3, #ARMADA_XP_CFB_CFG_REG_OFFSET
1:
ldrex r2, [r3]
orr r2, r2, r1
str r2, [r3]
strex r0, r2, [r3]
cmp r0, #0
bne 1b
dsb

3
arch/arm/mach-omap2/board-cm-t35.c
View File

@ -293,7 +293,8 @@ static struct regulator_consumer_supply cm_t35_vsim_supply[] = {
static struct regulator_consumer_supply cm_t35_vio_supplies[] = {
REGULATOR_SUPPLY("vcc", "spi1.0"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dpi.0"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
};
/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */

1
arch/arm/mach-omap2/board-devkit8000.c
View File

@ -222,6 +222,7 @@ static struct twl4030_gpio_platform_data devkit8000_gpio_data = {
static struct regulator_consumer_supply devkit8000_vpll1_supplies[] = {
REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dpi.0"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
};

3
arch/arm/mach-omap2/board-ldp.c
View File

@ -272,7 +272,8 @@ static struct regulator_init_data ldp_vaux1 = {
static struct regulator_consumer_supply ldp_vpll2_supplies[] = {
REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dpi.0"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
};
static struct regulator_init_data ldp_vpll2 = {

1
arch/arm/mach-omap2/board-omap3pandora.c
View File

@ -343,6 +343,7 @@ static struct regulator_consumer_supply pandora_vmmc3_supply[] = {
static struct regulator_consumer_supply pandora_vdds_supplies[] = {
REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dpi.0"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
};

1
arch/arm/mach-omap2/board-rx51-peripherals.c
View File

@ -553,6 +553,7 @@ static struct regulator_consumer_supply rx51_vio_supplies[] = {
static struct regulator_consumer_supply rx51_vaux1_consumers[] = {
REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
REGULATOR_SUPPLY("vdds_sdi", "omapdss_sdi.0"),
/* Si4713 supply */
REGULATOR_SUPPLY("vdd", "2-0063"),
/* lis3lv02d */

1
arch/arm/mach-omap2/control.c
View File

@ -249,6 +249,7 @@ void omap_ctrl_write_dsp_boot_addr(u32 bootaddr)
u32 offset = cpu_is_omap243x() ? OMAP243X_CONTROL_IVA2_BOOTADDR :
cpu_is_omap34xx() ? OMAP343X_CONTROL_IVA2_BOOTADDR :
cpu_is_omap44xx() ? OMAP4_CTRL_MODULE_CORE_DSP_BOOTADDR :
soc_is_omap54xx() ? OMAP4_CTRL_MODULE_CORE_DSP_BOOTADDR :
0;
if (!offset) {

12
arch/arm/mach-omap2/devices.c
View File

@ -374,10 +374,8 @@ static void __init omap_init_mcpdm(void)
struct platform_device *pdev;
oh = omap_hwmod_lookup("mcpdm");
if (!oh) {
printk(KERN_ERR "Could not look up mcpdm hw_mod\n");
if (!oh)
return;
}
pdev = omap_device_build("omap-mcpdm", -1, oh, NULL, 0);
WARN(IS_ERR(pdev), "Can't build omap_device for omap-mcpdm.\n");
@ -395,10 +393,8 @@ static void __init omap_init_dmic(void)
struct platform_device *pdev;
oh = omap_hwmod_lookup("dmic");
if (!oh) {
pr_err("Could not look up dmic hw_mod\n");
if (!oh)
return;
}
pdev = omap_device_build("omap-dmic", -1, oh, NULL, 0);
WARN(IS_ERR(pdev), "Can't build omap_device for omap-dmic.\n");
@ -421,10 +417,8 @@ static void __init omap_init_hdmi_audio(void)
struct platform_device *pdev;
oh = omap_hwmod_lookup("dss_hdmi");
if (!oh) {
printk(KERN_ERR "Could not look up dss_hdmi hw_mod\n");
if (!oh)
return;
}
pdev = omap_device_build("omap-hdmi-audio-dai", -1, oh, NULL, 0);
WARN(IS_ERR(pdev),

2
arch/arm/mach-omap2/id.c
View File

@ -601,7 +601,7 @@ void __init omap2_set_globals_tap(u32 class, void __iomem *tap)
#ifdef CONFIG_SOC_BUS
static const char const *omap_types[] = {
static const char * const omap_types[] = {
[OMAP2_DEVICE_TYPE_TEST] = "TST",
[OMAP2_DEVICE_TYPE_EMU] = "EMU",
[OMAP2_DEVICE_TYPE_SEC] = "HS",

3
arch/arm/mach-omap2/serial.c
View File

@ -176,6 +176,9 @@ static char *cmdline_find_option(char *str)
static int __init omap_serial_early_init(void)
{
if (of_have_populated_dt())
return -ENODEV;
do {
char oh_name[MAX_UART_HWMOD_NAME_LEN];
struct omap_hwmod *oh;

1
arch/arm/mach-omap2/twl-common.c
View File

@ -140,6 +140,7 @@ static struct regulator_init_data omap3_vdac_idata = {
static struct regulator_consumer_supply omap3_vpll2_supplies[] = {
REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dpi.0"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
};

106
arch/arm/mach-omap2/usb-host.c
View File

@ -28,6 +28,7 @@
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/usb/phy.h>
#include <linux/usb/nop-usb-xceiv.h>
#include "soc.h"
#include "omap_device.h"
@ -560,7 +561,8 @@ static int usbhs_add_regulator(char *name, char *dev_id, char *dev_supply,
struct regulator_init_data *reg_data;
struct fixed_voltage_config *config;
struct platform_device *pdev;
int ret;
struct platform_device_info pdevinfo;
int ret = -ENOMEM;
supplies = kzalloc(sizeof(*supplies), GFP_KERNEL);
if (!supplies)
@ -571,7 +573,7 @@ static int usbhs_add_regulator(char *name, char *dev_id, char *dev_supply,
reg_data = kzalloc(sizeof(*reg_data), GFP_KERNEL);
if (!reg_data)
return -ENOMEM;
goto err_data;
reg_data->constraints.valid_ops_mask = REGULATOR_CHANGE_STATUS;
reg_data->consumer_supplies = supplies;
@ -580,39 +582,53 @@ static int usbhs_add_regulator(char *name, char *dev_id, char *dev_supply,
config = kmemdup(&hsusb_reg_config, sizeof(hsusb_reg_config),
GFP_KERNEL);
if (!config)
return -ENOMEM;
goto err_config;
config->supply_name = kstrdup(name, GFP_KERNEL);
if (!config->supply_name)
goto err_supplyname;
config->supply_name = name;
config->gpio = gpio;
config->enable_high = polarity;
config->init_data = reg_data;
/* create a regulator device */
pdev = kzalloc(sizeof(*pdev), GFP_KERNEL);
if (!pdev)
return -ENOMEM;
memset(&pdevinfo, 0, sizeof(pdevinfo));
pdevinfo.name = reg_name;
pdevinfo.id = PLATFORM_DEVID_AUTO;
pdevinfo.data = config;
pdevinfo.size_data = sizeof(*config);
pdev->id = PLATFORM_DEVID_AUTO;
pdev->name = reg_name;
pdev->dev.platform_data = config;
pdev = platform_device_register_full(&pdevinfo);
if (IS_ERR(pdev)) {
ret = PTR_ERR(pdev);
pr_err("%s: Failed registering regulator %s for %s : %d\n",
__func__, name, dev_id, ret);
goto err_register;
}
ret = platform_device_register(pdev);
if (ret)
pr_err("%s: Failed registering regulator %s for %s\n",
__func__, name, dev_id);
return 0;
err_register:
kfree(config->supply_name);
err_supplyname:
kfree(config);
err_config:
kfree(reg_data);
err_data:
kfree(supplies);
return ret;
}
#define MAX_STR 20
int usbhs_init_phys(struct usbhs_phy_data *phy, int num_phys)
{
char *rail_name;
int i, len;
char rail_name[MAX_STR];
int i;
struct platform_device *pdev;
char *phy_id;
/* the phy_id will be something like "nop_usb_xceiv.1" */
len = strlen(nop_name) + 3; /* 3 -> ".1" and NULL terminator */
struct platform_device_info pdevinfo;
for (i = 0; i < num_phys; i++) {
@ -627,25 +643,26 @@ int usbhs_init_phys(struct usbhs_phy_data *phy, int num_phys)
!gpio_is_valid(phy->vcc_gpio))
continue;
phy_id = kmalloc(MAX_STR, GFP_KERNEL);
if (!phy_id) {
pr_err("%s: kmalloc() failed\n", __func__);
return -ENOMEM;
}
/* create a NOP PHY device */
pdev = kzalloc(sizeof(*pdev), GFP_KERNEL);
if (!pdev)
return -ENOMEM;
memset(&pdevinfo, 0, sizeof(pdevinfo));
pdevinfo.name = nop_name;
pdevinfo.id = phy->port;
pdevinfo.data = phy->platform_data;
pdevinfo.size_data = sizeof(struct nop_usb_xceiv_platform_data);
pdev->id = phy->port;
pdev->name = nop_name;
pdev->dev.platform_data = phy->platform_data;
phy_id = kmalloc(len, GFP_KERNEL);
if (!phy_id)
return -ENOMEM;
scnprintf(phy_id, len, "nop_usb_xceiv.%d\n",
pdev->id);
if (platform_device_register(pdev)) {
pr_err("%s: Failed to register device %s\n",
__func__, phy_id);
scnprintf(phy_id, MAX_STR, "nop_usb_xceiv.%d",
phy->port);
pdev = platform_device_register_full(&pdevinfo);
if (IS_ERR(pdev)) {
pr_err("%s: Failed to register device %s : %ld\n",
__func__, phy_id, PTR_ERR(pdev));
kfree(phy_id);
continue;
}
@ -653,26 +670,15 @@ int usbhs_init_phys(struct usbhs_phy_data *phy, int num_phys)
/* Do we need RESET regulator ? */
if (gpio_is_valid(phy->reset_gpio)) {
rail_name = kmalloc(13, GFP_KERNEL);
if (!rail_name)
return -ENOMEM;
scnprintf(rail_name, 13, "hsusb%d_reset", phy->port);
scnprintf(rail_name, MAX_STR,
"hsusb%d_reset", phy->port);
usbhs_add_regulator(rail_name, phy_id, "reset",
phy->reset_gpio, 1);
}
/* Do we need VCC regulator ? */
if (gpio_is_valid(phy->vcc_gpio)) {
rail_name = kmalloc(13, GFP_KERNEL);
if (!rail_name)
return -ENOMEM;
scnprintf(rail_name, 13, "hsusb%d_vcc", phy->port);
scnprintf(rail_name, MAX_STR, "hsusb%d_vcc", phy->port);
usbhs_add_regulator(rail_name, phy_id, "vcc",
phy->vcc_gpio, phy->vcc_polarity);
}

2
arch/arm/mach-shmobile/setup-sh73a0.c
View File

@ -252,7 +252,7 @@ static struct sh_timer_config cmt10_platform_data = {
.name = "CMT10",
.channel_offset = 0x10,
.timer_bit = 0,
.clockevent_rating = 125,
.clockevent_rating = 80,
.clocksource_rating = 125,
};

3
arch/arm/mach-ux500/board-mop500-regulators.c
View File

@ -374,6 +374,7 @@ static struct ab8500_regulator_reg_init ab8500_reg_init[] = {
static struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = {
/* supplies to the display/camera */
[AB8500_LDO_AUX1] = {
.supply_regulator = "ab8500-ext-supply3",
.constraints = {
.name = "V-DISPLAY",
.min_uV = 2800000,
@ -387,6 +388,7 @@ static struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = {
},
/* supplies to the on-board eMMC */
[AB8500_LDO_AUX2] = {
.supply_regulator = "ab8500-ext-supply3",
.constraints = {
.name = "V-eMMC1",
.min_uV = 1100000,
@ -402,6 +404,7 @@ static struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = {
},
/* supply for VAUX3, supplies to SDcard slots */
[AB8500_LDO_AUX3] = {
.supply_regulator = "ab8500-ext-supply3",
.constraints = {
.name = "V-MMC-SD",
.min_uV = 1100000,

4
arch/arm/mach-ux500/cpuidle.c
View File

@ -21,6 +21,7 @@
#include <asm/proc-fns.h>
#include "db8500-regs.h"
#include "id.h"
static atomic_t master = ATOMIC_INIT(0);
static DEFINE_SPINLOCK(master_lock);
@ -114,6 +115,9 @@ static struct cpuidle_driver ux500_idle_driver = {
int __init ux500_idle_init(void)
{
if (!(cpu_is_u8500_family() || cpu_is_ux540_family()))
return -ENODEV;
/* Configure wake up reasons */
prcmu_enable_wakeups(PRCMU_WAKEUP(ARM) | PRCMU_WAKEUP(RTC) |
PRCMU_WAKEUP(ABB));

