drm/amd/display: Clean index in irq init loop

Signed-off-by: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Reviewed-by: Jordan Lazare <Jordan.Lazare@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index b85f34b..0c50433 100644 (file)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1027,8 +1027,8 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev)
         *    for acknowledging and handling. */
 
        /* Use VBLANK interrupt */
-       for (i = 0; i < adev->mode_info.num_crtc; i++) {
-               r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, i+1, &adev->crtc_irq);
+       for (i = 1; i <= adev->mode_info.num_crtc; i++) {
+               r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, i, &adev->crtc_irq);
 
                if (r) {
                        DRM_ERROR("Failed to add crtc irq id!\n");
@@ -1037,7 +1037,7 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev)
 
                int_params.int_context = INTERRUPT_HIGH_IRQ_CONTEXT;
                int_params.irq_source =
-                       dc_interrupt_to_irq_source(dc, i+1, 0);
+                       dc_interrupt_to_irq_source(dc, i, 0);
 
                c_irq_params = &adev->dm.vblank_params[int_params.irq_source - DC_IRQ_SOURCE_VBLANK1];
 
@@ -1048,6 +1048,7 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev)
                                dm_crtc_high_irq, c_irq_params);
        }
 
+       /* Use GRPH_PFLIP interrupt */
        for (i = VISLANDS30_IV_SRCID_D1_GRPH_PFLIP;
                        i <= VISLANDS30_IV_SRCID_D6_GRPH_PFLIP; i += 2) {
                r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, i, &adev->pageflip_irq);