From 7c9305b80cb81c94d12c7109f8abfe4bc5b08a23 Mon Sep 17 00:00:00 2001 From: Ernesto Ramos Date: Wed, 28 Jul 2010 09:54:55 -0500 Subject: [PATCH 488/524] staging:ti dspbridge: remove bridge_brd_delete function Remove bridge_brd_delete() function since it is doing the same that bridge_brd_stop(). Signed-off-by: Ernesto Ramos Signed-off-by: Greg Kroah-Hartman --- drivers/staging/tidspbridge/core/tiomap3430.c | 57 +------------------------ 1 files changed, 1 insertions(+), 56 deletions(-) diff --git a/drivers/staging/tidspbridge/core/tiomap3430.c b/drivers/staging/tidspbridge/core/tiomap3430.c index e7584de..f914829 100644 --- a/drivers/staging/tidspbridge/core/tiomap3430.c +++ b/drivers/staging/tidspbridge/core/tiomap3430.c @@ -686,61 +686,6 @@ static int bridge_brd_stop(struct bridge_dev_context *dev_ctxt) } /* - * ======== bridge_brd_delete ======== - * purpose: - * Puts DSP in Low power mode - * - * Preconditions : - * a) None - */ -static int bridge_brd_delete(struct bridge_dev_context *dev_ctxt) -{ - int status = 0; - struct bridge_dev_context *dev_context = dev_ctxt; - struct pg_table_attrs *pt_attrs; - int clk_status; - struct dspbridge_platform_data *pdata = - omap_dspbridge_dev->dev.platform_data; - - if (dev_context->dw_brd_state == BRD_STOPPED) - return status; - - /* as per TRM, it is advised to first drive - * the IVA2 to 'Standby' mode, before turning off the clocks.. This is - * to ensure that there are no pending L3 or other transactons from - * IVA2 */ - status = sleep_dsp(dev_context, PWR_EMERGENCYDEEPSLEEP, NULL); - clk_status = dsp_clk_disable(DSP_CLK_IVA2); - - /* Release the Ext Base virtual Address as the next DSP Program - * may have a different load address */ - if (dev_context->dw_dsp_ext_base_addr) - dev_context->dw_dsp_ext_base_addr = 0; - - dev_context->dw_brd_state = BRD_STOPPED; /* update board state */ - - /* This is a good place to clear the MMU page tables as well */ - if (dev_context->pt_attrs) { - pt_attrs = dev_context->pt_attrs; - memset((u8 *) pt_attrs->l1_base_va, 0x00, pt_attrs->l1_size); - memset((u8 *) pt_attrs->l2_base_va, 0x00, pt_attrs->l2_size); - memset((u8 *) pt_attrs->pg_info, 0x00, - (pt_attrs->l2_num_pages * sizeof(struct page_info))); - } - /* Disable the mail box interrupts */ - if (dev_context->mbox) { - omap_mbox_disable_irq(dev_context->mbox, IRQ_RX); - omap_mbox_put(dev_context->mbox); - dev_context->mbox = NULL; - } - /* Reset IVA2 clocks*/ - (*pdata->dsp_prm_write)(OMAP3430_RST1_IVA2_MASK | OMAP3430_RST2_IVA2_MASK | - OMAP3430_RST3_IVA2_MASK, OMAP3430_IVA2_MOD, OMAP2_RM_RSTCTRL); - - return status; -} - -/* * ======== bridge_brd_status ======== * Returns the board status. */ @@ -1023,7 +968,7 @@ static int bridge_dev_destroy(struct bridge_dev_context *dev_ctxt) return -EFAULT; /* first put the device to stop state */ - bridge_brd_delete(dev_context); + bridge_brd_stop(dev_context); if (dev_context->pt_attrs) { pt_attrs = dev_context->pt_attrs; kfree(pt_attrs->pg_info); -- 1.7.1