10
arch/arm/plat-samsung/include/plat/uncompress.h
View File

@ -66,6 +66,9 @@ uart_rd(unsigned int reg)
static void putc(int ch)
{
if (!config_enabled(CONFIG_DEBUG_LL))
return;
if (uart_rd(S3C2410_UFCON) & S3C2410_UFCON_FIFOMODE) {
int level;
@ -118,7 +121,12 @@ static void arch_decomp_error(const char *x)
#ifdef CONFIG_S3C_BOOT_UART_FORCE_FIFO
static inline void arch_enable_uart_fifo(void)
{
u32 fifocon = uart_rd(S3C2410_UFCON);
u32 fifocon;
if (!config_enabled(CONFIG_DEBUG_LL))
return;
fifocon = uart_rd(S3C2410_UFCON);
if (!(fifocon & S3C2410_UFCON_FIFOMODE)) {
fifocon |= S3C2410_UFCON_RESETBOTH;

41
arch/ia64/include/asm/tlb.h
View File

@ -46,12 +46,6 @@
#include <asm/tlbflush.h>
#include <asm/machvec.h>
#ifdef CONFIG_SMP
# define tlb_fast_mode(tlb) ((tlb)->nr == ~0U)
#else
# define tlb_fast_mode(tlb) (1)
#endif
/*
* If we can't allocate a page to make a big batch of page pointers
* to work on, then just handle a few from the on-stack structure.
@ -60,7 +54,7 @@
struct mmu_gather {
struct mm_struct *mm;
unsigned int nr; /* == ~0U => fast mode */
unsigned int nr;
unsigned int max;
unsigned char fullmm; /* non-zero means full mm flush */
unsigned char need_flush; /* really unmapped some PTEs? */
@ -103,6 +97,7 @@ extern struct ia64_tr_entry *ia64_idtrs[NR_CPUS];
static inline void
ia64_tlb_flush_mmu (struct mmu_gather *tlb, unsigned long start, unsigned long end)
{
unsigned long i;
unsigned int nr;
if (!tlb->need_flush)
@ -141,13 +136,11 @@ ia64_tlb_flush_mmu (struct mmu_gather *tlb, unsigned long start, unsigned long e
/* lastly, release the freed pages */
nr = tlb->nr;
if (!tlb_fast_mode(tlb)) {
unsigned long i;
tlb->nr = 0;
tlb->start_addr = ~0UL;
for (i = 0; i < nr; ++i)
free_page_and_swap_cache(tlb->pages[i]);
}
tlb->nr = 0;
tlb->start_addr = ~0UL;
for (i = 0; i < nr; ++i)
free_page_and_swap_cache(tlb->pages[i]);
}
static inline void __tlb_alloc_page(struct mmu_gather *tlb)
@ -167,20 +160,7 @@ tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, unsigned int full_m
tlb->mm = mm;
tlb->max = ARRAY_SIZE(tlb->local);
tlb->pages = tlb->local;
/*
* Use fast mode if only 1 CPU is online.
*
* It would be tempting to turn on fast-mode for full_mm_flush as well. But this
* doesn't work because of speculative accesses and software prefetching: the page
* table of "mm" may (and usually is) the currently active page table and even
* though the kernel won't do any user-space accesses during the TLB shoot down, a
* compiler might use speculation or lfetch.fault on what happens to be a valid
* user-space address. This in turn could trigger a TLB miss fault (or a VHPT
* walk) and re-insert a TLB entry we just removed. Slow mode avoids such
* problems. (We could make fast-mode work by switching the current task to a
* different "mm" during the shootdown.) --davidm 08/02/2002
*/
tlb->nr = (num_online_cpus() == 1) ? ~0U : 0;
tlb->nr = 0;
tlb->fullmm = full_mm_flush;
tlb->start_addr = ~0UL;
}
@ -214,11 +194,6 @@ static inline int __tlb_remove_page(struct mmu_gather *tlb, struct page *page)
{
tlb->need_flush = 1;
if (tlb_fast_mode(tlb)) {
free_page_and_swap_cache(page);
return 1; /* avoid calling tlb_flush_mmu */
}
if (!tlb->nr && tlb->pages == tlb->local)
__tlb_alloc_page(tlb);

3
arch/m68k/include/asm/gpio.h
View File

@ -86,6 +86,7 @@ static inline int gpio_cansleep(unsigned gpio)
return gpio < MCFGPIO_PIN_MAX ? 0 : __gpio_cansleep(gpio);
}
#ifndef CONFIG_GPIOLIB
static inline int gpio_request_one(unsigned gpio, unsigned long flags, const char *label)
{
int err;
@ -105,5 +106,5 @@ static inline int gpio_request_one(unsigned gpio, unsigned long flags, const cha
return err;
}
#endif /* !CONFIG_GPIOLIB */
#endif

29
arch/m68k/kernel/head.S
View File

@ -2752,11 +2752,9 @@ func_return get_new_page
#ifdef CONFIG_MAC
L(scc_initable_mac):
.byte 9,12 /* Reset */
.byte 4,0x44 /* x16, 1 stopbit, no parity */
.byte 3,0xc0 /* receiver: 8 bpc */
.byte 5,0xe2 /* transmitter: 8 bpc, assert dtr/rts */
.byte 9,0 /* no interrupts */
.byte 10,0 /* NRZ */
.byte 11,0x50 /* use baud rate generator */
.byte 12,1,13,0 /* 38400 baud */
@ -2899,6 +2897,7 @@ func_start serial_init,%d0/%d1/%a0/%a1
is_not_mac(L(serial_init_not_mac))
#ifdef SERIAL_DEBUG
/* You may define either or both of these. */
#define MAC_USE_SCC_A /* Modem port */
#define MAC_USE_SCC_B /* Printer port */
@ -2908,9 +2907,21 @@ func_start serial_init,%d0/%d1/%a0/%a1
#define mac_scc_cha_b_data_offset 0x4
#define mac_scc_cha_a_data_offset 0x6
#if defined(MAC_USE_SCC_A) || defined(MAC_USE_SCC_B)
movel %pc@(L(mac_sccbase)),%a0
/* Reset SCC device */
moveb #9,%a0@(mac_scc_cha_a_ctrl_offset)
moveb #0xc0,%a0@(mac_scc_cha_a_ctrl_offset)
/* Wait for 5 PCLK cycles, which is about 68 CPU cycles */
/* 5 / 3.6864 MHz = approx. 1.36 us = 68 / 50 MHz */
movel #35,%d0
5:
subq #1,%d0
jne 5b
#endif
#ifdef MAC_USE_SCC_A
/* Initialize channel A */
movel %pc@(L(mac_sccbase)),%a0
lea %pc@(L(scc_initable_mac)),%a1
5: moveb %a1@+,%d0
jmi 6f
@ -2922,9 +2933,6 @@ func_start serial_init,%d0/%d1/%a0/%a1
#ifdef MAC_USE_SCC_B
/* Initialize channel B */
#ifndef MAC_USE_SCC_A /* Load mac_sccbase only if needed */
movel %pc@(L(mac_sccbase)),%a0
#endif /* MAC_USE_SCC_A */
lea %pc@(L(scc_initable_mac)),%a1
7: moveb %a1@+,%d0
jmi 8f
@ -2933,6 +2941,7 @@ func_start serial_init,%d0/%d1/%a0/%a1
jra 7b
8:
#endif /* MAC_USE_SCC_B */
#endif /* SERIAL_DEBUG */
jra L(serial_init_done)
@ -3006,17 +3015,17 @@ func_start serial_putc,%d0/%d1/%a0/%a1
#ifdef SERIAL_DEBUG
#ifdef MAC_USE_SCC_A
#if defined(MAC_USE_SCC_A) || defined(MAC_USE_SCC_B)
movel %pc@(L(mac_sccbase)),%a1
#endif
#ifdef MAC_USE_SCC_A
3: btst #2,%a1@(mac_scc_cha_a_ctrl_offset)
jeq 3b
moveb %d0,%a1@(mac_scc_cha_a_data_offset)
#endif /* MAC_USE_SCC_A */
#ifdef MAC_USE_SCC_B
#ifndef MAC_USE_SCC_A /* Load mac_sccbase only if needed */
movel %pc@(L(mac_sccbase)),%a1
#endif /* MAC_USE_SCC_A */
4: btst #2,%a1@(mac_scc_cha_b_ctrl_offset)
jeq 4b
moveb %d0,%a1@(mac_scc_cha_b_data_offset)

32
arch/microblaze/include/asm/cacheflush.h
View File

@ -102,21 +102,23 @@ do { \
#define flush_cache_range(vma, start, len) do { } while (0)
#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
do { \
u32 addr = virt_to_phys(dst); \
memcpy((dst), (src), (len)); \
if (vma->vm_flags & VM_EXEC) { \
invalidate_icache_range((unsigned) (addr), \
(unsigned) (addr) + PAGE_SIZE); \
flush_dcache_range((unsigned) (addr), \
(unsigned) (addr) + PAGE_SIZE); \
} \
} while (0)
static inline void copy_to_user_page(struct vm_area_struct *vma,
struct page *page, unsigned long vaddr,
void *dst, void *src, int len)
{
u32 addr = virt_to_phys(dst);
memcpy(dst, src, len);
if (vma->vm_flags & VM_EXEC) {
invalidate_icache_range(addr, addr + PAGE_SIZE);
flush_dcache_range(addr, addr + PAGE_SIZE);
}
}
#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
do { \
memcpy((dst), (src), (len)); \
} while (0)
static inline void copy_from_user_page(struct vm_area_struct *vma,
struct page *page, unsigned long vaddr,
void *dst, void *src, int len)
{
memcpy(dst, src, len);
}
#endif /* _ASM_MICROBLAZE_CACHEFLUSH_H */

4
arch/microblaze/include/asm/uaccess.h
View File

@ -99,13 +99,13 @@ static inline int access_ok(int type, const void __user *addr,
if ((get_fs().seg < ((unsigned long)addr)) ||
(get_fs().seg < ((unsigned long)addr + size - 1))) {
pr_debug("ACCESS fail: %s at 0x%08x (size 0x%x), seg 0x%08x\n",
type ? "WRITE" : "READ ", (u32)addr, (u32)size,
type ? "WRITE" : "READ ", (__force u32)addr, (u32)size,
(u32)get_fs().seg);
return 0;
}
ok:
pr_debug("ACCESS OK: %s at 0x%08x (size 0x%x), seg 0x%08x\n",
type ? "WRITE" : "READ ", (u32)addr, (u32)size,
type ? "WRITE" : "READ ", (__force u32)addr, (u32)size,
(u32)get_fs().seg);
return 1;
}

15
arch/mips/cavium-octeon/setup.c
View File

@ -428,13 +428,16 @@ static void octeon_restart(char *command)
*/
static void octeon_kill_core(void *arg)
{
mb();
if (octeon_is_simulation()) {
/* The simulator needs the watchdog to stop for dead cores */
cvmx_write_csr(CVMX_CIU_WDOGX(cvmx_get_core_num()), 0);
if (octeon_is_simulation())
/* A break instruction causes the simulator stop a core */
asm volatile ("sync\nbreak");
}
asm volatile ("break" ::: "memory");
local_irq_disable();
/* Disable watchdog on this core. */
cvmx_write_csr(CVMX_CIU_WDOGX(cvmx_get_core_num()), 0);
/* Spin in a low power mode. */
while (true)
asm volatile ("wait" ::: "memory");
}

4
arch/mips/include/asm/kvm_host.h
View File

@ -496,10 +496,6 @@ struct kvm_mips_callbacks {
uint32_t cause);
int (*irq_clear) (struct kvm_vcpu *vcpu, unsigned int priority,
uint32_t cause);
int (*vcpu_ioctl_get_regs) (struct kvm_vcpu *vcpu,
struct kvm_regs *regs);
int (*vcpu_ioctl_set_regs) (struct kvm_vcpu *vcpu,
struct kvm_regs *regs);
};
extern struct kvm_mips_callbacks *kvm_mips_callbacks;
int kvm_mips_emulation_init(struct kvm_mips_callbacks **install_callbacks);

