diff options
Diffstat (limited to 'drivers/gpu/drm/radeon')
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_cp.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_drv.c | 32 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_drv.h | 27 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_irq.c | 268 |
4 files changed, 214 insertions, 115 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c index e1678cae9ccb..6157cd4bb436 100644 --- a/drivers/gpu/drm/radeon/radeon_cp.c +++ b/drivers/gpu/drm/radeon/radeon_cp.c @@ -1287,7 +1287,7 @@ static int radeon_do_resume_cp(struct drm_device * dev) radeon_cp_init_ring_buffer(dev, dev_priv); radeon_do_engine_reset(dev); - radeon_enable_interrupt(dev); + radeon_irq_set_state(dev, RADEON_SW_INT_ENABLE, 1); DRM_DEBUG("radeon_do_resume_cp() complete\n"); diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index 637bd7faf132..71af746a4e47 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -52,6 +52,28 @@ static int dri_library_name(struct drm_device *dev, char *buf) "r300")); } +static int radeon_suspend(struct drm_device *dev, pm_message_t state) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + + /* Disable *all* interrupts */ + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) + RADEON_WRITE(R500_DxMODE_INT_MASK, 0); + RADEON_WRITE(RADEON_GEN_INT_CNTL, 0); + return 0; +} + +static int radeon_resume(struct drm_device *dev) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + + /* Restore interrupt registers */ + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) + RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg); + RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg); + return 0; +} + static struct pci_device_id pciidlist[] = { radeon_PCI_IDS }; @@ -59,8 +81,7 @@ static struct pci_device_id pciidlist[] = { static struct drm_driver driver = { .driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG | - DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | - DRIVER_IRQ_VBL | DRIVER_IRQ_VBL2, + DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED, .dev_priv_size = sizeof(drm_radeon_buf_priv_t), .load = radeon_driver_load, .firstopen = radeon_driver_firstopen, @@ -69,8 +90,11 @@ static struct drm_driver driver = { .postclose = radeon_driver_postclose, .lastclose = radeon_driver_lastclose, .unload = radeon_driver_unload, - .vblank_wait = radeon_driver_vblank_wait, - .vblank_wait2 = radeon_driver_vblank_wait2, + .suspend = radeon_suspend, + .resume = radeon_resume, + .get_vblank_counter = radeon_get_vblank_counter, + .enable_vblank = radeon_enable_vblank, + .disable_vblank = radeon_disable_vblank, .dri_library_name = dri_library_name, .irq_preinstall = radeon_driver_irq_preinstall, .irq_postinstall = radeon_driver_irq_postinstall, diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h index 099381693175..d7e9c6cc6a1a 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.h +++ b/drivers/gpu/drm/radeon/radeon_drv.h @@ -378,17 +378,17 @@ extern void radeon_mem_release(struct drm_file *file_priv, struct mem_block *heap); /* radeon_irq.c */ +extern void radeon_irq_set_state(struct drm_device *dev, u32 mask, int state); extern int radeon_irq_emit(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int