samsung_sm8750/android_kernel_samsung_sm8750
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev

Browse Source 
* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev: (54 commits)
  Revert "pata_sis: Implement MWDMA for the UDMA 133 capable chips"
  libata: Clarify ata_set_lba_range_entries function
  libata: Report zeroed read after TRIM and max discard size
  pata_hpt3x2n: fix overclocked MWDMA0 timing
  pata_it8213: MWDMA0 is unsupported
  [libata] MWDMA0 is unsupported on PIIX-like PATA controllers
  pata_via: clear UDMA transfer mode bit for PIO and MWDMA
  pata_sis: Power Management fix
  pata_rz1000: Power Management fix
  pata_radisys: fix UDMA handling
  pata_ns87415: Power Management fix
  pata_marvell: fix marvell_pre_reset() documentation
  pata_legacy: add pointers to QDI65x0 documentation
  pata_legacy: fix access to control register for QDI6580
  pata_legacy: fix QDI6580DP support
  pata_it8213: fix it8213_pre_reset() documentation
  pata_it8213: fix wrong MWDMA timings being programmed
  pata_it8213: fix PIO2 underclocking
  pata_it8213: fix wrong PIO timings being programmed
  pata_it8213: fix UDMA handling
  ...
This commit is contained in:
Linus Torvalds
2009-12-08 08:18:01 -08:00
parent 1c496784a0 1b52f2a41c
commit 23eb3b64b5
39 changed files with 845 additions and 273 deletions
Download Patch File Download Diff File Expand all files Collapse all files

44
include/linux/ata.h
View File

@@ -75,6 +75,7 @@ enum {
ATA_ID_EIDE_DMA_TIME = 66,
ATA_ID_EIDE_PIO = 67,
ATA_ID_EIDE_PIO_IORDY = 68,
ATA_ID_ADDITIONAL_SUPP = 69,
ATA_ID_QUEUE_DEPTH = 75,
ATA_ID_MAJOR_VER = 80,
ATA_ID_COMMAND_SET_1 = 82,
@@ -87,6 +88,7 @@ enum {
ATA_ID_HW_CONFIG = 93,
ATA_ID_SPG = 98,
ATA_ID_LBA_CAPACITY_2 = 100,
ATA_ID_SECTOR_SIZE = 106,
ATA_ID_LAST_LUN = 126,
ATA_ID_DLF = 128,
ATA_ID_CSFO = 129,
@@ -638,6 +640,18 @@ static inline int ata_id_flush_ext_enabled(const u16 *id)
return (id[ATA_ID_CFS_ENABLE_2] & 0x2400) == 0x2400;
}
static inline int ata_id_has_large_logical_sectors(const u16 *id)
{
if ((id[ATA_ID_SECTOR_SIZE] & 0xc000) != 0x4000)
return 0;
return id[ATA_ID_SECTOR_SIZE] & (1 << 13);
}
static inline u8 ata_id_logical_per_physical_sectors(const u16 *id)
{
return id[ATA_ID_SECTOR_SIZE] & 0xf;
}
static inline int ata_id_has_lba48(const u16 *id)
{
if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000)
@@ -803,6 +817,16 @@ static inline int ata_id_has_trim(const u16 *id)
return 0;
}
static inline int ata_id_has_zero_after_trim(const u16 *id)
{
/* DSM supported, deterministic read, and read zero after trim set */
if (ata_id_has_trim(id) &&
(id[ATA_ID_ADDITIONAL_SUPP] & 0x4020) == 0x4020)
return 1;
return 0;
}
static inline int ata_id_current_chs_valid(const u16 *id)
{
/* For ATA-1 devices, if the INITIALIZE DEVICE PARAMETERS command
@@ -958,17 +982,17 @@ static inline void ata_id_to_hd_driveid(u16 *id)
}
/*
* Write up to 'max' LBA Range Entries to the buffer that will cover the
* extent from sector to sector + count. This is used for TRIM and for
* ADD LBA(S) TO NV CACHE PINNED SET.
* Write LBA Range Entries to the buffer that will cover the extent from
* sector to sector + count. This is used for TRIM and for ADD LBA(S)
* TO NV CACHE PINNED SET.
*/
static inline unsigned ata_set_lba_range_entries(void *_buffer, unsigned max,
u64 sector, unsigned long count)
static inline unsigned ata_set_lba_range_entries(void *_buffer,
unsigned buf_size, u64 sector, unsigned long count)
{
__le64 *buffer = _buffer;
unsigned i = 0;
unsigned i = 0, used_bytes;
while (i < max) {
while (i < buf_size / 8 ) { /* 6-byte LBA + 2-byte range per entry */
u64 entry = sector |
((u64)(count > 0xffff ? 0xffff : count) << 48);
buffer[i++] = __cpu_to_le64(entry);
@@ -978,9 +1002,9 @@ static inline unsigned ata_set_lba_range_entries(void *_buffer, unsigned max,
sector += 0xffff;
}
max = ALIGN(i * 8, 512);
memset(buffer + i, 0, max - i * 8);
return max;
used_bytes = ALIGN(i * 8, 512);
memset(buffer + i, 0, used_bytes - i * 8);
return used_bytes;
}
static inline int is_multi_taskfile(struct ata_taskfile *tf)

3
include/linux/libata.h
View File

@@ -365,7 +365,7 @@ enum {
/* This should match the actual table size of
* ata_eh_cmd_timeout_table in libata-eh.c.
*/
ATA_EH_CMD_TIMEOUT_TABLE_SIZE = 5,
ATA_EH_CMD_TIMEOUT_TABLE_SIZE = 6,
/* Horkage types. May be set by libata or controller on drives
(some horkage may be drive/controller pair dependant */
@@ -595,6 +595,7 @@ struct ata_device {
unsigned int horkage; /* List of broken features */
unsigned long flags; /* ATA_DFLAG_xxx */
struct scsi_device *sdev; /* attached SCSI device */
void *private_data;
#ifdef CONFIG_ATA_ACPI
acpi_handle acpi_handle;
union acpi_object *gtf_cache;

7
include/linux/pci_ids.h
View File

@@ -1496,9 +1496,10 @@
#define PCI_DEVICE_ID_SBE_WANXL400 0x0104
#define PCI_VENDOR_ID_TOSHIBA 0x1179
#define PCI_DEVICE_ID_TOSHIBA_PICCOLO 0x0102
#define PCI_DEVICE_ID_TOSHIBA_PICCOLO_1 0x0103
#define PCI_DEVICE_ID_TOSHIBA_PICCOLO_2 0x0105
#define PCI_DEVICE_ID_TOSHIBA_PICCOLO_1 0x0101
#define PCI_DEVICE_ID_TOSHIBA_PICCOLO_2 0x0102
#define PCI_DEVICE_ID_TOSHIBA_PICCOLO_3 0x0103
#define PCI_DEVICE_ID_TOSHIBA_PICCOLO_5 0x0105
#define PCI_DEVICE_ID_TOSHIBA_TOPIC95 0x060a
#define PCI_DEVICE_ID_TOSHIBA_TOPIC97 0x060f
#define PCI_DEVICE_ID_TOSHIBA_TOPIC100 0x0617