32
arch/mips/include/asm/ptrace.h
View File

@ -16,6 +16,38 @@
#include <asm/isadep.h>
#include <uapi/asm/ptrace.h>
/*
* This struct defines the way the registers are stored on the stack during a
* system call/exception. As usual the registers k0/k1 aren't being saved.
*/
struct pt_regs {
#ifdef CONFIG_32BIT
/* Pad bytes for argument save space on the stack. */
unsigned long pad0[6];
#endif
/* Saved main processor registers. */
unsigned long regs[32];
/* Saved special registers. */
unsigned long cp0_status;
unsigned long hi;
unsigned long lo;
#ifdef CONFIG_CPU_HAS_SMARTMIPS
unsigned long acx;
#endif
unsigned long cp0_badvaddr;
unsigned long cp0_cause;
unsigned long cp0_epc;
#ifdef CONFIG_MIPS_MT_SMTC
unsigned long cp0_tcstatus;
#endif /* CONFIG_MIPS_MT_SMTC */
#ifdef CONFIG_CPU_CAVIUM_OCTEON
unsigned long long mpl[3]; /* MTM{0,1,2} */
unsigned long long mtp[3]; /* MTP{0,1,2} */
#endif
} __aligned(8);
struct task_struct;
extern int ptrace_getregs(struct task_struct *child, __s64 __user *data);

137
arch/mips/include/uapi/asm/kvm.h
View File

@ -1,55 +1,138 @@
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved.
* Authors: Sanjay Lal <sanjayl@kymasys.com>
*/
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved.
* Copyright (C) 2013 Cavium, Inc.
* Authors: Sanjay Lal <sanjayl@kymasys.com>
*/
#ifndef __LINUX_KVM_MIPS_H
#define __LINUX_KVM_MIPS_H
#include <linux/types.h>
#define __KVM_MIPS
/*
* KVM MIPS specific structures and definitions.
*
* Some parts derived from the x86 version of this file.
*/
#define N_MIPS_COPROC_REGS 32
#define N_MIPS_COPROC_SEL 8
/* for KVM_GET_REGS and KVM_SET_REGS */
/*
* for KVM_GET_REGS and KVM_SET_REGS
*
* If Config[AT] is zero (32-bit CPU), the register contents are
* stored in the lower 32-bits of the struct kvm_regs fields and sign
* extended to 64-bits.
*/
struct kvm_regs {
__u32 gprs[32];
__u32 hi;
__u32 lo;
__u32 pc;
__u32 cp0reg[N_MIPS_COPROC_REGS][N_MIPS_COPROC_SEL];
/* out (KVM_GET_REGS) / in (KVM_SET_REGS) */
__u64 gpr[32];
__u64 hi;
__u64 lo;
__u64 pc;
};
/* for KVM_GET_SREGS and KVM_SET_SREGS */
struct kvm_sregs {
};
/* for KVM_GET_FPU and KVM_SET_FPU */
/*
* for KVM_GET_FPU and KVM_SET_FPU
*
* If Status[FR] is zero (32-bit FPU), the upper 32-bits of the FPRs
* are zero filled.
*/
struct kvm_fpu {
__u64 fpr[32];
__u32 fir;
__u32 fccr;
__u32 fexr;
__u32 fenr;
__u32 fcsr;
__u32 pad;
};
/*
* For MIPS, we use KVM_SET_ONE_REG and KVM_GET_ONE_REG to access CP0
* registers. The id field is broken down as follows:
*
* bits[2..0] - Register 'sel' index.
* bits[7..3] - Register 'rd' index.
* bits[15..8] - Must be zero.
* bits[63..16] - 1 -> CP0 registers.
*
* Other sets registers may be added in the future. Each set would
* have its own identifier in bits[63..16].
*
* The addr field of struct kvm_one_reg must point to an aligned
* 64-bit wide location. For registers that are narrower than
* 64-bits, the value is stored in the low order bits of the location,
* and sign extended to 64-bits.
*
* The registers defined in struct kvm_regs are also accessible, the
* id values for these are below.
*/
#define KVM_REG_MIPS_R0 0
#define KVM_REG_MIPS_R1 1
#define KVM_REG_MIPS_R2 2
#define KVM_REG_MIPS_R3 3
#define KVM_REG_MIPS_R4 4
#define KVM_REG_MIPS_R5 5
#define KVM_REG_MIPS_R6 6
#define KVM_REG_MIPS_R7 7
#define KVM_REG_MIPS_R8 8
#define KVM_REG_MIPS_R9 9
#define KVM_REG_MIPS_R10 10
#define KVM_REG_MIPS_R11 11
#define KVM_REG_MIPS_R12 12
#define KVM_REG_MIPS_R13 13
#define KVM_REG_MIPS_R14 14
#define KVM_REG_MIPS_R15 15
#define KVM_REG_MIPS_R16 16
#define KVM_REG_MIPS_R17 17
#define KVM_REG_MIPS_R18 18
#define KVM_REG_MIPS_R19 19
#define KVM_REG_MIPS_R20 20
#define KVM_REG_MIPS_R21 21
#define KVM_REG_MIPS_R22 22
#define KVM_REG_MIPS_R23 23
#define KVM_REG_MIPS_R24 24
#define KVM_REG_MIPS_R25 25
#define KVM_REG_MIPS_R26 26
#define KVM_REG_MIPS_R27 27
#define KVM_REG_MIPS_R28 28
#define KVM_REG_MIPS_R29 29
#define KVM_REG_MIPS_R30 30
#define KVM_REG_MIPS_R31 31
#define KVM_REG_MIPS_HI 32
#define KVM_REG_MIPS_LO 33
#define KVM_REG_MIPS_PC 34
/*
* KVM MIPS specific structures and definitions
*
*/
struct kvm_debug_exit_arch {
__u64 epc;
};
/* for KVM_SET_GUEST_DEBUG */
struct kvm_guest_debug_arch {
};
/* definition of registers in kvm_run */
struct kvm_sync_regs {
};
/* dummy definition */
struct kvm_sregs {
};
struct kvm_mips_interrupt {
/* in */
__u32 cpu;
__u32 irq;
};
/* definition of registers in kvm_run */
struct kvm_sync_regs {
};
#endif /* __LINUX_KVM_MIPS_H */

17
arch/mips/include/uapi/asm/ptrace.h
View File

@ -22,16 +22,12 @@
#define DSP_CONTROL 77
#define ACX 78
#ifndef __KERNEL__
/*
* This struct defines the way the registers are stored on the stack during a
* system call/exception. As usual the registers k0/k1 aren't being saved.
*/
struct pt_regs {
#ifdef CONFIG_32BIT
/* Pad bytes for argument save space on the stack. */
unsigned long pad0[6];
#endif
/* Saved main processor registers. */
unsigned long regs[32];
@ -39,20 +35,11 @@ struct pt_regs {
unsigned long cp0_status;
unsigned long hi;
unsigned long lo;
#ifdef CONFIG_CPU_HAS_SMARTMIPS
unsigned long acx;
#endif
unsigned long cp0_badvaddr;
unsigned long cp0_cause;
unsigned long cp0_epc;
#ifdef CONFIG_MIPS_MT_SMTC
unsigned long cp0_tcstatus;
#endif /* CONFIG_MIPS_MT_SMTC */
#ifdef CONFIG_CPU_CAVIUM_OCTEON
unsigned long long mpl[3]; /* MTM{0,1,2} */
unsigned long long mtp[3]; /* MTP{0,1,2} */
#endif
} __attribute__ ((aligned (8)));
#endif /* __KERNEL__ */
/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
#define PTRACE_GETREGS 12

11
arch/mips/kernel/binfmt_elfn32.c
View File

@ -119,4 +119,15 @@ MODULE_AUTHOR("Ralf Baechle (ralf@linux-mips.org)");
#undef TASK_SIZE
#define TASK_SIZE TASK_SIZE32
#undef cputime_to_timeval
#define cputime_to_timeval cputime_to_compat_timeval
static __inline__ void
cputime_to_compat_timeval(const cputime_t cputime, struct compat_timeval *value)
{
unsigned long jiffies = cputime_to_jiffies(cputime);
value->tv_usec = (jiffies % HZ) * (1000000L / HZ);
value->tv_sec = jiffies / HZ;
}
#include "../../../fs/binfmt_elf.c"

11
arch/mips/kernel/binfmt_elfo32.c
View File

@ -162,4 +162,15 @@ MODULE_AUTHOR("Ralf Baechle (ralf@linux-mips.org)");
#undef TASK_SIZE
#define TASK_SIZE TASK_SIZE32
#undef cputime_to_timeval
#define cputime_to_timeval cputime_to_compat_timeval
static __inline__ void
cputime_to_compat_timeval(const cputime_t cputime, struct compat_timeval *value)
{
unsigned long jiffies = cputime_to_jiffies(cputime);
value->tv_usec = (jiffies % HZ) * (1000000L / HZ);
value->tv_sec = jiffies / HZ;
}
#include "../../../fs/binfmt_elf.c"

1
arch/mips/kernel/rtlx.c
View File

@ -40,6 +40,7 @@
#include <asm/processor.h>
#include <asm/vpe.h>
#include <asm/rtlx.h>
#include <asm/setup.h>
static struct rtlx_info *rtlx;
static int major;

28
arch/mips/kernel/traps.c
View File

@ -897,22 +897,24 @@ out_sigsegv:
asmlinkage void do_tr(struct pt_regs *regs)
{
unsigned int opcode, tcode = 0;
u32 opcode, tcode = 0;
u16 instr[2];
unsigned long epc = exception_epc(regs);
unsigned long epc = msk_isa16_mode(exception_epc(regs));
if ((__get_user(instr[0], (u16 __user *)msk_isa16_mode(epc))) ||
(__get_user(instr[1], (u16 __user *)msk_isa16_mode(epc + 2))))
if (get_isa16_mode(regs->cp0_epc)) {
if (__get_user(instr[0], (u16 __user *)(epc + 0)) ||
__get_user(instr[1], (u16 __user *)(epc + 2)))
goto out_sigsegv;
opcode = (instr[0] << 16) | instr[1];
/* Immediate versions don't provide a code. */
if (!(opcode & OPCODE)) {
if (get_isa16_mode(regs->cp0_epc))
/* microMIPS */
tcode = (opcode >> 12) & 0x1f;
else
tcode = ((opcode >> 6) & ((1 << 10) - 1));
opcode = (instr[0] << 16) | instr[1];
/* Immediate versions don't provide a code. */
if (!(opcode & OPCODE))
tcode = (opcode >> 12) & ((1 << 4) - 1);
} else {
if (__get_user(opcode, (u32 __user *)epc))
goto out_sigsegv;
/* Immediate versions don't provide a code. */
if (!(opcode & OPCODE))
tcode = (opcode >> 6) & ((1 << 10) - 1);
}
do_trap_or_bp(regs, tcode, "Trap");