radeon_irq_wait(struct drm_device *dev, void *data, struct drm_file *file_priv); extern void radeon_do_release(struct drm_device * dev); -extern int radeon_driver_vblank_wait(struct drm_device * dev, - unsigned int *sequence); -extern int radeon_driver_vblank_wait2(struct drm_device * dev, - unsigned int *sequence); +extern u32 radeon_get_vblank_counter(struct drm_device *dev, int crtc); +extern int radeon_enable_vblank(struct drm_device *dev, int crtc); +extern void radeon_disable_vblank(struct drm_device *dev, int crtc); extern irqreturn_t radeon_driver_irq_handler(DRM_IRQ_ARGS); extern void radeon_driver_irq_preinstall(struct drm_device * dev); -extern void radeon_driver_irq_postinstall(struct drm_device * dev); +extern int radeon_driver_irq_postinstall(struct drm_device *dev); extern void radeon_driver_irq_uninstall(struct drm_device * dev); extern void radeon_enable_interrupt(struct drm_device *dev); extern int radeon_vblank_crtc_get(struct drm_device *dev); @@ -397,19 +397,22 @@ extern int radeon_vblank_crtc_set(struct drm_device *dev, int64_t value); extern int radeon_driver_load(struct drm_device *dev, unsigned long flags); extern int radeon_driver_unload(struct drm_device *dev); extern int radeon_driver_firstopen(struct drm_device *dev); -extern void radeon_driver_preclose(struct drm_device * dev, struct drm_file *file_priv); -extern void radeon_driver_postclose(struct drm_device * dev, struct drm_file * filp); +extern void radeon_driver_preclose(struct drm_device *dev, + struct drm_file *file_priv); +extern void radeon_driver_postclose(struct drm_device *dev, + struct drm_file *file_priv); extern void radeon_driver_lastclose(struct drm_device * dev); -extern int radeon_driver_open(struct drm_device * dev, struct drm_file * filp_priv); +extern int radeon_driver_open(struct drm_device *dev, + struct drm_file *file_priv); extern long radeon_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg); /* r300_cmdbuf.c */ extern void r300_init_reg_flags(struct drm_device *dev); -extern int r300_do_cp_cmdbuf(struct drm_device * dev, +extern int r300_do_cp_cmdbuf(struct drm_device *dev, struct drm_file *file_priv, - drm_radeon_kcmd_buffer_t * cmdbuf); + drm_radeon_kcmd_buffer_t *cmdbuf); /* Flags for stats.boxes */ @@ -623,6 +626,7 @@ extern int r300_do_cp_cmdbuf(struct drm_device * dev, # define RADEON_SW_INT_TEST (1 << 25) # define RADEON_SW_INT_TEST_ACK (1 << 25) # define RADEON_SW_INT_FIRE (1 << 26) +# define R500_DISPLAY_INT_STATUS (1 << 0) #define RADEON_HOST_PATH_CNTL 0x0130 # define RADEON_HDP_SOFT_RESET (1 << 26) @@ -1116,6 +1120,9 @@ extern int r300_do_cp_cmdbuf(struct drm_device * dev, #define R200_VAP_PVS_CNTL_1 0x22D0 +#define RADEON_CRTC_CRNT_FRAME 0x0214 +#define RADEON_CRTC2_CRNT_FRAME 0x0314 + #define R500_D1CRTC_STATUS 0x609c #define R500_D2CRTC_STATUS 0x689c #define R500_CRTC_V_BLANK (1<<0) diff --git a/drivers/gpu/drm/radeon/radeon_irq.c b/drivers/gpu/drm/radeon/radeon_irq.c index ee40d197deb7..5079f7054a2f 100644 --- a/drivers/gpu/drm/radeon/radeon_irq.c +++ b/drivers/gpu/drm/radeon/radeon_irq.c @@ -27,7 +27,7 @@ * * Authors: * Keith Whitwell <keith@tungstengraphics.com> - * Michel Dänzer <michel@daenzer.net> + * Michel D�zer <michel@daenzer.net> */ #include "drmP.h" @@ -35,12 +35,128 @@ #include "radeon_drm.h" #include "radeon_drv.h" -static __inline__ u32 radeon_acknowledge_irqs(drm_radeon_private_t * dev_priv, - u32 mask) +void radeon_irq_set_state(struct drm_device *dev, u32 mask, int state) { - u32 irqs = RADEON_READ(RADEON_GEN_INT_STATUS) & mask; + drm_radeon_private_t *dev_priv = dev->dev_private; + + if (state) + dev_priv->irq_enable_reg |= mask; + else + dev_priv->irq_enable_reg &= ~mask; + + RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg); +} + +static void r500_vbl_irq_set_state(struct drm_device *dev, u32 mask, int state) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + + if (state) + dev_priv->r500_disp_irq_reg |= mask; + else + dev_priv->r500_disp_irq_reg &= ~mask; + + RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg); +} + +int radeon_enable_vblank(struct drm_device *dev, int crtc) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) { + switch (crtc) { + case 0: + r500_vbl_irq_set_state(dev, R500_D1MODE_INT_MASK, 1); + break; + case 1: + r500_vbl_irq_set_state(dev, R500_D2MODE_INT_MASK, 1); + break; + default: + DRM_ERROR("tried to enable vblank on non-existent crtc %d\n", + crtc); + return EINVAL; + } + } else { + switch (crtc) { + case 0: + radeon_irq_set_state(dev, RADEON_CRTC_VBLANK_MASK, 1); + break; + case 1: + radeon_irq_set_state(dev, RADEON_CRTC2_VBLANK_MASK, 1); + break; + default: + DRM_ERROR("tried to enable vblank on non-existent crtc %d\n", + crtc); + return EINVAL; + } + } + + return 0; +} + +void radeon_disable_vblank(struct drm_device *dev, int crtc) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) { + switch (crtc) { + case 0: + r500_vbl_irq_set_state(dev, R500_D1MODE_INT_MASK, 0); + break; + case 1: + r500_vbl_irq_set_state(dev, R500_D2MODE_INT_MASK, 0); + break; + default: + DRM_ERROR("tried to enable vblank on non-existent crtc %d\n", + crtc); + break; + } + } else { + switch (crtc) { + case 0: + radeon_irq_set_state(dev, RADEON_CRTC_VBLANK_MASK, 0); + break; + case 1: + radeon_irq_set_state(dev, RADEON_CRTC2_VBLANK_MASK, 0); + break; + default: + DRM_ERROR("tried to enable vblank on non-existent crtc %d\n", + crtc); + break; + } + } +} + +static inline u32 radeon_acknowledge_irqs(drm_radeon_private_t *dev_priv, u32 *r500_disp_int) +{ + u32 irqs = RADEON_READ(RADEON_GEN_INT_STATUS); + u32 irq_mask = RADEON_SW_INT_TEST; + + *r500_disp_int = 0; + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) { + /* vbl interrupts in a different place */ + + if (irqs & R500_DISPLAY_INT_STATUS) { + /* if a display interrupt */ + u32 disp_irq; + + disp_irq = RADEON_READ(R500_DISP_INTERRUPT_STATUS); + + *r500_disp_int = disp_irq; + if (disp_irq & R500_D1_VBLANK_INTERRUPT) + RADEON_WRITE(R500_D1MODE_VBLANK_STATUS, R500_VBLANK_ACK); + if (disp_irq & R500_D2_VBLANK_INTERRUPT) + RADEON_WRITE(R500_D2MODE_VBLANK_STATUS, R500_VBLANK_ACK); + } + irq_mask |= R500_DISPLAY_INT_STATUS; + } else + irq_mask |= RADEON_CRTC_VBLANK_STAT | RADEON_CRTC2_VBLANK_STAT; + + irqs &= irq_mask; + if (irqs) RADEON_WRITE(RADEON_GEN_INT_STATUS, irqs); + return irqs; } @@ -68,44 +184,33 @@ irqreturn_t