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drm/amdgpu: fix vkms crtc settings

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otherwise adev->mode_info.crtcs[] is NULL

Signed-off-by: Flora Cui <flora.cui@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Flora Cui
2021-11-24 10:34:57 +08:00
committed by Alex Deucher
parent 4f7ee199d9
commit deefd07eed
2 changed files with 30 additions and 17 deletions
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42
drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
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@@ -16,6 +16,8 @@
#include "ivsrcid/ivsrcid_vislands30.h"
#include "amdgpu_vkms.h"
#include "amdgpu_display.h"
#include "atom.h"
#include "amdgpu_irq.h"
/**
* DOC: amdgpu_vkms
@@ -41,14 +43,13 @@ static const u32 amdgpu_vkms_formats[] = {
static enum hrtimer_restart amdgpu_vkms_vblank_simulate(struct hrtimer *timer)
{
struct amdgpu_vkms_output *output = container_of(timer,
struct amdgpu_vkms_output,
vblank_hrtimer);
struct drm_crtc *crtc = &output->crtc;
struct amdgpu_crtc *amdgpu_crtc = container_of(timer, struct amdgpu_crtc, vblank_timer);
struct drm_crtc *crtc = &amdgpu_crtc->base;
struct amdgpu_vkms_output *output = drm_crtc_to_amdgpu_vkms_output(crtc);
u64 ret_overrun;
bool ret;
ret_overrun = hrtimer_forward_now(&output->vblank_hrtimer,
ret_overrun = hrtimer_forward_now(&amdgpu_crtc->vblank_timer,
output->period_ns);
WARN_ON(ret_overrun != 1);
@@ -65,22 +66,21 @@ static int amdgpu_vkms_enable_vblank(struct drm_crtc *crtc)
unsigned int pipe = drm_crtc_index(crtc);
struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
struct amdgpu_vkms_output *out = drm_crtc_to_amdgpu_vkms_output(crtc);
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
drm_calc_timestamping_constants(crtc, &crtc->mode);
hrtimer_init(&out->vblank_hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
out->vblank_hrtimer.function = &amdgpu_vkms_vblank_simulate;
out->period_ns = ktime_set(0, vblank->framedur_ns);
hrtimer_start(&out->vblank_hrtimer, out->period_ns, HRTIMER_MODE_REL);
hrtimer_start(&amdgpu_crtc->vblank_timer, out->period_ns, HRTIMER_MODE_REL);
return 0;
}
static void amdgpu_vkms_disable_vblank(struct drm_crtc *crtc)
{
struct amdgpu_vkms_output *out = drm_crtc_to_amdgpu_vkms_output(crtc);
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
hrtimer_cancel(&out->vblank_hrtimer);
hrtimer_cancel(&amdgpu_crtc->vblank_timer);
}
static bool amdgpu_vkms_get_vblank_timestamp(struct drm_crtc *crtc,
@@ -92,13 +92,14 @@ static bool amdgpu_vkms_get_vblank_timestamp(struct drm_crtc *crtc,
unsigned int pipe = crtc->index;
struct amdgpu_vkms_output *output = drm_crtc_to_amdgpu_vkms_output(crtc);
struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
if (!READ_ONCE(vblank->enabled)) {
*vblank_time = ktime_get();
return true;
}
*vblank_time = READ_ONCE(output->vblank_hrtimer.node.expires);
*vblank_time = READ_ONCE(amdgpu_crtc->vblank_timer.node.expires);
if (WARN_ON(*vblank_time == vblank->time))
return true;
@@ -165,6 +166,8 @@ static const struct drm_crtc_helper_funcs amdgpu_vkms_crtc_helper_funcs = {
static int amdgpu_vkms_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
struct drm_plane *primary, struct drm_plane *cursor)
{
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
int ret;
ret = drm_crtc_init_with_planes(dev, crtc, primary, cursor,
@@ -176,6 +179,17 @@ static int amdgpu_vkms_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
drm_crtc_helper_add(crtc, &amdgpu_vkms_crtc_helper_funcs);
amdgpu_crtc->crtc_id = drm_crtc_index(crtc);
adev->mode_info.crtcs[drm_crtc_index(crtc)] = amdgpu_crtc;
amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
amdgpu_crtc->encoder = NULL;
amdgpu_crtc->connector = NULL;
amdgpu_crtc->vsync_timer_enabled = AMDGPU_IRQ_STATE_DISABLE;
hrtimer_init(&amdgpu_crtc->vblank_timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
amdgpu_crtc->vblank_timer.function = &amdgpu_vkms_vblank_simulate;
return ret;
}
@@ -401,7 +415,7 @@ int amdgpu_vkms_output_init(struct drm_device *dev,
{
struct drm_connector *connector = &output->connector;
struct drm_encoder *encoder = &output->encoder;
struct drm_crtc *crtc = &output->crtc;
struct drm_crtc *crtc = &output->crtc.base;
struct drm_plane *primary, *cursor = NULL;
int ret;
@@ -504,8 +518,8 @@ static int amdgpu_vkms_sw_fini(void *handle)
int i = 0;
for (i = 0; i < adev->mode_info.num_crtc; i++)
if (adev->amdgpu_vkms_output[i].vblank_hrtimer.function)
hrtimer_cancel(&adev->amdgpu_vkms_output[i].vblank_hrtimer);
if (adev->mode_info.crtcs[i])
hrtimer_cancel(&adev->mode_info.crtcs[i]->vblank_timer);
kfree(adev->mode_info.bios_hardcoded_edid);
kfree(adev->amdgpu_vkms_output);