280
arch/mips/kvm/kvm_mips.c
View File

@ -195,7 +195,7 @@ void kvm_arch_destroy_vm(struct kvm *kvm)
long
kvm_arch_dev_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg)
{
return -EINVAL;
return -ENOIOCTLCMD;
}
void kvm_arch_free_memslot(struct kvm_memory_slot *free,
@ -401,7 +401,7 @@ int
kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu,
struct kvm_guest_debug *dbg)
{
return -EINVAL;
return -ENOIOCTLCMD;
}
int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *run)
@ -475,14 +475,223 @@ int
kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu,
struct kvm_mp_state *mp_state)
{
return -EINVAL;
return -ENOIOCTLCMD;
}
int
kvm_arch_vcpu_ioctl_set_mpstate(struct kvm_vcpu *vcpu,
struct kvm_mp_state *mp_state)
{
return -EINVAL;
return -ENOIOCTLCMD;
}
#define KVM_REG_MIPS_CP0_INDEX (0x10000 + 8 * 0 + 0)
#define KVM_REG_MIPS_CP0_ENTRYLO0 (0x10000 + 8 * 2 + 0)
#define KVM_REG_MIPS_CP0_ENTRYLO1 (0x10000 + 8 * 3 + 0)
#define KVM_REG_MIPS_CP0_CONTEXT (0x10000 + 8 * 4 + 0)
#define KVM_REG_MIPS_CP0_USERLOCAL (0x10000 + 8 * 4 + 2)
#define KVM_REG_MIPS_CP0_PAGEMASK (0x10000 + 8 * 5 + 0)
#define KVM_REG_MIPS_CP0_PAGEGRAIN (0x10000 + 8 * 5 + 1)
#define KVM_REG_MIPS_CP0_WIRED (0x10000 + 8 * 6 + 0)
#define KVM_REG_MIPS_CP0_HWRENA (0x10000 + 8 * 7 + 0)
#define KVM_REG_MIPS_CP0_BADVADDR (0x10000 + 8 * 8 + 0)
#define KVM_REG_MIPS_CP0_COUNT (0x10000 + 8 * 9 + 0)
#define KVM_REG_MIPS_CP0_ENTRYHI (0x10000 + 8 * 10 + 0)
#define KVM_REG_MIPS_CP0_COMPARE (0x10000 + 8 * 11 + 0)
#define KVM_REG_MIPS_CP0_STATUS (0x10000 + 8 * 12 + 0)
#define KVM_REG_MIPS_CP0_CAUSE (0x10000 + 8 * 13 + 0)
#define KVM_REG_MIPS_CP0_EBASE (0x10000 + 8 * 15 + 1)
#define KVM_REG_MIPS_CP0_CONFIG (0x10000 + 8 * 16 + 0)
#define KVM_REG_MIPS_CP0_CONFIG1 (0x10000 + 8 * 16 + 1)
#define KVM_REG_MIPS_CP0_CONFIG2 (0x10000 + 8 * 16 + 2)
#define KVM_REG_MIPS_CP0_CONFIG3 (0x10000 + 8 * 16 + 3)
#define KVM_REG_MIPS_CP0_CONFIG7 (0x10000 + 8 * 16 + 7)
#define KVM_REG_MIPS_CP0_XCONTEXT (0x10000 + 8 * 20 + 0)
#define KVM_REG_MIPS_CP0_ERROREPC (0x10000 + 8 * 30 + 0)
static u64 kvm_mips_get_one_regs[] = {
KVM_REG_MIPS_R0,
KVM_REG_MIPS_R1,
KVM_REG_MIPS_R2,
KVM_REG_MIPS_R3,
KVM_REG_MIPS_R4,
KVM_REG_MIPS_R5,
KVM_REG_MIPS_R6,
KVM_REG_MIPS_R7,
KVM_REG_MIPS_R8,
KVM_REG_MIPS_R9,
KVM_REG_MIPS_R10,
KVM_REG_MIPS_R11,
KVM_REG_MIPS_R12,
KVM_REG_MIPS_R13,
KVM_REG_MIPS_R14,
KVM_REG_MIPS_R15,
KVM_REG_MIPS_R16,
KVM_REG_MIPS_R17,
KVM_REG_MIPS_R18,
KVM_REG_MIPS_R19,
KVM_REG_MIPS_R20,
KVM_REG_MIPS_R21,
KVM_REG_MIPS_R22,
KVM_REG_MIPS_R23,
KVM_REG_MIPS_R24,
KVM_REG_MIPS_R25,
KVM_REG_MIPS_R26,
KVM_REG_MIPS_R27,
KVM_REG_MIPS_R28,
KVM_REG_MIPS_R29,
KVM_REG_MIPS_R30,
KVM_REG_MIPS_R31,
KVM_REG_MIPS_HI,
KVM_REG_MIPS_LO,
KVM_REG_MIPS_PC,
KVM_REG_MIPS_CP0_INDEX,
KVM_REG_MIPS_CP0_CONTEXT,
KVM_REG_MIPS_CP0_PAGEMASK,
KVM_REG_MIPS_CP0_WIRED,
KVM_REG_MIPS_CP0_BADVADDR,
KVM_REG_MIPS_CP0_ENTRYHI,
KVM_REG_MIPS_CP0_STATUS,
KVM_REG_MIPS_CP0_CAUSE,
/* EPC set via kvm_regs, et al. */
KVM_REG_MIPS_CP0_CONFIG,
KVM_REG_MIPS_CP0_CONFIG1,
KVM_REG_MIPS_CP0_CONFIG2,
KVM_REG_MIPS_CP0_CONFIG3,
KVM_REG_MIPS_CP0_CONFIG7,
KVM_REG_MIPS_CP0_ERROREPC
};
static int kvm_mips_get_reg(struct kvm_vcpu *vcpu,
const struct kvm_one_reg *reg)
{
u64 __user *uaddr = (u64 __user *)(long)reg->addr;
struct mips_coproc *cop0 = vcpu->arch.cop0;
s64 v;
switch (reg->id) {
case KVM_REG_MIPS_R0 ... KVM_REG_MIPS_R31:
v = (long)vcpu->arch.gprs[reg->id - KVM_REG_MIPS_R0];
break;
case KVM_REG_MIPS_HI:
v = (long)vcpu->arch.hi;
break;
case KVM_REG_MIPS_LO:
v = (long)vcpu->arch.lo;
break;
case KVM_REG_MIPS_PC:
v = (long)vcpu->arch.pc;
break;
case KVM_REG_MIPS_CP0_INDEX:
v = (long)kvm_read_c0_guest_index(cop0);
break;
case KVM_REG_MIPS_CP0_CONTEXT:
v = (long)kvm_read_c0_guest_context(cop0);
break;
case KVM_REG_MIPS_CP0_PAGEMASK:
v = (long)kvm_read_c0_guest_pagemask(cop0);
break;
case KVM_REG_MIPS_CP0_WIRED:
v = (long)kvm_read_c0_guest_wired(cop0);
break;
case KVM_REG_MIPS_CP0_BADVADDR:
v = (long)kvm_read_c0_guest_badvaddr(cop0);
break;
case KVM_REG_MIPS_CP0_ENTRYHI:
v = (long)kvm_read_c0_guest_entryhi(cop0);
break;
case KVM_REG_MIPS_CP0_STATUS:
v = (long)kvm_read_c0_guest_status(cop0);
break;
case KVM_REG_MIPS_CP0_CAUSE:
v = (long)kvm_read_c0_guest_cause(cop0);
break;
case KVM_REG_MIPS_CP0_ERROREPC:
v = (long)kvm_read_c0_guest_errorepc(cop0);
break;
case KVM_REG_MIPS_CP0_CONFIG:
v = (long)kvm_read_c0_guest_config(cop0);
break;
case KVM_REG_MIPS_CP0_CONFIG1:
v = (long)kvm_read_c0_guest_config1(cop0);
break;
case KVM_REG_MIPS_CP0_CONFIG2:
v = (long)kvm_read_c0_guest_config2(cop0);
break;
case KVM_REG_MIPS_CP0_CONFIG3:
v = (long)kvm_read_c0_guest_config3(cop0);
break;
case KVM_REG_MIPS_CP0_CONFIG7:
v = (long)kvm_read_c0_guest_config7(cop0);
break;
default:
return -EINVAL;
}
return put_user(v, uaddr);
}
static int kvm_mips_set_reg(struct kvm_vcpu *vcpu,
const struct kvm_one_reg *reg)
{
u64 __user *uaddr = (u64 __user *)(long)reg->addr;
struct mips_coproc *cop0 = vcpu->arch.cop0;
u64 v;
if (get_user(v, uaddr) != 0)
return -EFAULT;
switch (reg->id) {
case KVM_REG_MIPS_R0:
/* Silently ignore requests to set $0 */
break;
case KVM_REG_MIPS_R1 ... KVM_REG_MIPS_R31:
vcpu->arch.gprs[reg->id - KVM_REG_MIPS_R0] = v;
break;
case KVM_REG_MIPS_HI:
vcpu->arch.hi = v;
break;
case KVM_REG_MIPS_LO:
vcpu->arch.lo = v;
break;
case KVM_REG_MIPS_PC:
vcpu->arch.pc = v;
break;
case KVM_REG_MIPS_CP0_INDEX:
kvm_write_c0_guest_index(cop0, v);
break;
case KVM_REG_MIPS_CP0_CONTEXT:
kvm_write_c0_guest_context(cop0, v);
break;
case KVM_REG_MIPS_CP0_PAGEMASK:
kvm_write_c0_guest_pagemask(cop0, v);
break;
case KVM_REG_MIPS_CP0_WIRED:
kvm_write_c0_guest_wired(cop0, v);
break;
case KVM_REG_MIPS_CP0_BADVADDR:
kvm_write_c0_guest_badvaddr(cop0, v);
break;
case KVM_REG_MIPS_CP0_ENTRYHI:
kvm_write_c0_guest_entryhi(cop0, v);
break;
case KVM_REG_MIPS_CP0_STATUS:
kvm_write_c0_guest_status(cop0, v);
break;
case KVM_REG_MIPS_CP0_CAUSE:
kvm_write_c0_guest_cause(cop0, v);
break;
case KVM_REG_MIPS_CP0_ERROREPC:
kvm_write_c0_guest_errorepc(cop0, v);
break;
default:
return -EINVAL;
}
return 0;
}
long
@ -491,9 +700,38 @@ kvm_arch_vcpu_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg)
struct kvm_vcpu *vcpu = filp->private_data;
void __user *argp = (void __user *)arg;
long r;
int intr;
switch (ioctl) {
case KVM_SET_ONE_REG:
case KVM_GET_ONE_REG: {
struct kvm_one_reg reg;
if (copy_from_user(&reg, argp, sizeof(reg)))
return -EFAULT;
if (ioctl == KVM_SET_ONE_REG)
return kvm_mips_set_reg(vcpu, &reg);
else
return kvm_mips_get_reg(vcpu, &reg);
}
case KVM_GET_REG_LIST: {
struct kvm_reg_list __user *user_list = argp;
u64 __user *reg_dest;
struct kvm_reg_list reg_list;
unsigned n;
if (copy_from_user(&reg_list, user_list, sizeof(reg_list)))
return -EFAULT;
n = reg_list.n;
reg_list.n = ARRAY_SIZE(kvm_mips_get_one_regs);
if (copy_to_user(user_list, &reg_list, sizeof(reg_list)))
return -EFAULT;
if (n < reg_list.n)
return -E2BIG;
reg_dest = user_list->reg;
if (copy_to_user(reg_dest, kvm_mips_get_one_regs,
sizeof(kvm_mips_get_one_regs)))
return -EFAULT;
return 0;
}
case KVM_NMI:
/* Treat the NMI as a CPU reset */
r = kvm_mips_reset_vcpu(vcpu);
@ -505,8 +743,6 @@ kvm_arch_vcpu_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg)
if (copy_from_user(&irq, argp, sizeof(irq)))
goto out;
intr = (int)irq.irq;
kvm_debug("[%d] %s: irq: %d\n", vcpu->vcpu_id, __func__,
irq.irq);
@ -514,7 +750,7 @@ kvm_arch_vcpu_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg)
break;
}
default:
r = -EINVAL;
r = -ENOIOCTLCMD;
}
out:
@ -565,7 +801,7 @@ long kvm_arch_vm_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg)
switch (ioctl) {
default:
r = -EINVAL;
r = -ENOIOCTLCMD;
}
return r;
@ -593,13 +829,13 @@ void kvm_arch_exit(void)
int
kvm_arch_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs)
{
return -ENOTSUPP;
return -ENOIOCTLCMD;
}
int
kvm_arch_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs)
{
return -ENOTSUPP;
return -ENOIOCTLCMD;
}
int kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
@ -609,12 +845,12 @@ int kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
{
return -ENOTSUPP;
return -ENOIOCTLCMD;
}
int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
{
return -ENOTSUPP;
return -ENOIOCTLCMD;
}
int kvm_arch_vcpu_fault(struct kvm_vcpu *vcpu, struct vm_fault *vmf)
@ -627,6 +863,9 @@ int kvm_dev_ioctl_check_extension(long ext)
int r;
switch (ext) {
case KVM_CAP_ONE_REG:
r = 1;
break;
case KVM_CAP_COALESCED_MMIO:
r = KVM_COALESCED_MMIO_PAGE_OFFSET;
break;
@ -635,7 +874,6 @@ int kvm_dev_ioctl_check_extension(long ext)
break;
}
return r;
}
int kvm_cpu_has_pending_timer(struct kvm_vcpu *vcpu)
@ -677,28 +915,28 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
{
int i;
for (i = 0; i < 32; i++)
vcpu->arch.gprs[i] = regs->gprs[i];
for (i = 1; i < ARRAY_SIZE(vcpu->arch.gprs); i++)
vcpu->arch.gprs[i] = regs->gpr[i];
vcpu->arch.gprs[0] = 0; /* zero is special, and cannot be set. */
vcpu->arch.hi = regs->hi;
vcpu->arch.lo = regs->lo;
vcpu->arch.pc = regs->pc;
return kvm_mips_callbacks->vcpu_ioctl_set_regs(vcpu, regs);
return 0;
}
int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
{
int i;
for (i = 0; i < 32; i++)
regs->gprs[i] = vcpu->arch.gprs[i];
for (i = 0; i < ARRAY_SIZE(vcpu->arch.gprs); i++)
regs->gpr[i] = vcpu->arch.gprs[i];
regs->hi = vcpu->arch.hi;
regs->lo = vcpu->arch.lo;
regs->pc = vcpu->arch.pc;
return kvm_mips_callbacks->vcpu_ioctl_get_regs(vcpu, regs);
return 0;
}
void kvm_mips_comparecount_func(unsigned long data)