radeon_driver_irq_handler(DRM_IRQ_ARGS) drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private; u32 stat; + u32 r500_disp_int; /* Only consider the bits we're interested in - others could be used * outside the DRM */ - stat = radeon_acknowledge_irqs(dev_priv, (RADEON_SW_INT_TEST_ACK | - RADEON_CRTC_VBLANK_STAT | - RADEON_CRTC2_VBLANK_STAT)); + stat = radeon_acknowledge_irqs(dev_priv, &r500_disp_int); if (!stat) return IRQ_NONE; stat &= dev_priv->irq_enable_reg; /* SW interrupt */ - if (stat & RADEON_SW_INT_TEST) { + if (stat & RADEON_SW_INT_TEST) DRM_WAKEUP(&dev_priv->swi_queue); - } /* VBLANK interrupt */ - if (stat & (RADEON_CRTC_VBLANK_STAT|RADEON_CRTC2_VBLANK_STAT)) { - int vblank_crtc = dev_priv->vblank_crtc; - - if ((vblank_crtc & - (DRM_RADEON_VBLANK_CRTC1 | DRM_RADEON_VBLANK_CRTC2)) == - (DRM_RADEON_VBLANK_CRTC1 | DRM_RADEON_VBLANK_CRTC2)) { - if (stat & RADEON_CRTC_VBLANK_STAT) - atomic_inc(&dev->vbl_received); - if (stat & RADEON_CRTC2_VBLANK_STAT) - atomic_inc(&dev->vbl_received2); - } else if (((stat & RADEON_CRTC_VBLANK_STAT) && - (vblank_crtc & DRM_RADEON_VBLANK_CRTC1)) || - ((stat & RADEON_CRTC2_VBLANK_STAT) && - (vblank_crtc & DRM_RADEON_VBLANK_CRTC2))) - atomic_inc(&dev->vbl_received); - - DRM_WAKEUP(&dev->vbl_queue); - drm_vbl_send_signals(dev); + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) { + if (r500_disp_int & R500_D1_VBLANK_INTERRUPT) + drm_handle_vblank(dev, 0); + if (r500_disp_int & R500_D2_VBLANK_INTERRUPT) + drm_handle_vblank(dev, 1); + } else { + if (stat & RADEON_CRTC_VBLANK_STAT) + drm_handle_vblank(dev, 0); + if (stat & RADEON_CRTC2_VBLANK_STAT) + drm_handle_vblank(dev, 1); } - return IRQ_HANDLED; } @@ -144,54 +249,31 @@ static int radeon_wait_irq(struct drm_device * dev, int swi_nr) return ret; } -static int radeon_driver_vblank_do_wait(struct drm_device * dev, - unsigned int *sequence, int crtc) +u32 radeon_get_vblank_counter(struct drm_device *dev, int crtc) { - drm_radeon_private_t *dev_priv = - (drm_radeon_private_t *) dev->dev_private; - unsigned int cur_vblank; - int ret = 0; - int ack = 0; - atomic_t *counter; + drm_radeon_private_t *dev_priv = dev->dev_private; + if (!dev_priv) { DRM_ERROR("called with no initialization\n"); return -EINVAL; } - if (crtc == DRM_RADEON_VBLANK_CRTC1) { - counter = &dev->vbl_received; - ack |= RADEON_CRTC_VBLANK_STAT; - } else if (crtc == DRM_RADEON_VBLANK_CRTC2) { - counter = &dev->vbl_received2; - ack |= RADEON_CRTC2_VBLANK_STAT; - } else + if (crtc < 0 || crtc > 1) { + DRM_ERROR("Invalid crtc %d\n", crtc); return -EINVAL; + } - radeon_acknowledge_irqs(dev_priv, ack); - - dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; - - /* Assume that the user has missed the current sequence number - * by about a day rather than she wants to wait for years - * using vertical blanks... - */ - DRM_WAIT_ON(ret, dev->vbl_queue, 3 * DRM_HZ, - (((cur_vblank = atomic_read(counter)) - - *sequence) <= (1 << 23))); - - *sequence = cur_vblank; - - return ret; -} - -int radeon_driver_vblank_wait(struct drm_device *dev, unsigned int *sequence) -{ - return radeon_driver_vblank_do_wait(dev, sequence, DRM_RADEON_VBLANK_CRTC1); -} - -int radeon_driver_vblank_wait2(struct drm_device *dev, unsigned int *sequence) -{ - return radeon_driver_vblank_do_wait(dev, sequence, DRM_RADEON_VBLANK_CRTC2); + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) { + if (crtc == 0) + return RADEON_READ(R500_D1CRTC_FRAME_COUNT); + else + return RADEON_READ(R500_D2CRTC_FRAME_COUNT); + } else { + if (crtc == 0) + return RADEON_READ(RADEON_CRTC_CRNT_FRAME); + else + return RADEON_READ(RADEON_CRTC2_CRNT_FRAME); + } } /* Needs the lock as it touches the ring. @@ -234,46 +316,41 @@ int radeon_irq_wait(struct drm_device *dev, void *data, struct drm_file *file_pr return radeon_wait_irq(dev, irqwait->irq_seq); } -void radeon_enable_interrupt(struct drm_device *dev) -{ - drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private; - - dev_priv->irq_enable_reg = RADEON_SW_INT_ENABLE; - if (dev_priv->vblank_crtc & DRM_RADEON_VBLANK_CRTC1) - dev_priv->irq_enable_reg |= RADEON_CRTC_VBLANK_MASK; - - if (dev_priv->vblank_crtc & DRM_RADEON_VBLANK_CRTC2) - dev_priv->irq_enable_reg |= RADEON_CRTC2_VBLANK_MASK; - - RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg); - dev_priv->irq_enabled = 1; -} - /* drm_dma.h hooks */ void radeon_driver_irq_preinstall(struct drm_device * dev) { drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private; + u32 dummy; /* Disable *all* interrupts */ + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) + RADEON_WRITE(R500_DxMODE_INT_MASK, 0); RADEON_WRITE(RADEON_GEN_INT_CNTL, 0); /* Clear bits if they're already high */ - radeon_acknowledge_irqs(dev_priv, (RADEON_SW_INT_TEST_ACK | - RADEON_CRTC_VBLANK_STAT | - RADEON_CRTC2_VBLANK_STAT)); + radeon_acknowledge_irqs(dev_priv, &dummy); } -void radeon_driver_irq_postinstall(struct drm_device * dev) +int radeon_driver_irq_postinstall(struct drm_device *dev) { drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private; + int ret; atomic_set(&dev_priv->swi_emitted, 0); DRM_INIT_WAITQUEUE(&dev_priv->swi_queue); - radeon_enable_interrupt(dev); + ret = drm_vblank_init(dev, 2); + if (ret) + return ret; + + dev->max_vblank_count = 0x001fffff; + + radeon_irq_set_state(dev, RADEON_SW_INT_ENABLE, 1); + + return 0; } void radeon_driver_irq_uninstall(struct drm_device * dev) @@ -285,6 +362,8 @@ void radeon_driver_irq_uninstall(struct drm_device * dev) dev_priv->irq_enabled = 0; + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) + RADEON_WRITE(R500_DxMODE_INT_MASK, 0); /* Disable *all* interrupts */ RADEON_WRITE(RADEON_GEN_INT_CNTL, 0); } @@ -293,18 +372,8 @@ void radeon_driver_irq_uninstall(struct drm_device * dev) int radeon_vblank_crtc_get(struct drm_device *dev) { drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private; - u32 flag; - u32 value; - - flag = RADEON_READ(RADEON_GEN_INT_CNTL); - value = 0; - - if (flag & RADEON_CRTC_VBLANK_MASK) - value |= DRM_RADEON_VBLANK_CRTC1; - if (flag & RADEON_CRTC2_VBLANK_MASK) - value |= DRM_RADEON_VBLANK_CRTC2; - return value; + return dev_priv->vblank_crtc; } int radeon_vblank_crtc_set(struct drm_device *dev, int64_t value) @@ -315,6 +384,5 @@ int radeon_vblank_crtc_set(struct drm_device *dev, int64_t value) return -EINVAL; } dev_priv->vblank_crtc = (unsigned int)value; - radeon_enable_interrupt(dev); return 0; } |