diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-omap2/pm34xx.c | 5 | ||||
| -rw-r--r-- | arch/arm/plat-omap/dma.c | 43 |
2 files changed, 0 insertions, 48 deletions
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 54254fc92c2e..e66e9948636c 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -25,7 +25,6 @@ #include <linux/clk.h> #include <linux/delay.h> #include <linux/slab.h> -#include <linux/omap-dma.h> #include <linux/omap-gpmc.h> #include <trace/events/power.h> @@ -85,7 +84,6 @@ static void omap3_core_save_context(void) omap3_gpmc_save_context(); /* Save the system control module context, padconf already save above*/ omap3_control_save_context(); - omap_dma_global_context_save(); } static void omap3_core_restore_context(void) @@ -96,7 +94,6 @@ static void omap3_core_restore_context(void) omap3_gpmc_restore_context(); /* Restore the interrupt controller context */ omap_intc_restore_context(); - omap_dma_global_context_restore(); } /* @@ -547,9 +544,7 @@ int __init omap3_pm_init(void) local_irq_disable(); - omap_dma_global_context_save(); omap3_save_secure_ram_context(); - omap_dma_global_context_restore(); local_irq_enable(); } diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index 8aea155b10a8..0f68c6faecad 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -68,13 +68,6 @@ static void omap_clear_dma(int lch); static int enable_1510_mode; static u32 errata; -static struct omap_dma_global_context_registers { - u32 dma_irqenable_l0; - u32 dma_irqenable_l1; - u32 dma_ocp_sysconfig; - u32 dma_gcr; -} omap_dma_global_context; - struct dma_link_info { int *linked_dmach_q; int no_of_lchs_linked; @@ -905,42 +898,6 @@ static irqreturn_t omap1_dma_irq_handler(int irq, void *dev_id) #define omap1_dma_irq_handler NULL #endif -/* - * Note that we are currently using only IRQENABLE_L0 and L1. - * As the DSP may be using IRQENABLE_L2 and L3, let's not - * touch those for now. - */ -void omap_dma_global_context_save(void) -{ - omap_dma_global_context.dma_irqenable_l0 = - p->dma_read(IRQENABLE_L0, 0); - omap_dma_global_context.dma_irqenable_l1 = - p->dma_read(IRQENABLE_L1, 0); - omap_dma_global_context.dma_ocp_sysconfig = - p->dma_read(OCP_SYSCONFIG, 0); - omap_dma_global_context.dma_gcr = p->dma_read(GCR, 0); -} - -void omap_dma_global_context_restore(void) -{ - int ch; - - p->dma_write(omap_dma_global_context.dma_gcr, GCR, 0); - p->dma_write(omap_dma_global_context.dma_ocp_sysconfig, - OCP_SYSCONFIG, 0); - p->dma_write(omap_dma_global_context.dma_irqenable_l0, - IRQENABLE_L0, 0); - p->dma_write(omap_dma_global_context.dma_irqenable_l1, - IRQENABLE_L1, 0); - - if (IS_DMA_ERRATA(DMA_ROMCODE_BUG)) - p->dma_write(0x3 , IRQSTATUS_L0, 0); - - for (ch = 0; ch < dma_chan_count; ch++) - if (dma_chan[ch].dev_id != -1) - omap_clear_dma(ch); -} - struct omap_system_dma_plat_info *omap_get_plat_info(void) { return p; |