50
arch/mips/kvm/kvm_trap_emul.c
View File

@ -345,54 +345,6 @@ static int kvm_trap_emul_handle_break(struct kvm_vcpu *vcpu)
return ret;
}
static int
kvm_trap_emul_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
{
struct mips_coproc *cop0 = vcpu->arch.cop0;
kvm_write_c0_guest_index(cop0, regs->cp0reg[MIPS_CP0_TLB_INDEX][0]);
kvm_write_c0_guest_context(cop0, regs->cp0reg[MIPS_CP0_TLB_CONTEXT][0]);
kvm_write_c0_guest_badvaddr(cop0, regs->cp0reg[MIPS_CP0_BAD_VADDR][0]);
kvm_write_c0_guest_entryhi(cop0, regs->cp0reg[MIPS_CP0_TLB_HI][0]);
kvm_write_c0_guest_epc(cop0, regs->cp0reg[MIPS_CP0_EXC_PC][0]);
kvm_write_c0_guest_status(cop0, regs->cp0reg[MIPS_CP0_STATUS][0]);
kvm_write_c0_guest_cause(cop0, regs->cp0reg[MIPS_CP0_CAUSE][0]);
kvm_write_c0_guest_pagemask(cop0,
regs->cp0reg[MIPS_CP0_TLB_PG_MASK][0]);
kvm_write_c0_guest_wired(cop0, regs->cp0reg[MIPS_CP0_TLB_WIRED][0]);
kvm_write_c0_guest_errorepc(cop0, regs->cp0reg[MIPS_CP0_ERROR_PC][0]);
return 0;
}
static int
kvm_trap_emul_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
{
struct mips_coproc *cop0 = vcpu->arch.cop0;
regs->cp0reg[MIPS_CP0_TLB_INDEX][0] = kvm_read_c0_guest_index(cop0);
regs->cp0reg[MIPS_CP0_TLB_CONTEXT][0] = kvm_read_c0_guest_context(cop0);
regs->cp0reg[MIPS_CP0_BAD_VADDR][0] = kvm_read_c0_guest_badvaddr(cop0);
regs->cp0reg[MIPS_CP0_TLB_HI][0] = kvm_read_c0_guest_entryhi(cop0);
regs->cp0reg[MIPS_CP0_EXC_PC][0] = kvm_read_c0_guest_epc(cop0);
regs->cp0reg[MIPS_CP0_STATUS][0] = kvm_read_c0_guest_status(cop0);
regs->cp0reg[MIPS_CP0_CAUSE][0] = kvm_read_c0_guest_cause(cop0);
regs->cp0reg[MIPS_CP0_TLB_PG_MASK][0] =
kvm_read_c0_guest_pagemask(cop0);
regs->cp0reg[MIPS_CP0_TLB_WIRED][0] = kvm_read_c0_guest_wired(cop0);
regs->cp0reg[MIPS_CP0_ERROR_PC][0] = kvm_read_c0_guest_errorepc(cop0);
regs->cp0reg[MIPS_CP0_CONFIG][0] = kvm_read_c0_guest_config(cop0);
regs->cp0reg[MIPS_CP0_CONFIG][1] = kvm_read_c0_guest_config1(cop0);
regs->cp0reg[MIPS_CP0_CONFIG][2] = kvm_read_c0_guest_config2(cop0);
regs->cp0reg[MIPS_CP0_CONFIG][3] = kvm_read_c0_guest_config3(cop0);
regs->cp0reg[MIPS_CP0_CONFIG][7] = kvm_read_c0_guest_config7(cop0);
return 0;
}
static int kvm_trap_emul_vm_init(struct kvm *kvm)
{
return 0;
@ -471,8 +423,6 @@ static struct kvm_mips_callbacks kvm_trap_emul_callbacks = {
.dequeue_io_int = kvm_mips_dequeue_io_int_cb,
.irq_deliver = kvm_mips_irq_deliver_cb,
.irq_clear = kvm_mips_irq_clear_cb,
.vcpu_ioctl_get_regs = kvm_trap_emul_ioctl_get_regs,
.vcpu_ioctl_set_regs = kvm_trap_emul_ioctl_set_regs,
};
int kvm_mips_emulation_init(struct kvm_mips_callbacks **install_callbacks)

4
arch/mips/mm/tlbex.c
View File

@ -301,10 +301,6 @@ static u32 tlb_handler[128] __cpuinitdata;
static struct uasm_label labels[128] __cpuinitdata;
static struct uasm_reloc relocs[128] __cpuinitdata;
#ifdef CONFIG_64BIT
static int check_for_high_segbits __cpuinitdata;
#endif
static int check_for_high_segbits __cpuinitdata;
static unsigned int kscratch_used_mask __cpuinitdata;

2
arch/mips/ralink/of.c
View File

@ -88,7 +88,7 @@ void __init plat_mem_setup(void)
__dt_setup_arch(&__dtb_start);
if (soc_info.mem_size)
add_memory_region(soc_info.mem_base, soc_info.mem_size,
add_memory_region(soc_info.mem_base, soc_info.mem_size * SZ_1M,
BOOT_MEM_RAM);
else
detect_memory_region(soc_info.mem_base,

7
arch/s390/appldata/appldata_base.c
View File

@ -212,7 +212,9 @@ appldata_timer_handler(ctl_table *ctl, int write,
return 0;
}
if (!write) {
len = sprintf(buf, appldata_timer_active ? "1\n" : "0\n");
strncpy(buf, appldata_timer_active ? "1\n" : "0\n",
ARRAY_SIZE(buf));
len = strnlen(buf, ARRAY_SIZE(buf));
if (len > *lenp)
len = *lenp;
if (copy_to_user(buffer, buf, len))
@ -317,7 +319,8 @@ appldata_generic_handler(ctl_table *ctl, int write,
return 0;
}
if (!write) {
len = sprintf(buf, ops->active ? "1\n" : "0\n");
strncpy(buf, ops->active ? "1\n" : "0\n", ARRAY_SIZE(buf));
len = strnlen(buf, ARRAY_SIZE(buf));
if (len > *lenp)
len = *lenp;
if (copy_to_user(buffer, buf, len)) {

2
arch/s390/include/asm/dma-mapping.h
View File

@ -71,8 +71,8 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
{
struct dma_map_ops *dma_ops = get_dma_ops(dev);
dma_ops->free(dev, size, cpu_addr, dma_handle, NULL);
debug_dma_free_coherent(dev, size, cpu_addr, dma_handle);
dma_ops->free(dev, size, cpu_addr, dma_handle, NULL);
}
#endif /* _ASM_S390_DMA_MAPPING_H */

1
arch/s390/include/asm/io.h
View File

@ -36,6 +36,7 @@ static inline void * phys_to_virt(unsigned long address)
}
void *xlate_dev_mem_ptr(unsigned long phys);
#define xlate_dev_mem_ptr xlate_dev_mem_ptr
void unxlate_dev_mem_ptr(unsigned long phys, void *addr);
/*

15
arch/s390/include/asm/pgtable.h
View File

@ -646,7 +646,7 @@ static inline pgste_t pgste_update_all(pte_t *ptep, pgste_t pgste)
unsigned long address, bits;
unsigned char skey;
if (!pte_present(*ptep))
if (pte_val(*ptep) & _PAGE_INVALID)
return pgste;
address = pte_val(*ptep) & PAGE_MASK;
skey = page_get_storage_key(address);
@ -680,7 +680,7 @@ static inline pgste_t pgste_update_young(pte_t *ptep, pgste_t pgste)
#ifdef CONFIG_PGSTE
int young;
if (!pte_present(*ptep))
if (pte_val(*ptep) & _PAGE_INVALID)
return pgste;
/* Get referenced bit from storage key */
young = page_reset_referenced(pte_val(*ptep) & PAGE_MASK);
@ -706,7 +706,7 @@ static inline void pgste_set_key(pte_t *ptep, pgste_t pgste, pte_t entry)
unsigned long address;
unsigned long okey, nkey;
if (!pte_present(entry))
if (pte_val(entry) & _PAGE_INVALID)
return;
address = pte_val(entry) & PAGE_MASK;
okey = nkey = page_get_storage_key(address);
@ -1098,6 +1098,9 @@ static inline pte_t ptep_modify_prot_start(struct mm_struct *mm,
pte = *ptep;
if (!mm_exclusive(mm))
__ptep_ipte(address, ptep);
if (mm_has_pgste(mm))
pgste = pgste_update_all(&pte, pgste);
return pte;
}
@ -1105,9 +1108,13 @@ static inline void ptep_modify_prot_commit(struct mm_struct *mm,
unsigned long address,
pte_t *ptep, pte_t pte)
{
pgste_t pgste;
if (mm_has_pgste(mm)) {
pgste = *(pgste_t *)(ptep + PTRS_PER_PTE);
pgste_set_key(ptep, pgste, pte);
pgste_set_pte(ptep, pte);
pgste_set_unlock(ptep, *(pgste_t *)(ptep + PTRS_PER_PTE));
pgste_set_unlock(ptep, pgste);
} else
*ptep = pte;
}

45
arch/s390/kernel/smp.c
View File

@ -428,34 +428,27 @@ void smp_stop_cpu(void)
* This is the main routine where commands issued by other
* cpus are handled.
*/
static void smp_handle_ext_call(void)
{
unsigned long bits;
/* handle bit signal external calls */
bits = xchg(&pcpu_devices[smp_processor_id()].ec_mask, 0);
if (test_bit(ec_stop_cpu, &bits))
smp_stop_cpu();
if (test_bit(ec_schedule, &bits))
scheduler_ipi();
if (test_bit(ec_call_function, &bits))
generic_smp_call_function_interrupt();
if (test_bit(ec_call_function_single, &bits))
generic_smp_call_function_single_interrupt();
}
static void do_ext_call_interrupt(struct ext_code ext_code,
unsigned int param32, unsigned long param64)
{
unsigned long bits;
int cpu;
cpu = smp_processor_id();
if (ext_code.code == 0x1202)
inc_irq_stat(IRQEXT_EXC);
else
inc_irq_stat(IRQEXT_EMS);
/*
* handle bit signal external calls
*/
bits = xchg(&pcpu_devices[cpu].ec_mask, 0);
if (test_bit(ec_stop_cpu, &bits))
smp_stop_cpu();
if (test_bit(ec_schedule, &bits))
scheduler_ipi();
if (test_bit(ec_call_function, &bits))
generic_smp_call_function_interrupt();
if (test_bit(ec_call_function_single, &bits))
generic_smp_call_function_single_interrupt();
inc_irq_stat(ext_code.code == 0x1202 ? IRQEXT_EXC : IRQEXT_EMS);
smp_handle_ext_call();
}
void arch_send_call_function_ipi_mask(const struct cpumask *mask)
@ -760,6 +753,8 @@ int __cpu_disable(void)
{
unsigned long cregs[16];
/* Handle possible pending IPIs */
smp_handle_ext_call();
set_cpu_online(smp_processor_id(), false);
/* Disable pseudo page faults on this cpu. */
pfault_fini();

2
arch/s390/mm/pgtable.c
View File

@ -492,7 +492,7 @@ static int gmap_connect_pgtable(unsigned long address, unsigned long segment,
mp = (struct gmap_pgtable *) page->index;
rmap->gmap = gmap;
rmap->entry = segment_ptr;
rmap->vmaddr = address;
rmap->vmaddr = address & PMD_MASK;
spin_lock(&mm->page_table_lock);
if (*segment_ptr == segment) {
list_add(&rmap->list, &mp->mapper);

