drm/i915: Don't hardcode the number of pipes in the error state dump
New-ish devices have 3 pipes, so let's not just hardcode 2 but use the
for_each_pipe() macro and make struct intel_display_error_state is big
enough.
V2: Also add the number of pipes emitted (Chris Wilson)
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index f55e024..7a1c197 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -7234,7 +7234,7 @@
u32 position;
u32 base;
u32 size;
- } cursor[2];
+ } cursor[I915_MAX_PIPES];
struct intel_pipe_error_state {
u32 conf;
@@ -7246,7 +7246,7 @@
u32 vtotal;
u32 vblank;
u32 vsync;
- } pipe[2];
+ } pipe[I915_MAX_PIPES];
struct intel_plane_error_state {
u32 control;
@@ -7256,7 +7256,7 @@
u32 addr;
u32 surface;
u32 tile_offset;
- } plane[2];
+ } plane[I915_MAX_PIPES];
};
struct intel_display_error_state *
@@ -7270,7 +7270,7 @@
if (error == NULL)
return NULL;
- for (i = 0; i < 2; i++) {
+ for_each_pipe(i) {
error->cursor[i].control = I915_READ(CURCNTR(i));
error->cursor[i].position = I915_READ(CURPOS(i));
error->cursor[i].base = I915_READ(CURBASE(i));
@@ -7303,9 +7303,11 @@
struct drm_device *dev,
struct intel_display_error_state *error)
{
+ drm_i915_private_t *dev_priv = dev->dev_private;
int i;
- for (i = 0; i < 2; i++) {
+ seq_printf(m, "Num Pipes: %d\n", dev_priv->num_pipe);
+ for_each_pipe(i) {
seq_printf(m, "Pipe [%d]:\n", i);
seq_printf(m, " CONF: %08x\n", error->pipe[i].conf);
seq_printf(m, " SRC: %08x\n", error->pipe[i].source);