evie/android_kernel_oneplus_msm8998
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scsi: ufs-qcom: save ufs_qcom_host object pointers

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Analyzing crash logs is made easier when the different UFS objects
state is accessible. Save a pointer to the main ufs_qcom_host
object when it is allocated.

Change-Id: I8eb909729dee7209e5d9b1af2652fe76ccd3c0ca
Signed-off-by: Gilad Broner <gbroner@codeaurora.org>
This commit is contained in:
Gilad Broner 2014-11-11 18:12:22 +02:00 • committed by David Keitel
parent f3fdd87f21
commit 7223077cfd
2 changed files with 6 additions and 0 deletions
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5
drivers/scsi/ufs/ufs-qcom.c
View file

@ -35,6 +35,8 @@
#include "ufshci.h" #include "ufshci.h"
#include "ufs-qcom-ice.h" #include "ufs-qcom-ice.h"
static struct ufs_qcom_host *ufs_qcom_hosts[MAX_UFS_QCOM_HOSTS];
static void ufs_qcom_get_speed_mode(struct ufs_pa_layer_attr *p, char *result); static void ufs_qcom_get_speed_mode(struct ufs_pa_layer_attr *p, char *result);
static int ufs_qcom_get_bus_vote(struct ufs_qcom_host *host, static int ufs_qcom_get_bus_vote(struct ufs_qcom_host *host,
const char *speed_mode); const char *speed_mode);
@ -1173,6 +1175,9 @@ static int ufs_qcom_init(struct ufs_hba *hba)
} }
} }
if (hba->dev->id < MAX_UFS_QCOM_HOSTS)
ufs_qcom_hosts[hba->dev->id] = host;
goto out; goto out;
out_disable_phy: out_disable_phy:

1
include/linux/scsi/ufs/ufs-qcom.h
View file

@ -16,6 +16,7 @@
#include <linux/phy/phy.h> #include <linux/phy/phy.h>
#define MAX_UFS_QCOM_HOSTS 1
#define MAX_U32 (~(u32)0) #define MAX_U32 (~(u32)0)
#define MPHY_TX_FSM_STATE 0x41 #define MPHY_TX_FSM_STATE 0x41
#define TX_FSM_HIBERN8 0x1 #define TX_FSM_HIBERN8 0x1