9
arch/x86/kvm/emulate.c
View File

@ -1240,9 +1240,12 @@ static int decode_modrm(struct x86_emulate_ctxt *ctxt,
ctxt->modrm_seg = VCPU_SREG_DS;
if (ctxt->modrm_mod == 3) {
int highbyte_regs = ctxt->rex_prefix == 0;
op->type = OP_REG;
op->bytes = (ctxt->d & ByteOp) ? 1 : ctxt->op_bytes;
op->addr.reg = decode_register(ctxt, ctxt->modrm_rm, ctxt->d & ByteOp);
op->addr.reg = decode_register(ctxt, ctxt->modrm_rm,
highbyte_regs && (ctxt->d & ByteOp));
if (ctxt->d & Sse) {
op->type = OP_XMM;
op->bytes = 16;
@ -3997,7 +4000,8 @@ static const struct opcode twobyte_table[256] = {
DI(ImplicitOps | Priv, invd), DI(ImplicitOps | Priv, wbinvd), N, N,
N, D(ImplicitOps | ModRM), N, N,
/* 0x10 - 0x1F */
N, N, N, N, N, N, N, N, D(ImplicitOps | ModRM), N, N, N, N, N, N, N,
N, N, N, N, N, N, N, N,
D(ImplicitOps | ModRM), N, N, N, N, N, N, D(ImplicitOps | ModRM),
/* 0x20 - 0x2F */
DIP(ModRM | DstMem | Priv | Op3264, cr_read, check_cr_read),
DIP(ModRM | DstMem | Priv | Op3264, dr_read, check_dr_read),
@ -4836,6 +4840,7 @@ twobyte_insn:
case 0x08: /* invd */
case 0x0d: /* GrpP (prefetch) */
case 0x18: /* Grp16 (prefetch/nop) */
case 0x1f: /* nop */
break;
case 0x20: /* mov cr, reg */
ctxt->dst.val = ops->get_cr(ctxt, ctxt->modrm_reg);

9
arch/x86/kvm/lapic.c
View File

@ -1861,11 +1861,14 @@ void kvm_apic_accept_events(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->arch.apic;
unsigned int sipi_vector;
unsigned long pe;
if (!kvm_vcpu_has_lapic(vcpu))
if (!kvm_vcpu_has_lapic(vcpu) || !apic->pending_events)
return;
if (test_and_clear_bit(KVM_APIC_INIT, &apic->pending_events)) {
pe = xchg(&apic->pending_events, 0);
if (test_bit(KVM_APIC_INIT, &pe)) {
kvm_lapic_reset(vcpu);
kvm_vcpu_reset(vcpu);
if (kvm_vcpu_is_bsp(apic->vcpu))
@ -1873,7 +1876,7 @@ void kvm_apic_accept_events(struct kvm_vcpu *vcpu)
else
vcpu->arch.mp_state = KVM_MP_STATE_INIT_RECEIVED;
}
if (test_and_clear_bit(KVM_APIC_SIPI, &apic->pending_events) &&
if (test_bit(KVM_APIC_SIPI, &pe) &&
vcpu->arch.mp_state == KVM_MP_STATE_INIT_RECEIVED) {
/* evaluate pending_events before reading the vector */
smp_rmb();

5
arch/x86/pci/common.c
View File

@ -628,7 +628,9 @@ int pcibios_add_device(struct pci_dev *dev)
pa_data = boot_params.hdr.setup_data;
while (pa_data) {
data = phys_to_virt(pa_data);
data = ioremap(pa_data, sizeof(*rom));
if (!data)
return -ENOMEM;
if (data->type == SETUP_PCI) {
rom = (struct pci_setup_rom *)data;
@ -645,6 +647,7 @@ int pcibios_add_device(struct pci_dev *dev)
}
}
pa_data = data->next;
iounmap(data);
}
return 0;
}

7
drivers/acpi/apei/ghes.c
View File

@ -919,13 +919,14 @@ static int ghes_probe(struct platform_device *ghes_dev)
break;
case ACPI_HEST_NOTIFY_EXTERNAL:
/* External interrupt vector is GSI */
if (acpi_gsi_to_irq(generic->notify.vector, &ghes->irq)) {
rc = acpi_gsi_to_irq(generic->notify.vector, &ghes->irq);
if (rc) {
pr_err(GHES_PFX "Failed to map GSI to IRQ for generic hardware error source: %d\n",
generic->header.source_id);
goto err_edac_unreg;
}
if (request_irq(ghes->irq, ghes_irq_func,
0, "GHES IRQ", ghes)) {
rc = request_irq(ghes->irq, ghes_irq_func, 0, "GHES IRQ", ghes);
if (rc) {
pr_err(GHES_PFX "Failed to register IRQ for generic hardware error source: %d\n",
generic->header.source_id);
goto err_edac_unreg;

10
drivers/acpi/device_pm.c
View File

@ -278,11 +278,13 @@ int acpi_bus_init_power(struct acpi_device *device)
if (result)
return result;
} else if (state == ACPI_STATE_UNKNOWN) {
/* No power resources and missing _PSC? Try to force D0. */
/*
* No power resources and missing _PSC? Cross fingers and make
* it D0 in hope that this is what the BIOS put the device into.
* [We tried to force D0 here by executing _PS0, but that broke
* Toshiba P870-303 in a nasty way.]
*/
state = ACPI_STATE_D0;
result = acpi_dev_pm_explicit_set(device, state);
if (result)
return result;
}
device->power.state = state;
return 0;

16
drivers/acpi/video.c
View File

@ -456,6 +456,14 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dm4 Notebook PC"),
},
},
{
.callback = video_ignore_initial_backlight,
.ident = "HP Pavilion g6 Notebook PC",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"),
DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion g6 Notebook PC"),
},
},
{
.callback = video_ignore_initial_backlight,
.ident = "HP 1000 Notebook PC",
@ -464,6 +472,14 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
DMI_MATCH(DMI_PRODUCT_NAME, "HP 1000 Notebook PC"),
},
},
{
.callback = video_ignore_initial_backlight,
.ident = "HP Pavilion m4",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"),
DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion m4 Notebook PC"),
},
},
{}
};

2
drivers/ata/acard-ahci.c
View File

@ -2,7 +2,7 @@
/*
* acard-ahci.c - ACard AHCI SATA support
*
* Maintained by: Jeff Garzik <jgarzik@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.
*

4
drivers/ata/ahci.c
View File

@ -1,7 +1,7 @@
/*
* ahci.c - AHCI SATA support
*
* Maintained by: Jeff Garzik <jgarzik@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.
*
@ -423,6 +423,8 @@ static const struct pci_device_id ahci_pci_tbl[] = {
.driver_data = board_ahci_yes_fbs }, /* 88se9125 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x917a),
.driver_data = board_ahci_yes_fbs }, /* 88se9172 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9172),
.driver_data = board_ahci_yes_fbs }, /* 88se9172 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9192),
.driver_data = board_ahci_yes_fbs }, /* 88se9172 on some Gigabyte */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a3),

2
drivers/ata/ahci.h
View File

@ -1,7 +1,7 @@
/*
* ahci.h - Common AHCI SATA definitions and declarations
*
* Maintained by: Jeff Garzik <jgarzik@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.
*

17
drivers/ata/ata_piix.c
View File

@ -1,7 +1,7 @@
/*
* ata_piix.c - Intel PATA/SATA controllers
*
* Maintained by: Jeff Garzik <jgarzik@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.
*
@ -151,6 +151,7 @@ enum piix_controller_ids {
piix_pata_vmw, /* PIIX4 for VMware, spurious DMA_ERR */
ich8_sata_snb,
ich8_2port_sata_snb,
ich8_2port_sata_byt,
};
struct piix_map_db {
@ -334,6 +335,9 @@ static const struct pci_device_id piix_pci_tbl[] = {
{ 0x8086, 0x8d60, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb },
/* SATA Controller IDE (Wellsburg) */
{ 0x8086, 0x8d68, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
/* SATA Controller IDE (BayTrail) */
{ 0x8086, 0x0F20, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata_byt },
{ 0x8086, 0x0F21, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata_byt },
{ } /* terminate list */
};
@ -441,6 +445,7 @@ static const struct piix_map_db *piix_map_db_table[] = {
[tolapai_sata] = &tolapai_map_db,
[ich8_sata_snb] = &ich8_map_db,
[ich8_2port_sata_snb] = &ich8_2port_map_db,
[ich8_2port_sata_byt] = &ich8_2port_map_db,
};
static struct pci_bits piix_enable_bits[] = {
@ -1254,6 +1259,16 @@ static struct ata_port_info piix_port_info[] = {
.udma_mask = ATA_UDMA6,
.port_ops = &piix_sata_ops,
},
[ich8_2port_sata_byt] =
{
.flags = PIIX_SATA_FLAGS | PIIX_FLAG_SIDPR | PIIX_FLAG_PIO16,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA6,
.port_ops = &piix_sata_ops,
},
};
#define AHCI_PCI_BAR 5

2
drivers/ata/libahci.c
View File

@ -1,7 +1,7 @@
/*
* libahci.c - Common AHCI SATA low-level routines
*
* Maintained by: Jeff Garzik <jgarzik@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.
*

8
drivers/ata/libata-core.c
View File

@ -1,7 +1,7 @@
/*
* libata-core.c - helper library for ATA
*
* Maintained by: Jeff Garzik <jgarzik@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.
*
@ -1602,6 +1602,12 @@ unsigned ata_exec_internal_sg(struct ata_device *dev,
qc->tf = *tf;
if (cdb)
memcpy(qc->cdb, cdb, ATAPI_CDB_LEN);
/* some SATA bridges need us to indicate data xfer direction */
if (tf->protocol == ATAPI_PROT_DMA && (dev->flags & ATA_DFLAG_DMADIR) &&
dma_dir == DMA_FROM_DEVICE)
qc->tf.feature |= ATAPI_DMADIR;
qc->flags |= ATA_QCFLAG_RESULT_TF;
qc->dma_dir = dma_dir;
if (dma_dir != DMA_NONE) {

2
drivers/ata/libata-eh.c
View File

@ -1,7 +1,7 @@
/*
* libata-eh.c - libata error handling
*
* Maintained by: Jeff Garzik <jgarzik@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.
*

2
drivers/ata/libata-scsi.c
View File

@ -1,7 +1,7 @@
/*
* libata-scsi.c - helper library for ATA
*
* Maintained by: Jeff Garzik <jgarzik@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.
*

2
drivers/ata/libata-sff.c
View File

@ -1,7 +1,7 @@
/*
* libata-sff.c - helper library for PCI IDE BMDMA
*
* Maintained by: Jeff Garzik <jgarzik@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.
*

2
drivers/ata/pdc_adma.c
View File

@ -1,7 +1,7 @@
/*
* pdc_adma.c - Pacific Digital Corporation ADMA
*
* Maintained by: Mark Lord <mlord@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
*
* Copyright 2005 Mark Lord
*

2
drivers/ata/sata_promise.c
View File

@ -1,7 +1,7 @@
/*
* sata_promise.c - Promise SATA
*
* Maintained by: Jeff Garzik <jgarzik@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
* Mikael Pettersson <mikpe@it.uu.se>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.

24
drivers/ata/sata_rcar.c
View File

@ -549,6 +549,7 @@ static void sata_rcar_bmdma_start(struct ata_queued_cmd *qc)
/* start host DMA transaction */
dmactl = ioread32(priv->base + ATAPI_CONTROL1_REG);
dmactl &= ~ATAPI_CONTROL1_STOP;
dmactl |= ATAPI_CONTROL1_START;
iowrite32(dmactl, priv->base + ATAPI_CONTROL1_REG);
}
@ -618,17 +619,16 @@ static struct ata_port_operations sata_rcar_port_ops = {
.bmdma_status = sata_rcar_bmdma_status,
};
static int sata_rcar_serr_interrupt(struct ata_port *ap)
static void sata_rcar_serr_interrupt(struct ata_port *ap)
{
struct sata_rcar_priv *priv = ap->host->private_data;
struct ata_eh_info *ehi = &ap->link.eh_info;
int freeze = 0;
int handled = 0;
u32 serror;
serror = ioread32(priv->base + SCRSERR_REG);
if (!serror)
return 0;
return;
DPRINTK("SError @host_intr: 0x%x\n", serror);
@ -641,7 +641,6 @@ static int sata_rcar_serr_interrupt(struct ata_port *ap)
ata_ehi_push_desc(ehi, "%s", "hotplug");
freeze = serror & SERR_COMM_WAKE ? 0 : 1;
handled = 1;
}
/* freeze or abort */
@ -649,11 +648,9 @@ static int sata_rcar_serr_interrupt(struct ata_port *ap)
ata_port_freeze(ap);
else
ata_port_abort(ap);
return handled;
}
static int sata_rcar_ata_interrupt(struct ata_port *ap)
static void sata_rcar_ata_interrupt(struct ata_port *ap)
{
struct ata_queued_cmd *qc;
int handled = 0;
@ -662,7 +659,9 @@ static int sata_rcar_ata_interrupt(struct ata_port *ap)
if (qc)
handled |= ata_bmdma_port_intr(ap, qc);
return handled;
/* be sure to clear ATA interrupt */
if (!handled)
sata_rcar_check_status(ap);
}
static irqreturn_t sata_rcar_interrupt(int irq, void *dev_instance)
@ -677,20 +676,21 @@ static irqreturn_t sata_rcar_interrupt(int irq, void *dev_instance)
spin_lock_irqsave(&host->lock, flags);
sataintstat = ioread32(priv->base + SATAINTSTAT_REG);
sataintstat &= SATA_RCAR_INT_MASK;
if (!sataintstat)
goto done;
/* ack */
iowrite32(sataintstat & ~SATA_RCAR_INT_MASK,
priv->base + SATAINTSTAT_REG);
iowrite32(~sataintstat & 0x7ff, priv->base + SATAINTSTAT_REG);
ap = host->ports[0];
if (sataintstat & SATAINTSTAT_ATA)
handled |= sata_rcar_ata_interrupt(ap);
sata_rcar_ata_interrupt(ap);
if (sataintstat & SATAINTSTAT_SERR)
handled |= sata_rcar_serr_interrupt(ap);
sata_rcar_serr_interrupt(ap);
handled = 1;
done:
spin_unlock_irqrestore(&host->lock, flags);

