diff options
Diffstat (limited to 'arch/sh')
| -rw-r--r-- | arch/sh/drivers/dma/Kconfig | 8 | ||||
| -rw-r--r-- | arch/sh/drivers/dma/dma-sh.c | 17 |
2 files changed, 13 insertions, 12 deletions
diff --git a/arch/sh/drivers/dma/Kconfig b/arch/sh/drivers/dma/Kconfig index 57d95fce0464..32bb8fa605c2 100644 --- a/arch/sh/drivers/dma/Kconfig +++ b/arch/sh/drivers/dma/Kconfig | |||
| @@ -9,6 +9,14 @@ config SH_DMA | |||
| 9 | select SH_DMA_API | 9 | select SH_DMA_API |
| 10 | default n | 10 | default n |
| 11 | 11 | ||
| 12 | config SH_DMA_IRQ_MULTI | ||
| 13 | bool | ||
| 14 | depends on SH_DMA | ||
| 15 | default y if CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7751 || \ | ||
| 16 | CPU_SUBTYPE_SH7750S || CPU_SUBTYPE_SH7750R || CPU_SUBTYPE_SH7751R || \ | ||
| 17 | CPU_SUBTYPE_SH7091 || CPU_SUBTYPE_SH7763 || CPU_SUBTYPE_SH7764 || \ | ||
| 18 | CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 | ||
| 19 | |||
| 12 | config NR_ONCHIP_DMA_CHANNELS | 20 | config NR_ONCHIP_DMA_CHANNELS |
| 13 | int | 21 | int |
| 14 | depends on SH_DMA | 22 | depends on SH_DMA |
diff --git a/arch/sh/drivers/dma/dma-sh.c b/arch/sh/drivers/dma/dma-sh.c index 31c2930f2f54..37fb5b8bbc3f 100644 --- a/arch/sh/drivers/dma/dma-sh.c +++ b/arch/sh/drivers/dma/dma-sh.c | |||
| @@ -19,13 +19,6 @@ | |||
| 19 | #include <asm/io.h> | 19 | #include <asm/io.h> |
| 20 | #include <asm/dma-sh.h> | 20 | #include <asm/dma-sh.h> |
| 21 | 21 | ||
| 22 | #if defined(CONFIG_CPU_SUBTYPE_SH7763) || \ | ||
| 23 | defined(CONFIG_CPU_SUBTYPE_SH7764) || \ | ||
| 24 | defined(CONFIG_CPU_SUBTYPE_SH7780) || \ | ||
| 25 | defined(CONFIG_CPU_SUBTYPE_SH7785) | ||
| 26 | #define DMAC_IRQ_MULTI 1 | ||
| 27 | #endif | ||
| 28 | |||
| 29 | #if defined(DMAE1_IRQ) | 22 | #if defined(DMAE1_IRQ) |
| 30 | #define NR_DMAE 2 | 23 | #define NR_DMAE 2 |
| 31 | #else | 24 | #else |
| @@ -42,7 +35,7 @@ static inline unsigned int get_dmte_irq(unsigned int chan) | |||
| 42 | if (chan < ARRAY_SIZE(dmte_irq_map)) | 35 | if (chan < ARRAY_SIZE(dmte_irq_map)) |
| 43 | irq = dmte_irq_map[chan]; | 36 | irq = dmte_irq_map[chan]; |
| 44 | 37 | ||
| 45 | #if defined(DMAC_IRQ_MULTI) | 38 | #if defined(CONFIG_SH_DMA_IRQ_MULTI) |
| 46 | if (irq > DMTE6_IRQ) | 39 | if (irq > DMTE6_IRQ) |
| 47 | return DMTE6_IRQ; | 40 | return DMTE6_IRQ; |
| 48 | return DMTE0_IRQ; | 41 | return DMTE0_IRQ; |
| @@ -96,7 +89,7 @@ static int sh_dmac_request_dma(struct dma_channel *chan) | |||
| 96 | return 0; | 89 | return 0; |
| 97 | 90 | ||
| 98 | return request_irq(get_dmte_irq(chan->chan), dma_tei, | 91 | return request_irq(get_dmte_irq(chan->chan), dma_tei, |
| 99 | #if defined(DMAC_IRQ_MULTI) | 92 | #if defined(CONFIG_SH_DMA_IRQ_MULTI) |
| 100 | IRQF_SHARED, | 93 | IRQF_SHARED, |
| 101 | #else | 94 | #else |
| 102 | IRQF_DISABLED, | 95 | IRQF_DISABLED, |
| @@ -235,7 +228,7 @@ static inline int dmaor_reset(int no) | |||
| 235 | #if defined(CONFIG_CPU_SH4) | 228 | #if defined(CONFIG_CPU_SH4) |
| 236 | static irqreturn_t dma_err(int irq, void *dummy) | 229 | static irqreturn_t dma_err(int irq, void *dummy) |
| 237 | { | 230 | { |
| 238 | #if defined(DMAC_IRQ_MULTI) | 231 | #if defined(CONFIG_SH_DMA_IRQ_MULTI) |
| 239 | int cnt = 0; | 232 | int cnt = 0; |
| 240 | switch (irq) { | 233 | switch (irq) { |
| 241 | #if defined(DMTE6_IRQ) && defined(DMAE1_IRQ) | 234 | #if defined(DMTE6_IRQ) && defined(DMAE1_IRQ) |
| @@ -283,7 +276,7 @@ static struct dma_info sh_dmac_info = { | |||
| 283 | #ifdef CONFIG_CPU_SH4 | 276 | #ifdef CONFIG_CPU_SH4 |
| 284 | static unsigned int get_dma_error_irq(int n) | 277 | static unsigned int get_dma_error_irq(int n) |
| 285 | { | 278 | { |
| 286 | #if defined(DMAC_IRQ_MULTI) | 279 | #if defined(CONFIG_SH_DMA_IRQ_MULTI) |
| 287 | return (n == 0) ? get_dmte_irq(0) : get_dmte_irq(6); | 280 | return (n == 0) ? get_dmte_irq(0) : get_dmte_irq(6); |
| 288 | #else | 281 | #else |
| 289 | return (n == 0) ? DMAE0_IRQ : | 282 | return (n == 0) ? DMAE0_IRQ : |
| @@ -306,7 +299,7 @@ static int __init sh_dmac_init(void) | |||
| 306 | 299 | ||
| 307 | for (n = 0; n < NR_DMAE; n++) { | 300 | for (n = 0; n < NR_DMAE; n++) { |
| 308 | i = request_irq(get_dma_error_irq(n), dma_err, | 301 | i = request_irq(get_dma_error_irq(n), dma_err, |
| 309 | #if defined(DMAC_IRQ_MULTI) | 302 | #if defined(CONFIG_SH_DMA_IRQ_MULTI) |
| 310 | IRQF_SHARED, | 303 | IRQF_SHARED, |
| 311 | #else | 304 | #else |
| 312 | IRQF_DISABLED, | 305 | IRQF_DISABLED, |
