From: Ramesh Gupta <[EMAIL PROTECTED]>
Date: Thu, 4 Sep 2008 00:31:04 -0500
Subject: [PATCH] BRIDGE OMAP PM Bug softlockup fix
Fix BUG# soft lockup issue with the Open Source
Power Management.
Signed-off-by: Ramesh Gupta <[EMAIL PROTECTED]>
---
drivers/dsp/bridge/wmd/tiomap3430.c | 9 ++-------
1 files changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/dsp/bridge/wmd/tiomap3430.c
b/drivers/dsp/bridge/wmd/tiomap3430.c
index 0da20a0..22aaa8e 100644
--- a/drivers/dsp/bridge/wmd/tiomap3430.c
+++ b/drivers/dsp/bridge/wmd/tiomap3430.c
@@ -281,8 +281,6 @@ static DSP_STATUS WMD_BRD_Monitor(struct WMD_DEV_CONTEXT
*hDevContext)
if ((temp & 0x03) != 0x03 || (temp & 0x03) != 0x02) {
/* IVA2 is not in ON state */
/* Read and set PM_PWSTCTRL_IVA2 to ON */
- HW_PWR_IVA2StateGet(resources.dwPrmBase, HW_PWR_DOMAIN_DSP,
- &pwrState);
HW_PWR_IVA2PowerStateSet(resources.dwPrmBase,
HW_PWR_DOMAIN_DSP,
HW_PWR_STATE_ON);
@@ -753,9 +751,7 @@ static DSP_STATUS WMD_BRD_Stop(struct WMD_DEV_CONTEXT
*hDevContext)
"for iva2_fck\n");
}
/* IVA2 is not in OFF state */
- /* Read and set PM_PWSTCTRL_IVA2 to OFF */
- HW_PWR_IVA2StateGet(resources.dwPrmBase, HW_PWR_DOMAIN_DSP,
- &pwrState);
+ /* Set PM_PWSTCTRL_IVA2 to OFF */
HW_PWR_IVA2PowerStateSet(resources.dwPrmBase,
HW_PWR_DOMAIN_DSP,
HW_PWR_STATE_OFF);
@@ -2054,8 +2050,7 @@ static DSP_STATUS run_IdleBoot(u32 prm_base, u32 cm_base,
HW_PWRST_IVA2RegGet(prm_base, &temp);
if ((temp & 0x03) != 0x03 || (temp & 0x03) != 0x02) {
/* IVA2 is not in ON state */
- /* Read and set PM_PWSTCTRL_IVA2 to ON */
- HW_PWR_IVA2StateGet(prm_base, HW_PWR_DOMAIN_DSP, &pwrState);
+ /* Set PM_PWSTCTRL_IVA2 to ON */
HW_PWR_IVA2PowerStateSet(prm_base, HW_PWR_DOMAIN_DSP,
HW_PWR_STATE_ON);
/* Set the SW supervised state transition */
--
1.5.6.4
--
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