2
drivers/ata/sata_sil.c
View File

@ -1,7 +1,7 @@
/*
* sata_sil.c - Silicon Image SATA
*
* Maintained by: Jeff Garzik <jgarzik@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.
*

2
drivers/ata/sata_sx4.c
View File

@ -1,7 +1,7 @@
/*
* sata_sx4.c - Promise SATA
*
* Maintained by: Jeff Garzik <jgarzik@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.
*

2
drivers/ata/sata_via.c
View File

@ -1,7 +1,7 @@
/*
* sata_via.c - VIA Serial ATA controllers
*
* Maintained by: Jeff Garzik <jgarzik@pobox.com>
* Maintained by: Tejun Heo <tj@kernel.org>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.
*

4
drivers/cpufreq/acpi-cpufreq.c
View File

@ -347,11 +347,11 @@ static u32 get_cur_val(const struct cpumask *mask)
switch (per_cpu(acfreq_data, cpumask_first(mask))->cpu_feature) {
case SYSTEM_INTEL_MSR_CAPABLE:
cmd.type = SYSTEM_INTEL_MSR_CAPABLE;
cmd.addr.msr.reg = MSR_IA32_PERF_STATUS;
cmd.addr.msr.reg = MSR_IA32_PERF_CTL;
break;
case SYSTEM_AMD_MSR_CAPABLE:
cmd.type = SYSTEM_AMD_MSR_CAPABLE;
cmd.addr.msr.reg = MSR_AMD_PERF_STATUS;
cmd.addr.msr.reg = MSR_AMD_PERF_CTL;
break;
case SYSTEM_IO_CAPABLE:
cmd.type = SYSTEM_IO_CAPABLE;

5
drivers/cpufreq/cpufreq-cpu0.c
View File

@ -45,7 +45,7 @@ static int cpu0_set_target(struct cpufreq_policy *policy,
struct cpufreq_freqs freqs;
struct opp *opp;
unsigned long volt = 0, volt_old = 0, tol = 0;
long freq_Hz;
long freq_Hz, freq_exact;
unsigned int index;
int ret;
@ -60,6 +60,7 @@ static int cpu0_set_target(struct cpufreq_policy *policy,
freq_Hz = clk_round_rate(cpu_clk, freq_table[index].frequency * 1000);
if (freq_Hz < 0)
freq_Hz = freq_table[index].frequency * 1000;
freq_exact = freq_Hz;
freqs.new = freq_Hz / 1000;
freqs.old = clk_get_rate(cpu_clk) / 1000;
@ -98,7 +99,7 @@ static int cpu0_set_target(struct cpufreq_policy *policy,
}
}
ret = clk_set_rate(cpu_clk, freqs.new * 1000);
ret = clk_set_rate(cpu_clk, freq_exact);
if (ret) {
pr_err("failed to set clock rate: %d\n", ret);
if (cpu_reg)

3
drivers/cpufreq/cpufreq_governor.c
View File

@ -26,6 +26,7 @@
#include <linux/tick.h>
#include <linux/types.h>
#include <linux/workqueue.h>
#include <linux/cpu.h>
#include "cpufreq_governor.h"
@ -180,8 +181,10 @@ void gov_queue_work(struct dbs_data *dbs_data, struct cpufreq_policy *policy,
if (!all_cpus) {
__gov_queue_work(smp_processor_id(), dbs_data, delay);
} else {
get_online_cpus();
for_each_cpu(i, policy->cpus)
__gov_queue_work(i, dbs_data, delay);
put_online_cpus();
}
}
EXPORT_SYMBOL_GPL(gov_queue_work);

45
drivers/dma/dmatest.c
View File

@ -716,8 +716,7 @@ static int dmatest_func(void *data)
}
dma_async_issue_pending(chan);
wait_event_freezable_timeout(done_wait,
done.done || kthread_should_stop(),
wait_event_freezable_timeout(done_wait, done.done,
msecs_to_jiffies(params->timeout));
status = dma_async_is_tx_complete(chan, cookie, NULL, NULL);
@ -997,7 +996,6 @@ static void stop_threaded_test(struct dmatest_info *info)
static int __restart_threaded_test(struct dmatest_info *info, bool run)
{
struct dmatest_params *params = &info->params;
int ret;
/* Stop any running test first */
__stop_threaded_test(info);
@ -1012,13 +1010,23 @@ static int __restart_threaded_test(struct dmatest_info *info, bool run)
memcpy(params, &info->dbgfs_params, sizeof(*params));
/* Run test with new parameters */
ret = __run_threaded_test(info);
if (ret) {
__stop_threaded_test(info);
pr_err("dmatest: Can't run test\n");
return __run_threaded_test(info);
}
static bool __is_threaded_test_run(struct dmatest_info *info)
{
struct dmatest_chan *dtc;
list_for_each_entry(dtc, &info->channels, node) {
struct dmatest_thread *thread;
list_for_each_entry(thread, &dtc->threads, node) {
if (!thread->done)
return true;
}
}
return ret;
return false;
}
static ssize_t dtf_write_string(void *to, size_t available, loff_t *ppos,
@ -1091,22 +1099,10 @@ static ssize_t dtf_read_run(struct file *file, char __user *user_buf,
{
struct dmatest_info *info = file->private_data;
char buf[3];
struct dmatest_chan *dtc;
bool alive = false;
mutex_lock(&info->lock);
list_for_each_entry(dtc, &info->channels, node) {
struct dmatest_thread *thread;
list_for_each_entry(thread, &dtc->threads, node) {
if (!thread->done) {
alive = true;
break;
}
}
}
if (alive) {
if (__is_threaded_test_run(info)) {
buf[0] = 'Y';
} else {
__stop_threaded_test(info);
@ -1132,7 +1128,12 @@ static ssize_t dtf_write_run(struct file *file, const char __user *user_buf,
if (strtobool(buf, &bv) == 0) {
mutex_lock(&info->lock);
ret = __restart_threaded_test(info, bv);
if (__is_threaded_test_run(info))
ret = -EBUSY;
else
ret = __restart_threaded_test(info, bv);
mutex_unlock(&info->lock);
}

8
drivers/dma/ste_dma40.c
View File

@ -1566,10 +1566,12 @@ static void dma_tc_handle(struct d40_chan *d40c)
return;
}
if (d40_queue_start(d40c) == NULL)
if (d40_queue_start(d40c) == NULL) {
d40c->busy = false;
pm_runtime_mark_last_busy(d40c->base->dev);
pm_runtime_put_autosuspend(d40c->base->dev);
pm_runtime_mark_last_busy(d40c->base->dev);
pm_runtime_put_autosuspend(d40c->base->dev);
}
d40_desc_remove(d40d);
d40_desc_done(d40c, d40d);

6
drivers/gpu/drm/drm_irq.c
View File

@ -1054,7 +1054,7 @@ EXPORT_SYMBOL(drm_vblank_off);
*/
void drm_vblank_pre_modeset(struct drm_device *dev, int crtc)
{
/* vblank is not initialized (IRQ not installed ?) */
/* vblank is not initialized (IRQ not installed ?), or has been freed */
if (!dev->num_crtcs)
return;
/*
@ -1076,6 +1076,10 @@ void drm_vblank_post_modeset(struct drm_device *dev, int crtc)
{
unsigned long irqflags;
/* vblank is not initialized (IRQ not installed ?), or has been freed */
if (!dev->num_crtcs)
return;
if (dev->vblank_inmodeset[crtc]) {
spin_lock_irqsave(&dev->vbl_lock, irqflags);
dev->vblank_disable_allowed = 1;

7
drivers/gpu/drm/i915/i915_gem.c
View File

@ -91,14 +91,11 @@ i915_gem_wait_for_error(struct i915_gpu_error *error)
{
int ret;
#define EXIT_COND (!i915_reset_in_progress(error))
#define EXIT_COND (!i915_reset_in_progress(error) || \
i915_terminally_wedged(error))
if (EXIT_COND)
return 0;
/* GPU is already declared terminally dead, give up. */
if (i915_terminally_wedged(error))
return -EIO;
/*
* Only wait 10 seconds for the gpu reset to complete to avoid hanging
* userspace. If it takes that long something really bad is going on and

5
drivers/gpu/drm/i915/intel_display.c
View File

@ -7937,6 +7937,11 @@ intel_modeset_check_state(struct drm_device *dev)
memset(&pipe_config, 0, sizeof(pipe_config));
active = dev_priv->display.get_pipe_config(crtc,
&pipe_config);
/* hw state is inconsistent with the pipe A quirk */
if (crtc->pipe == PIPE_A && dev_priv->quirks & QUIRK_PIPEA_FORCE)
active = crtc->active;
WARN(crtc->active != active,
"crtc active state doesn't match with hw state "
"(expected %i, found %i)\n", crtc->active, active);

4
drivers/gpu/drm/i915/intel_lvds.c
View File

@ -815,10 +815,10 @@ static const struct dmi_system_id intel_no_lvds[] = {
},
{
.callback = intel_no_lvds_dmi_callback,
.ident = "Hewlett-Packard HP t5740e Thin Client",
.ident = "Hewlett-Packard HP t5740",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"),
DMI_MATCH(DMI_PRODUCT_NAME, "HP t5740e Thin Client"),
DMI_MATCH(DMI_PRODUCT_NAME, " t5740"),
},
},
{

2
drivers/gpu/drm/i915/intel_sdvo.c
View File

@ -1776,7 +1776,7 @@ static void intel_sdvo_get_lvds_modes(struct drm_connector *connector)
* Assume that the preferred modes are
* arranged in priority order.
*/
intel_ddc_get_modes(connector, intel_sdvo->i2c);
intel_ddc_get_modes(connector, &intel_sdvo->ddc);
if (list_empty(&connector->probed_modes) == false)
goto end;

9
drivers/gpu/drm/mgag200/mgag200_mode.c
View File

@ -1034,13 +1034,14 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
else
hi_pri_lvl = 5;
WREG8(0x1fde, 0x06);
WREG8(0x1fdf, hi_pri_lvl);
WREG8(MGAREG_CRTCEXT_INDEX, 0x06);
WREG8(MGAREG_CRTCEXT_DATA, hi_pri_lvl);
} else {
WREG8(MGAREG_CRTCEXT_INDEX, 0x06);
if (mdev->reg_1e24 >= 0x01)
WREG8(0x1fdf, 0x03);
WREG8(MGAREG_CRTCEXT_DATA, 0x03);
else
WREG8(0x1fdf, 0x04);
WREG8(MGAREG_CRTCEXT_DATA, 0x04);
}
}
return 0;

7
drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c
View File

@ -50,11 +50,16 @@ nv50_dac_sense(struct nv50_disp_priv *priv, int or, u32 loadval)
{
const u32 doff = (or * 0x800);
int load = -EINVAL;
nv_mask(priv, 0x61a004 + doff, 0x807f0000, 0x80150000);
nv_wait(priv, 0x61a004 + doff, 0x80000000, 0x00000000);
nv_wr32(priv, 0x61a00c + doff, 0x00100000 | loadval);
udelay(9500);
mdelay(9);
udelay(500);
nv_wr32(priv, 0x61a00c + doff, 0x80000000);
load = (nv_rd32(priv, 0x61a00c + doff) & 0x38000000) >> 27;
nv_wr32(priv, 0x61a00c + doff, 0x00000000);
nv_mask(priv, 0x61a004 + doff, 0x807f0000, 0x80550000);
nv_wait(priv, 0x61a004 + doff, 0x80000000, 0x00000000);
return load;
}

