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path: root/drivers/gpu/drm/radeon/radeon_irq_kms.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_irq_kms.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_irq_kms.c54
1 files changed, 0 insertions, 54 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 491d569deb0e..9805e4b6ca1b 100644
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -32,60 +32,6 @@
32#include "radeon.h" 32#include "radeon.h"
33#include "atom.h" 33#include "atom.h"
34 34
35static inline uint32_t r100_irq_ack(struct radeon_device *rdev)
36{
37 uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS);
38 uint32_t irq_mask = RADEON_SW_INT_TEST;
39
40 if (irqs) {
41 WREG32(RADEON_GEN_INT_STATUS, irqs);
42 }
43 return irqs & irq_mask;
44}
45
46int r100_irq_set(struct radeon_device *rdev)
47{
48 uint32_t tmp = 0;
49
50 if (rdev->irq.sw_int) {
51 tmp |= RADEON_SW_INT_ENABLE;
52 }
53 /* Todo go through CRTC and enable vblank int or not */
54 WREG32(RADEON_GEN_INT_CNTL, tmp);
55 return 0;
56}
57
58int r100_irq_process(struct radeon_device *rdev)
59{
60 uint32_t status;
61
62 status = r100_irq_ack(rdev);
63 if (!status) {
64 return IRQ_NONE;
65 }
66 while (status) {
67 /* SW interrupt */
68 if (status & RADEON_SW_INT_TEST) {
69 radeon_fence_process(rdev);
70 }
71 status = r100_irq_ack(rdev);
72 }
73 return IRQ_HANDLED;
74}
75
76int rs600_irq_set(struct radeon_device *rdev)
77{
78 uint32_t tmp = 0;
79
80 if (rdev->irq.sw_int) {
81 tmp |= RADEON_SW_INT_ENABLE;
82 }
83 WREG32(RADEON_GEN_INT_CNTL, tmp);
84 /* Todo go through CRTC and enable vblank int or not */
85 WREG32(R500_DxMODE_INT_MASK, 0);
86 return 0;
87}
88
89irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS) 35irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS)
90{ 36{
91 struct drm_device *dev = (struct drm_device *) arg; 37 struct drm_device *dev = (struct drm_device *) arg;