4
drivers/gpu/drm/nouveau/core/engine/disp/hdminv84.c
View File

@ -55,6 +55,10 @@ nv84_hdmi_ctrl(struct nv50_disp_priv *priv, int head, int or, u32 data)
nv_wr32(priv, 0x616510 + hoff, 0x00000000);
nv_mask(priv, 0x616500 + hoff, 0x00000001, 0x00000001);
nv_mask(priv, 0x6165d0 + hoff, 0x00070001, 0x00010001); /* SPARE, HW_CTS */
nv_mask(priv, 0x616568 + hoff, 0x00010101, 0x00000000); /* ACR_CTRL, ?? */
nv_mask(priv, 0x616578 + hoff, 0x80000000, 0x80000000); /* ACR_0441_ENABLE */
/* ??? */
nv_mask(priv, 0x61733c, 0x00100000, 0x00100000); /* RESETF */
nv_mask(priv, 0x61733c, 0x10000000, 0x10000000); /* LOOKUP_EN */

14
drivers/gpu/drm/nouveau/core/engine/fifo/nv50.c
View File

@ -40,14 +40,13 @@
* FIFO channel objects
******************************************************************************/
void
nv50_fifo_playlist_update(struct nv50_fifo_priv *priv)
static void
nv50_fifo_playlist_update_locked(struct nv50_fifo_priv *priv)
{
struct nouveau_bar *bar = nouveau_bar(priv);
struct nouveau_gpuobj *cur;
int i, p;
mutex_lock(&nv_subdev(priv)->mutex);
cur = priv->playlist[priv->cur_playlist];
priv->cur_playlist = !priv->cur_playlist;
@ -61,6 +60,13 @@ nv50_fifo_playlist_update(struct nv50_fifo_priv *priv)
nv_wr32(priv, 0x0032f4, cur->addr >> 12);
nv_wr32(priv, 0x0032ec, p);
nv_wr32(priv, 0x002500, 0x00000101);
}
void
nv50_fifo_playlist_update(struct nv50_fifo_priv *priv)
{
mutex_lock(&nv_subdev(priv)->mutex);
nv50_fifo_playlist_update_locked(priv);
mutex_unlock(&nv_subdev(priv)->mutex);
}
@ -489,7 +495,7 @@ nv50_fifo_init(struct nouveau_object *object)
for (i = 0; i < 128; i++)
nv_wr32(priv, 0x002600 + (i * 4), 0x00000000);
nv50_fifo_playlist_update(priv);
nv50_fifo_playlist_update_locked(priv);
nv_wr32(priv, 0x003200, 0x00000001);
nv_wr32(priv, 0x003250, 0x00000001);

2
drivers/gpu/drm/nouveau/core/include/core/class.h
View File

@ -218,7 +218,7 @@ struct nv04_display_class {
#define NV50_DISP_DAC_PWR_STATE 0x00000040
#define NV50_DISP_DAC_PWR_STATE_ON 0x00000000
#define NV50_DISP_DAC_PWR_STATE_OFF 0x00000040
#define NV50_DISP_DAC_LOAD 0x0002000c
#define NV50_DISP_DAC_LOAD 0x00020100
#define NV50_DISP_DAC_LOAD_VALUE 0x00000007
#define NV50_DISP_PIOR_MTHD 0x00030000

4
drivers/gpu/drm/nouveau/nv50_display.c
View File

@ -1554,7 +1554,9 @@ nv50_dac_detect(struct drm_encoder *encoder, struct drm_connector *connector)
{
struct nv50_disp *disp = nv50_disp(encoder->dev);
int ret, or = nouveau_encoder(encoder)->or;
u32 load = 0;
u32 load = nouveau_drm(encoder->dev)->vbios.dactestval;
if (load == 0)
load = 340;
ret = nv_exec(disp->core, NV50_DISP_DAC_LOAD + or, &load, sizeof(load));
if (ret || load != 7)

11
drivers/gpu/drm/radeon/atombios_encoders.c
View File

@ -667,6 +667,8 @@ atombios_digital_setup(struct drm_encoder *encoder, int action)
int
atombios_get_encoder_mode(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct drm_connector *connector;
struct radeon_connector *radeon_connector;
@ -693,7 +695,8 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
case DRM_MODE_CONNECTOR_DVII:
case DRM_MODE_CONNECTOR_HDMIB: /* HDMI-B is basically DL-DVI; analog works fine */
if (drm_detect_hdmi_monitor(radeon_connector->edid) &&
radeon_audio)
radeon_audio &&
!ASIC_IS_DCE6(rdev)) /* remove once we support DCE6 */
return ATOM_ENCODER_MODE_HDMI;
else if (radeon_connector->use_digital)
return ATOM_ENCODER_MODE_DVI;
@ -704,7 +707,8 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
case DRM_MODE_CONNECTOR_HDMIA:
default:
if (drm_detect_hdmi_monitor(radeon_connector->edid) &&
radeon_audio)
radeon_audio &&
!ASIC_IS_DCE6(rdev)) /* remove once we support DCE6 */
return ATOM_ENCODER_MODE_HDMI;
else
return ATOM_ENCODER_MODE_DVI;
@ -718,7 +722,8 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
(dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
return ATOM_ENCODER_MODE_DP;
else if (drm_detect_hdmi_monitor(radeon_connector->edid) &&
radeon_audio)
radeon_audio &&
!ASIC_IS_DCE6(rdev)) /* remove once we support DCE6 */
return ATOM_ENCODER_MODE_HDMI;
else
return ATOM_ENCODER_MODE_DVI;

10
drivers/gpu/drm/radeon/evergreen.c
View File

@ -4754,6 +4754,12 @@ static int evergreen_startup(struct radeon_device *rdev)
rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
/* Enable IRQ */
if (!rdev->irq.installed) {
r = radeon_irq_kms_init(rdev);
if (r)
return r;
}
r = r600_irq_init(rdev);
if (r) {
DRM_ERROR("radeon: IH init failed (%d).\n", r);
@ -4923,10 +4929,6 @@ int evergreen_init(struct radeon_device *rdev)
if (r)
return r;
r = radeon_irq_kms_init(rdev);
if (r)
return r;
rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL;
r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024);

10
drivers/gpu/drm/radeon/ni.c
View File

@ -2025,6 +2025,12 @@ static int cayman_startup(struct radeon_device *rdev)
}
/* Enable IRQ */
if (!rdev->irq.installed) {
r = radeon_irq_kms_init(rdev);
if (r)
return r;
}
r = r600_irq_init(rdev);
if (r) {
DRM_ERROR("radeon: IH init failed (%d).\n", r);
@ -2190,10 +2196,6 @@ int cayman_init(struct radeon_device *rdev)
if (r)
return r;
r = radeon_irq_kms_init(rdev);
if (r)
return r;
ring->ring_obj = NULL;
r600_ring_init(rdev, ring, 1024 * 1024);

9
drivers/gpu/drm/radeon/r100.c
View File

@ -3869,6 +3869,12 @@ static int r100_startup(struct radeon_device *rdev)
}
/* Enable IRQ */
if (!rdev->irq.installed) {
r = radeon_irq_kms_init(rdev);
if (r)
return r;
}
r100_irq_set(rdev);
rdev->config.r100.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
/* 1M ring buffer */
@ -4022,9 +4028,6 @@ int r100_init(struct radeon_device *rdev)
r100_mc_init(rdev);
/* Fence driver */
r = radeon_fence_driver_init(rdev);
if (r)
return r;
r = radeon_irq_kms_init(rdev);
if (r)
return r;
/* Memory manager */

9
drivers/gpu/drm/radeon/r300.c
View File

@ -1382,6 +1382,12 @@ static int r300_startup(struct radeon_device *rdev)
}
/* Enable IRQ */
if (!rdev->irq.installed) {
r = radeon_irq_kms_init(rdev);
if (r)
return r;
}
r100_irq_set(rdev);
rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
/* 1M ring buffer */
@ -1514,9 +1520,6 @@ int r300_init(struct radeon_device *rdev)
r300_mc_init(rdev);
/* Fence driver */
r = radeon_fence_driver_init(rdev);
if (r)
return r;
r = radeon_irq_kms_init(rdev);
if (r)
return r;
/* Memory manager */

10
drivers/gpu/drm/radeon/r420.c
View File

@ -265,6 +265,12 @@ static int r420_startup(struct radeon_device *rdev)
}
/* Enable IRQ */
if (!rdev->irq.installed) {
r = radeon_irq_kms_init(rdev);
if (r)
return r;
}
r100_irq_set(rdev);
rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
/* 1M ring buffer */
@ -411,10 +417,6 @@ int r420_init(struct radeon_device *rdev)
if (r) {
return r;
}
r = radeon_irq_kms_init(rdev);
if (r) {
return r;
}
/* Memory manager */
r = radeon_bo_init(rdev);
if (r) {

9
drivers/gpu/drm/radeon/r520.c
View File

@ -194,6 +194,12 @@ static int r520_startup(struct radeon_device *rdev)
}
/* Enable IRQ */
if (!rdev->irq.installed) {
r = radeon_irq_kms_init(rdev);
if (r)
return r;
}
rs600_irq_set(rdev);
rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
/* 1M ring buffer */
@ -295,9 +301,6 @@ int r520_init(struct radeon_device *rdev)
rv515_debugfs(rdev);
/* Fence driver */
r = radeon_fence_driver_init(rdev);
if (r)
return r;
r = radeon_irq_kms_init(rdev);
if (r)
return r;
/* Memory manager */

53
drivers/gpu/drm/radeon/r600.c
View File

@ -1046,6 +1046,24 @@ int r600_mc_wait_for_idle(struct radeon_device *rdev)
return -1;
}
uint32_t rs780_mc_rreg(struct radeon_device *rdev, uint32_t reg)
{
uint32_t r;
WREG32(R_0028F8_MC_INDEX, S_0028F8_MC_IND_ADDR(reg));
r = RREG32(R_0028FC_MC_DATA);
WREG32(R_0028F8_MC_INDEX, ~C_0028F8_MC_IND_ADDR);
return r;
}
void rs780_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
{
WREG32(R_0028F8_MC_INDEX, S_0028F8_MC_IND_ADDR(reg) |
S_0028F8_MC_IND_WR_EN(1));
WREG32(R_0028FC_MC_DATA, v);
WREG32(R_0028F8_MC_INDEX, 0x7F);
}
static void r600_mc_program(struct radeon_device *rdev)
{
struct rv515_mc_save save;
@ -1181,6 +1199,8 @@ static int r600_mc_init(struct radeon_device *rdev)
{
u32 tmp;
int chansize, numchan;
uint32_t h_addr, l_addr;
unsigned long long k8_addr;
/* Get VRAM informations */
rdev->mc.vram_is_ddr = true;
@ -1221,7 +1241,30 @@ static int r600_mc_init(struct radeon_device *rdev)
if (rdev->flags & RADEON_IS_IGP) {
rs690_pm_info(rdev);
rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
if (rdev->family == CHIP_RS780 || rdev->family == CHIP_RS880) {
/* Use K8 direct mapping for fast fb access. */
rdev->fastfb_working = false;
h_addr = G_000012_K8_ADDR_EXT(RREG32_MC(R_000012_MC_MISC_UMA_CNTL));
l_addr = RREG32_MC(R_000011_K8_FB_LOCATION);
k8_addr = ((unsigned long long)h_addr) << 32 | l_addr;
#if defined(CONFIG_X86_32) && !defined(CONFIG_X86_PAE)
if (k8_addr + rdev->mc.visible_vram_size < 0x100000000ULL)
#endif
{
/* FastFB shall be used with UMA memory. Here it is simply disabled when sideport
* memory is present.
*/
if (rdev->mc.igp_sideport_enabled == false && radeon_fastfb == 1) {
DRM_INFO("Direct mapping: aper base at 0x%llx, replaced by direct mapping base 0x%llx.\n",
(unsigned long long)rdev->mc.aper_base, k8_addr);
rdev->mc.aper_base = (resource_size_t)k8_addr;
rdev->fastfb_working = true;
}
}
}
}
radeon_update_bandwidth_info(rdev);
return 0;
}
@ -3202,6 +3245,12 @@ static int r600_startup(struct radeon_device *rdev)
}
/* Enable IRQ */
if (!rdev->irq.installed) {
r = radeon_irq_kms_init(rdev);
if (r)
return r;
}
r = r600_irq_init(rdev);
if (r) {
DRM_ERROR("radeon: IH init failed (%d).\n", r);
@ -3356,10 +3405,6 @@ int r600_init(struct radeon_device *rdev)
if (r)
return r;
r = radeon_irq_kms_init(rdev);
if (r)
return r;
rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL;
r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024);

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